Apex SM-10 vs BBS RI-A weight
Across the 9 sizes both are made in, the BBS RI-A is lighter on average by 2.1 lb per wheel (8.4 lb for a set of four). It is lighter in 9 of 9 sizes.
| Size | Apex SM-10 | BBS RI-A | Difference |
|---|---|---|---|
| 17×9 | 20.0 lb (9.07 kg)ET42 | 16.3 lb (7.39 kg)ET40 | 3.7 lb RI-A lighter |
| 18×8.5 | 18.4 lb (8.35 kg)ET35 | 17.9 lb (8.12 kg)ET38 | 0.5 lb RI-A lighter |
| 18×9 | 19.5 lb (8.85 kg)ET30 | 18.2 lb (8.26 kg)ET45 | 1.3 lb RI-A lighter |
| 18×9.5 | 20.3 lb (9.21 kg)ET22 | 18.5 lb (8.39 kg)ET35 | 1.8 lb RI-A lighter |
| 18×10 | 21.0 lb (9.53 kg)ET25 | 19.6 lb (8.89 kg)ET40 | 1.4 lb RI-A lighter |
| 18×10.5 | 21.9 lb (9.91 kg)ET22 | 19.4 lb (8.80 kg)ET37 | 2.4 lb RI-A lighter |
| 18×11 | 22.3 lb (10.12 kg)ET35 | 20.1 lb (9.12 kg)ET50 | 2.2 lb RI-A lighter |
| 19×9 | 22.6 lb (10.25 kg)ET28 | 20.3 lb (9.21 kg)ET50 | 2.3 lb RI-A lighter |
| 19×12 | 25.6 lb (11.61 kg)ET41 | 22.3 lb (10.12 kg)ET61 | 3.3 lb RI-A lighter |
Each cell is the lightest offset made in that size. Weights are manufacturer figures unless marked as measured.
Apex SM-10
Flow-formed, 18 sizes listed here.
Price ↗ All Apex SM-10 sizesBBS RI-A
Forged, 14 sizes listed here.
Price ↗ All BBS RI-A 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.