2008 Porsche 911 Turbo Cabriolet (997) Technical Specifications
| Engine Type | Flat 6 |
| Induction | Twin-turbocharged |
| Cooling | Water-cooled |
| Valvetrain | Double overhead camshafts |
| Injection | Port injection |
| Bore X Stroke | 3.94 in/100 mm x 3.01 in/76.4 mm |
| Displacement | 219.60 cu-in/3,600 cc |
| Horsepower | 473 bhp @ 6000 rpm |
| Torque | 460 ft lbs @ 1950 rpm |
| Max Rpm | 6750 |
| Compression Ratio | 9.0:1 |
| Transmission Options | 6-speed manual, 5-speed Tiptronic S |
| Chassis Type | Rear-engined, all-wheel drive |
| Curb Weight | 3,649 lbs. manual/3,726 lbs. Tiptronic S |
| Height | 51.18 in/1,300 mm |
| Ground Clearance | 3.78 in/96 mm |
| Length | 176.26 in/4,477 mm |
| Wheelbase | 92.52 in/2,350 mm |
| Width | 72.91 in/1,852 mm |
| Track Front | 58.66 in/1,490 mm |
| Track Rear | 60.94 in/1,548 mm |
| Drag Coefficient | 0.31 |
| Wheel Size Front | 19 x 8 |
| Wheel Size Rear | 19 x 11 |
| Tire Size Front | 235/35ZR-19 |
| Tire Size Rear | 305/30ZR-19 |
| Brake Caliper Front | Fixed 6-piston |
| Brake Caliper Rear | Fixed 4-piston |
| Disc Type Front | Ventilated, cross-drilled discs |
| Disc Type Rear | Ventilated, cross-drilled discs |
| Disc Size Front | 13.78 in/350 mm x 1.34 in/34 mm |
| Disc Size Rear | 13.78 in/350 mm x 1.10 in/28 mm |
| 0 To 62 Mph | 3.8 seconds manual/3.6 seconds Tiptronic S |
| Top Speed | 193 mph |
| Mpg City | 15 manual/15 Tiptronic S |
| Mpg Highway | 24 manual/23 Tiptronic S |
| Mpg Combined | 18 manual/18 Tiptronic S |
| Fuel Tank Capacity | 17.7 U.S. gallons |
| Required Octane | Premium unleaded (91+) |
