Comparison BMW 7 Series (E23) 745i (252 Hp) Automatic & Audi 90 (B3, Typ 89,89Q,8A) 2.3 E CAT (136 Hp) Automatic
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| Brand: | BMW | Audi |
| Model: | 7 Series | 90 |
| Generation: | 7 Series (E23) | 90 (B3, Typ 89,89Q,8A) |
| Engine / modification: | 745i (252 Hp) Automatic | 2.3 E CAT (136 Hp) Automatic |
| Production start: | 1979 year | 1988 year |
| Production end: | 1983 year | 1990 year |
| Coupe type: | Sedan | Sedan |
| Num. of Doors: | 4 | 4 |
| Num. of seats: | 5 | 5 |
| Fuel consumption / economy - urban: | 16.6 l/100 km | |
| Fuel consumption / economy - combined: | 9.6 l/100 km | |
| Fuel Type: | Petrol (Gasoline) | Petrol (Gasoline) |
| Drag coefficient: | 0.31 | |
| Fuel tank volume: | 100 l | 68 l |
| Power: | 252 hp | 136 hp |
| Max power in: | 5200 rpm. | 5700 rpm. |
| Maximum speed: | 221 km/h | 202 km/h |
| Acceleration from 0 to 100 km/h: | 7.8 sec | 11.5 sec |
| Torque: | 380 Nm @ 2600 rpm. | 189 Nm @ 4500 rpm. |
| Model Engine: | M102B32 | |
| Engine position: | Front, longitudinal | Front, longitudinal |
| Engine displacement: | 3210 cm3 | 2309 cm3 |
| Engine oil capacity: | 4.0 l | |
| Fuel System: | Multi-point injection | Multi-point injection |
| Aspiration / Turbine: | Turbocharger | |
| Position of cylinders: | Inline | Inline |
| Valvetrain: | SOHC | OHC |
| Number of cylinders: | 6 | 5 |
| Number of valves per cylinder: | 2 | 2 |
| Compression ratio: | 7 | 10 |
| Piston Stroke: | 86 mm | 86.4 mm |
| Cylinder Bore: | 89 mm | 82.5 mm |
| Wheel Drive: | Front wheel drive | |
| Number of Gears (automatic transmission): | 3 | 3 |
| Length: | 4860 mm | 4393 mm |
| Width: | 1800 mm | 1695 mm |
| Height: | 1430 mm | 1397 mm |
| Wheelbase: | 2795 mm | 2546 mm |
| Front track: | 1502 mm | 1411 mm |
| Rear (Back) track: | 1524 mm | 1432 mm |
| Ride height(clearance): | 132 mm | |
| Minimum volume of Luggage (trunk): | 425 l | |
| Front suspension: | Independent, Spring McPherson, with stabilizer | |
| Rear suspension: | Independent, spring multi-link with stabilizer | |
| Max weight: | 2070 kg | 1630 kg |
| Front brakes: | Ventilated discs | Disc |
| Rear brakes: | Disc | Disc |
| Kerb Weight: | 1600 kg | 1170 kg |
| ABS: | yes | yes |
| Steering type: | Steering rack and pinion | |
| Power steering: | Hydraulic Steering | |
| Minimum turning circle (turning diameter): | 10.3 m | |
| Tire size: | 205/70 R14 | 195/60 R14 |
| Wheel rims size: | 6.5 J x 14 | R14 |