2021 head-to-head · Small Pickup
2021 Chevrolet Colorado vs GMC Canyon Diesel
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
The 2021 Chevrolet Colorado is the cheaper one to run. Driving 15,000 miles a year with $3.10/gal regular gas and $3.70/gal diesel fuel, it costs about $2,114 a year to fuel (22 MPG), versus $2,413 for the 2021 GMC Canyon Diesel (23 MPG). That's roughly $299 a year, or about $1,497 over five years.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- Chevrolet Colorado
- GMC Canyon Diesel
Side by side
| Chevrolet Colorado | GMC Canyon Diesel | |
|---|---|---|
| $2,114 | Your annual fuel cost | $2,413 |
| 22 MPG | Combined efficiency | 23 MPG |
| 19 MPG | City | 20 MPG |
| 25 MPG | Highway | 30 MPG |
| 413 g/mi | Tailpipe CO₂ (g/mi) | 435 g/mi |
| 4/10 | EPA fuel economy score | 5/10 |
| 4/10 | EPA greenhouse gas score | 4/10 |
| Gas | Powertrain | Diesel |
| Regular gasoline | Fuel | Diesel |
| 2.5L 4-cyl | Engine / motor | 2.8L 4-cyl turbo |
| 6-speed automatic | Transmission | 6-speed automatic |
| RWD | Drivetrain | RWD |
✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.
Chevrolet Colorado vs GMC Canyon Diesel across model years
- Chevrolet Colorado
- GMC Canyon Diesel
Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.
How they differ
Among 5 2021 small pickups, the Chevrolet Colorado ranks 1st and the GMC Canyon Diesel 5th for lowest fuel cost.
The powertrains differ: the Chevrolet Colorado is a conventional gas model, while the GMC Canyon Diesel is a diesel.
Frequently asked questions
Which is more fuel-efficient, the 2021 Chevrolet Colorado or the 2021 GMC Canyon Diesel?
Measured by cost to drive, the Chevrolet Colorado. The Chevrolet Colorado is rated 22 MPG combined and the GMC Canyon Diesel 23 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2021 Chevrolet Colorado vs. the GMC Canyon Diesel per year?
At 15,000 miles a year with $3.10/gal regular gas and $3.70/gal diesel fuel, about $2,114 for the Chevrolet Colorado and $2,413 for the GMC Canyon Diesel.
Chevrolet Colorado vs GMC Canyon Diesel in other years
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