Comparison BMW 7 Series (E23, facelift 1983) 735i (218 Hp) Automatic & BMW Z3 (E36/7) 3.2 (321 Hp)
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| Brand: | BMW | BMW |
| Model: | 7 Series | Z3 |
| Generation: | 7 Series (E23, facelift 1983) | Z3 (E36/7) |
| Engine / modification: | 735i (218 Hp) Automatic | 3.2 (321 Hp) |
| Production start: | 1983 year | 1998 year |
| Production end: | 1986 year | 2003 year |
| Coupe type: | Sedan | Coupe |
| Num. of Doors: | 4 | 3 |
| Num. of seats: | 5 | 2 |
| Fuel consumption / economy - urban: | 16.0 l/100 km | 12.9 l/100 km |
| Fuel consumption / economy - extra urban: | 7.9 l/100 km | 7.4 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: | 100 l | 51 l |
| Power: | 218 hp | 321 hp |
| Max power in: | 5200 rpm. | 7400 rpm. |
| Maximum speed: | 211 km/h | 250 km/h |
| Acceleration from 0 to 100 km/h: | 9.4 sec | 5.4 sec |
| Torque: | 310 Nm @ 4000 rpm. | 350 Nm @ 3250 rpm. |
| Model Engine: | 32 6S 1 | |
| Engine position: | Front, longitudinal | Front, longitudinal |
| Engine displacement: | 3430 cm3 | 3201 cm3 |
| Fuel System: | Multi-point injection | Multi-point injection |
| Position of cylinders: | Inline | Inline |
| Valvetrain: | DOHC | |
| Number of cylinders: | 6 | 6 |
| Number of valves per cylinder: | 2 | 4 |
| Compression ratio: | 10 | 11.3 |
| Piston Stroke: | 86 mm | 91 mm |
| Cylinder Bore: | 92 mm | 86.4 mm |
| Wheel Drive: | Rear wheel drive | Rear wheel drive |
| Number of Gears (automatic transmission): | 4 | |
| Number of Gears (manual transmission): | 5 | |
| Length: | 4860 mm | 4025 mm |
| Width: | 1800 mm | 1740 mm |
| Height: | 1430 mm | 1279 mm |
| Wheelbase: | 2795 mm | 2459 mm |
| Front track: | 1502 mm | 1422 mm |
| Rear (Back) track: | 1524 mm | 1492 mm |
| Minimum volume of Luggage (trunk): | 480 l | 210 l |
| Maximum amount of Luggage (trunk): | 410 l | |
| Front suspension: | Independent, Spring McPherson, with stabilizer | The depreciated rack |
| Rear suspension: | Independent, spring | Helical spring |
| Max weight: | 2010 kg | 1660 kg |
| Front brakes: | Disc | Ventilated discs |
| Rear brakes: | Drum | Ventilated discs |
| Kerb Weight: | 1520 kg | 1390 kg |
| ABS: | yes | |
| Steering type: | Steering rack and pinion | |
| Power steering: | Hydraulic Steering | |
| Minimum turning circle (turning diameter): | 11.6 m | |
| Tire size: | 205/70 VR 14 | 225/45 R17; 245/40 R17 |
| Wheel rims size: | R14 | R17 |