Ceramic window tint, regular film, carbon tint — and then there's the shade question on top of that. Here's how to actually choose, without the runaround.
There are two decisions most people collapse into one, and it costs them. The first is which type of tint to buy — ceramic window tint, carbon, dyed, whatever the shop is running on special this week. The second is which shade — the tint percentage, the number that determines how much light actually gets through. Most conversations about window tint jump straight to percentages without explaining the type first, which is a little like debating SPF without mentioning whether the product is sunscreen or motor oil. Let's sort this out from the beginning.
Ceramic window tint vs regular tint: what actually changes
Regular tint is a broad category. Dyed film blocks light by absorbing it — it works, it's the cheapest option, and it fades. Carbon tint uses carbon particles suspended in the film, which improves heat rejection and holds color longer without the metallic layer that interferes with GPS and phone signals. Ceramic window tint uses nano ceramic particles — no dye, no metal — and it rejects heat more effectively than either of the others at the same visible darkness level. According to XPEL's ceramic film specifications, quality ceramic films reject up to 99% of UV and a significant portion of infrared heat, which is the heat you actually feel coming through the glass.
The practical difference shows up on a July afternoon in Alpharetta. A car with regular dyed tint at 35% and a car with ceramic tint at 35% look identical from the outside. Inside, they're not the same. The ceramic car runs cooler, the dash takes less abuse, and the driver's left arm isn't getting cooked on GA-400. The Skin Cancer Foundation notes that UV exposure through car windows contributes to cumulative skin damage — window film that actually blocks UV isn't a luxury detail, it's doing real work.
Ceramic tint vs metallic tint is worth a quick note: metallic films reject heat well, but the metal layer interferes with radio, GPS, and cellular signals. Ceramic tint vs regular tint, or nano ceramic tint vs carbon, doesn't carry that signal issue — which matters if you use CarPlay, have a radar detector, or simply expect your phone to work inside your own vehicle.
The honest tradeoff: nano ceramic tint costs more. Not a little more — meaningfully more. Whether it's worth the premium depends on the car, how it's used, and how long the owner plans to keep it. For someone keeping a daily driver three more years, the math is different than someone keeping a Range Rover for a decade parked outside every day in the Georgia sun.
Tint percentages explained: 5%, 20%, 35%, and the ones in between
Window tint percentages measure visible light transmission — the percentage of light that passes through the film. Lower number, darker film. 5% lets in 5% of visible light; 35% lets in 35%. That's the whole mechanic.