| Model Year | 2013 | 2009 | |
| Model | Chevrolet Avalanche | Mercury Sable | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr SUT | 4dr Sedan | |
| Difference | |||
| Wheelbase | 130.0 in | 112.9 in | 17.1 in |
| Length | 221.3 in | 202.1 in | 19.2 in |
| Width | 79.1 in | 74.5 in | 4.6 in |
| Height | 76.6 in | 61.5 in | 15.1 in |
| Curb Weight | 5840 lb. | 3670 lb. | 2170 lb. |
| Fuel Capacity | 31.0 gal. | 20.0 gal. | 11 gal. |
| Headroom, Row 1 | 41.1 in | 39.6 in | 1.5 in |
| Shoulder Room, Row 1 | 65.3 in | 57.8 in | 7.5 in |
| Hip Room, Row 1 | 64.4 in | 53.7 in | 10.7 in |
| Legroom, Row 1 | 41.3 in | 41.3 in | 0 in |
| Headroom, Row 2 | 40.0 in | 38.8 in | 1.2 in |
| Shoulder Room, Row 2 | 65.2 in | 57.6 in | 7.6 in |
| Hip Room, Row 2 | 62.3 in | 53.6 in | 8.7 in |
| Legroom, Row 2 | 39.1 in | 41.2 in | -2.1 in |
| Total Legroom | 80.4 in (over 2 rows) | 82.5 in (over 2 rows) | -2.1 in |
| Cargo Volume, Minimum | 45.5 ft3 | 21.2 ft3 | 24.3 ft3 |
| Cargo Volume, Maximum | 101.1 ft3 | 21.2 ft3 | 79.9 ft3 |
None of our members have yet commented on the seat room and comfort of the 2013 Chevrolet Avalanche.
| 2009 Mercury Sable Seat Room and Comfort: Pros | ||
| Year | Body/Powertrain | Comment |
| 2009 | 4dr Sedan 263-horsepower 3.5L V6 6-speed automatic FWD |
nice large car, easy for baby car seat and plenty of leg room for adults see full Mercury Sable review |
| 2009 | 4dr Sedan 263-horsepower 3.5L V6 6-speed automatic FWD |
roomy seats and you sit up a bit for good visabilty see full Mercury Sable review |