Comparison BMW 7 Series (E23, facelift 1983) 745i (252 Hp) Automatic & Audi A6 Limousine (4G, C7 facelift 2014) 2.0 TDI ultra (150 Hp)
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| Brand: | BMW | Audi |
| Model: | 7 Series | A6 |
| Generation: | 7 Series (E23, facelift 1983) | A6 Limousine (4G, C7 facelift 2014) |
| Engine / modification: | 745i (252 Hp) Automatic | 2.0 TDI ultra (150 Hp) |
| Production start: | 1983 year | 2014 year |
| Production end: | 1986 year | 2018 year |
| Coupe type: | Sedan | Sedan |
| Num. of Doors: | 4 | 4 |
| Num. of seats: | 5 | 5 |
| Fuel consumption / economy - urban: | 16.6 l/100 km | 5.1 l/100 km |
| Fuel consumption / economy - extra urban: | 8.4 l/100 km | 3.8 l/100 km |
| Fuel consumption / economy - combined: | 11.8 l/100 km | 4.3 l/100 km |
| Fuel Type: | Petrol (Gasoline) | Diesel |
| Drag coefficient: | 0.40 | 0.26 |
| Fuel tank volume: | 100 l | 73 l |
| Emission standard: | Euro 6 | |
| CO2 emissions: | 112 g/km | |
| Power: | 252 hp | 150 hp |
| Max power in: | 4900 rpm. | 3000-4200 rpm. |
| Maximum speed: | 227 km/h | 214 km/h |
| Acceleration from 0 to 100 km/h: | 7.9 sec | 9.5 sec |
| Torque: | 380 Nm @ 2200 rpm. | 350 Nm @ 1500-3000 rpm. |
| Model Engine: | M102B34 | CSUD, DDCB |
| Engine position: | Front, longitudinal | Front, longitudinal |
| Engine displacement: | 3430 cm3 | 1968 cm3 |
| Engine oil capacity: | 4.7 l | |
| Coolant: | 12 l | |
| Fuel System: | Multi-point injection | Diesel Commonrail |
| Maximum engine speed: | 4500 rpm. | |
| Aspiration / Turbine: | Turbocharger | Turbo / Intercooler (Turbocharging / Intercooler) |
| Position of cylinders: | Inline | Inline |
| Valvetrain: | DOHC | |
| Number of cylinders: | 6 | 4 |
| Number of valves per cylinder: | 2 | 4 |
| Compression ratio: | 8 | 16.2 |
| Piston Stroke: | 86 mm | 95.5 mm |
| Cylinder Bore: | 92 mm | 81 mm |
| Wheel Drive: | Front wheel drive | |
| Number of Gears (automatic transmission): | 4 | |
| Number of Gears (manual transmission): | 6 | |
| Length: | 4860 mm | 4933 mm |
| Width: | 1800 mm | 1874 mm |
| Width including mirrors: | 2086 mm | |
| Height: | 1430 mm | 1455-1468 mm |
| Wheelbase: | 2795 mm | 2912 mm |
| Front track: | 1502 mm | 1627 mm |
| Rear (Back) track: | 1524 mm | 1618 mm |
| Ride height(clearance): | 132 mm | |
| Front overhang: | 930 mm | |
| Rear overhang: | 1091 mm | |
| Minimum volume of Luggage (trunk): | 480 l | 530 l |
| Maximum amount of Luggage (trunk): | 995 l | |
| Front suspension: | Independent, Spring McPherson, with stabilizer | Multi-link suspension |
| Rear suspension: | Independent, spring multi-link with stabilizer | Independent on trapezoidal lever |
| Max weight: | 2100 kg | 2205 kg |
| Front brakes: | Ventilated discs | Ventilated discs |
| Rear brakes: | Disc | Disc |
| Kerb Weight: | 1590 kg | 1625 kg |
| ABS: | yes | yes |
| Steering type: | Steering rack and pinion | |
| Power steering: | Electric Steering | |
| Max. roof load: | 100 kg | |
| Permitted trailer load with brakes (8%): | 1900 kg | |
| Minimum turning circle (turning diameter): | 11.6 m | 11.9 m |
| Permitted trailer load with brakes (12%): | 1700 kg | |
| Permitted trailer load without brakes: | 750 kg | |
| Permitted towbar download: | 85 kg | |
| Tire size: | 195/70 R14 | 225/55 R17 |
| Wheel rims size: | 6.5J x 14 | 8J x 17 |