How much paint a car actually needs
Shops do not buy “a can.” They measure panels, then count primer, color, and clear with waste. Here is the math to take to an estimate, not a price you should trust from a blog.
By How To Stops desk
Count layers, not one bucket
A repaint is primer or sealer, base color, and clear. Metallic and pearl colors often need an extra coat to land evenly. Budget the material list as three products plus reducer and hardener, in the mixing ratio on each can.
Estimate area, then believe the label
A compact car’s painted skin is often somewhere around 80 to 120 square feet, a larger vehicle more. Coverage per litre is printed on the product and drops when you spray small panels and lose overspray. Add about 15 percent for waste, then let the shop remeasure.
A panel is not a whole car
One door is a few hundred millilitres of ready-to-spray color, not a gallon. Blending into the next panel uses more clear than people expect, because the clear has to cross the blend.
Price the booth, not the pigment
Labor, masking, and a dust-free place dominate the invoice. Cheap paint on a dirty driveway is the expensive route once you redo it. Ask whether the quote includes materials and which system they spray.
Watch for this
- Isocyanates in many automotive clears are dangerous without a proper respirator and booth.
- This is planning language, not a quote.
When to get help
Get two shop estimates that list materials separately. Do not spray two-part clear at home.