Comparison Pontiac Grand AM (H) 2.4i (152 Hp) & Porsche 911 (991 II) GT3 4.0 (500 Hp) PDK
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| Brand: | Pontiac | Porsche |
| Model: | Grand AM | 911 |
| Generation: | Grand AM (H) | 911 (991 II) |
| Engine / modification: | 2.4i (152 Hp) | GT3 4.0 (500 Hp) PDK |
| Production start: | 1992 year | 2017 year |
| Production end: | 1998 year | 2018 year |
| Coupe type: | Sedan | Coupe |
| Num. of Doors: | 4 | 2 |
| Num. of seats: | 5 | 2 |
| Fuel consumption / economy - urban: | 13 l/100 km | 19.4 l/100 km |
| Fuel consumption / economy - extra urban: | 7 l/100 km | 8.8 l/100 km |
| Fuel consumption / economy - combined: | 12.7 l/100 km | |
| Fuel Type: | Petrol (Gasoline) | Petrol (Gasoline) |
| Drag coefficient: | 0.33 | |
| Fuel tank volume: | 57 l | 64 l |
| Emission standard: | Euro 6 | |
| CO2 emissions: | 288 g/km | |
| Power: | 152 hp | 500 hp |
| Max power in: | 5600 rpm. | 8250 rpm. |
| Maximum speed: | 190 km/h | 318 km/h |
| Acceleration from 0 to 100 km/h: | 3.4 sec | |
| Acceleration from 0 to 200 km/h: | 11 sec | |
| Torque: | 210 Nm/4400 rpm. | 460 Nm @ 6000 rpm. |
| Model Engine: | MDG.GA | |
| Engine position: | Front, transverse | Rear, longitudinal |
| Engine displacement: | 2392 cm3 | 3996 cm3 |
| Engine oil capacity: | 6.4 l | |
| Fuel System: | Multi-point injection | Direct injection |
| Maximum engine speed: | 9000 rpm. | |
| Position of cylinders: | Inline | Boxer |
| Valvetrain: | DOHC | |
| Number of cylinders: | 4 | 6 |
| Number of valves per cylinder: | 4 | 4 |
| Compression ratio: | 9.5 | 13.3 |
| Piston Stroke: | 94 mm | 81.5 mm |
| Cylinder Bore: | 90 mm | 102 mm |
| Wheel Drive: | Front wheel drive | Rear wheel drive |
| Number of Gears (automatic transmission): | 3 | 7 PDK |
| Number of Gears (manual transmission): | 5 | |
| Length: | 4730 mm | 4562 mm |
| Width: | 1790 mm | 1852 mm |
| Width including mirrors: | 1978 mm | |
| Height: | 1400 mm | 1271 mm |
| Wheelbase: | 2718 mm | 2457 mm |
| Front track: | 1500 mm | 1551 mm |
| Rear (Back) track: | 1500 mm | 1555 mm |
| Ride height(clearance): | 88 mm | |
| Approach angle: | 6.3 ° | |
| Departure angle: | 9.5 ° | |
| Ramp angle: | 10.3 ° | |
| Minimum volume of Luggage (trunk): | 415 l | 125 l |
| Front suspension: | The depreciated rack | Independent type McPherson |
| Rear suspension: | The depreciated rack | Multi-link independent |
| Max weight: | 1777 kg | |
| Front brakes: | Ventilated discs | Ventilated discs |
| Rear brakes: | Drum | Ventilated discs |
| Kerb Weight: | 1415 kg | 1430 kg |
| ABS: | yes | yes |
| Steering type: | Steering rack and pinion | Steering rack and pinion |
| Power steering: | Hydraulic Steering | |
| Minimum turning circle (turning diameter): | 11.1 m | |
| Tire size: | 215/60 R15 | 245/35 ZR20; 305/30 ZR20 |
| Wheel rims size: | 9J x 20; 12J x 20 |