2020 head-to-head · Large Car
2020 Kia Cadenza vs Kia K900
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
FWD · 3.3L 6-cyl · 8-speed automatic · 23 MPG
AWD · 3.3L 6-cyl turbo · 8-speed automatic · 21 MPG
The 2020 Kia Cadenza is the cheaper one to run. Driving 15,000 miles a year with $3.10/gal regular gas and $3.95/gal premium gas, it costs about $2,022 a year to fuel (23 MPG), versus $2,821 for the 2020 Kia K900 (21 MPG). That's roughly $800 a year, or about $3,998 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
- Kia Cadenza
- Kia K900
Side by side
| Kia Cadenza | Kia K900 | |
|---|---|---|
| $2,022 | Your annual fuel cost | $2,821 |
| 23 MPG | Combined efficiency | 21 MPG |
| 20 MPG | City | 18 MPG |
| 28 MPG | Highway | 25 MPG |
| 108 cu ft | Passenger volume | 110 cu ft |
| 16 cu ft | Cargo volume | 15 cu ft |
| 385 g/mi | Tailpipe CO₂ (g/mi) | 431 g/mi |
| 5/10 | EPA fuel economy score | 4/10 |
| 5/10 | EPA greenhouse gas score | 4/10 |
| Gas | Powertrain | Gas |
| Regular gasoline | Fuel | Premium gasoline |
| 3.3L 6-cyl | Engine / motor | 3.3L 6-cyl turbo |
| 8-speed automatic | Transmission | 8-speed automatic |
| FWD | Drivetrain | AWD |
✓ 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.
Kia Cadenza vs Kia K900 across model years
- Kia Cadenza
- Kia K900
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 Kia Cadenza has more cargo space (16 vs. 15 cu ft).
Among 32 2020 large cars, the Kia Cadenza ranks 13th and the Kia K900 27th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2020 Kia Cadenza or the 2020 Kia K900?
Measured by cost to drive, the Kia Cadenza. The Kia Cadenza is rated 23 MPG combined and the Kia K900 21 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2020 Kia Cadenza vs. the Kia K900 per year?
At 15,000 miles a year with $3.10/gal regular gas and $3.95/gal premium gas, about $2,022 for the Kia Cadenza and $2,821 for the Kia K900.
Which has more cargo space?
The Kia Cadenza, with 16 cu ft of luggage volume versus 15 cu ft (EPA interior volume index).
Kia Cadenza vs Kia K900 in other years
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