Comparison Rover 25 (RF) 2.0 TD (101 Hp) & BMW Z4 (E85, facelift 2006) 2.5i (177 Hp) & Opel Astra K (facelift 2019) 1.5d (105 Hp) & Opel Astra K 1.6 BiTurbo (150 Hp)
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| Brand: | Rover | BMW | Opel | Opel |
| Model: | 25 | Z4 | Astra | Astra |
| Generation: | 25 (RF) | Z4 (E85, facelift 2006) | Astra K (facelift 2019) | Astra K |
| Engine / modification: | 2.0 TD (101 Hp) | 2.5i (177 Hp) | 1.5d (105 Hp) | 1.6 BiTurbo (150 Hp) |
| Production start: | 1999 year | 2006 year | 2019 year | 2018 year |
| Production end: | 2005 year | 2008 year | 2019 year | |
| Coupe type: | Hatchback | Cabriolet | Hatchback | Hatchback |
| Num. of Doors: | 3-5 | 2 | 5 | 5 |
| Num. of seats: | 5 | 2 | 5 | 5 |
| Fuel consumption / economy - urban: | 6.9 l/100 km | 11.8 l/100 km | 4.3-4.5 l/100 km | 6.1-6.3 l/100 km |
| Fuel consumption / economy - extra urban: | 4.1 l/100 km | 6.1 l/100 km | 3.2-3.4 l/100 km | 4.1-4.3 l/100 km |
| Fuel consumption / economy - combined: | 5.1 l/100 km | 3.6-3.8 l/100 km | 4.8-5.0 l/100 km | |
| Fuel Type: | Diesel | Petrol (Gasoline) | Diesel | Diesel |
| Drag coefficient: | 0.26 | |||
| Fuel tank volume: | 50 l | 55 l | 48 l | 48 l |
| AdBlue tank: | 12.5 l | 13.5 l | ||
| Emission standard: | Euro 6d | Euro 6d-Temp | ||
| CO2 emissions: | 95-100 g/km | 127-133 g/km | ||
| Power: | 101 hp | 177 hp | 105 hp | 150 hp |
| Max power in: | 4200 rpm. | 5800 rpm. | 3250 rpm. | 4000 rpm. |
| Maximum speed: | 185 km/h | 229 km/h | 200 km/h | 225 km/h |
| Acceleration from 0 to 100 km/h: | 9.9 sec | 7.1 sec | 10.6 sec | 9.0 sec |
| Torque: | 240 Nm @ 2000 rpm. | 230 Nm @ 3500 rpm. | 260 Nm @ 1500-2500 rpm. | 350 Nm @ 1500-2520 rpm. |
| Model Engine: | L | N52B25 | D16DTR | |
| Engine position: | Front, transverse | Front, longitudinal | Front, transverse | Front, transverse |
| Engine displacement: | 1994 cm3 | 2497 cm3 | 1496 cm3 | 1598 cm3 |
| Engine oil capacity: | 4.5 l | 6.5 l | 5.0 l | |
| Coolant: | 7 l | |||
| Fuel System: | Diesel - Standard diesel injection (SDI) | Multi-point injection | Diesel Commonrail | Diesel Commonrail |
| Aspiration / Turbine: | Turbocharging | Turbocharger / Intercooler | Turbocharger / Intercooler | |
| Position of cylinders: | Inline | Inline | Inline | Inline |
| Valvetrain: | OHC | DOHC | ||
| Number of cylinders: | 4 | 6 | 3 | 4 |
| Number of valves per cylinder: | 2 | 4 | 4 | 4 |
| Compression ratio: | 19.5 | 11 | 15.5 | 16 |
| Piston Stroke: | 88.9 mm | 78.8 mm | 90 mm | 80.1 mm |
| Cylinder Bore: | 84.5 mm | 82 mm | 84 mm | 79.7 mm |
| Wheel Drive: | Front wheel drive | Rear wheel drive | Front wheel drive | Front wheel drive |
| Number of Gears (automatic transmission): | - | |||
| Number of Gears (manual transmission): | 5 | 6 | 6 | 6 |
| Length: | 3990 mm | 4091 mm | 4370 mm | 4370 mm |
| Width: | 1688 mm | 1781 mm | 1809 mm | 1809 mm |
| Width with mirrors folded: | 1871 mm | 1871 mm | ||
| Width including mirrors: | 2042 mm | 2042 mm | ||
| Height: | 1419 mm | 1299 mm | 1485 mm | 1485 mm |
| Wheelbase: | 2500 mm | 2495 mm | 2662 mm | 2662 mm |
| Front track: | 1473 mm | 1473 mm | 1548 mm | 1544 mm |
| Rear (Back) track: | 1466 mm | 1523 mm | 1565 mm | 1558 mm |
| Front overhang: | 960 mm | |||
| Rear overhang: | 748 mm | |||
| Minimum volume of Luggage (trunk): | 304 l | 370 l | 370 l | |
| Maximum amount of Luggage (trunk): | 1086 l | 260 l | 1210 l | 1210 l |
| Front suspension: | Wishbone | Independent, Spring McPherson, with stabilizer | ||
| Rear suspension: | The depreciated rack | Helical spring | ||
| Max weight: | 1600 kg | 1570 kg | 1880 kg | 1910 kg |
| Front brakes: | Ventilated discs | Disc | Disc | Disc |
| Rear brakes: | Drum | Disc | Disc | Disc |
| Kerb Weight: | 1130 kg | 1275 kg | 1296 kg | 1318 kg |
| ABS: | yes | yes | yes | yes |
| Steering type: | 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 | |||
| Minimum turning circle (turning diameter): | 11.05 m | 11.05 m | ||
| Permitted trailer load with brakes (12%): | 1300 kg | 1700 kg | ||
| Permitted trailer load without brakes: | 660 kg | 680 kg | ||
| Tire size: | 175/65 R14 T | 225/50 R16 | 195/65 R15; 205/65 R16; 225/45 R17 | 205/55 R16; 225/40 R18 |
| Wheel rims size: | R16 | 6.5J x 15; 6.5J x 16; 7J x 16; 7.5J x 17 | 6.5J x 16; 7J x 16; 7.5J x 18 |