Comparison BMW 2 Series Convertible (F23) 230i (252 Hp) Steptronic & BMW 7 Series (E32) 730i (197 Hp)
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| Brand: | BMW | BMW |
| Model: | 2 Series | 7 Series |
| Generation: | 2 Series Convertible (F23) | 7 Series (E32) |
| Engine / modification: | 230i (252 Hp) Steptronic | 730i (197 Hp) |
| Production start: | 2016 year | 1986 year |
| Production end: | 2017 year | 1992 year |
| Coupe type: | Cabriolet | Sedan |
| Num. of Doors: | 2 | 4 |
| Num. of seats: | 4 | 5 |
| Fuel consumption / economy - urban: | 7.6-7.8 l/100 km | 15.5 l/100 km |
| Fuel consumption / economy - extra urban: | 5.1-5.3 l/100 km | 7.6 l/100 km |
| Fuel consumption / economy - combined: | 6.0-6.2 l/100 km | 10.8 l/100 km |
| Fuel Type: | Petrol (Gasoline) | Petrol (Gasoline) |
| Drag coefficient: | 0.33 | 0.32 |
| Fuel tank volume: | 52 l | 90 l |
| Emission standard: | EURO VI | |
| CO2 emissions: | 137-142 g/km | |
| Power: | 252 hp | 197 hp |
| Max power in: | 5200 rpm. | 5800 rpm. |
| Maximum speed: | 250 km/h | 225 km/h |
| Acceleration from 0 to 100 km/h: | 5.9 sec | 8.9 sec |
| Torque: | 350 Nm @ 1450-4800 rpm. | 275 Nm @ 4000 rpm. |
| Model Engine: | M30B30 | |
| Engine position: | Front, longitudinal | Front, longitudinal |
| Engine displacement: | 1998 cm3 | 2986 cm3 |
| Engine oil capacity: | 5.25 l | 5.75 l |
| Coolant: | 12 l | |
| Fuel System: | Direct injection | Multi-point injection |
| Aspiration / Turbine: | Twin-power turbo | |
| Position of cylinders: | Inline | Inline |
| Number of cylinders: | 4 | 6 |
| Number of valves per cylinder: | 4 | 2 |
| Compression ratio: | 10.2 | 9.2 |
| Piston Stroke: | 94.6 mm | 80 mm |
| Cylinder Bore: | 82 mm | 89 mm |
| Wheel Drive: | Rear wheel drive | |
| Number of Gears (automatic transmission): | 8 Steptronic | |
| Number of Gears (manual transmission): | 5 | |
| Length: | 4432 mm | 4910 mm |
| Width: | 1774 mm | 1845 mm |
| Height: | 1413 mm | 1411 mm |
| Wheelbase: | 2690 mm | 2832 mm |
| Front track: | 1521 mm | 1527 mm |
| Rear (Back) track: | 1556 mm | 1550 mm |
| Ride height(clearance): | 140 mm | |
| Minimum volume of Luggage (trunk): | 280 l | 500 l |
| Maximum amount of Luggage (trunk): | 335 l | |
| Front suspension: | Independent, spring | The depreciated rack |
| Rear suspension: | Multi-link independent | Helical spring |
| Max weight: | 2010 kg | 2130 kg |
| Front brakes: | Ventilated discs | Ventilated discs |
| Rear brakes: | Disc | Disc |
| Kerb Weight: | 1570 kg | 1600 kg |
| ABS: | yes | yes |
| Steering type: | Steering rack and pinion | Steering rack and pinion |
| Power steering: | Electric Steering | Hydraulic Steering |
| Minimum turning circle (turning diameter): | 10.9 m | 11.6 m |
| Permitted trailer load with brakes (12%): | 1500 kg | |
| Permitted trailer load without brakes: | 750 kg | |
| Permitted towbar download: | 75 kg | |
| Tire size: | 205/50 R17; 225/45 R17; 245/40 R17; 225/40 R18; 245/35 R18 | 205/65 R15 |
| Wheel rims size: | 7J x 17; 7.5J x 17; 8J x 17; 7.5J x 18; 8J x 18 | R15 |