GMC Sierra 1500 vs Chevrolet Avalanche Dimensions & Size Comparison
Comparing 2017 vs 2013 catalog dimensions. GMC Sierra 1500 · Chevrolet Avalanche
- Length229.0 in – 239.6 in
- Height73.8 in – 74.2 in
- Wheelbase143.5 in – 153.5 in
- Ground clearance8.7 in – 8.9 in
- Curb weight5,035 lb – 5,509 lb
- Width80.0 in
- Chevrolet Avalanche width79.1 in
Which is bigger?
- Length: Chevrolet Avalanche is 13.0 in shorter (234.3 in vs 221.3 in)
- Width: Chevrolet Avalanche is 0.9 in narrower (80.0 in vs 79.1 in)
- Height: Chevrolet Avalanche is 2.6 in taller (74.0 in vs 76.6 in)
- Wheelbase: GMC Sierra 1500 has a 18.5 in longer wheelbase (148.5 in vs 130.0 in)
- Curb weight: Chevrolet Avalanche is 482 lb heavier (5,272 lb vs 5,754 lb)
Biggest size differences
- Wheelbase: GMC Sierra 1500 has a 18.5 in longer wheelbase (148.5 in vs 130.0 in)
- Curb weight: Chevrolet Avalanche is 482 lb heavier (5,272 lb vs 5,754 lb)
- Length: Chevrolet Avalanche is 13.0 in shorter (234.3 in vs 221.3 in)
- Height: Chevrolet Avalanche is 2.6 in taller (74.0 in vs 76.6 in)
- Width: Chevrolet Avalanche is 0.9 in narrower (80.0 in vs 79.1 in)
Practical verdicts
- Easier to fit in a short garageChevrolet Avalanche — Chevrolet Avalanche is shorter by 13.0 in Check garage fit for GMC Sierra 1500 · garage fit for Chevrolet Avalanche
- Narrower for tight parkingChevrolet Avalanche — Chevrolet Avalanche is narrower by 0.9 in
- Smaller exterior footprintChevrolet Avalanche — Based on length × width (Chevrolet Avalanche)
Dimension comparison
| Spec | GMC Sierra 1500 | Chevrolet Avalanche | Difference |
|---|---|---|---|
| Length | 234.3 in | 221.3 in | 13.0 in |
| Width | 80.0 in | 79.1 in | 0.9 in |
| Height | 74.0 in | 76.6 in | 2.6 in |
| Wheelbase | 148.5 in | 130.0 in | 18.5 in |
| Ground clearance | 8.8 in | — | — |
| Curb weight | 5,272 lb | 5,754 lb | 482 lb |
Values use trim midpoints when a model year lists a range (e.g. length 229.0 in – 239.6 in).
Compare by year
Overlapping model years with dimension data.
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