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SEAT Ateca vs Mitsubishi Grandis comparison

Compare performance (150 HP vs 158 HP), boot space and price (25,100 £ vs 25,200 £ ) at a glance. Find out which car is the better choice for you – SEAT Ateca or Mitsubishi Grandis?

SEAT Ateca vs Mitsubishi Grandis: Key differences

SEAT Ateca

4.9 (3 Reviews)
rate
  • barely cheaper
  • marginally quicker 0–100 km/h
  • barely lighter
details

Mitsubishi Grandis

4.1 (1 Reviews)
rate
  • only slightly more power
  • slightly more efficient
  • somewhat more trunk space
details

By Achim Sedelmaier

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

Ateca

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.

SEAT Ateca is barely cheaper – starting at 25,100 £ , while the Mitsubishi Grandis costs 25,200 £ . That’s a price difference of around 86 £.

Fuel consumption also shows a difference: the Mitsubishi Grandis uses 4.3 L/100km and is slightly more efficient than the SEAT Ateca with 4.9 L/100km. The difference is about 0.6 L/100km.

Grandis

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the Mitsubishi Grandis offers only slightly more power – delivering 158 HP compared to 150 HP. That’s roughly 8 HP more horsepower.

When accelerating from 0 to 100 km/h, the SEAT Ateca is marginally quicker – completing the sprint in 9 s, while the Mitsubishi Grandis takes 9.1 s. That’s about 0.1 s quicker.

There’s also a difference in torque: the SEAT Ateca delivers noticeably more torque with 360 Nm compared to 265 Nm. That’s about 95 Nm more.

Ateca

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Both vehicles offer seating for 5 people.

In terms of curb weight, SEAT Ateca is barely lighter – 1,345 kg compared to 1,359 kg. The difference is around 14 kg.

Looking at boot space, the Mitsubishi Grandis offers somewhat more boot space – 576 L compared to 510 L. That’s a difference of about 66 L.

When it comes to payload, the SEAT Ateca carries somewhat more – 525 kg compared to 459 kg. That’s a difference of about 66 kg.

Who wins the race in the data check?

The Mitsubishi Grandis holds a slight edge 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 £25,200
Grandis

Mitsubishi Grandis

  • Engine Type : Petrol MHEV, Full Hybrid
  • Transmission : Manuel, Automatic
  • Drive Type : Front-Wheel Drive
  • Power HP : 140 - 158 HP
  • Consumption L/100km : 4.3 - 6.1 L/100km
details

Frequently compared as well

SEAT Ateca
VW T-Roc
VS
The SEAT Ateca is the sensible, roomy sibling that prioritises practicality and comfort, while the VW T‑Roc plays the cooler, more characterful role with sharper styling and a slightly cheekier drive — both share the VW Group's solid underpinnings and similar engines. Choose the Ateca if you need …
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SEAT Ateca
Mitsubishi Grandis

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

SEAT Ateca

The SEAT Ateca blends sharp, purposeful styling with practical space that turns everyday errands into something a bit more enjoyable. It’s poised and engaging to drive for its segment, offers solid value, and has just enough personality to make you smile on the school run.

details
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Reviews SEAT Ateca

4.9 (3 Reviews)
rate

No reviews yet. Share your experience and help others decide.

Mitsubishi Grandis

The Mitsubishi Grandis is a no-nonsense MPV that hides a surprisingly sleek profile, making family duty look almost stylish. It’s spacious, easy to drive, and built to shrug off daily chaos, though the cabin feels dated and it prefers a relaxed cruise to any hot-hatch antics.

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Reviews Mitsubishi Grandis

4.1 (1 Reviews)
rate

No reviews yet. Share your experience and help others decide.

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As compact SUVs that balance practicality and value, the Hyundai Tucson and SEAT Ateca are popular choices for buyers seeking everyday comfort with sensible running costs. This comparison cuts through the specs to show which model — the Tucson or the Ateca — suits your needs better, whether you …
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The CUPRA Terramar serves up sharp handling, punchy powertrains and a premium, slightly flashy cabin that feels like the hot hatch’s grown-up, wearing an SUV’s clothes. The SEAT Ateca is the sensible alternative — roomier, cheaper to run and refreshingly unpretentious — perfect for buyers who want …
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SEAT Ateca
Mitsubishi Grandis

Costs and Consumption
Price
25,100 - 36,900 £
Price
25,200 - 35,300 £
Consumption L/100km
4.9 - 6.4 L/100km
Consumption L/100km
4.3 - 6.1 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
129 - 144 g/km
co2
98 - 138 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,345 - 1,514 kg
Curb weight
1,359 - 1,525 kg
Trunk capacity
510 L
Trunk capacity
492 - 576 L
Length
-
Length
-
Width
1,841 mm
Width
1,797 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
516 - 525 kg
Payload
395 - 459 kg

Engine and Performance
Engine Type
Petrol, Diesel
Engine Type
Petrol MHEV, Full Hybrid
Transmission
Manuel, Automatic
Transmission
Manuel, Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic, Automatic Gearbox
Drive Type
Front-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
116 - 150 HP
Power HP
140 - 158 HP
Acceleration 0-100km/h
9 - 11 s
Acceleration 0-100km/h
9.1 - 10.6 s
Max Speed
-
Max Speed
-
Torque
200 - 360 Nm
Torque
245 - 265 Nm
Number of Cylinders
3 - 4
Number of Cylinders
4
Power kW
85 - 110 kW
Power kW
104 - 116 kW
Engine capacity
999 - 1,968 cm3
Engine capacity
1,333 - 1,789 cm3

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
E, D
CO2 Efficiency Class
D, E, C
Brand
SEAT
Brand
Mitsubishi
What drive types are available for the SEAT Ateca?

The SEAT Ateca is available as 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.