2018 Hyundai Ioniq
US · SUV · Large Cars
The 2018 Hyundai Ioniq is listed in the US market as a suv. Every figure below carries the source it came from, and anything our sources do not publish is left out rather than estimated.
- Engine
- Varies by configuration: 1.6L 4-cylinder (SIDI), 1.6L 4-cylinder (SIDI; PHEV)
- Power
- 641 hp (478 kW)
- Torque
- 568 lb-ft (770 Nm)
- Transmission
- Varies by configuration: Automatic, Single-speed
- Drivetrain
- FWD
- Fuel
- Varies by configuration: Hybrid, Electric, Plug-in hybrid
- Economy
- 55 mpg (4.3 L/100 km) to 58 mpg (4.1 L/100 km) combined
- Seating
- 5 seats
Key Performance & Dimensions
Engine
| Specification | Value | Source |
|---|---|---|
| Engine | Varies by configuration: 1.6L 4-cylinder (SIDI), 1.6L 4-cylinder (SIDI; PHEV) | |
| Displacement | 1.6 L | |
| Cylinders | 4 | |
| Power | 641 hp (478 kW) | |
| Torque | 568 lb-ft (770 Nm) | |
| Fuel type | Varies by configuration: Hybrid, Electric, Plug-in hybrid | EPA fueleconomy.gov |
Performance
| Specification | Value | Source |
|---|---|---|
| 0–100 km/h | 3.4 s | |
| Top speed | 162 mph (260 km/h) |
Transmission and drivetrain
| Specification | Value | Source |
|---|---|---|
| Transmission | Varies by configuration: Automatic, Single-speed | |
| Gears | 1 to 6 | |
| Drivetrain | FWD | EPA fueleconomy.gov |
Dimensions
| Specification | Value | Source |
|---|---|---|
| Length | 185.6 in (4,715 mm) | |
| Width | 76.4 in (1,940 mm) | |
| Height | 62.4 in (1,585 mm) | |
| Wheelbase | 118.1 in (3,000 mm) |
Weight
| Specification | Value | Source |
|---|---|---|
| Curb weight | 4,927 lb (2,235 kg) |
Fuel economy and range
| Specification | Value | Source |
|---|---|---|
| Combined | 55 mpg (4.3 L/100 km) to 58 mpg (4.1 L/100 km) | EPA fueleconomy.gov |
| City | 55 mpg (4.3 L/100 km) to 57 mpg (4.1 L/100 km) | |
| Highway | 54 mpg (4.4 L/100 km) to 59 mpg (4.0 L/100 km) | |
| Electric range | 124 mi (200 km) | EPA fueleconomy.gov |
| Battery capacity | 84.0 kWh |
Capacity
| Specification | Value | Source |
|---|---|---|
| Seats | 5 | |
| Doors | 5 |
Our sources do not publish these for this vehicle: Aspiration, Towing capacity, Payload, Ground clearance, Gross vehicle weight rating, Fuel tank, Cargo volume. We leave them out instead of estimating.
Trims and configurations
4 configurations listed by our sources. Engines, drivetrains and fuel economy can differ between them.
Recalls
No recall campaigns were found in NHTSA data at the last check. Last checked November 10, 2026.
Data sources
- EPA fueleconomy.gov · retrieved November 5, 2026 · US Government public data
- NHTSA vPIC · retrieved October 12, 2026 · US Government public data
Source checked: November 5, 2026
Data verified: November 5, 2026
Specifications can vary by market, trim, configuration and production date. Confirm with the manufacturer before buying parts or making safety decisions. Report an error.
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Frequently asked questions
What engine does the 2018 Hyundai Ioniq have?
Varies by configuration: 1.6L 4-cylinder (SIDI), 1.6L 4-cylinder (SIDI; PHEV). Engines can differ by trim, so check the trim list below.
How much horsepower does the 2018 Hyundai Ioniq have?
641 hp (478 kW), as listed by our sources.
What is the fuel economy of the 2018 Hyundai Ioniq?
Combined fuel economy is 55 mpg (4.3 L/100 km) to 58 mpg (4.1 L/100 km), as published by the source shown in the specification table.
What is the electric range of the 2018 Hyundai Ioniq?
124 mi (200 km) of electric range, as listed by our sources.
Is the 2018 Hyundai Ioniq front-wheel, rear-wheel or all-wheel drive?
Drivetrain: FWD.
How many seats does the 2018 Hyundai Ioniq have?
5 seats.
How long is the 2018 Hyundai Ioniq?
185.6 in (4,715 mm).
Are there recalls for the 2018 Hyundai Ioniq?
No recall campaigns were found in NHTSA data when we last checked on November 10, 2026. Recall status can change, so confirm with NHTSA or the manufacturer.