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Hyundai i20 vs Mazda 3 Sedan comparison

Compare performance (90 HP vs 186 HP), boot space and price (18,600 £ vs 25,000 £ ) at a glance. Find out which car is the better choice for you – Hyundai i20 or Mazda 3 Sedan?

Hyundai i20 vs Mazda 3 Sedan: Key differences

Hyundai i20

4 (1 Reviews)
rate
  • visibly cheaper
  • noticeably lighter
details

Mazda 3 Sedan

4.7 (1 Reviews)
rate
  • substantially more power
  • only slightly more efficient
  • significantly quicker 0–100 km/h
  • noticeably more trunk space
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

i20

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Hyundai i20 is visibly cheaper – starting at 18,600 £ , while the Mazda 3 Sedan costs 25,000 £ . That’s a price difference of around 6,377 £.

Fuel consumption also shows a difference: the Mazda 3 Sedan uses 5.5 L/100km and is only slightly more efficient than the Hyundai i20 with 5.7 L/100km. The difference is about 0.2 L/100km.

3 Sedan

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 Mazda 3 Sedan offers substantially more power – delivering 186 HP compared to 90 HP. That’s roughly 96 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mazda 3 Sedan is significantly quicker – completing the sprint in 8.1 s, while the Hyundai i20 takes 11.5 s. That’s about 3.4 s quicker.

There’s also a difference in torque: the Mazda 3 Sedan delivers noticeably more torque with 240 Nm compared to 172 Nm. That’s about 68 Nm more.

i20

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, Hyundai i20 is noticeably lighter – 1,145 kg compared to 1,420 kg. The difference is around 275 kg.

Looking at boot space, the Mazda 3 Sedan offers noticeably more boot space – 450 L compared to 352 L. That’s a difference of about 98 L.

When it comes to payload, the Mazda 3 Sedan carries barely more – 481 kg compared to 465 kg. That’s a difference of about 16 kg.

Who wins the race in the data check?

The Mazda 3 Sedan is decisively ahead 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 £25,000
3 Sedan

Mazda 3 Sedan

  • Engine Type : Petrol MHEV
  • Transmission : Manuel, Automatic
  • Drive Type : Front-Wheel Drive
  • Power HP : 140 - 186 HP
  • Consumption L/100km : 5.5 - 6.1 L/100km
details

Frequently compared as well

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Hyundai i20
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Hyundai i20
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The Hyundai i20 and Toyota Yaris go head-to-head in the supermini class — one brings bold styling and generous kit, the other counters with bulletproof reliability and clever efficiency. By the end of this comparison you'll know whether to flirt with the i20’s charm or play it safe with the Yaris.
Hyundai i20
Mazda 3 Sedan

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Hyundai i20

The Hyundai i20 is a cheeky small car that mixes smart styling with sensible practicality, feeling more polished and roomy than you might expect for the money. It’s an easy car to live with, offering engaging handling, a comfy cabin and useful equipment that make daily commutes and weekend errands notably less dull.

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hyundai-all-new-i20-static-09
hyundai-all-new-i20-static-07
hyundai-all-new-i20-interior-04
hyundai-all-new-i20-details-11

Reviews Hyundai i20

4 (1 Reviews)
rate
Jason
17 Nov 2025, 01:46:25

Bought an i20 two years ago and It has surprised me how good It is.

Mazda 3 Sedan

The Mazda 3 Sedan dresses like a compact premium car, with sculpted lines and an interior that punches well above its class. It rewards drivers with eager handling and a composed, comfortable ride that turns routine runs into something a bit more enjoyable — proof that style and substance can share the same key.

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Reviews Mazda 3 Sedan

4.7 (1 Reviews)
rate

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

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Hyundai i20
Mazda 3 Sedan

Costs and Consumption
Price
18,600 - 24,000 £
Price
25,000 - 34,200 £
Consumption L/100km
5.7 L/100km
Consumption L/100km
5.5 - 6.1 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
128 - 129 g/km
co2
123 - 135 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,145 - 1,170 kg
Curb weight
1,420 - 1,492 kg
Trunk capacity
352 L
Trunk capacity
450 L
Length
-
Length
-
Width
1,775 mm
Width
1,795 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
455 - 465 kg
Payload
467 - 481 kg

Engine and Performance
Engine Type
Petrol
Engine Type
Petrol MHEV
Transmission
Manuel, Automatic
Transmission
Manuel, Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Transmission Detail
Manual Gearbox, Automatic Gearbox
Drive Type
Front-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
90 HP
Power HP
140 - 186 HP
Acceleration 0-100km/h
11.5 - 12.8 s
Acceleration 0-100km/h
8.1 - 9.8 s
Max Speed
-
Max Speed
-
Torque
172 Nm
Torque
238 - 240 Nm
Number of Cylinders
3
Number of Cylinders
4
Power kW
66 kW
Power kW
103 - 137 kW
Engine capacity
998 cm3
Engine capacity
1,998 - 2,488 cm3

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
D
CO2 Efficiency Class
D
Brand
Hyundai
Brand
Mazda
What drivetrain options does the Hyundai i20 have?

The Hyundai i20 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.