2018 head-to-head · Midsize Car

2018 Hyundai Ioniq Plug-in Hybrid vs Nissan Leaf

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
$815/ year to fuel
119 MPGe + 52 MPG

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

✓ Cheaper to run
$810/ year to fuel
112 MPGe

FWD · Electric motor (110 kW) · Single-speed · 112 MPGe · 151 mi

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 Hyundai Ioniq Plug-in Hybrid (119 MPGe + 52 MPG) costs about $815 a year to fuel and the 2018 Nissan Leaf (112 MPGe) about $810.

Your numbers

Change these to match your driving and local prices. Every figure and chart on this page updates.

Fuel cost over 10 years

  • Hyundai Ioniq Plug-in Hybrid
  • Nissan Leaf

Side by side

Hyundai Ioniq Plug-in HybridNissan Leaf
$815 Your annual fuel cost $810
119 MPGe + 52 MPG Combined efficiency 112 MPGe
123 MPGe / 53 MPG City 125 MPGe
114 MPGe / 52 MPG Highway 100 MPGe
28 kWh Electricity use (kWh/100 mi) 30 kWh
630 mi Driving range 151 mi
29 mi All-electric range —
96 cu ft Passenger volume 92 cu ft
23 cu ft Cargo volume 24 cu ft
75 g/mi Tailpipe CO₂ (g/mi) 0 g/mi
10/10 EPA fuel economy score 10/10
10/10 EPA greenhouse gas score 10/10
2.3 hrs Charge time at 240V 8 hrs
Plug-in hybrid Powertrain Electric
Regular gas + electricity Fuel Electricity
1.6L 4-cyl Engine / motor Electric motor (110 kW)
6-speed dual-clutch Transmission Single-speed
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.

Hyundai Ioniq Plug-in Hybrid vs Nissan Leaf across model years

  • Hyundai Ioniq Plug-in Hybrid
  • Nissan Leaf

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 151 miles for the Nissan Leaf.

Per EPA interior volume figures, the Hyundai Ioniq Plug-in Hybrid has more passenger space (96 vs. 92 cu ft); the Nissan Leaf has more cargo space (24 vs. 23 cu ft).

Among 74 2018 midsize cars, the Hyundai Ioniq Plug-in Hybrid ranks 6th and the Nissan Leaf 5th for lowest fuel cost.

Because the Nissan Leaf 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 Hyundai Ioniq Plug-in Hybrid or the 2018 Nissan Leaf?

Measured by cost to drive, the Nissan Leaf. The Hyundai Ioniq Plug-in Hybrid is rated 119 MPGe + 52 MPG combined and the Nissan Leaf 112 MPGe (EPA, most efficient configuration of each).

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

At 15,000 miles a year with 18¢/kWh electricity and $3.10/gal regular gas, about $815 for the Hyundai Ioniq Plug-in Hybrid and $810 for the Nissan Leaf.

Which has more range?

The Hyundai Ioniq Plug-in Hybrid: about 630 miles versus 151 miles.

Which has more cargo space?

The Nissan Leaf, with 24 cu ft of luggage volume versus 23 cu ft (EPA interior volume index).

Hyundai Ioniq Plug-in Hybrid vs Nissan Leaf in other years

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