2018 head-to-head · Midsize Car

2018 Honda Clarity EV vs Hyundai Ioniq Plug-in Hybrid

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
$796/ year to fuel
114 MPGe

FWD · Electric motor (120 kW) · Single-speed · 114 MPGe · 89 mi

✓ Cheaper to run
$815/ year to fuel
119 MPGe + 52 MPG

FWD · 1.6L 4-cyl · 6-speed dual-clutch · 119 MPGe + 52 MPG

On fuel costs these two are nearly tied. Driving 15,000 miles a year with 18¢/kWh electricity and $3.10/gal regular gas, the most efficient 2018 Honda Clarity EV (114 MPGe) costs about $796 a year to fuel and the 2018 Hyundai Ioniq Plug-in Hybrid (119 MPGe + 52 MPG) about $815.

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 Clarity EV
  • Hyundai Ioniq Plug-in Hybrid

Side by side

Honda Clarity EVHyundai Ioniq Plug-in Hybrid
$796 Your annual fuel cost $815
114 MPGe Combined efficiency 119 MPGe + 52 MPG
126 MPGe City 123 MPGe / 53 MPG
103 MPGe Highway 114 MPGe / 52 MPG
29.5 kWh Electricity use (kWh/100 mi) 28 kWh
89 mi Driving range 630 mi
— All-electric range 29 mi
102 cu ft Passenger volume 96 cu ft
16 cu ft Cargo volume 23 cu ft
0 g/mi Tailpipe CO₂ (g/mi) 75 g/mi
10/10 EPA fuel economy score 10/10
10/10 EPA greenhouse gas score 10/10
4 hrs Charge time at 240V 2.3 hrs
Electric Powertrain Plug-in hybrid
Electricity Fuel Regular gas + electricity
Electric motor (120 kW) Engine / motor 1.6L 4-cyl
Single-speed Transmission 6-speed dual-clutch
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 Clarity EV vs Hyundai Ioniq Plug-in Hybrid across model years

  • Honda Clarity EV
  • Hyundai Ioniq Plug-in Hybrid

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 Hyundai Ioniq Plug-in Hybrid goes farther between stops: about 630 miles on a full tank and charge, compared with 89 miles for the Honda Clarity EV.

Per EPA interior volume figures, the Honda Clarity EV has more passenger space (102 vs. 96 cu ft); the Hyundai Ioniq Plug-in Hybrid has more cargo space (23 vs. 16 cu ft).

Among 74 2018 midsize cars, the Honda Clarity EV ranks 4th and the Hyundai Ioniq Plug-in Hybrid 6th for lowest fuel cost.

Because the Honda Clarity EV is fully electric, it has no tailpipe emissions and its running cost depends almost entirely on your electricity rate. Cheap overnight home charging widens its advantage over the Hyundai Ioniq Plug-in Hybrid; relying on DC fast chargers can erase it.

Frequently asked questions

Which is more fuel-efficient, the 2018 Honda Clarity EV or the 2018 Hyundai Ioniq Plug-in Hybrid?

Measured by cost to drive, the Honda Clarity EV. The Honda Clarity EV is rated 114 MPGe combined and the Hyundai Ioniq Plug-in Hybrid 119 MPGe + 52 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2018 Honda Clarity EV vs. the Hyundai Ioniq Plug-in Hybrid per year?

At 15,000 miles a year with 18¢/kWh electricity and $3.10/gal regular gas, about $796 for the Honda Clarity EV and $815 for the Hyundai Ioniq Plug-in Hybrid.

Which has more range?

The Hyundai Ioniq Plug-in Hybrid: about 630 miles versus 89 miles.

Which has more cargo space?

The Hyundai Ioniq Plug-in Hybrid, with 23 cu ft of luggage volume versus 16 cu ft (EPA interior volume index).

Honda Clarity EV vs Hyundai Ioniq Plug-in Hybrid in other years

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