We have a buyer's guide that shares difference between the various type (sintered stone, quartz, granite, marble, solid face, laminates, etc..)
We've also included an average cost for you to compare with your other quotations.
Take a look here : https://renohoot.sg/Kitchen/Kitchen-Countertop/Buyer_Guide#buyer-intro
If you need a quick estimate, head over to our fuss-free calculator: https://renohoot.sg/calculator