Comparison BMW 7 Series (E23) 745i (252 Hp) Automatic & Chevrolet SS (facelift 2016) 6.2 V8 (415 Hp) & Volvo C70 Coupe 2.5 20 V (170 Hp)
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| Brand: | BMW | Chevrolet | Volvo |
| Model: | 7 Series | SS | C70 |
| Generation: | 7 Series (E23) | SS (facelift 2016) | C70 Coupe |
| Engine / modification: | 745i (252 Hp) Automatic | 6.2 V8 (415 Hp) | 2.5 20 V (170 Hp) |
| Production start: | 1979 year | 2016 year | 1999 year |
| Production end: | 1983 year | 2017 year | 2001 year |
| Coupe type: | Sedan | Sedan | Coupe |
| Num. of Doors: | 4 | 4 | 2 |
| Num. of seats: | 5 | 5 | 4 |
| Fuel consumption / economy - urban: | 16.6 l/100 km | 16.8 l/100 km | 13.1 l/100 km |
| Fuel consumption / economy - extra urban: | 10.7 l/100 km | 7.4 l/100 km | |
| Fuel consumption / economy - combined: | 13.8 l/100 km | ||
| Fuel Type: | Petrol (Gasoline) | Petrol (Gasoline) | Petrol (Gasoline) |
| Fuel tank volume: | 100 l | 71 l | 70 l |
| Power: | 252 hp | 415 hp | 170 hp |
| Max power in: | 5200 rpm. | 5900 rpm. | 6100 rpm. |
| Maximum speed: | 221 km/h | 215 km/h | |
| Acceleration from 0 to 100 km/h: | 7.8 sec | 8.9 sec | |
| Torque: | 380 Nm @ 2600 rpm. | 563 Nm @ 4600 rpm. | 220 Nm/4700 rpm. |
| Model Engine: | M102B32 | LS3 | |
| Engine position: | Front, longitudinal | Front, longitudinal | Front, transverse |
| Engine displacement: | 3210 cm3 | 6162 cm3 | 2435 cm3 |
| Engine oil capacity: | 7.6 l | ||
| Coolant: | 11 l | ||
| Fuel System: | Multi-point injection | Direct injection | Multi-point injection |
| Maximum engine speed: | 6600 rpm. | ||
| Aspiration / Turbine: | Turbocharger | ||
| Position of cylinders: | Inline | V engine | Inline |
| Valvetrain: | SOHC | OHV | DOHC |
| Number of cylinders: | 6 | 8 | 5 |
| Number of valves per cylinder: | 2 | 2 | 4 |
| Compression ratio: | 7 | 10.7 | 10.3 |
| Piston Stroke: | 86 mm | 92 mm | 90 mm |
| Cylinder Bore: | 89 mm | 103.25 mm | 83 mm |
| Wheel Drive: | Rear wheel drive | Front wheel drive | |
| Number of Gears (automatic transmission): | 3 | - | |
| Number of Gears (manual transmission): | 6 | 5 | |
| Length: | 4860 mm | 4966 mm | 4716 mm |
| Width: | 1800 mm | 1897 mm | 1817 mm |
| Height: | 1430 mm | 1470 mm | 1414 mm |
| Wheelbase: | 2795 mm | 2916 mm | 2660 mm |
| Front track: | 1502 mm | 1590 mm | 1520 mm |
| Rear (Back) track: | 1524 mm | 1585 mm | 1520 mm |
| Ride height(clearance): | 132 mm | ||
| Minimum volume of Luggage (trunk): | 464 l | 370 l | |
| Maximum amount of Luggage (trunk): | 1200 l | ||
| Front suspension: | Independent, Spring McPherson, with stabilizer | Wishbone | |
| Rear suspension: | Independent, spring multi-link with stabilizer | Multi-link independent | Helical spring |
| Max weight: | 2070 kg | 1900 kg | |
| Front brakes: | Ventilated discs | Ventilated discs | |
| Rear brakes: | Disc | Disc | |
| Kerb Weight: | 1600 kg | 1796 kg | 1440 kg |
| ABS: | yes | yes | yes |
| Steering type: | Steering rack and pinion | Steering rack and pinion | |
| Power steering: | Electric Steering | Hydraulic Steering | |
| Minimum turning circle (turning diameter): | 11.4 m | ||
| Tire size: | 205/70 R14 | Front wheel tires: 245/40 R19 | 205/55 R 16 |
| Wheel rims size: | 6.5 J x 14 | Front wheel rims: 8.5J x 19 |