Comparison BMW 7 Series (E23) 728 (170 Hp) & BMW 7 Series (E23) 745i (252 Hp) Automatic
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| Brand: | BMW | BMW |
| Model: | 7 Series | 7 Series |
| Generation: | 7 Series (E23) | 7 Series (E23) |
| Engine / modification: | 728 (170 Hp) | 745i (252 Hp) Automatic |
| Production start: | 1977 year | 1979 year |
| Production end: | 1979 year | 1983 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 Type: | Petrol (Gasoline) | Petrol (Gasoline) |
| Fuel tank volume: | 90 l | 100 l |
| Power: | 170 hp | 252 hp |
| Max power in: | 5800 rpm. | 5200 rpm. |
| Maximum speed: | 192 km/h | 221 km/h |
| Acceleration from 0 to 100 km/h: | 10.1 sec | 7.8 sec |
| Torque: | 233 Nm @ 4000 rpm. | 380 Nm @ 2600 rpm. |
| Model Engine: | M30B28 | M102B32 |
| Engine position: | Front, longitudinal | Front, longitudinal |
| Engine displacement: | 2788 cm3 | 3210 cm3 |
| Engine oil capacity: | 5.8 l | |
| Fuel System: | Multi-point injection | Multi-point injection |
| Aspiration / Turbine: | Turbocharger | |
| Position of cylinders: | Inline | Inline |
| Valvetrain: | SOHC | SOHC |
| Number of cylinders: | 6 | 6 |
| Number of valves per cylinder: | 2 | 2 |
| Compression ratio: | 9 | 7 |
| Piston Stroke: | 80 mm | 86 mm |
| Cylinder Bore: | 86 mm | 89 mm |
| Number of Gears (automatic transmission): | 3 | |
| Number of Gears (manual transmission): | 5 | |
| Length: | 4860 mm | 4860 mm |
| Width: | 1800 mm | 1800 mm |
| Height: | 1430 mm | 1430 mm |
| Wheelbase: | 2795 mm | 2795 mm |
| Front track: | 1502 mm | 1502 mm |
| Rear (Back) track: | 1524 mm | 1524 mm |
| Ride height(clearance): | 132 mm | 132 mm |
| Front suspension: | Independent, Spring McPherson, with stabilizer | Independent, Spring McPherson, with stabilizer |
| Rear suspension: | Independent, spring | Independent, spring multi-link with stabilizer |
| Max weight: | 2000 kg | 2070 kg |
| Front brakes: | Ventilated discs | Ventilated discs |
| Rear brakes: | Disc | Disc |
| Kerb Weight: | 1530 kg | 1600 kg |
| ABS: | yes | |
| Tire size: | 195/70 R14 | 205/70 R14 |
| Wheel rims size: | 6.0J x 14 | 6.5 J x 14 |