How to compare quotes from tradespeople
The cheapest quote from a tradesperson is not necessarily the most economical one.
One quote may include materials, waste disposal, other trades and final documentation. Another may cover only the labour hours. The quotes can therefore have different totals even though they appear to cover the same project.
To compare the quotes correctly, you need to check that the companies have priced the same work, with equivalent materials, responsibility and degree of completion.
Start with a shared description of the work. Then go through the pricing model, scope of work, materials, extras, schedule, payment and documentation. Once the differences are visible, it becomes far easier to see which quote actually offers the best value and the lowest risk.
In brief
- Send the same description of the work to all the tradespeople.
- Ideally obtain at least three quotes.
- Check whether the price is a fixed price, a price estimate or an hourly rate.
- Make sure the prices include VAT.
- Compare the scope of work line by line.
- Find out what is expressly not included.
- Compare the quality of the materials.
- Clarify transport, site setup, machinery and waste.
- Check which subcontractors and trades are included.
- Assess start date, completion and capacity.
- Agree on what documentation is to be delivered.
- Use a written contract and written change orders.
- Tie payment to documented progress.
- Do not choose a quote until the unclear points have been resolved.
- Compare risk and quality - not just the total.
Why can the quotes be so different?
Three tradespeople can inspect the same project and come back with very different prices.
The difference can be due to, among other things:
- Different understanding of the job
- Different amounts of preparatory work
- Different materials
- Different numbers of labour hours
- Different experience and specialisation
- Different use of subcontractors
- Certain costs being left out
- Different schedules and staffing
- Different responsibility for coordination
- Different documentation requirements
- Different mark-ups on materials
- Different assumptions and reservations
A quote of 200,000 kr can be better than a quote of 160,000 kr if the more expensive quote includes work that will later cost more than the price difference.
The goal is therefore not to make the quotes identical. The goal is to understand the differences and work out what each option is likely to cost once the whole project is finished.
1. Send the same description of the work to everyone
You cannot compare the quotes fairly if the tradespeople have been given different information.
Write one description of the work and send it to all the companies you are considering. It should contain:
- Address and type of home
- Which rooms or areas the project covers
- What is to be demolished
- What is to be built or installed
- Measurements and approximate quantities
- Preferred materials
- Photos and drawings
- Existing damage or challenges
- Desired start and completion dates
- Whether the home will be occupied during the work
- Access and parking options
- Whether other tradespeople are involved
- Who buys the materials
- What documentation is expected
- Whether you want a fixed price or a price estimate
Ask all the companies the same questions as well. Otherwise one quote may end up more detailed simply because that tradesperson was given more information.
2. Find out what type of price you have been given
Before you compare the totals, you need to know what kind of price each tradesperson has given.
| Pricing model | What does it mean? | What should you check? |
|---|---|---|
| Fixed price | An agreed price for a defined piece of work | That the entire scope of work is clearly described |
| Price estimate | An estimate of the expected price | What assumptions the estimate is based on |
| Hourly rate | You pay for the time actually spent | Hourly rate, expected hours and other charges |
| Unit price | Price per m², linear metre, point or unit | How the quantities are measured and what the unit price includes |
| Combination | Some parts have a fixed price, others are invoiced by the hour | Which parts can vary |
Fixed price
A fixed price gives good predictability when the work is clearly defined. But a fixed price only covers what is actually stated in the quote.
If "painting of walls" is included, but filling, priming and materials are not mentioned, these items may be charged on top.
Price estimate
A price estimate is not the same as a fixed price. Under the Consumer Craftsman Services Act (håndverkertjenesteloven), the price should normally not exceed the estimate significantly - and not by more than 15 percent - unless something else has been expressly agreed or you have approved additional work.
That does not mean the tradesperson can automatically add 15 percent to the estimate. The final price must still be based on the work actually carried out and what you have agreed.
Hourly rate
With hourly work, you need to check more than the hourly rate itself:
- Does the price include VAT?
- Is travel time invoiced?
- Are breaks billable?
- What does the service van cost?
- What is the minimum charge?
- How are apprentices priced?
- What is the expected number of hours?
- How are the hours documented?
- How often will you get an update on the cost?
- Must the tradesperson notify you before an agreed cost ceiling is exceeded?
A tradesperson with a higher hourly rate can turn out cheaper if the work is done faster and with fewer mistakes.
Unit price
Unit prices can be practical for large quantities, but they must be clearly defined.
Examples include:
- Price per square metre of floor
- Price per square metre of wall
- Price per electrical point
- Price per window
- Price per linear metre of trim
- Price per tonne or cubic metre of waste
Clarify how the quantity is measured and whether the price includes materials, preparatory work, transport and completion.
3. Check whether VAT is included
When you compare prices as a private customer, you need to compare the total you will actually pay.
A quote of 200,000 kr excluding VAT becomes 250,000 kr including VAT at the standard rate of 25 percent.
So check whether the quote says:
- Including VAT
- Excluding VAT
- VAT is added on top
- Total price for the customer
If the company charges VAT, you can check its registration in the business register of the Brønnøysund Register Centre (Brønnøysundregistrene).
A missing registration does not automatically mean that a new or small company is disreputable. But a company should not simply add VAT to the invoice if it is not registered for it.
4. Compare the scope of work line by line
The most important question is not just "What does it cost?" but "What do I get for the money?"
Break the quotes down into work phases:
- Planning and design
- Site setup and protection
- Demolition
- Removal of waste
- Repair of substrates
- Technical work
- Installation
- Surface finishing
- Testing and inspection
- Cleaning
- Final documentation
Feel free to use a comparison table:
| Work item | Quote A | Quote B | Quote C |
|---|---|---|---|
| Site visit and planning | |||
| Demolition | |||
| Waste and removal | |||
| Materials | |||
| Carpentry | |||
| Electrician | |||
| Plumber | |||
| Painting | |||
| Protective covering | |||
| Cleaning | |||
| Documentation | |||
| Total price including VAT |
Write "included", "not included" or the stated price in each field. It then quickly becomes clear why the quotes have different totals.
5. Look closely at what is not included
What is missing from the quote can be just as important as what is in it.
Look for wording such as:
- "Any extras are invoiced according to time spent"
- "Materials are charged on top"
- "Subject to hidden conditions"
- "Electrical work is not included"
- "Plumber to be booked by the customer"
- "Waste is invoiced separately"
- "Permit application work is not included"
- "The price applies to a prepared substrate"
- "Scaffolding or lift is charged on top"
- "Transport is calculated at actual cost"
Such reservations are not necessarily unreasonable. Some costs can be difficult to know in advance. The problem arises when the customer does not understand how significant the reservations can turn out to be.
Ask the tradesperson to estimate the excluded costs or explain which situations trigger extras.
6. Compare the materials
Two quotes may use words like "parquet", "membrane", "paint" or "decking boards" but refer to products with very different prices and quality.
Ask for:
- Manufacturer
- Product name
- Model or item number
- Dimensions
- Colour and finish
- Quality grade
- Calculated quantity
- Guarantees
- Installation instructions
- Any alternative products
A quote that only says "materials included" is difficult to compare.
Also check the mark-up on materials
Tradespeople may charge for the time and responsibility involved in ordering, transporting, storing and handling materials. This can be entirely legitimate, but the pricing should be clear.
Ask:
- Are the materials priced with a mark-up?
- Is delivery included?
- Who owns the materials if the project is cancelled?
- Who is responsible for incorrect orders?
- Who handles complaints against the supplier?
- Does the customer get a copy of the materials list?
If you buy the materials yourself, the quote should state who is responsible for measuring and ordering.
7. Check the number of coats, layers and treatments
Quotes can look alike even when the degree of completion differs.
Examples:
- One or two coats of paint
- Spot filling or full skim filling
- One or two layers of plasterboard
- With or without insulation
- With or without primer
- Installation only, or adjustment as well
- Pipe runs only, or connection as well
- Product only, or product fully installed
- Decking boards only, or complete joists and foundations
Ask the tradesperson to describe what final result is included.
"Finished wall" may mean installed plasterboard to one company. To another it may mean a wall that is filled, sanded, primed, painted and finished with trim.
8. Compare quality and expected lifespan
A cheaper material may reduce the investment now but mean more maintenance or a shorter lifespan.
Consider:
- Expected lifespan
- Maintenance needs
- Wear resistance
- Moisture resistance
- Energy efficiency
- Spare parts
- Product guarantee
- Repairability
- How the product fits the existing structure
Feel free to ask each tradesperson to explain why they recommend the chosen solution.
It is a good sign when the tradesperson can explain both advantages and disadvantages, rather than just saying that one product "is best".
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9. Find out how many labour hours have been estimated
If two quotes have very different labour costs, you can ask how many hours or working days have been assumed.
The difference may be due to:
- Different staffing
- Different amounts of preparatory work
- More detailed workmanship
- Better or faster equipment
- Different experience
- One quote missing necessary tasks
- One company expecting more subcontractors
- Different views of the existing conditions
A high number of hours is not automatically negative. It may mean the tradesperson has allowed for more thorough preparatory work.
A very low number of hours may be efficient, but it may also be unrealistic.
10. Compare transport, site setup and waste
Many quotes have extras that are not part of the actual trade work.
Check the price of:
- Call-out
- Travel time
- Service van
- Road tolls
- Parking
- Transport of materials
- Site setup
- Protective covering
- Scaffolding
- Lift
- Tool hire
- Skip
- Sorting of waste
- Removal
- Landfill fees
- Final cleaning
On a small job, these costs can make up a large share of the total. On a larger project, scaffolding, skips and transport can cost tens of thousands of kroner.
11. Check who pays for other trades
In a renovation, the quote may require work from several trades:
- Carpenter
- Electrician
- Plumber
- Painter
- Tiler
- Bricklayer
- Ventilation company
- Roofer
- Groundworks contractor
- Architect or structural engineer
Clarify whether the main contractor has included these costs, or whether you need to enter into separate agreements.
Also ask:
- Who coordinates the trades?
- Who is responsible if a subcontractor is delayed?
- Who sends the invoice?
- Is the subcontractors' mark-up included?
- Who collects the final documentation?
- Who is responsible for faults at the interfaces between the trades?
An all-in quote may cost more because the company takes on the coordination. Separate agreements can give more control, but require more follow-up from the customer.
12. Compare the schedule
A quote is not just about price. It is also about when the work can start, how long it will take and how reliable the time estimate is.
Check:
- Earliest start date
- Expected construction time
- Number of people on the project
- Working days and working hours
- Planned pauses in the work
- Delivery time for materials
- Dependence on other trades
- What could delay the project
- How delays are notified
- Whether the completion date is in the contract
A cheap quote can become expensive if the project takes much longer and you have to pay for alternative accommodation, storage or other delays.
Also ask how many other projects the company will be running at the same time. A good price is of little help if the company does not have the capacity to show up.
13. Compare the documentation
Documentation should be described before the work starts.
Depending on the project, you may need:
- Photos of concealed structures
- Product documentation
- Colour and material codes
- Maintenance instructions
- FDV documentation (operation and maintenance)
- Declaration of conformity for electrical work
- Circuit schedule and final inspection
- Documentation of membrane and wet room
- Pressure test or other plumbing documentation
- Drawings
- Overview of changes
- Guarantees
- Applications and municipal decisions
- Certificate of completion (ferdigattest)
- Documentation for the home file (boligmappen)
A quote that includes tidy final documentation can be worth more than a cheaper quote without it.
For electrical work, the customer must among other things receive a declaration of conformity from the registered electrical contractor. See information from the Norwegian Directorate for Civil Protection (DSB).
14. Check who is responsible for applications and approvals
Some projects can be carried out without an application. Others require a permit from the municipality and the use of responsible enterprises (ansvarlige foretak).
Clarify:
- Whether the project requires an application
- Who checks the zoning plan
- Who produces the drawings
- Who sends the neighbour notification
- Who is the responsible applicant
- Who declares the right of responsibility (ansvarsrett)
- Whether municipal fees are included
- Who applies for the certificate of completion
- Who handles deviations from the approved drawings
Do not assume that "all the paperwork" is included. Ask for the responsibility to be clearly stated in the quote and the contract.
The Norwegian Building Authority (Direktoratet for byggkvalitet) has guidance on work on existing buildings and which projects may require an application.
15. Compare the payment terms
A good quote should explain when and how the customer is to pay.
Be careful with a quote that demands the full amount before the work starts.
For larger projects, payment can follow milestones, for example:
- The agreement is signed and the necessary materials are ordered.
- The first construction stage is completed and documented.
- Technical installations are carried out.
- Surfaces and installation are completed.
- The final inspection is carried out.
- The final documentation is handed over.
Milestones should describe a result, not just a date.
"Payment on 1 October" says nothing about how far the project should have progressed.
"Payment once the insulated and boarded wall is finished and documented" gives a clearer checkpoint.
A complete comparison table
| Comparison point | Quote A | Quote B | Quote C |
|---|---|---|---|
| Company and organisation number | |||
| Pricing model | |||
| Labour cost | |||
| Material cost | |||
| VAT | |||
| Demolition | |||
| Removal and waste | |||
| Transport and service van | |||
| Scaffolding, lift or machinery | |||
| Electrician | |||
| Plumber | |||
| Painter and surfaces | |||
| Application and design | |||
| Start date | |||
| Completion | |||
| Payment plan | |||
| Documentation | |||
| Guarantees | |||
| Key reservations | |||
| Expected extras | |||
| Adjusted total price |
The last row is important. "Adjusted total price" is your assessment of what the quote will cost once missing but necessary items are added.
Example: The cheapest quote was not the cheapest
A customer receives three quotes for renovating a bathroom.
Quote A: 245,000 kr
The quote includes demolition, tiling and part of the plumbing work.
It does not include:
- Electrician
- Removal of waste
- Bathroom furniture
- Painting of the ceiling
- Documentation of the membrane
Expected extras: 75,000 kr.
Adjusted total price: 320,000 kr
Quote B: 295,000 kr
The quote includes:
- Demolition
- Waste
- Plumber
- Electrician
- Membrane and tiles
- Painting
- Standard furniture
- Project management
- Final documentation
Adjusted total price: 295,000 kr
Quote C: 335,000 kr
The quote includes the same as quote B, but with more expensive tiles, custom-made furniture and a shorter completion time.
Adjusted total price: 335,000 kr
In this example, quote A has the lowest stated price, but quote B is the cheapest once the necessary extras are counted in.
Quote C may still be the right choice if the customer prioritises material quality and faster completion.
The example is illustrative. Actual prices vary with size, standard and scope of work.
How to assess an unusually low quote
A low quote can be genuine. A smaller company may have low administrative costs, a short travel distance or spare capacity.
But before you choose, you should ask:
- Has the tradesperson understood the whole job?
- Are all the materials included?
- Is VAT included?
- Is the necessary preparatory work included?
- Are waste and transport included?
- Are other trades included?
- Is the number of hours realistic?
- Is final documentation included?
- Has the tradesperson allowed for known challenges?
- What reservations apply?
Feel free to ask the tradesperson to explain why the quote is much lower than the others. A reputable company should be able to give an understandable explanation.
How do you assess a more expensive quote?
A higher quote can make sense if it provides:
- Better materials
- More extensive preparatory work
- Shorter construction time
- Better documentation
- More experienced staff
- One responsible main contractor
- Fewer open cost items
- A more realistic risk assessment
- Better protection of the home
- A clearer guarantee or follow-up routine
At the same time, a high price should not automatically be read as high quality. Ask the most expensive company, too, to document what you get for the price difference.
Use a scoring model
If it is hard to choose, you can give each quote points.
| Criterion | Suggested weight |
|---|---|
| Price and predictability | 25 points |
| Scope of work and completeness | 20 points |
| Relevant experience | 15 points |
| Materials and solution | 10 points |
| Progress and capacity | 10 points |
| Documentation | 10 points |
| Communication | 5 points |
| Registration and insurance | 5 points |
| Total | 100 points |
You can change the weighting to suit the project.
For a simple painting job, price and availability may matter most. For a full bathroom renovation, professional expertise, coordination and documentation should weigh more heavily.
Questions to send before you decide
If the quote is unclear, you can send the following questions:
- Does the price include VAT?
- Is this a fixed price, a price estimate or an expected hourly cost?
- Which materials are included?
- Which tasks are expressly not included?
- Are demolition and removal included?
- Are transport, parking and service van included?
- Which other trades does the project need?
- Are those trades included in the total price?
- Who is responsible for coordination?
- When can the work start?
- When is it expected to be completed?
- What conditions could increase the price?
- How is additional work approved?
- What documentation will be delivered?
- What is the payment plan?
- Who is responsible for any building applications?
Ask for the answers to be either incorporated into an updated quote or attached to the contract.
Suggested message to the tradesperson
Hi,
Thank you for the quote. Before I compare it with the other quotes, I would like to clarify a few points:
- Is the price a fixed price or a price estimate?
- Is VAT included?
- Which materials and products are included?
- Are demolition, transport and removal of waste included?
- Is work by other trades included?
- What costs could come on top?
- What are the expected start and completion dates?
- What final documentation will be delivered?
- How would you like the payment to be split up?
- How are any changes agreed and approved?
I would like these clarifications to be included in the final quote or the contract before the work starts.
Thank you in advance.
Red flags in a quote from a tradesperson
Be extra careful if:
- The organisation number is missing
- The company name does not match the payee
- It is unclear whether VAT is included
- The description of the work consists of one or two general lines
- The materials are not specified
- Large parts are to be invoiced as "any extras"
- The company will not state the expected number of hours
- The full amount is demanded before the start
- Payment is requested in cash
- Extras can be carried out without the customer's approval
- There is no schedule
- The company will not sign a contract
- Necessary documentation is not mentioned
- Other trades are missing from the quote
- The price is much lower without a credible explanation
An unclear quote does not have to mean the company is disreputable. But the unclear points must be resolved before you sign.
Changes and additional work
Even a thorough quote cannot foresee everything. When walls or floors are opened up, the tradesperson may discover moisture, rot, uneven structures or old installations.
Agree in advance that all extras are to be documented in writing.
A change order should show:
- What has been discovered
- Why the extra work is necessary
- Photos or other documentation
- Proposed solution
- Additional price
- Consequences for the schedule
- The customer's approval
Do not approve large extras through a quick verbal conversation on site.
Contract and payment plan
Once you have chosen a quote, it should be attached to the written contract.
The contract should contain at least:
- The parties' names and contact details
- Organisation number
- The description of the work
- The quote and all attachments
- The pricing model
- Total price including VAT
- Schedule
- Payment plan
- Responsibility for materials
- Responsibility for subcontractors
- Rules for additional work
- Documentation requirements
- Handover procedure
- Handling of delays and disputes
The Norwegian Consumer Council recommends a written contract and a precise description of the work. See their checklist.
Safe payment throughout the project
You should normally not pay the full amount before the work starts.
Payment can instead be tied to documented parts of the project. The tradesperson then gets paid as the work progresses, while the customer keeps control.
Fikso is built to make paying for services safer:
- The parties agree on the work, price and terms.
- The customer secures the payment before the work starts.
- The work is followed up according to the agreed process.
- The money is paid out in line with what the parties have agreed.
- In the event of a dispute, the payment can be held back while the documentation is reviewed.
A secure payment system does not replace a clear description of the work. Quotes, contract, changes, photos and communication must still be documented.
Frequently asked questions about quotes from tradespeople
How many quotes should I get?
At least three quotes is usually a good starting point. For large or complicated projects, you can contact more companies in order to get three complete and comparable quotes.
Is the cheapest quote usually the best?
No. The cheapest quote may be missing materials, preparatory work, other trades or documentation. Work out an adjusted total price before you choose.
What is the difference between a fixed price and a price estimate?
A fixed price is an agreed price for a defined piece of work. A price estimate is an estimate that normally cannot be exceeded significantly, and not by more than 15 percent, unless something else has been expressly agreed or the customer approves extras.
Can the tradesperson automatically add 15 percent to the price estimate?
No. The limit does not mean that every tradesperson is free to add 15 percent to the bill. The final price must be based on the work carried out and the agreement.
What if the quote does not say whether VAT is included?
Ask for written confirmation of the total including VAT before you sign.
What should be included in a quote from a tradesperson?
The quote should describe the work, materials, demolition, waste, transport, other trades, schedule, payment terms and documentation.
Should the materials be specified?
Yes. Ask for the manufacturer, product name, quality, quantity and any alternatives. "Materials included" is often too imprecise.
How do I compare hourly-rate quotes?
Compare the hourly rate, expected number of hours, service van, travel time, mark-up on materials and minimum charge. The lowest hourly rate does not necessarily give the lowest total price.
What do I do if the quotes describe different work?
Send follow-up questions and ask for revised quotes based on the same description of the work.
Do I have to choose one of the quotes?
No. The quotes are part of the assessment. If none of them gives you enough confidence, you can clarify the points or contact other companies.
Can the tradesperson charge for preparing a quote?
A simple site visit and quote are often free, but extensive design work, drawings and calculations can cost money. This should be made clear before the work is done.
What is a mark-up on materials?
It is a surcharge the company may add to purchased materials to cover, among other things, ordering, administration, transport and responsibility. Ask for the mark-up to be stated clearly.
Should the payment plan follow dates or progress?
Progress is usually a clearer basis. A milestone should describe what is to be finished and documented before the payment is triggered.
What do I do if unforeseen damage is discovered?
Ask for photos, an explanation, a price and the consequences for the schedule. Approve necessary changes in writing before the extra work starts.
What do I do if the invoice is higher than agreed?
Compare the invoice with the contract, the quote and the approved changes. Ask for an itemised explanation and object in writing to any amounts you believe are wrong.
Conclusion: Compare content, risk and total price
When you receive several quotes from tradespeople, you should not start by asking which number is lowest.
Start by checking whether the quotes cover the same work.
Compare:
- Pricing model
- Scope of work
- Materials
- Preparatory work
- Other trades
- Transport and waste
- Schedule
- Allocation of responsibility
- Documentation
- Payment terms
- Reservations and possible extras
Then work out an adjusted total price for each quote.
The best quote is normally the one that offers a good combination of the right expertise, a clear scope of work, a realistic price, good materials, a workable schedule and a low risk of surprises.
A clear quote also gives a better basis for the contract. It makes it easier for the tradesperson to know what is to be delivered - and for the customer to check that the agreed work has actually been done.
Method and sources
This article is based on Norwegian consumer rules and public guidance on tradesperson services, company checks, electrical work and building applications.
Sources used as a basis:
- Forbrukerrådet - sjekkliste før du velger håndverker
- Forbrukerrådet - misfornøyd med håndverkeren
- Lovdata - håndverkertjenesteloven
- Brønnøysundregistrene - virksomhetsopplysninger
- DSB - finn godkjent elektriker
- DSB - elektrikerarbeid i boligen
- Direktoratet for byggkvalitet - arbeid på eksisterende bygg
- Skatteetaten - Tettpå-veilederen