Comparison BMW 8 Series Convertible (G14) 840i (340 Hp) Steptronic & BMW X1 (F49 LCI, facelift 2019) 30Le (136+95 Hp) xDrive Automatic & BMW i7 (G70) M70 105.7 kWh (660 Hp) xDrive
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| Brand: | BMW | BMW | BMW |
| Model: | 8 Series | X1 | i7 |
| Generation: | 8 Series Convertible (G14) | X1 (F49 LCI, facelift 2019) | i7 (G70) |
| Engine / modification: | 840i (340 Hp) Steptronic | 30Le (136+95 Hp) xDrive Automatic | M70 105.7 kWh (660 Hp) xDrive |
| Production start: | 2019 year | 2019 year | 2023 year |
| Production end: | 2020 year | ||
| Coupe type: | Cabriolet | SUV | Sedan |
| Powertrain Architecture: | BEV (Electric Vehicle) | ||
| Num. of Doors: | 2 | 5 | 4 |
| Num. of seats: | 4 | 5 | 5 |
| Fuel consumption / economy - urban: | 9.1-9.3 l/100 km | ||
| Fuel consumption / economy - extra urban: | 6.4 l/100 km | ||
| Fuel consumption / economy - combined: | 7.4-7.5 l/100 km | 1.3 l/100 km | |
| Fuel Type: | Petrol (Gasoline) | Electricity | |
| Drag coefficient: | 0.30 | 0.26 | |
| Fuel tank volume: | 68 l | 35 l | |
| Emission standard: | Euro 6d - TEMP | ||
| CO2 emissions: | 168-170 g/km | ||
| Power: | 340 hp | 136 hp | |
| Max power in: | 5000-6500 rpm. | 4400-6000 rpm. | |
| Maximum speed: | 250 km/h | 195 km/h | 250 km/h |
| Acceleration from 0 to 100 km/h: | 5.3 sec | 7.4 sec | 3.7 sec |
| Torque: | 500 Nm @ 1600-4500 rpm. | 220 Nm @ 1300-4300 rpm. | |
| Model Engine: | B58B30 | ||
| Engine position: | Front, longitudinal | ||
| Engine displacement: | 2998 cm3 | 1499 cm3 | |
| Engine oil capacity: | 6.5 l | ||
| Fuel System: | Direct injection | Direct injection | |
| Aspiration / Turbine: | Twin-power turbo | ||
| Position of cylinders: | Inline | Inline | |
| Number of cylinders: | 6 | 3 | |
| Number of valves per cylinder: | 4 | 4 | |
| Compression ratio: | 11 | ||
| Piston Stroke: | 94.6 mm | ||
| Cylinder Bore: | 82 mm | ||
| All-electric range: | 110 km | ||
| All-electric range (WLTP): | 488-560 km | ||
| Average Energy consumption (WLTP): | 20.8-23.8 kWh/100 km | ||
| Electric motor power: | 95 | 489 | |
| Electric motor Torque: | 165 @ 0-3000 rpm. Nm | 650 @ 0-5000 rpm. Nm | |
| Battery voltage: | 376 V | ||
| Battery technology: | Lithium-ion (Li-Ion) | ||
| System power: | 136+95 Hp hp/ rpm. | 660 Hp hp/ rpm. | |
| System torque: | 1100 Nm Nm/ rpm. | ||
| Wheel Drive: | Rear wheel drive | All wheel drive (4x4) | All wheel drive (4x4) |
| Number of Gears (automatic transmission): | 8 Steptronic | 6 | |
| Length: | 4843 mm | 4565 mm | 5391 mm |
| Width: | 1902 mm | 1821 mm | 1950 mm |
| Width including mirrors: | 2137 mm | 2192 mm | |
| Height: | 1339 mm | 1613 mm | 1544 mm |
| Wheelbase: | 2822 mm | 2780 mm | 3215 mm |
| Front track: | 1627 mm | 1662 mm | |
| Rear (Back) track: | 1642 mm | 1684 mm | |
| Ride height(clearance): | 118 mm | 136 mm | |
| Front overhang: | 953 mm | 982 mm | |
| Rear overhang: | 1076 mm | 1194 mm | |
| Minimum volume of Luggage (trunk): | 280 l | 445 l | 500 l |
| Maximum amount of Luggage (trunk): | 350 l | 1550 l | |
| Front suspension: | Double wishbone | ||
| Rear suspension: | Multi-link independent | ||
| Max weight: | 2340 kg | 3250 kg | |
| Front brakes: | Ventilated discs | Ventilated discs | Ventilated discs |
| Rear brakes: | Ventilated discs | Ventilated discs | Ventilated discs |
| Kerb Weight: | 1830 kg | 2695 kg | |
| ABS: | yes | ||
| Steering type: | Steering rack and pinion | Steering rack and pinion | |
| Power steering: | Electric Steering | Electric Steering | Electric Steering |
| Permitted trailer load with brakes (8%): | 1305 kg | ||
| Minimum turning circle (turning diameter): | 11.6 m | 12.3 m | |
| Permitted trailer load with brakes (12%): | 1305 kg | ||
| Tire size: | 245/45 R18 100Y XL; 275/40 R18 103Y XL | 225/50 ZR18 95W | Front wheel tires: 255/40 R21 102Y XL |
| Wheel rims size: | 8J x 18; 9J x 18 | 7.5J x 18 ET51 | Front wheel rims: 9J x 21 |