Hyundai Ioniq 5 vs Toyota bZ: Specs Compared
Also searched as Toyota bZ vs Hyundai Ioniq 5 specs — both orientations show this same side-by-side comparison.
The Toyota bZ is the more efficient of the two: it reaches 131 mpg combined versus 115 mpg for the Hyundai Ioniq 5, a 16 mpg advantage and costs about $100 less per year to fuel.
Across 4 measured categories, the Toyota bZ leads in 4. Figures are EPA test data, not manufacturer claims.
2022–2027
Hyundai Ioniq 5
Small Sport Utility Vehicle 4WD · 25 configurations
2026–2026
Toyota bZ
Small Sport Utility Vehicle 4WD · 8 configurations
Head-to-head specifications
| Metric | Hyundai Ioniq 5 | Toyota bZ |
|---|---|---|
| Best combined MPG | 115 mpg | 131 mpg ✓ |
| Best city MPG | 132 mpg | 144 mpg ✓ |
| Best highway MPG | 100 mpg | 119 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 | Rear-Wheel Drive, All-Wheel Drive | All-Wheel Drive, Front-Wheel Drive |
| Fuel types | Electricity | Electricity |
| EPA class | Small Sport Utility Vehicle 4WD | Small Sport Utility Vehicle 4WD |
| Years covered | 2022–2027 | 2026–2026 |
| Configurations on record | 25 | 8 |
Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.
Hyundai Ioniq 5 vs Toyota bZ dimensions and size
The Toyota bZ is 2 inches longer than the Hyundai Ioniq 5 on a wheelbase 5.9 inches shorter, and 496 lbs heavier. Both clear the roughly 200 inches of usable length in a standard single garage bay.
| Dimension | Hyundai Ioniq 5 (2026) | Toyota bZ (2026) | Difference |
|---|---|---|---|
| Length | 182.7 in | 184.6 in | 2 in |
| Width (excl. mirrors) | 74.4 in | 73.2 in | 1.2 in |
| Height | 63.4 in | 65 in | 1.6 in |
| Wheelbase | 118.1 in | 112.2 in | 5.9 in |
| Curb weight | 3,968 lbs | 4,464 lbs | 496 lbs |
Width excludes mirrors; add 8–12 inches for mirrors out. Figures are for the newest model year on record for each vehicle. See both drawn to scale.
Hyundai Ioniq 5 vs Toyota bZ: what the numbers mean
Running cost over five years: at the EPA's 15,000-mile-a-year assumption the Toyota bZ burns about $550 of fuel annually against $650 for the Hyundai Ioniq 5. 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 Toyota bZ leads in both cycles — 144 mpg city and 119 mpg highway against 132 and 100 mpg — so its fuel-efficiency advantage holds whether you commute in traffic or cover long highway miles.
Drivetrain and class: the Hyundai Ioniq 5 is offered with Rear-Wheel Drive, All-Wheel Drive, the Toyota bZ with All-Wheel Drive, Front-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 Small Sport Utility Vehicle 4WD and Small Sport Utility Vehicle 4WD respectively — the class drives the interior volume, cargo space and passenger space each one is measured against.
Ioniq 5 vs bZ: common questions
Which is better on gas, the Hyundai Ioniq 5 or the Toyota bZ?
The Toyota bZ is the more efficient of the two: it reaches 131 mpg combined versus 115 mpg for the Hyundai Ioniq 5, a 16 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 Toyota bZ runs about $550 a year in fuel at its most efficient configuration, versus about $650 for the Hyundai Ioniq 5 — a difference of roughly $100 per year.
What engines do the Ioniq 5 and bZ offer?
Hyundai Ioniq 5: no engine data on record. Toyota bZ: no engine data on record.
Are they in the same vehicle class?
Yes — the EPA classifies both the Hyundai Ioniq 5 and the Toyota bZ as Small Sport Utility Vehicle 4WD, so they compete directly.
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Comparison id: hyundai-ioniq-5-vs-toyota-bz