Comparison BMW 4 Series Convertible (F33, facelift 2017) 420i (184 Hp) Steptronic & Audi Q7 (Typ 4M) 50 TDI V6 (286 Hp) quattro MHEV Tiptronic 7 Seat
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| Brand: | BMW | Audi |
| Model: | 4 Series | Q7 |
| Generation: | 4 Series Convertible (F33, facelift 2017) | Q7 (Typ 4M) |
| Engine / modification: | 420i (184 Hp) Steptronic | 50 TDI V6 (286 Hp) quattro MHEV Tiptronic 7 Seat |
| Production start: | 2017 year | 2018 year |
| Production end: | 2020 year | 2019 year |
| Coupe type: | Cabriolet | SUV |
| Num. of Doors: | 2 | 5 |
| Num. of seats: | 4 | 7 |
| Fuel consumption / economy - urban: | 7.6-8.1 l/100 km | 7.6-7.7 l/100 km |
| Fuel consumption / economy - extra urban: | 4.8-5.1 l/100 km | 6.3-6.5 l/100 km |
| Fuel consumption / economy - combined: | 5.8-6.2 l/100 km | 6.8-6.9 l/100 km |
| Fuel Type: | Petrol (Gasoline) | Diesel |
| Drag coefficient: | 0.30 | 0.33 |
| Fuel tank volume: | 60 l | 75 l |
| AdBlue tank: | 24 l | |
| Emission standard: | Euro 6 | Euro 6d-Temp |
| CO2 emissions: | 136-144 g/km | 177-180 g/km |
| Power: | 184 hp | 286 hp |
| Max power in: | 5000 rpm. | 3500-4000 rpm. |
| Maximum speed: | 230 km/h | 241 km/h |
| Acceleration from 0 to 100 km/h: | 8.4 sec | 6.5 sec |
| Torque: | 270 Nm @ 1350-4600 rpm. | 600 Nm @ 2250-3250 rpm. |
| Model Engine: | B48B20 | DHXA |
| Engine position: | Front, longitudinal | Front, longitudinal |
| Engine displacement: | 1998 cm3 | 2967 cm3 |
| Engine oil capacity: | 5-5.25 l | 6.1 l |
| Coolant: | 12.3 l | |
| Fuel System: | Direct injection | Diesel Commonrail |
| Aspiration / Turbine: | Twin-power turbo | Turbocharger / Intercooler |
| Position of cylinders: | Inline | V engine |
| Number of cylinders: | 4 | 6 |
| Number of valves per cylinder: | 4 | 4 |
| Compression ratio: | 11 | 16 |
| Piston Stroke: | 94.6 mm | 91.4 mm |
| Cylinder Bore: | 82 mm | 83 mm |
| Wheel Drive: | Rear wheel drive | All wheel drive (4x4) |
| Number of Gears (automatic transmission): | 8 Steptronic | 8 Tiptronic |
| Length: | 4640 mm | 5052 mm |
| Width: | 1825 mm | 1968 mm |
| Width including mirrors: | 2212 mm | |
| Height: | 1384 mm | 1740 mm |
| Wheelbase: | 2810 mm | 2994 mm |
| Front track: | 1544 mm | 1679 mm |
| Rear (Back) track: | 1593 mm | 1691 mm |
| Ride height(clearance): | 130 mm | |
| Front overhang: | 978 mm | |
| Rear overhang: | 1080 mm | |
| Minimum volume of Luggage (trunk): | 370 l | |
| Maximum amount of Luggage (trunk): | 2075 l | |
| Front suspension: | Independent, spring | Multi-link suspension |
| Rear suspension: | Multi-link independent | Independent, spring multi-link with stabilizer |
| Max weight: | 2185 kg | 2990 kg |
| Front brakes: | Ventilated discs | Ventilated discs |
| Rear brakes: | Ventilated discs | Ventilated discs |
| Kerb Weight: | 1715 kg | 2135 kg |
| ABS: | yes | 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%): | 2800 kg | |
| Minimum turning circle (turning diameter): | 11.3 m | 12.4 m |
| Permitted trailer load with brakes (12%): | 1500 kg | 2800 kg |
| Permitted trailer load without brakes: | 695 kg | 750 kg |
| Permitted towbar download: | 75 kg | 115 kg |
| Tire size: | 225/50 R17; 225/45 R18; 255/40 R18; 225/40 R19; 255/35 R19 | 255/60 R18 108Y; 255/55 R19 111Y; 285/45 R20 112Y; 285/40 R21 109Y; 285/35 R22 106Y |
| Wheel rims size: | 7.5J x 17; 8J x 18; 8.5J x 18; 8J x 19; 8.5J x 19 | 8J x 18; 8.5J x 19; 9J x 20; 9.5J x 21; 10J x 22 |