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Compare
Compare 2–4 cars side by side. Every figure is sourced; the best value in each comparable row is marked.
| Specification | BMW2025 BMW i4 eDrive40 Gran Coupe | BMW2025 BMW 840i Gran Coupe |
|---|---|---|
| Performance | ||
| Top speedHigher is better | 118 mphIndependent test · Wikipedia | 155 mphBestManufacturer claim · BMW |
| 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. | 157.6 hp/tCalculated | 173.3 hp/tBestCalculated |
| Lateral accelerationSkidpad radius and surface affect results. | 0.87 gIndependent test · Car and Driver | — |
| Acceleration | ||
| 0–60 mphLower is betterRollout (1ft) handling differs between testers and manufacturers. | 4.90 sTieIndependent test · MotorTrend | 4.90 sTieManufacturer claim · BMW |
| 0–100 km/hLower is better | 5.70 sIndependent test · Wikipedia | 5.20 sBestManufacturer claim · BMW |
| 0–100 mphLower is better | 11.90 sIndependent test · Car and Driver | 11.80 sBestIndependent test · Car and Driver |
| Braking | ||
| 70–0 mph braking distance | 169.0 ftIndependent test · Car and Driver | — |
| 100–0 mph braking distance | 345.0 ftIndependent test · Car and Driver | — |
| Engine & Powertrain | ||
| Peak powerHigher is better | 335 hpTieIndependent test · Wikipedia | 335 hpTieManufacturer claim · BMW |
| Peak torqueHigher is better | 317 lb-ftIndependent test · Wikipedia | 368 lb-ftBestManufacturer claim · BMW |
| Engine displacement | — | 2998.0 ccManufacturer claim · BMW |
| Cylinder count | — | 6Manufacturer claim · BMW |
| Engine layout | ElectricIndependent test · Wikipedia | Inline-6Manufacturer claim · BMW |
| Engine placement | RearIndependent test · Wikipedia | Front |
| Dimensions | ||
| Length | 188 inIndependent test · Wikipedia | 200 inManufacturer claim · BMW |
| Width | 73 inIndependent test · Wikipedia | 76 inManufacturer claim · BMW |
| Height | 57 inIndependent test · Wikipedia | 55 inManufacturer claim · BMW |
| Wheelbase | 112 inIndependent test · Wikipedia | 119 inManufacturer claim · BMW |
| Ground clearance | — | 5 inManufacturer claim · BMW |
| Weight | ||
| Curb weightLower is better | 4685 lbIndependent test · Wikipedia | 4262 lbBestManufacturer claim · BMW |
| Fuel Economy | ||
| Fuel economy (combined)Lower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | — | 24.0 mpgHomologation · US EPA |
| Fuel economy (city)Lower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | — | 21.0 mpgHomologation · US EPA |
| Fuel economy (highway)Lower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | — | 29.0 mpgHomologation · US EPA |
| Fuel tank capacity | — | 18.0 galManufacturer claim · BMW |
| Estimated range (combined)Estimated from tank capacity and quoted combined economy — not an instrumented range. | — | 432 miCalculated |
| Estimated range (highway)Estimated from tank capacity and quoted highway economy — not an instrumented range. | — | |
| Electric System | ||
| Battery gross capacity | 83.9 kWhIndependent test · Wikipedia | — |
| Battery usable capacity | 81.5 kWhIndependent test · Wikipedia | — |
| EPA range | 318 miHomologation · US EPA | — |
| Peak DC charging power | 205 kWIndependent test · Wikipedia | — |
| Peak AC charging power | 11.0 kWIndependent test · Wikipedia | — |
| 10–80% charge time | 30 minManufacturer claim · BMW | — |
| Energy consumption | 300.0 Wh/kmHomologation · US EPA | — |
| Practicality | ||
| Cargo volumeHigher is better | 10 ft³Homologation · US EPA | 15 ft³BestManufacturer claim · BMW |
| Seats | 5Homologation · US EPA | 5Manufacturer claim · BMW |
| Pricing | ||
| Base price (as tested market)Demo prices only; not live FX. | $57,900Independent test · Kelley Blue Book | $91,700Homologation · US EPA |
| Aerodynamics | ||
| Drag coefficient (Cd) | 0.24 :1Independent test · Wikipedia | — |
| Tires & Wheels | ||
| Front tire size | — | 245/45R18 A/SManufacturer claim · BMW |
| Rear tire size | — | 275/40R18 A/SManufacturer claim · BMW |
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.
| Induction type | ElectricHomologation · US EPA | TurbochargedManufacturer claim · BMW |
|---|
| Transmission type | Single-speedHomologation · US EPA | Torque-converter automaticManufacturer claim · BMW |
|---|
| Number of gears | 1Independent test · Wikipedia | 8Manufacturer claim · BMW |
|---|
| Estimated range (city)Estimated from tank capacity and quoted city economy — not an instrumented range. | — | 378 miCalculated |
|---|