Where each one leads
GMC Sierra
- Against cars of the same year, the GMC Sierra comes out better in New York safety inspections (fails 33% less often than average) than the Toyota Tundra (fails 3% less often than average).
- On Canada's official test the most frugal 2026 GMC Sierra uses 9.3 l/100 km, the 2026 Toyota Tundra 12.0.
Toyota Tundra
Ahead on none of the like-for-like measures.
Only measures that do not depend on how many cars were sold: pass and failure rates against cars of the same age, ratings, fuel use and CO₂. How we compare
At a glance
| GMC Sierra | Toyota Tundra | |
|---|---|---|
| Model years in the US safety record | 1982–2017 | 1999–2026 |
EEA new-car registrations (CC BY 4.0) · DVLA licensed vehicles (OGL v3.0) · RDW (CC0) · Traficom (CC BY 4.0) · generations: Wikidata (CC0).
Reliability and problems
| GMC Sierra | Toyota Tundra | |
|---|---|---|
| New York safety inspections failed | 1.0% | 1.6% |
| … against cars of the same year | −33% | −3% |
| US owner complaints | 3,933 | 6,938 |
| Most complaints about | Service brakes, hydraulic | Structure |
| Model year with most complaints | 1999 (600) | 2000 (1,011) |
| US recall campaigns | 56 | 74 |
| Manufacturer service bulletins | 6,383 | 5,185 |
| NHTSA defect investigations | 53 | 29 |
Complaint, recall and bulletin counts grow with the number of cars sold and are not adjusted for it. UK MOT: DVSA anonymised MOT results (OGL v3.0); New York: DMV inspections; complaints, recalls, bulletins and investigations: NHTSA (public domain); odometer: RDW (CC0).
Safety
| GMC Sierra | Toyota Tundra | |
|---|---|---|
| NHTSA overall rating | — | 5★ (2027) |
NHTSA New Car Assessment Program, most recent rated model year (public domain).
Fuel, emissions and price
| GMC Sierra | Toyota Tundra | |
|---|---|---|
| Official combined fuel use, Canada | 9.3 l/100 km (2026) | 12.0 l/100 km (2026) |
Canada: NRCan Fuel Consumption Ratings, most frugal version of the latest year (OGL Canada). Europe: EEA monitoring of new-car CO₂ and on-board fuel meters (OBFCM), CC BY 4.0. Price: RDW catalogue price (CC0). Finland: Traficom (CC BY 4.0).