BBS RI-A vs Konig F1M weight
Across the 10 sizes both are made in, the Konig F1M is lighter on average by 0.7 lb per wheel (2.9 lb for a set of four). It is lighter in 8 of 10 sizes.
| Size | BBS RI-A | Konig F1M | Difference |
|---|---|---|---|
| 17×9 | 16.3 lb (7.39 kg)ET40 | 16.4 lb (7.44 kg)ET45 | 0.1 lb RI-A lighter |
| 18×8.5 | 17.9 lb (8.12 kg)ET38 | 17.4 lb (7.91 kg)ET42 | 0.5 lb F1M lighter |
| 18×9 | 18.2 lb (8.26 kg)ET45 | 18.2 lb (8.26 kg)ET42 | same |
| 18×9.5 | 18.5 lb (8.39 kg)ET35 | 18.1 lb (8.21 kg)ET44 | 0.4 lb F1M lighter |
| 18×10 | 19.6 lb (8.89 kg)ET40 | 18.4 lb (8.34 kg)ET25 | 1.2 lb F1M lighter |
| 18×10.5 | 19.4 lb (8.80 kg)ET37 | 19.1 lb (8.67 kg)ET25 | 0.3 lb F1M lighter |
| 18×11 | 20.1 lb (9.12 kg)ET50 | 19.1 lb (8.65 kg)ET44 | 1.0 lb F1M lighter |
| 19×9 | 20.3 lb (9.21 kg)ET50 | 18.8 lb (8.52 kg)ET50 | 1.5 lb F1M lighter |
| 19×10.5 | 21.4 lb (9.71 kg)ET43 | 19.8 lb (9.00 kg)ET36 | 1.6 lb F1M lighter |
| 19×12 | 22.3 lb (10.12 kg)ET61 | 21.5 lb (9.75 kg)ET65 | 0.8 lb F1M lighter |
Each cell is the lightest offset made in that size. Weights are manufacturer figures unless marked as measured.
BBS RI-A
Forged, 14 sizes listed here.
Price ↗ All BBS RI-A sizesKonig F1M
Forged, 15 sizes listed here.
Price ↗ All Konig F1M 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.