Comparison Audi Q7 (Typ 4L, facelift 2009) 4.2 TDI V8 (340 Hp) quattro DPF Tiptronic & BMW 4 Series Convertible (F33, facelift 2017) 440i (326 Hp) Steptronic
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| Brand: | Audi | BMW |
| Model: | Q7 | 4 Series |
| Generation: | Q7 (Typ 4L, facelift 2009) | 4 Series Convertible (F33, facelift 2017) |
| Engine / modification: | 4.2 TDI V8 (340 Hp) quattro DPF Tiptronic | 440i (326 Hp) Steptronic |
| Production start: | 2009 year | 2017 year |
| Production end: | 2010 year | 2020 year |
| Coupe type: | SUV | Cabriolet |
| Num. of Doors: | 5 | 2 |
| Num. of seats: | 5 | 4 |
| Fuel consumption / economy - urban: | 12.8 l/100 km | 9.1-9.5 l/100 km |
| Fuel consumption / economy - extra urban: | 8.2 l/100 km | 5.5-5.8 l/100 km |
| Fuel consumption / economy - combined: | 9.9 l/100 km | 6.8-7.2 l/100 km |
| Fuel Type: | Diesel | Petrol (Gasoline) |
| Drag coefficient: | 0.35 | 0.30 |
| Fuel tank volume: | 100 l | 60 l |
| Emission standard: | Euro 5 | Euro 6 |
| CO2 emissions: | 262 g/km | 159-167 g/km |
| Power: | 340 hp | 326 hp |
| Max power in: | 4000 rpm. | 5500 rpm. |
| Maximum speed: | 235 km/h | 250 km/h |
| Acceleration from 0 to 100 km/h: | 6.4 sec | 5.4 sec |
| Torque: | 760 Nm @ 1750-3000 rpm. | 450 Nm @ 1380-5000 rpm. |
| Model Engine: | CCFA | B58B30 |
| Engine position: | Front, longitudinal | Front, longitudinal |
| Engine displacement: | 4134 cm3 | 2998 cm3 |
| Engine oil capacity: | 9 l | 6.5 l |
| Fuel System: | Diesel Commonrail | Direct injection |
| Aspiration / Turbine: | Twin-Turbo | Twin-power turbo |
| Position of cylinders: | V engine | Inline |
| Number of cylinders: | 8 | 6 |
| Number of valves per cylinder: | 4 | 4 |
| Compression ratio: | 16.4 | 11 |
| Piston Stroke: | 95.5 mm | 94.6 mm |
| Cylinder Bore: | 83 mm | 82 mm |
| Wheel Drive: | All wheel drive (4x4) | Rear wheel drive |
| Number of Gears (automatic transmission): | 8 Tiptronic | 8 Steptronic |
| Length: | 5089 mm | 4640 mm |
| Width: | 1983 mm | 1825 mm |
| Width including mirrors: | 2177 mm | |
| Height: | 1737 mm | 1384 mm |
| Wheelbase: | 3002 mm | 2810 mm |
| Front track: | 1651 mm | 1544 mm |
| Rear (Back) track: | 1681 mm | 1593 mm |
| Ride height(clearance): | 240 mm | 130 mm |
| Front overhang: | 962 mm | |
| Rear overhang: | 1125 mm | |
| Minimum volume of Luggage (trunk): | 775 l | 370 l |
| Maximum amount of Luggage (trunk): | 2035 l | |
| Front suspension: | Independent multi-link | Independent, spring |
| Rear suspension: | Double wishbone | Multi-link independent |
| Max weight: | 3275 kg | 2230 kg |
| Front brakes: | Ventilated discs | Ventilated discs |
| Rear brakes: | Ventilated discs | Ventilated discs |
| Kerb Weight: | 2450 kg | 1770 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%): | 3200 kg | |
| Minimum turning circle (turning diameter): | 12 m | 11.3 m |
| Permitted trailer load with brakes (12%): | 3200 kg | 1700 kg |
| Permitted trailer load without brakes: | 750 kg | 750 kg |
| Permitted towbar download: | 130 kg | 75 kg |
| Tire size: | 255/55 R18 | 225/50 R17; 225/45 R18; 255/40 R18; 225/40 R19; 255/35 R19 |
| Wheel rims size: | 8J x 18 | 7.5J x 17; 8J x 18; 8.5J x 18; 8J x 19; 8.5J x 19 |