2026 head-to-head · Large Car
2026 Honda Accord vs Kia K5
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 2026 Honda Accord is the cheaper one to run. Driving 15,000 miles a year with $3.10/gal regular gas, it costs about $1,453 a year to fuel (32 MPG), versus $1,550 for the 2026 Kia K5 (30 MPG). That's roughly $97 a year, or about $484 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
- Honda Accord
- Kia K5
Side by side
| Honda Accord | Kia K5 | |
|---|---|---|
| $1,453 | Your annual fuel cost | $1,550 |
| 32 MPG | Combined efficiency | 30 MPG |
| 29 MPG | City | 26 MPG |
| 37 MPG | Highway | 37 MPG |
| 106 cu ft | Passenger volume | 105 cu ft |
| 17 cu ft | Cargo volume | 16 cu ft |
| 276 g/mi | Tailpipe CO₂ (g/mi) | 298 g/mi |
| 6/10 | EPA fuel economy score | 6/10 |
| 6/10 | EPA greenhouse gas score | 6/10 |
| Gas | Powertrain | Gas |
| Regular gasoline | Fuel | Regular gasoline |
| 1.5L 4-cyl turbo | Engine / motor | 2.5L 4-cyl |
| CVT | Transmission | 8-speed automatic |
| FWD | Drivetrain | FWD |
✓ 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.
Honda Accord vs Kia K5 across model years
- Honda Accord
- Kia K5
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
Per EPA interior volume figures, the Honda Accord has more cargo space (17 vs. 16 cu ft).
Among 24 2026 large cars, the Honda Accord ranks 9th and the Kia K5 10th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2026 Honda Accord or the 2026 Kia K5?
Measured by cost to drive, the Honda Accord. The Honda Accord is rated 32 MPG combined and the Kia K5 30 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2026 Honda Accord vs. the Kia K5 per year?
At 15,000 miles a year with $3.10/gal regular gas, about $1,453 for the Honda Accord and $1,550 for the Kia K5.
Which has more cargo space?
The Honda Accord, with 17 cu ft of luggage volume versus 16 cu ft (EPA interior volume index).
Honda Accord vs Kia K5 in other years
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