Comparison BMW 7 Series (E32) 730i (197 Hp) Automatic & Opel Astra K 1.4 EcoTec (150 Hp) ecoFLEX Automatic start&stop & BMW 1 Series Hatchback 5dr (F20 LCI, facelift 2017) 118i (136 Hp) Steptronic & Baojun RM-5 1.5T (147 Hp) CVT 7 Seat
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| Brand: | BMW | Opel | BMW | Baojun |
| Model: | 7 Series | Astra | 1 Series | RM-5 |
| Generation: | 7 Series (E32) | Astra K | 1 Series Hatchback 5dr (F20 LCI, facelift 2017) | RM-5 |
| Engine / modification: | 730i (197 Hp) Automatic | 1.4 EcoTec (150 Hp) ecoFLEX Automatic start&stop | 118i (136 Hp) Steptronic | 1.5T (147 Hp) CVT 7 Seat |
| Production start: | 1986 year | 2015 year | 2017 year | 2019 year |
| Production end: | 1992 year | 2019 year | ||
| Coupe type: | Sedan | Hatchback | Hatchback | MPV |
| Num. of Doors: | 4 | 5 | 5 | 5 |
| Num. of seats: | 5 | 5 | 5 | 7 |
| Fuel consumption / economy - urban: | 16.4 l/100 km | 7.1 l/100 km | 5.9-6.4 l/100 km | |
| Fuel consumption / economy - extra urban: | 7.4 l/100 km | 4.4 l/100 km | 4.2-4.6 l/100 km | |
| Fuel consumption / economy - combined: | 11.0 l/100 km | 5.4 l/100 km | 4.8-5.2 l/100 km | 7.4 l/100 km |
| Fuel Type: | Petrol (Gasoline) | Petrol (Gasoline) | Petrol (Gasoline) | Petrol (Gasoline) |
| Drag coefficient: | 0.32 | 0.31 | ||
| Fuel tank volume: | 90 l | 48 l | 52 l | 48 l |
| Emission standard: | EURO VI | Euro 6 | China VI | |
| CO2 emissions: | 124 g/km | 112-122 g/km | ||
| Power: | 197 hp | 150 hp | 136 hp | 147 hp |
| Max power in: | 5800 rpm. | 5000-5600 rpm. | 4400 rpm. | 5200 rpm. |
| Maximum speed: | 217 km/h | 210 km/h | 210 km/h | |
| Acceleration from 0 to 100 km/h: | 10.8 sec | 8.9 sec | 8.7 sec | |
| Torque: | 275 Nm @ 4000 rpm. | 230 Nm/2000-4000 rpm. | 220 Nm @ 1250-4300 rpm. | 250 Nm @ 2200-3400 rpm. |
| Model Engine: | M30B30 | B38B15 | LJO | |
| Engine position: | Front, longitudinal | Front, transverse | Front, longitudinal | |
| Engine displacement: | 2986 cm3 | 1399 cm3 | 1499 cm3 | 1451 cm3 |
| Engine oil capacity: | 5.75 l | 4.25 l | ||
| Coolant: | 12 l | 7.7 l | ||
| Fuel System: | Multi-point injection | Direct injection | Direct injection | |
| Aspiration / Turbine: | Turbocharging | Twin-power turbo | Turbocharger | |
| Position of cylinders: | Inline | Inline | Inline | Inline |
| Valvetrain: | DVVT | |||
| Number of cylinders: | 6 | 4 | 3 | 4 |
| Number of valves per cylinder: | 2 | 4 | 4 | |
| Compression ratio: | 9.2 | 10 | 11 | |
| Piston Stroke: | 80 mm | 81.3 mm | 94.6 mm | |
| Cylinder Bore: | 89 mm | 74 mm | 82 mm | |
| Wheel Drive: | Rear wheel drive | Front wheel drive | Rear wheel drive | Front wheel drive |
| Number of Gears (automatic transmission): | 4 | 6 | 8 Steptronic | 8 CVT |
| Length: | 4910 mm | 4370 mm | 4329 mm | 4705 mm |
| Width: | 1845 mm | 1809 mm | 1765 mm | 1806 mm |
| Width with mirrors folded: | 1871 mm | |||
| Width including mirrors: | 2042 mm | 1984 mm | ||
| Height: | 1411 mm | 1485 mm | 1421 mm | 1625-1645 mm |
| Wheelbase: | 2832 mm | 2662 mm | 2690 mm | 2750 mm |
| Front track: | 1527 mm | 1548 mm | 1535 mm | |
| Rear (Back) track: | 1550 mm | 1565 mm | 1569 mm | |
| Ride height(clearance): | 140 mm | |||
| Front overhang: | 770 mm | |||
| Rear overhang: | 869 mm | |||
| Minimum volume of Luggage (trunk): | 500 l | 370 l | 360 l | |
| Maximum amount of Luggage (trunk): | 1210 l | 1200 l | ||
| Front suspension: | The depreciated rack | Double wishbone | Independent type McPherson | |
| Rear suspension: | Helical spring | Multi-link independent | Torsion | |
| Max weight: | 2150 kg | 1845 kg | 1885 kg | |
| Front brakes: | Ventilated discs | Ventilated discs | Ventilated discs | Ventilated discs |
| Rear brakes: | Disc | Disc | Disc | Disc |
| Kerb Weight: | 1620 kg | 1233 kg | 1320 kg | 1541-1565 kg |
| ABS: | yes | yes | yes | |
| Steering type: | Steering rack and pinion | Steering rack and pinion | Steering rack and pinion | Steering rack and pinion |
| Power steering: | Hydraulic Steering | Electric Steering | Electric Steering | |
| Max. roof load: | 75 kg | 75 kg | ||
| Minimum turning circle (turning diameter): | 11.6 m | 11.05 m | 10.9 m | |
| Permitted trailer load with brakes (12%): | 750 kg | 1300 kg | ||
| Permitted trailer load without brakes: | 620 kg | 650 kg | ||
| Permitted towbar download: | 75 kg | |||
| Tire size: | 205/65 VR 15 | 205/55 R16 | 205/55 R16; 205/50 R17; 225/45 R17; 245/40 R17; 225/40 R18; 245/35 R18 | 215/55 R17 |
| Wheel rims size: | R15 | 6 J x 15 | 7J x 16; 7J x 17; 7.5J x 17; 8J x 17; 7.5J x 18; 8J x 18 | R17 |