Comparison Oldsmobile Alero Coupe 3.4 V6 24V (173 Hp) & Opel Insignia Sedan 1.6i (115 Hp) & GMC Sierra 3500HD III (GMT900, facelift 2011) Extended Cab Long Box 6.0 V8 (360 Hp) 4WD SRW Automatic
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| Brand: | Oldsmobile | Opel | GMC |
| Model: | Alero | Insignia | Sierra 3500HD |
| Generation: | Alero Coupe | Insignia Sedan | Sierra 3500HD III (GMT900, facelift 2011) Extended Cab Long Box |
| Engine / modification: | 3.4 V6 24V (173 Hp) | 1.6i (115 Hp) | 6.0 V8 (360 Hp) 4WD SRW Automatic |
| Production start: | 1998 year | 2008 year | 2011 year |
| Production end: | 2012 year | 2013 year | |
| Coupe type: | Coupe | Sedan | Pick-up |
| Powertrain Architecture: | Internal Combustion engine | ||
| Num. of Doors: | 2 | 4 | 2 |
| Num. of seats: | 5 | 5 | 5 |
| Fuel consumption / economy - urban: | 11.8 l/100 km | 10.6 l/100 km | |
| Fuel consumption / economy - extra urban: | 8.1 l/100 km | 5.9 l/100 km | |
| Fuel consumption / economy - combined: | 7.6 l/100 km | ||
| Fuel Type: | Petrol (Gasoline) | Petrol (Gasoline) | Petrol (Gasoline) |
| Fuel tank volume: | 57 l | 70 l | 136 l |
| Emission standard: | EURO IV | ||
| Power: | 173 hp | 115 hp | 360 hp |
| Max power in: | 4800 rpm. | 6000 rpm. | 5400 rpm. |
| Maximum speed: | 190 km/h | 192 km/h | |
| Acceleration from 0 to 100 km/h: | 9.6 sec | 13.5 sec | |
| Torque: | 271 Nm/4000 rpm. | 155 Nm/4000 rpm. | 515 Nm @ 4200 rpm. |
| Model Engine: | Vortec L96 | ||
| Engine position: | Front, transverse | Front, transverse | |
| Engine displacement: | 3350 cm3 | 1598 cm3 | 5967 cm3 |
| Engine oil capacity: | 5.7 l | ||
| Coolant: | 15.5 l | ||
| Fuel System: | Multi-point injection | Multi-point injection | |
| Maximum engine speed: | 6000 rpm. | ||
| Aspiration / Turbine: | Naturally aspirated engine | ||
| Position of cylinders: | V engine | Inline | |
| Valvetrain: | DOHC | DOHC | OHV, VVT |
| Number of cylinders: | 6 | 4 | 8 |
| Number of valves per cylinder: | 4 | 4 | 2 |
| Compression ratio: | 9.5 | 10.8 | 9.6 |
| Piston Stroke: | 84 mm | 81.5 mm | 92 mm |
| Cylinder Bore: | 92 mm | 79 mm | 101.6 mm |
| Wheel Drive: | Front wheel drive | Front wheel drive | All wheel drive (4x4) |
| Number of Gears (automatic transmission): | 4 | ||
| Number of Gears (manual transmission): | 6 | ||
| Length: | 4740 mm | 4830 mm | 6337 mm |
| Width: | 1780 mm | 1858 mm | |
| Width including mirrors: | 2436 mm | ||
| Height: | 1390 mm | 1498 mm | 1966 mm |
| Wheelbase: | 2720 mm | 2737 mm | 4018 mm |
| Front track: | 1500 mm | 1585 mm | 1748 mm |
| Rear (Back) track: | 1505 mm | 1587 mm | 1709 mm |
| Ride height(clearance): | 160 mm | 213 mm | |
| Minimum volume of Luggage (trunk): | 435 l | 500 l | |
| Maximum amount of Luggage (trunk): | 1010 l | 2138 l | |
| Front suspension: | The depreciated rack | Independent torsion bar, double wishbone | |
| Rear suspension: | Double wishbone | ||
| Max weight: | 2020 kg | 4990 kg | |
| Front brakes: | Ventilated discs | Ventilated discs | |
| Rear brakes: | Disc | Disc | |
| Kerb Weight: | 1370 kg | 1503 kg | 3198 kg |
| ABS: | yes | yes | |
| Steering type: | Steering rack and pinion | Cone worm with recirculation balls | |
| Power steering: | Hydraulic Steering | ||
| Minimum turning circle (turning diameter): | 10.8 m | 15.8 m | |
| Permitted trailer load with brakes (12%): | 6169 kg | ||
| Tire size: | 215/60 R15 | 215/60 R16 | 235/80 R17; 265/70 R18 |
| Wheel rims size: | R16 |