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Kia Stonic vs Toyota Mirai comparison

Compare performance (115 HP vs 182 HP), boot space and price (20,400 £ vs 58,700 £ ) at a glance. Find out which car is the better choice for you – Kia Stonic or Toyota Mirai?

Kia Stonic vs Toyota Mirai: Key differences

Kia Stonic

4.6 (2 Reviews)
rate
  • significantly cheaper
  • significantly lighter
  • slightly more trunk space
details

Toyota Mirai

4.8 (2 Reviews)
rate
  • clearly more power
  • a bit quicker 0–100 km/h
details

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

By Achim Sedelmaier

Here’s where it gets real: The technical differences in detail

Stonic

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Kia Stonic is significantly cheaper – starting at 20,400 £ , while the Toyota Mirai costs 58,700 £ . That’s a price difference of around 38,314 £.

Mirai

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the Toyota Mirai offers clearly more power – delivering 182 HP compared to 115 HP. That’s roughly 67 HP more horsepower.

When accelerating from 0 to 100 km/h, the Toyota Mirai is a bit quicker – completing the sprint in 9.2 s, while the Kia Stonic takes 10.7 s. That’s about 1.5 s quicker.

There’s also a difference in torque: the Toyota Mirai delivers clearly more torque with 300 Nm compared to 200 Nm. That’s about 100 Nm more.

Stonic

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In terms of curb weight, Kia Stonic is significantly lighter – 1,205 kg compared to 1,900 kg. The difference is around 695 kg.

Looking at boot space, the Kia Stonic offers slightly more boot space – 352 L compared to 300 L. That’s a difference of about 52 L.

When it comes to payload, the Toyota Mirai carries somewhat more – 515 kg compared to 445 kg. That’s a difference of about 70 kg.

Who wins the race in the data check?

The Kia Stonic stands well ahead of its rival in the objective data comparison.
This result only shows which model scores more points on paper – not which of the two cars feels right for you.

from £20,400
Stonic

Kia Stonic

  • Engine Type Petrol, Petrol MHEV
  • Transmission Manuel, Automatic
  • Drive Type Front-Wheel Drive
  • Power HP 100 - 115 HP
  • Consumption L/100km 5.6 - 5.7 L/100km
details

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Kia Stonic
Toyota Mirai

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Kia Stonic

The Kia Stonic is a compact crossover that pairs nimble city manners with a surprisingly spacious and comfortable cabin. It’s a practical, well-equipped choice for buyers who value sensible features, approachable styling and easy everyday usability.

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Reviews Kia Stonic

4.6 (2 Reviews)
rate
Jan
18 Mar 2026, 07:19:10

Very good car, uses little fuel, nothing's gone wrong in 4 years, no breakdowns.

How do you mainly use this car? (optional): Commuter (short/medium distance)
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Ennio
4 Feb 2026, 13:19:36

I'm very satisfied — I have a Stonic Black Edition hybrid, and I haven't had any problems after two years.

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

Toyota Mirai

The Toyota Mirai arrives as a bold, futuristic saloon that turns heads with sleek, almost sci‑fi styling and a cabin that feels more lounge than cockpit. It trades petrol fuss for a whisper‑quiet hydrogen setup that delivers composed, effortless progress and makes long-distance cruising a relaxed pleasure — a compelling choice if you want cutting-edge eco tech without sacrificing comfort.

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70545-toyota-mirai-028

Reviews Toyota Mirai

4.8 (2 Reviews)
rate
Adrian
4 May 2026, 18:27:24

Great car, I switched from a Lexus NX300h F-Sport, and in terms of comfort the Mirai wins.

How do you mainly use this car? (optional): Commuter (short/medium distance)
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

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Kia Stonic
Toyota Mirai

Costs and Consumption
Price
20,400 - 26,800 £
Price
58,700 - 66,700 £
Consumption L/100km
5.6 - 5.7 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
650 km
Battery Capacity
-
Battery Capacity
-
co2
126 - 128 g/km
co2
-
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,205 - 1,270 kg
Curb weight
1,900 - 1,930 kg
Trunk capacity
352 L
Trunk capacity
300 L
Length
-
Length
-
Width
1,760 mm
Width
1,885 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
440 - 445 kg
Payload
485 - 515 kg

Engine and Performance
Engine Type
Petrol, Petrol MHEV
Engine Type
Hydrogen
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
100 - 115 HP
Power HP
182 HP
Acceleration 0-100km/h
10.7 - 12.1 s
Acceleration 0-100km/h
9.2 s
Max Speed
-
Max Speed
-
Torque
172 - 200 Nm
Torque
300 Nm
Number of Cylinders
3
Number of Cylinders
-
Power kW
74 - 85 kW
Power kW
134 kW
Engine capacity
998 cm3
Engine capacity
-

General
Model Year
2025
Model Year
2,021 - 2,022
CO2 Efficiency Class
D
CO2 Efficiency Class
-
Brand
Kia
Brand
Toyota
Is the Kia Stonic offered with different drivetrains?

The Kia Stonic is offered with Front-Wheel Drive.

DriveDuel uses data analysis and artificial intelligence to evaluate vehicle data and create content. Content is regularly reviewed and improved. The displayed prices are estimates based on German list prices, adjusted to the respective country’s VAT. Country-specific registration taxes are not included. This information is not legally binding.