BMW i5 vs Hyundai Ioniq 6: Specs Compared
Also searched as Hyundai Ioniq 6 vs BMW i5 specs — both orientations show this same side-by-side comparison.
The Hyundai Ioniq 6 is the more efficient of the two: it reaches 140 mpg combined versus 116 mpg for the BMW i5, a 24 mpg advantage and costs about $100 less per year to fuel.
Across 4 measured categories, the Hyundai Ioniq 6 leads in 4. Figures are EPA test data, not manufacturer claims.
2023–2027
Hyundai Ioniq 6
Midsize Cars · 16 configurations
Head-to-head specifications
| Metric | BMW i5 | Hyundai Ioniq 6 |
|---|---|---|
| Best combined MPG | 116 mpg | 140 mpg ✓ |
| Best city MPG | 120 mpg | 153 mpg ✓ |
| Best highway MPG | 113 mpg | 127 mpg ✓ |
| Lowest annual fuel costEPA estimate at 15,000 miles per year | $650 | $550 ✓ |
| Lowest CO2 output | Not available | Not available |
| Engines offered | Not available | Not available |
| Transmissions | Automatic (A1) | Automatic (A1) |
| Drivetrains | All-Wheel Drive, Rear-Wheel Drive, 4-Wheel Drive | All-Wheel Drive, Rear-Wheel Drive |
| Fuel types | Electricity | Electricity |
| EPA class | Compact Cars | Midsize Cars |
| Years covered | 2024–2027 | 2023–2027 |
| Configurations on record | 30 | 16 |
Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.
BMW i5 vs Hyundai Ioniq 6: what the numbers mean
Running cost over five years: at the EPA's 15,000-mile-a-year assumption the Hyundai Ioniq 6 burns about $550 of fuel annually against $650 for the BMW i5. That $100 yearly gap compounds to roughly $500 over five years and $800 over eight — often more than the price difference between two trims of the same vehicle, and the single largest running-cost line item separating these two.
City and highway economy: the Hyundai Ioniq 6 leads in both cycles — 153 mpg city and 127 mpg highway against 120 and 113 mpg — so its fuel-efficiency advantage holds whether you commute in traffic or cover long highway miles.
Drivetrain and class: the BMW i5 is offered with All-Wheel Drive, Rear-Wheel Drive, 4-Wheel Drive, the Hyundai Ioniq 6 with All-Wheel Drive, Rear-Wheel Drive. All-wheel drive typically costs one to two mpg combined against the same vehicle in front- or rear-wheel drive, which is worth remembering when the gap between these two is small. The EPA classes them as Compact Cars and Midsize Cars respectively — the class drives the interior volume, cargo space and passenger space each one is measured against.
i5 vs Ioniq 6: common questions
Which is better on gas, the BMW i5 or the Hyundai Ioniq 6?
The Hyundai Ioniq 6 is the more efficient of the two: it reaches 140 mpg combined versus 116 mpg for the BMW i5, a 24 mpg advantage and costs about $100 less per year to fuel.
Which costs less to run per year?
By EPA estimates at 15,000 miles a year, the Hyundai Ioniq 6 runs about $550 a year in fuel at its most efficient configuration, versus about $650 for the BMW i5 — a difference of roughly $100 per year.
What engines do the i5 and Ioniq 6 offer?
BMW i5: no engine data on record. Hyundai Ioniq 6: no engine data on record.
Are they in the same vehicle class?
The EPA classifies the BMW i5 as Compact Cars and the Hyundai Ioniq 6 as Midsize Cars, so they aren't a like-for-like match on size.
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Comparison id: bmw-i5-vs-hyundai-ioniq-6