Get the same project brief in front of everyone
Share the same photos, measurements, location details, and expected finish with each business. If one person assumes a partial repair and another includes full replacement, their prices cannot be compared fairly.
Break down what each estimate includes
Where details are missing, ask the contractor to put them in writing. A detailed estimate makes it easier to spot both omissions and genuine differences in quality.
- Preparation and removal of old materials
- Product brand, grade, size, and quantity
- Labour, equipment, site protection, and disposal
- Permits, inspections, and relevant taxes
- Start date, expected duration, and warranty terms
Pay attention to allowances and exclusions
An allowance is a placeholder for something not yet chosen, such as fixtures, cabinets, or tiles. If your actual selection costs more, the final bill can increase. Ask whether delivery, installation, and taxes are included in each allowance.
Read exclusions closely. A low bid might omit soil removal, rotten wood replacement, electrical upgrades, permit fees, or repainting after repairs.
Plan how change orders work
Unexpected conditions happen. Agree in advance that changes to scope, time, or price will be documented and approved before extra work proceeds. Ask who you contact when an issue is discovered and how the cost will be calculated.
Choose by overall value, not a single number
Check references, the relevance of past jobs, responsiveness, local requirements, and the clarity of the written agreement. A higher quote may include work that a cheaper quote excludes; it may also simply be more expensive. Make an informed decision rather than assuming.
Further reading
Official guidance that may help you check local requirements: