| Vehicle |
2011 Jaguar XK XKR Convertible |
1999 Pontiac Firebird 2dr Conv Trans Am |
| General |
| Body Style |
Convertible/Luxury Coupe,CVT |
2 Door Convertible |
| Drivetrain |
n/a |
Rear Wheel Drive |
| EPA Classification |
MINICOMP |
Subcompact |
| Turbo |
N |
n/a |
| Vehicle |
n/a |
Firebird |
| Width, Max w/o mirrors (in) |
n/a |
74.5 |
| Battery |
| Cold Cranking Amps @ 0° F |
n/a |
525 |
| Maximum Capacity (amps) |
n/a |
105 |
| Brake System |
| ABS System |
n/a |
4-Wheel |
| Brakes Front |
n/a |
Yes |
| Brakes Rear |
n/a |
Yes |
| Rear disc brake rotor diameter x thickness (in) |
n/a |
12.0 x 1.02 |
| Rotor Diam x Thickness (in) |
n/a |
11.9 x 1.27 |
| Type of Brakes |
n/a |
Power |
| Drive Train |
| City MPG |
16 |
n/a |
| Combined MPG |
18 |
n/a |
| Displacement (CC) |
5000 |
5.7L/346 |
| Driveline |
RWD |
n/a |
| EPA Fuel Economy Est (MPG) |
n/a |
18 |
| Final Drive Ratio |
3.31 |
2.73 |
| Fuel Capacity (gal) |
16.1 |
16.8 |
| Fuel System |
EFI |
SFI |
| Fuel Type |
Gas |
n/a |
| Gas Guzzler Tax |
$0 |
n/a |
| Highway MPG |
22 |
n/a |
| Horsepower @ RPM |
510@6000 |
305 @ 5200 |
| Hwy EPA Fuel Economy Estimate (MPG) |
n/a |
24 |
| PowerToWeightRatio |
8 |
n/a |
| RPM @ Peak Horsepower |
6000 |
n/a |
| Standard Transmission |
6 Speed Automatic |
n/a |
| Torque @ RPM |
461@2500 |
335 @ 4000 |
| Total System Capacity (qts) |
n/a |
15.1 |
| Transmission Speeds |
6 |
4 |
| Transmission Type |
A |
Automatic w/OD, |
| Transmission Type Description Line 2 |
n/a |
Electronic |
| Type of Engine |
5.0L V8 |
Gas V8 |
| Valves |
32 |
n/a |
| Exterior |
| Base Curb Weight (lb) |
n/a |
3605 |
| Curb weight (lbs) |
4079 |
n/a |
| Overall Height (in) |
52.3 |
n/a |
| Overall Length (in) |
188.7 |
193.8 |
| Overall Width (in) |
79.8 |
52.4 |
| Wheelbase (in) |
108.3 |
101.1 |
| Interior - Cargo - Carrying |
| Liftover Height (in) |
n/a |
35.1 |
| Trunk Volume (cu ft) |
11.1 |
12.9 |
| Interior - Passengers |
| Headroom front (in) |
37.8 |
37.2 |
| Headroom rear (in) |
33.1 |
n/a |
| Hip room front (in) |
n/a |
52.8 |
| Leg room front (in) |
43.0 |
43.0 |
| Leg room rear (in) |
27.6 |
n/a |
| Passenger Volume |
74 |
84.0 |
| Seating Capacity - Maximum |
4 |
n/a |
| Seating capacity - Standard |
4 |
4 |
| Second seat head room (in) |
n/a |
35.3 |
| Second seat hip room (in) |
n/a |
44.4 |
| Second seat leg room (in) |
n/a |
28.9 |
| Second seat shoulder room (in) |
n/a |
55.8 |
| Shoulder room front (in) |
56.6 |
57.4 |
| Shoulder room rear (in) |
42.4 |
n/a |
| Suspension |
| Front suspension |
Ind |
w/Coil Springs |
| Ground Clearance (in) |
3.9 |
4.4 |
| Rear shock absorber diameter (mm) |
n/a |
36 |
| Rear stabilizer bar diameter (in) |
n/a |
0.75 |
| Rear Suspension |
Ind |
Salisbury Axle |
| Rear suspension type line 2 |
n/a |
w/Coil Springs |
| Shock Absorber Diameter (mm) |
n/a |
46 |
| Stabilizer Bar Diameter (in) |
n/a |
1.18 |
| Track Front |
61.0 |
60.7 |
| Track Rear |
61.0 |
60.6 |
| Tires and Wheels |
| Rear tire size |
n/a |
P245/50ZR16 |
| Rear wheel size (in) |
n/a |
16 x 8 |
| Rear wheel type |
n/a |
Aluminum |
| Spare tire size |
n/a |
T125/70D15 |
| Spare wheel size (in) |
n/a |
15 x 4 |
| Towing |
| Dead Weight Hitch-Max. Tongue Load |
n/a |
100 |
| Tow Capacity Standard |
n/a |
1000 |
| Turning Radius |
| Lock to Lock Turns |
n/a |
2.3 |
| Steering Diameter Left |
35.8 |
40.1 |
| Steering Diameter Right |
35.8 |
40.6 |
| Warranty |
| Powertrain Miles |
50000 |
n/a |
| Powertrain Time (Months) |
60 |
n/a |
| Rust Time (Months) |
72 |
n/a |
| Warranty - Basic Miles |
50000 |
n/a |
| Warranty - Basic Time (Months) |
60 |
n/a |
Compar-A-Graphs: Rank-By-Specs or 4-Car Comparison 
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