| Magazine | GM Spec. | Motor Trend |
|---|---|---|
| Pub. Date | Feb. 2005 | |
| 0-20 mph (sec) | NA | NA |
| 0-30 mph (sec) | NA | 2.0 |
| 0-40 mph (sec) | NA | 2.8 |
| 0-50 mph (sec) | NA | 3.8 |
| 0-60 mph (sec) | NA | 4.7 |
| 0-70 mph (sec) | NA | 6.0 |
| 0-80 mph (sec) | NA | 7.5 |
| 0-90 mph (sec) | NA | 9.2 |
| 0-100 mph (sec) | NA | 11.1 |
| 1/4 Mile (sec/mph) | NA | 13.1 / 109.8 |
| 0-100-0 mph (sec) | NA | NA |
| Top Speed (mph) | NA | NA |
| Braking (ft.) | NA | 111 (60 - 0 mph) 317 (100 - 0 mph) |
| Lateral Accel. | NA | NA |