Comparison BMW 4 Series Convertible (G23) M440i (374 Hp) MHEV xDrive Steptronic & Audi Q7 (Typ 4M) 50 TDI V6 (286 Hp) quattro MHEV Tiptronic
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| Brand: | BMW | Audi |
| Model: | 4 Series | Q7 |
| Generation: | 4 Series Convertible (G23) | Q7 (Typ 4M) |
| Engine / modification: | M440i (374 Hp) MHEV xDrive Steptronic | 50 TDI V6 (286 Hp) quattro MHEV Tiptronic |
| Production start: | 2020 year | 2018 year |
| Production end: | 2019 year | |
| Coupe type: | Cabriolet | SUV |
| Num. of Doors: | 2 | 5 |
| Num. of seats: | 4 | 5 |
| Fuel consumption / economy - urban: | 7.2 l/100 km | |
| Fuel consumption / economy - extra urban: | 6.2-6.3 l/100 km | |
| Fuel consumption / economy - combined: | 6.6 l/100 km | |
| Fuel Type: | Petrol (Gasoline) | Diesel |
| Drag coefficient: | 0.28 | 0.33 |
| Fuel tank volume: | 59 l | 75 l |
| AdBlue tank: | 24 l | |
| Combined fuel consumption (WLTP): | 7.8-8.4 l/100 km | |
| Emission standard: | Euro 6d | Euro 6d-Temp |
| CO2 emissions: | 172-174 g/km | |
| Power: | 374 hp | 286 hp |
| Max power in: | 5500-6500 rpm. | 3500-4000 rpm. |
| Maximum speed: | 250 km/h | 241 km/h |
| Acceleration from 0 to 100 km/h: | 4.9 sec | 6.3 sec |
| CO2 emissions (WLTP): | 177-192 g/km | |
| Torque: | 500 Nm @ 1900-5000 rpm. | 600 Nm @ 2250-3250 rpm. |
| Model Engine: | DHXA | |
| Engine position: | Front, longitudinal | Front, longitudinal |
| Engine displacement: | 2998 cm3 | 2967 cm3 |
| Engine oil capacity: | 7.2 l | 6.1 l |
| Coolant: | 12.3 l | |
| Fuel System: | Direct injection | Diesel Commonrail |
| Aspiration / Turbine: | Turbocharger / Intercooler | |
| Position of cylinders: | Inline | V engine |
| Valvetrain: | VALVETRONIC | |
| Number of cylinders: | 6 | 6 |
| Number of valves per cylinder: | 4 | 4 |
| Compression ratio: | 10.2 | 16 |
| Piston Stroke: | 94.6 mm | 91.4 mm |
| Cylinder Bore: | 82 mm | 83 mm |
| Electric motor power: | 11 | |
| Battery capacity: | 0.528 kWh | |
| Wheel Drive: | All wheel drive (4x4) | All wheel drive (4x4) |
| Number of Gears (automatic transmission): | 8 Steptronic | 8 Tiptronic |
| Length: | 4770 mm | 5052 mm |
| Width: | 1852 mm | 1968 mm |
| Width including mirrors: | 2212 mm | |
| Height: | 1394 mm | 1741 mm |
| Wheelbase: | 2851 mm | 2994 mm |
| Front track: | 1575 mm | 1679 mm |
| Rear (Back) track: | 1611 mm | 1691 mm |
| Ride height(clearance): | 126 mm | |
| Front overhang: | 978 mm | |
| Rear overhang: | 1080 mm | |
| Minimum volume of Luggage (trunk): | 385 l | 890 l |
| Maximum amount of Luggage (trunk): | 2075 l | |
| Front suspension: | Double wishbone | Multi-link suspension |
| Rear suspension: | Multi-link independent | Independent, spring multi-link with stabilizer |
| Max weight: | 2390 kg | 2815 kg |
| Front brakes: | Ventilated discs | Ventilated discs |
| Rear brakes: | Ventilated discs | Ventilated discs |
| Kerb Weight: | 1890 kg | 2070 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%): | 2700 kg | |
| Minimum turning circle (turning diameter): | 12.0 m | 12.4 m |
| Permitted trailer load with brakes (12%): | 1800 kg | 2700 kg |
| Permitted trailer load without brakes: | 750 kg | 750 kg |
| Permitted towbar download: | 75 kg | 115 kg |
| Tire size: | Front wheel tires: 225/45 R18 95Y XL | 255/60 R18 108Y; 255/55 R19 111Y; 285/45 R20 112Y; 285/40 R21 109Y; 285/35 R22 106Y |
| Wheel rims size: | Front wheel rims: 7.5J x 18 | 8J x 18; 8.5J x 19; 9J x 20; 9.5J x 21; 10J x 22 |