2024 head-to-head · Midsize & Large SUV

2024 Honda Prologue vs Kia EV9

MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.

Swap sides
✓ Cheaper to run
$918/ year to fuel
99 MPGe
✓ Cheaper to run
2024 Kia EV9Electric
$1,026/ year to fuel
89 MPGe

The 2024 Honda Prologue is the cheaper one to run. Driving 15,000 miles a year with 18¢/kWh electricity, it costs about $918 a year to fuel (99 MPGe), versus $1,026 for the 2024 Kia EV9 (89 MPGe). That's roughly $108 a year, or about $540 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 Prologue
  • Kia EV9

Side by side

Honda PrologueKia EV9
$918 Your annual fuel cost $1,026
99 MPGe Combined efficiency 89 MPGe
107 MPGe City 100 MPGe
91 MPGe Highway 78 MPGe
34 kWh Electricity use (kWh/100 mi) 38 kWh
296 mi Driving range 304 mi
0 g/mi Tailpipe CO₂ (g/mi) 0 g/mi
10/10 EPA fuel economy score 9/10
10/10 EPA greenhouse gas score 10/10
9.5 hrs Charge time at 240V 9.9 hrs
Electric Powertrain Electric
Electricity Fuel Electricity
Electric motor (212 kW) Engine / motor Electric motor (160 kW)
Single-speed Transmission Single-speed
FWD 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.

Honda Prologue vs Kia EV9 across model years

  • Honda Prologue
  • Kia EV9

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

The Kia EV9 goes farther between stops: about 304 miles on a charge, compared with 296 miles for the Honda Prologue.

Among 79 2024 midsize & large SUVs, the Honda Prologue ranks 3rd and the Kia EV9 9th for lowest fuel cost.

Frequently asked questions

Which is more fuel-efficient, the 2024 Honda Prologue or the 2024 Kia EV9?

Measured by cost to drive, the Honda Prologue. The Honda Prologue is rated 99 MPGe combined and the Kia EV9 89 MPGe (EPA, most efficient configuration of each).

How much does it cost to fuel the 2024 Honda Prologue vs. the Kia EV9 per year?

At 15,000 miles a year with 18¢/kWh electricity, about $918 for the Honda Prologue and $1,026 for the Kia EV9.

Which has more range?

The Kia EV9: about 304 miles versus 296 miles.

Honda Prologue vs Kia EV9 in other years

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