GMC Sierra vs Ram 1500
This page compares the GMC Sierra and the Ram 1500 across the 14 model years both appear in our data (2013–2026). Both are classed as Pickup on this site. On its most efficient configuration the Ram 1500 averages about 28 mpg (UK) against 27 mpg for the GMC Sierra. NHTSA lists fewer recall campaigns per model year for the GMC Sierra (11.2 against 15.1), though campaign counts depend on how long each model has been on sale and how many variants share a campaign.
Head-to-Head: 2013–2026
| Measure | GMC Sierra | Ram 1500 |
|---|---|---|
| Average best-configuration economy (mpg, UK) | 27 | 28 |
| Average CO₂ (g/km) | 264 | 267 |
| Average estimated annual fuel cost (US EPA) | $3,561 | $3,782 |
| Model years rated 5★ overall by NHTSA | 11 of 14 | 4 of 14 |
| Average recall campaigns per model year | 11.2 | 15.1 |
| Average owner complaints per model year | 567 | 1100 |
| Engine options across these years | 7 | 5 |
Year by Year
| Year | GMC Sierra MPG (UK) | NHTSA | Recalls | Complaints | Ram 1500 MPG (UK) | NHTSA | Recalls | Complaints |
|---|---|---|---|---|---|---|---|---|
| 2013 | 22 | 4★ | 4 | 227 | 24 | 4★ | 12 | 1,277 |
| 2014 | 24 | 5★ | 11 | 896 | 28 | 4★ | 17 | 1,769 |
| 2015 | 24 | 5★ | 12 | 937 | 28 | 4★ | 18 | 1,452 |
| 2016 | 24 | 5★ | 11 | 133 | 29 | 4★ | 17 | 1,545 |
| 2017 | 24 | 5★ | 11 | 479 | 28 | 4★ | 13 | 880 |
| 2018 | 24 | 5★ | 12 | 370 | 28 | 4★ | 15 | 662 |
| 2019 | 25 | 5★ | 17 | 719 | 28 | 4★ | 30 | 1,482 |
| 2020 | 31 | 4★ | 16 | 601 | 31 | 5★ | 14 | 634 |
| 2021 | 31 | 4★ | 10 | 649 | 31 | 5★ | 15 | 680 |
| 2022 | 31 | 5★ | 8 | 662 | 31 | 4★ | 0 | 619 |
| 2023 | 31 | 5★ | 4 | 545 | 29 | 5★ | 0 | 201 |
| 2024 | 30 | 5★ | 8 | 526 | 24 | 5★ | 0 | 74 |
| 2025 | 31 | 5★ | 3 | 153 | 25 | 4★ | 0 | 357 |
| 2026 | 30 | 5★ | 2 | 85 | 25 | 4★ | 0 | 97 |
MPG is each model year's most efficient configuration (US EPA, converted to UK mpg). Recalls and complaints are NHTSA counts as of 6 October 2026; complaints are unverified owner reports and rise with sales volume. See each model's full history: GMC Sierra · Ram 1500.
Frequently Asked Questions
Which is more fuel-efficient, the GMC Sierra or the Ram 1500?
On its most efficient configuration the Ram 1500 averages about 28 mpg (UK) against 27 mpg for the GMC Sierra. Figures are the US EPA combined result converted to UK mpg, averaged over the shared model years; individual engines and years differ, so check the year pages for the exact car.
Which has better NHTSA safety ratings?
The GMC Sierra has 11 of 14 model years rated 5★ overall in these years and the Ram 1500 has 4 of 14. NHTSA ratings are only comparable between vehicles of similar size and weight, and the test criteria have changed over time.
Which has more recalls and owner complaints?
Per model year, the GMC Sierra averages 11.2 recall campaigns and 567 owner complaints; the Ram 1500 averages 15.1 and 1100. Complaint counts are unverified owner reports and rise with sales volume, so use them as a pointer for what to inspect, not as a reliability ranking.
Where do these comparison figures come from?
Fuel economy, CO₂ and interior volume come from the US EPA's fueleconomy.gov data; ratings, recalls and complaints come from NHTSA. Only model years where both cars have data are compared.
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