Are ceramic coatings just snake oil?

What it is

A ceramic coating is a very thin, hard, hydrophobic layer that bonds to clear coat. It helps resist chemicals and UV and makes washing easier. It doesn’t add visible thickness, fix damage, or mean you never need to wash the car. However, you should have to clean your car less often due to 'self cleaning'.

How it works

The coating cross-links on the surface to form a tight, slick film that reduces how grime and minerals stick. That’s why the car stays cleaner for longer and is simpler to maintain, especially after safe machine polishing.

Where it makes sense

• New or freshly corrected paint you want to keep looking sharp.
• Daily drivers that face weather, bird lime and road film.
• Owners who will keep their car for many years and follow sensible wash methods.

What can go wrong - and how to avoid it

• “Scratch-proof/never wash again” claims: Marketing. Coatings reduce marring but don’t make paint invincible - you still need good wash technique.
• High spots and streaks: Caused by heavy application or late levelling. Apply thinly, level within the working time, inspect under bright lighting.
• Trapped defects: Skipping decontamination or polishing locks in swirls and fallout. A full prep and polish should be done first, even on new cars.
• Product confusion: “Ceramic wax” behaves like wax. If you want durability, use a true professional coating applied to prepared paint.

Best-practice checklist

• Use an accredited installer and confirm the prep stages included.
• Keep the car dry for the initial cure window and follow aftercare.
• Wash regularly with safe methods; top up with compatible maintenance products if advised.
• Ignore absolute claims and guarantees
• Focus on real-world benefits, not hype
• Compare professional coatings to professional results, not retail sprays
• Decide whether the benefits match how you use your car

What this question is really about

When someone asks whether ceramic coatings are “just snake oil”, they’re usually reacting to overblown marketing claims, cheap DIY products, or stories where expectations didn’t match reality. The real concern is whether ceramic coatings deliver genuine, measurable benefits or whether they’re just hype.

Why ceramic coatings sometimes get labelled as snake oil

The problem is rarely the technology itself - it’s how it’s often sold. Ceramic coatings are frequently marketed as scratch-proof, maintenance-free, or permanent, which sets unrealistic expectations.

• Retail sprays being called “ceramic coatings”
• Claims of total scratch or chip protection
• Little explanation of preparation or aftercare
• No distinction between DIY and professional products

What ceramic coatings genuinely do well

When professionally applied and correctly maintained, ceramic coatings provide real, practical benefits that are easy to notice in everyday use.

• Improved resistance to traffic film, bird lime, and fallout
• Better water behaviour and easier washing
• Slower loss of gloss and clarity over time
• A sacrificial layer that takes minor wear before the clear coat

What ceramic coatings do not do

Being clear about limits is important. Ceramic coatings are not a miracle product and were never designed to be.

• They are not scratch-proof - although they do reduce scratches
• They do not stop stone chips - although they can reduce chips
• They are not maintenance-free - although they do reduce maintenance

Where real value comes from

The biggest gains usually come from the preparation work before the coating goes on. Machine polishing restores the paint finish, and the coating then helps preserve that result for longer.

• Good prep determines how the car looks
• The coating helps lock in that finish
• Correct washing extends the lifespan

It is worthy of note that our repeat customers love ceramic coatings because they find they have to wash their car far less often. The claims of "self-cleaning" are true, although this doesn't mean you never have to wash your car again.