BMW M340i G20 or Toyota GR Supra A90? Both use a BMW-built inline-six. Here's how far each one goes, using the makers' and tuners' own figures from our two guides.
At a glance
| BMW M340i G20 | Toyota GR Supra A90 | |
|---|---|---|
| Years | 2019– | 2019–2026 |
| Engine | 3.0 turbo inline-six B58 | 3.0 B58 inline-six |
| Stock power | 374 PS / 500 Nm | 382 hp / 368 lb-ft (US, 2021+) |
Power by stage
| BMW M340i G20 | Toyota GR Supra A90 | |
|---|---|---|
| Stock | 374 PS | 382 hp |
| Stage 1 | 400–460 PS / hp | ≈466–489 hp |
| Stage 2 | 460–500 hp | ≈481–512 hp |
| Stage 3 | 510–650 PS / hp | 600–700+ hp |
| Stage 4 | 700–800+ whp | 800+ hp |
Careful: one car's figures are at the wheels (whp) and the other's at the engine (hp), so they aren't directly comparable. Convert with the crank to wheel calculator.
Typical parts cost
| BMW M340i G20 | Toyota GR Supra A90 | |
|---|---|---|
| Stage 1 | bootmod3 $595 plus a bench unlock ($215 mail-in, or $850–$1,500 FEMTO on 06/2020+ cars); BR-Performance €890; G-Power €1,995 fitted; plug-in boxes $599 (JB4) or €609 (RaceChip); xHP gearbox software from $299.99. | — |
| Stage 2 | downpipe $479.99 (VRSF) to $1,424.99 (Active Autowerke); heat exchanger $699 (CSF) or $749.99 (Mishimoto); Eventuri intake $1,495; AWE exhaust from $1,755. | — |
| Stage 3 | — | — |
List prices from the guides, before shipping, import tax and fitting. "—" means that guide has no cost line for the stage.
Where each one ends up
At Stage 4 the BMW M340i G20 reaches 700–800+ whp and the Toyota GR Supra A90 800+ hp.