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Compare 2–4 cars side by side. Every figure is sourced; the best value in each comparable row is marked.
| Specification | BMW1986 BMW M3 (E30) | BMW2025 BMW 230i Coupe |
|---|---|---|
| Performance | ||
| Top speedHigher is better | 146 mphIndependent test · Wikipedia | 155 mphBestIndependent test · Car and Driver |
| Power-to-weight ratioHigher is betterCalculated from peak power and curb weight — figures quoted against a different weight basis (e.g. dry or DIN) will differ. | 165.1 hp/tBestCalculated | 158.2 hp/tCalculated |
| Lateral accelerationSkidpad radius and surface affect results. | — | 0.92 gIndependent test · Car and Driver |
| Acceleration | ||
| 0–60 mphLower is betterRollout (1ft) handling differs between testers and manufacturers. | 6.90 sIndependent test · Car and Driver | 5.10 sBestIndependent test · Car and Driver |
| 0–100 km/h | — | 5.90 sManufacturer claim · BMW |
| 0–100 mphLower is better | 19.60 sIndependent test · Car and Driver | 13.40 sBestIndependent test · Car and Driver |
| Quarter-mile elapsed time | — | 13.70 sIndependent test · Car and Driver |
| Quarter-mile trap speed | — | 101.0 mphIndependent test · Car and Driver |
| Braking | ||
| 70–0 mph braking distanceLower is better | 179.0 ftIndependent test · Car and Driver | 152.0 ftBestIndependent test · Car and Driver |
| 100–0 mph braking distance | — | 309.0 ftIndependent test · Car and Driver |
| Engine & Powertrain | ||
| Peak powerHigher is better | 192 hpIndependent test · Wikipedia | 255 hpBestIndependent test · Car and Driver |
| Peak torque | — | 295 lb-ftIndependent test · Car and Driver |
| Engine displacement | 2302.0 ccIndependent test · Wikipedia | 1998.0 ccIndependent test · Car and Driver |
| Cylinder count | 4Independent test · Wikipedia | 4Homologation · US EPA |
| Engine layout | Inline-4Independent test · Wikipedia | Inline-4Independent test · Car and Driver |
| Engine placement | FrontIndependent test · Wikipedia | FrontIndependent test · Car and Driver |
| Induction type | ||
| Dimensions | ||
| Length | 171 inIndependent test · Wikipedia | 179 inIndependent test · Car and Driver |
| Width | 66 inIndependent test · Wikipedia | 72 inIndependent test · Car and Driver |
| Height | 54 inIndependent test · Wikipedia | 55 inIndependent test · Car and Driver |
| Wheelbase | 101 inIndependent test · Wikipedia | 108 inIndependent test · Car and Driver |
| Weight | ||
| Curb weightLower is better | 2568 lbBestIndependent test · Wikipedia | 3554 lbIndependent test · Car and Driver |
| Fuel Economy | ||
| Fuel economy (combined)Lower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | — | 30.0 mpgHomologation · US EPA |
| Fuel economy (city)Lower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | — | 26.0 mpgHomologation · US EPA |
| Fuel economy (highway)Lower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | — | 35.0 mpgHomologation · US EPA |
| Fuel tank capacity | — | 13.7 galHomologation · US EPA |
| Estimated range (combined)Estimated from tank capacity and quoted combined economy — not an instrumented range. | — | 411 miCalculated |
| Estimated range (highway)Estimated from tank capacity and quoted highway economy — not an instrumented range. | — | 479 mi |
| Practicality | ||
| Cargo volume | — | 10 ft³Independent test · Car and Driver |
| Seats | 4Independent test · Wikipedia | 4Independent test · Car and Driver |
| Pricing | ||
| Base price (as tested market)Demo prices only; not live FX. | — | $39,600Homologation · US EPA |
| Tires & Wheels | ||
| Front tire size | — | 225/40 ZR19Independent test · Car and Driver |
| Rear tire size | — | 255/35 ZR19Independent test · Car and Driver |
Every figure is the car’s preferred, sourced value. “Best” marks the strongest value in a row, judged on the canonical measurement (so a winner is correct whichever unit system you view). Open a car to see each value’s source, original units, and alternates.
Community index
Add a value with its source. An editor verifies every submission against its citation before it appears on the site.
| Naturally aspiratedIndependent test · Wikipedia |
| TurbochargedHomologation · US EPA |
| Redline | 7250Independent test · Wikipedia | — |
|---|
| Transmission type | ManualIndependent test · Wikipedia | Torque-converter automaticIndependent test · Car and Driver |
|---|
| Number of gears | 5Independent test · Wikipedia | 8Homologation · US EPA |
|---|
| Estimated range (city)Estimated from tank capacity and quoted city economy — not an instrumented range. | — | 356 miCalculated |
|---|