Comparison BMW 8 Series Convertible (G14) 840i (340 Hp) xDrive Steptronic & BMW iX3 (G08) 80 kWh (286 Hp)
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| Brand: | BMW | BMW |
| Model: | 8 Series | iX3 |
| Generation: | 8 Series Convertible (G14) | iX3 (G08) |
| Engine / modification: | 840i (340 Hp) xDrive Steptronic | 80 kWh (286 Hp) |
| Production start: | 2019 year | 2020 year |
| Production end: | 2020 year | |
| Coupe type: | Cabriolet | SUV |
| Num. of Doors: | 2 | 5 |
| Num. of seats: | 4 | 5 |
| Fuel consumption / economy - urban: | 9.7-9.8 l/100 km | |
| Fuel consumption / economy - extra urban: | 6.6-6.7 l/100 km | |
| Fuel consumption / economy - combined: | 7.7-7.8 l/100 km | |
| Fuel Type: | Petrol (Gasoline) | Electricity |
| Drag coefficient: | 0.31 | 0.29 |
| Fuel tank volume: | 68 l | |
| Emission standard: | Euro 6d - TEMP | |
| CO2 emissions: | 175-178 g/km | |
| Power: | 340 hp | |
| Max power in: | 5000-6500 rpm. | |
| Maximum speed: | 250 km/h | 180 , Electronically limited km/h |
| Acceleration from 0 to 100 km/h: | 4.9 sec | 6.8 sec |
| Torque: | 500 Nm @ 1600-4500 rpm. | |
| Model Engine: | B58B30 | |
| Engine position: | Front, longitudinal | |
| Engine displacement: | 2998 cm3 | |
| Engine oil capacity: | 6.5 l | |
| Fuel System: | Direct injection | |
| Aspiration / Turbine: | Twin-power turbo | |
| Position of cylinders: | Inline | |
| Number of cylinders: | 6 | |
| Number of valves per cylinder: | 4 | |
| Compression ratio: | 11 | |
| Piston Stroke: | 94.6 mm | |
| Cylinder Bore: | 82 mm | |
| All-electric range: | 520 km | |
| All-electric range (WLTP): | 460 km | |
| Average Energy consumption: | 17.5-17.8 kWh/100 km | |
| Average Energy consumption (WLTP): | 18.5-19.5 kWh/100 km | |
| Electric motor power: | 286 | |
| Electric motor Torque: | 400 Nm | |
| Battery capacity: | 80 kWh | |
| System power: | 286 Hp @ 6 hp/ rpm. | |
| Wheel Drive: | All wheel drive (4x4) | Rear wheel drive |
| Number of Gears (automatic transmission): | 8 Steptronic | 1 |
| Length: | 4843 mm | 4734 mm |
| Width: | 1902 mm | 1891 mm |
| Width including mirrors: | 2137 mm | 2138 mm |
| Height: | 1339 mm | 1668 mm |
| Wheelbase: | 2822 mm | 2864 mm |
| Front track: | 1627 mm | 1600 mm |
| Rear (Back) track: | 1642 mm | 1616 mm |
| Ride height(clearance): | 118 mm | 179 mm |
| Approach angle: | 23.1 ° | |
| Departure angle: | 20.9 ° | |
| Ramp angle: | 14.8 ° | |
| Front overhang: | 953 mm | 860 mm |
| Rear overhang: | 1076 mm | 1010 mm |
| Wading depth: | 500 mm | |
| Minimum volume of Luggage (trunk): | 280 l | 510 l |
| Maximum amount of Luggage (trunk): | 350 l | 1560 l |
| Front suspension: | Double wishbone | Double wishbone |
| Rear suspension: | Multi-link independent | Multi-link independent |
| Max weight: | 2400 kg | 2725 kg |
| Front brakes: | Ventilated discs | Ventilated discs |
| Rear brakes: | Ventilated discs | Ventilated discs |
| Kerb Weight: | 1880 kg | 2185 kg |
| ABS: | yes | |
| Steering type: | Steering rack and pinion | Steering rack and pinion |
| Power steering: | Electric Steering | Electric Steering |
| Max. roof load: | 100 kg | |
| Permitted trailer load with brakes (8%): | 1305 kg | |
| Minimum turning circle (turning diameter): | 11.9 m | 12.1 m |
| Permitted trailer load with brakes (12%): | 1305 kg | 750 kg |
| Permitted trailer load without brakes: | 750 kg | |
| Permitted towbar download: | 75 kg | |
| Tire size: | 245/45 R18 100Y XL; 275/40 R18 103Y XL | 245/50 R19 105W XL |
| Wheel rims size: | 8J x 18; 9J x 18 | 7.5J x 19 |