Comparison BMW 5 Series (E39) 523i (170 Hp) & BMW 7 Series (E23, facelift 1983) 732i (197 Hp) Automatic
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| Brand: | BMW | BMW |
| Model: | 5 Series | 7 Series |
| Generation: | 5 Series (E39) | 7 Series (E23, facelift 1983) |
| Engine / modification: | 523i (170 Hp) | 732i (197 Hp) Automatic |
| Production start: | 1995 year | 1983 year |
| Production end: | 1998 year | 1986 year |
| Coupe type: | Sedan | Sedan |
| Num. of Doors: | 4 | 4 |
| Num. of seats: | 5 | 5 |
| Fuel consumption / economy - urban: | 13.1 l/100 km | 16.1 l/100 km |
| Fuel consumption / economy - extra urban: | 7.2 l/100 km | 7.8 l/100 km |
| Fuel consumption / economy - combined: | 11.2 l/100 km | |
| Fuel Type: | Petrol (Gasoline) | Petrol (Gasoline) |
| Drag coefficient: | 0.40 | |
| Fuel tank volume: | 70 l | 100 l |
| Power: | 170 hp | 197 hp |
| Max power in: | 5500 rpm. | 5500 rpm. |
| Maximum speed: | 228 km/h | 202 km/h |
| Acceleration from 0 to 100 km/h: | 8.5 sec | 10.5 sec |
| Torque: | 245 Nm @ 3950 rpm. | 285 Nm @ 4300 rpm. |
| Model Engine: | M52B25 | |
| Engine position: | Front, longitudinal | Front, longitudinal |
| Engine displacement: | 2494 cm3 | 3210 cm3 |
| Engine oil capacity: | 6.5 l | |
| Coolant: | 10.5 l | |
| Fuel System: | Multi-point injection | Multi-point injection |
| Position of cylinders: | Inline | Inline |
| Valvetrain: | DOHC | DOHC |
| Number of cylinders: | 6 | 6 |
| Number of valves per cylinder: | 4 | 2 |
| Compression ratio: | 10.5 | 10 |
| Piston Stroke: | 75 mm | 86 mm |
| Cylinder Bore: | 84 mm | 89 mm |
| Wheel Drive: | Rear wheel drive | Rear wheel drive |
| Number of Gears (automatic transmission): | 4 | |
| Number of Gears (manual transmission): | 5 | |
| Length: | 4775 mm | 4860 mm |
| Width: | 1800 mm | 1800 mm |
| Height: | 1435 mm | 1430 mm |
| Wheelbase: | 2830 mm | 2795 mm |
| Front track: | 1516 mm | 1502 mm |
| Rear (Back) track: | 1530 mm | 1524 mm |
| Minimum volume of Luggage (trunk): | 460 l | 480 l |
| Front suspension: | Wishbone | Independent, Spring McPherson, with stabilizer |
| Rear suspension: | Several levers and rods | Independent, spring |
| Max weight: | 1985 kg | 2010 kg |
| Front brakes: | Ventilated discs | Disc |
| Rear brakes: | Disc | Drum |
| Kerb Weight: | 1475 kg | 1520 kg |
| ABS: | yes | |
| Steering type: | Steering rack and pinion | |
| Power steering: | Hydraulic Steering | |
| Minimum turning circle (turning diameter): | 11.6 m | |
| Tire size: | 205/65 R15 | 205/70 VR14 |
| Wheel rims size: | R15 | R14 |