| Model Year | 2020 | 2021 | |
| Model | Chevrolet Tahoe / Suburban | Chevrolet Tahoe / Suburban | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr SUV, ext. | 4dr SUV, ext. | |
| Difference | |||
| Wheelbase | 130.0 in | 134.1 in | -4.1 in |
| Length | 224.4 in | 225.7 in | -1.3 in |
| Width | 80.5 in | 81.1 in | -0.6 in |
| Height | 74.4 in | 75.7 in | -1.3 in |
| Curb Weight | 5664 lb. | 5616 lb. | 48 lb. |
| Fuel Capacity | 31.0 gal. | 28.0 gal. | 3 gal. |
| Headroom, Row 1 | 42.8 in | 42.3 in | 0.5 in |
| Shoulder Room, Row 1 | 64.8 in | 66.0 in | -1.2 in |
| Hip Room, Row 1 | 60.8 in | 61.5 in | -0.7 in |
| Legroom, Row 1 | 45.3 in | 44.5 in | 0.8 in |
| Headroom, Row 2 | 39.1 in | 38.9 in | 0.2 in |
| Shoulder Room, Row 2 | 65.1 in | 64.8 in | 0.3 in |
| Hip Room, Row 2 | 60.3 in | 61.3 in | -1 in |
| Legroom, Row 2 | 39.7 in | 42.0 in | -2.3 in |
| Headroom, Row 3 | 38.5 in | 38.2 in | 0.3 in |
| Shoulder Room, Row 3 | 62.6 in | 62.8 in | -0.2 in |
| Hip Room, Row 3 | 49.3 in | 49.4 in | -0.1 in |
| Legroom, Row 3 | 34.5 in | 36.7 in | -2.2 in |
| Total Legroom | 119.5 in (over 3 rows) | 123.2 in (over 3 rows) | -3.7 in |
| Cargo Volume, Minimum | 39.3 ft3 | 41.5 ft3 | -2.2 ft3 |
| Cargo Volume, Behind R2 | 76.7 ft3 | 93.8 ft3 | -17.1 ft3 |
| Cargo Volume, Maximum | 121.1 ft3 | 144.7 ft3 | -23.6 ft3 |
None of our members have yet commented on the seat room and comfort of the 2020 Chevrolet Tahoe / Suburban.
None of our members have yet commented on the seat room and comfort of the 2021 Chevrolet Tahoe / Suburban.