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BBS LM vs Konig Ampliform weight

Across the 14 sizes both are made in, the Konig Ampliform is lighter on average by 2.3 lb per wheel (9.1 lb for a set of four). It is lighter in 14 of 14 sizes.

SizeBBS LMKonig AmpliformDifference
17×821.2 lb (9.62 kg)ET4017.4 lb (7.90 kg)ET453.8 lb Ampliform lighter
17×922.9 lb (10.39 kg)ET1720.0 lb (9.05 kg)ET402.9 lb Ampliform lighter
18×8.522.0 lb (9.98 kg)ET4519.0 lb (8.60 kg)ET453.0 lb Ampliform lighter
18×922.5 lb (10.21 kg)ET4821.0 lb (9.55 kg)ET151.5 lb Ampliform lighter
18×9.522.9 lb (10.39 kg)ET3820.3 lb (9.20 kg)ET352.6 lb Ampliform lighter
18×1023.8 lb (10.79 kg)ET2021.3 lb (9.64 kg)ET202.5 lb Ampliform lighter
19×8.524.3 lb (11.02 kg)ET4821.6 lb (9.80 kg)ET452.7 lb Ampliform lighter
19×9.524.5 lb (11.11 kg)ET4523.1 lb (10.50 kg)ET351.4 lb Ampliform lighter
19×1025.1 lb (11.38 kg)ET5023.6 lb (10.69 kg)ET281.5 lb Ampliform lighter
19×10.526.5 lb (12.02 kg)ET1525.5 lb (11.55 kg)ET231.0 lb Ampliform lighter
20×8.526.0 lb (11.79 kg)ET3623.9 lb (10.83 kg)ET302.1 lb Ampliform lighter
20×9.526.5 lb (12.02 kg)ET3725.0 lb (11.33 kg)ET351.5 lb Ampliform lighter
20×1027.1 lb (12.29 kg)ET2026.8 lb (12.13 kg)ET480.3 lb Ampliform lighter
20×1128.4 lb (12.88 kg)ET1023.6 lb (10.70 kg)ET504.8 lb Ampliform lighter

Each cell is the lightest offset made in that size. Weights are manufacturer figures unless marked as measured.

BBS LM

Forged, 37 sizes listed here.

Price ↗ All BBS LM sizes

Konig Ampliform

Flow-formed, 14 sizes listed here.

Price ↗ All Konig Ampliform sizes

Is 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.

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