Apex EC-7 vs Rotiform CGN weight
Across the 7 sizes both are made in, the Apex EC-7 is lighter on average by 4.3 lb per wheel (17.2 lb for a set of four). It is lighter in 7 of 7 sizes.
| Size | Apex EC-7 | Rotiform CGN | Difference |
|---|---|---|---|
| 18×8.5 | 20.1 lb (9.12 kg)ET35 | 24.0 lb (10.90 kg)ET45 | 3.9 lb EC-7 lighter |
| 18×9.5 | 20.5 lb (9.30 kg)ET22 | 25.6 lb (11.60 kg)ET38 | 5.1 lb EC-7 lighter |
| 18×10.5 | 22.5 lb (10.21 kg)ET22 | 26.9 lb (12.20 kg)ET35 | 4.4 lb EC-7 lighter |
| 19×8.5 | 21.9 lb (9.93 kg)ET35 | 26.6 lb (12.05 kg)ET45 | 4.7 lb EC-7 lighter |
| 19×9.5 | 22.9 lb (10.39 kg)ET22 | 29.3 lb (13.30 kg)ET30 | 6.4 lb EC-7 lighter |
| 19×10.5 | 23.9 lb (10.84 kg)ET22 | 27.1 lb (12.30 kg)ET35 | 3.2 lb EC-7 lighter |
| 19×11 | 24.3 lb (11.02 kg)ET44 | 26.7 lb (12.10 kg)ET55 | 2.4 lb EC-7 lighter |
Each cell is the lightest offset made in that size. Weights are manufacturer figures unless marked as measured.
Apex EC-7
Flow-formed, 12 sizes listed here.
Price ↗ All Apex EC-7 sizesRotiform CGN
10 sizes listed here.
Price ↗ All Rotiform CGN sizesIs the weight difference worth it?
A pound saved at the wheel counts for more than a pound saved in the car, because it also has to be spun up and slowed down. Here's how much it really matters.