Apex SM-10RS vs Konig F1M weight
Across the 14 sizes both are made in, the Konig F1M is lighter on average by 0.2 lb per wheel (1.0 lb for a set of four). It is lighter in 11 of 14 sizes.
| Size | Apex SM-10RS | Konig F1M | Difference |
|---|---|---|---|
| 17×9 | 16.6 lb (7.53 kg)ET35 | 16.4 lb (7.44 kg)ET45 | 0.2 lb F1M lighter |
| 18×9 | 18.0 lb (8.16 kg)ET30 | 18.2 lb (8.26 kg)ET42 | 0.2 lb SM-10RS lighter |
| 18×9.5 | 18.3 lb (8.30 kg)ET22 | 18.1 lb (8.21 kg)ET44 | 0.2 lb F1M lighter |
| 18×10 | 18.6 lb (8.44 kg)ET25 | 18.4 lb (8.34 kg)ET25 | 0.2 lb F1M lighter |
| 18×10.5 | 19.2 lb (8.71 kg)ET22 | 19.1 lb (8.67 kg)ET25 | 0.1 lb F1M lighter |
| 18×11 | 20.5 lb (9.30 kg)ET38 | 19.1 lb (8.65 kg)ET44 | 1.4 lb F1M lighter |
| 18×12 | 20.7 lb (9.39 kg)ET46 | 21.1 lb (9.56 kg)ET65 | 0.4 lb SM-10RS lighter |
| 19×9 | 18.9 lb (8.57 kg)ET50 | 18.8 lb (8.52 kg)ET50 | 0.1 lb F1M lighter |
| 19×9.5 | 19.2 lb (8.71 kg)ET22 | 19.0 lb (8.64 kg)ET44 | 0.2 lb F1M lighter |
| 19×10 | 19.5 lb (8.85 kg)ET25 | 19.2 lb (8.73 kg)ET12 | 0.3 lb F1M lighter |
| 19×10.5 | 19.7 lb (8.94 kg)ET44 | 19.8 lb (9.00 kg)ET36 | 0.1 lb SM-10RS lighter |
| 19×11 | 20.8 lb (9.44 kg)ET26 | 20.4 lb (9.23 kg)ET18 | 0.4 lb F1M lighter |
| 19×12 | 21.8 lb (9.89 kg)ET41 | 21.5 lb (9.75 kg)ET65 | 0.3 lb F1M lighter |
| 19×12.5 | 22.5 lb (10.21 kg)ET55 | 21.8 lb (9.88 kg)ET56 | 0.7 lb F1M lighter |
Each cell is the lightest offset made in that size. Weights are manufacturer figures unless marked as measured.
Apex SM-10RS
Forged, 21 sizes listed here.
Price ↗ All Apex SM-10RS 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.