Compar-A-Graphs: Rank-By-Specs or 4-Car Comparison 
| CAPACITIES AND DIMENSIONS |
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| General | |
| Body Style | 4 Door Sedan |
| Drivetrain | All-Wheel Drive |
| EPA Classification | Mid-Size |
| Vehicle | S8 |
| Battery | |
| Maximum Capacity (amps) | 150 |
| Brake System | |
| ABS System | Four-Wheel |
| Brakes Front | Yes |
| Brakes Rear | Yes |
| Rear disc brake rotor diameter x thickness (in) | 11.0 x - TBD - |
| Rotor Diam x Thickness (in) | 13.6 x - TBD - |
| Type of Brakes | Pwr-Assisted |
| Drive Train | |
| Displacement (CC) | 4.2L/255 |
| EPA Fuel Economy Est (MPG) | 15 |
| Final Drive Ratio | 3.73 |
| Fuel Capacity (gal) | 23.8 |
| Fuel System | SEFI |
| Horsepower @ RPM | 360 @ 7000 |
| Hwy EPA Fuel Economy Estimate (MPG) | 21 |
| Torque @ RPM | 317 @ 3400 |
| Total System Capacity (qts) | 11.6 |
| Transmission Speeds | 5 |
| Transmission Type | Automatic w/OD |
| Transmission Type Description Line 2 | Electronic |
| Type of Engine | Gas V8 |
| Exterior | |
| Base Curb Weight (lb) | 4068 |
| Overall Length (in) | 198.2 |
| Overall Width (in) | 55.8 |
| Wheelbase (in) | 113.4 |
| Interior - Cargo - Carrying | |
| Trunk Volume (cu ft) | 17.6 |
| Interior - Passengers | |
| Headroom front (in) | 38.9 |
| Leg room front (in) | 41.3 |
| Passenger Volume | 99.8 |
| Seating capacity - Standard | 5 |
| Second seat head room (in) | 38.2 |
| Second seat leg room (in) | 38.4 |
| Second seat shoulder room (in) | 57.1 |
| Shoulder room front (in) | 58.3 |
| Suspension | |
| Front suspension | w/Stabilizer Bar |
| Ground Clearance (in) | 5.0 |
| Rear Suspension | Trapezoidal link |
| Rear suspension type line 2 | w/Track-Rod |
| Track Front | 62.8 |
| Track Rear | 62.4 |
| Tires and Wheels | |
| Rear tire size | P245/45ZR18 |
| Rear wheel size (in) | 18 x 8.0 |
| Rear wheel type | Aluminum |
| Spare tire size | P245/45ZR18 |
| Spare wheel size (in) | 18 x 8.0 |
| Spare wheel type | Aluminum |
| Turning Radius | |
| Lock to Lock Turns | 2.7 |
| Steering Diameter Left | 40.2 |
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