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Hyundaii30 (2017-)

Available new
Medium
Petrol/Diesel/Mild hybrid
2017 model + 2020/2024 updates tested

£23,254Typical price

Test score

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The third-generation Hyundai i30, launched in 2017 and updated in 2020 and 2024, is a medium-sized hatchback designed for family life. Can the i30 beat talented rivals such as the Peugeot 308, Vauxhall Astra and Volkswagen Golf? Read our full Hyundai i30 (2017-) review to find out.

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What's included?

What is it?
What's it like to drive?
How reliable are Hyundai's cars?
How comfortable and spacious is it?
How economical is it to run?
How safe is it?
Is there anything I should look out for?
Should I buy it?

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KEY TEST RESULTS
Comfort and practicality
Brand reliability 0-4 years

Sept 2025Last checked by Which?
Aug 2017First reviewed by Which?
Feb 2017Released

The overall Which? test score is made up of the following star ratings, all determined by our rigorous lab tests.

How we test cars

30 Sept 2025

Ease of driving

Overall
Visibility
Smoothness of power delivery
Driving stability
Cabin layout

Driving performance

Overall
Acceleration
Gearbox and transmission
Brakes

Comfort and practicality

Overall
Entry and exit
Seat comfort
Ride quality
Quietness
Seat space
Boot space (small SUVs and medium cars)

Euro NCAP

Safety kit

Brand reliability 0-4 years

Overall
Electric car reliability
Full hybrid reliability
Plug-in hybrid reliability
Petrol reliability

How we test brand reliability 0-4 years

Our reliability ratings are based on the feedback from tens of thousands of UK motorists, as collected in our annual Which? car survey. We divide all reliability feedback into three age groups: cars aged up to four years, five to nine years, and 10 to 15 years.

Brand reliability 5-9 years

Overall
Diesel reliability

Brand reliability 10-15 years

Overall
Petrol reliability
Diesel reliability

General
Class	Medium
Luxury	No
Convertible	No
Availability	Available new
New price	£23,254 - £27,973
Fuel type	Petrol/Diesel/Mild hybrid
Tested fuel efficiency	42.8 to 45.6mpg
Length	4,340mm
Width (excluding wing mirrors)	1,795mm
Width (including wing mirrors)	2,040mm
Height	1,455mm
Driver max height
Second-row passenger max height
Boot space with seats up
Boot space with seats down
Number of seats	5
Folding rear seats	Yes
Isofix attachments	Yes
Turning circle	11.35 m
On sale date	01 February 2017
Model years tested	2017 model + 2020/2024 updates tested
Lowest pence-per-mile cost	£13.42

Latest tested engine
Engine and trim name	1.5 T-GDI 48V Mild Hybrid Advance DCT
Fuel type	Mild-Petrol-Hybrid
Capacity and power	1.5-litre (140hp)
Transmission	6-speed dual-clutch automatic
Driven wheels	Front-wheel-drive (FWD)
Fuel tank capacity	50 litres
Tested fuel economy: City / Out of town / Motorway (mpg)
Tested fuel economy: Combined (mpg)
Cost per mile	14.08p per mile
Cost of filling tank	£67
Monthly fuel cost
Annual fuel cost
NOx level	Extremely Low (trace)
CO level	Low
CO2 at tailpipe/tank-to-wheel (TTW) (g/km)	148
Official fuel economy: WLTP	44.1 to 48.7
Braked tow load (KG)	1210kg
Unbraked tow load (KG)	610kg
Engine test date	14 August 2025
Test programme	2017

Engine three
Engine and trim name	1.0 T-GDI 48v Mild Hybrid Trend (facelift)
Fuel type	Mild-Petrol-Hybrid
Capacity and power	1-litre (120hp)
Transmission	6-speed robotic manual (automatic)
Driven wheels	Front-wheel-drive (FWD)
Fuel tank capacity	50 litres
Tested fuel economy: City / Out of town / Motorway
Tested fuel economy: combined mpg
Cost per mile	13.42p per mile
Cost of filling tank	£67
Monthly fuel cost
Annual fuel cost
NOx level	Extremely Low (trace)
CO level	Low
CO2 at tailpipe/tank-to-wheel (TTW) (g/km)	146
Official fuel economy: WLTP	53.3
Official Euro emission level	Euro 6d
Braked tow load (KG)	1000kg
Unbraked tow load (KG)	500kg
Engine test date	25 March 2021
Car test programme	2017

Engine four
Engine and trim name	1.0 T-GDI 48v Mild Hybrid Trend (facelift)
Fuel type	Mild-Petrol-Hybrid
Capacity and power	1-litre (120hp)
Transmission	6-speed robotic manual (automatic)
Driven wheels	Front-wheel-drive (FWD)
Fuel tank capacity	50 litres
Tested fuel economy: City / Out of town / Motorway
Tested fuel economy: combined mpg
Cost per mile	13.42p per mile
Monthly fuel cost
Annual fuel cost
NOx level	Extremely Low (trace)
CO level	Low
CO2 at tailpipe/tank-to-wheel (TTW) (g/km)	146
Official fuel economy: WLTP	53.3
Official Euro emission level	Euro 6d
Braked tow load (KG)	1000kg
Unbraked tow load (KG)	500kg
Engine test date	25 March 2021
Car test programme	2017

Engine five
Engine and trim name	1.4 T-GDI Premium
Fuel type	Petrol
Capacity and power	1.4-litre (140hp)
Transmission	6-speed manual
Driven wheels	Front-wheel-drive (FWD)
Fuel tank capacity	50 litres
Tested fuel economy: City / Out of town / Motorway
Tested fuel economy: combined mpg
Cost per mile	14.31p per mile
Cost of filling tank	£62
Monthly fuel cost
Annual fuel cost
NOx level	Extremely Low (trace)
CO level	Low
CO2 at tailpipe/tank-to-wheel (TTW) (g/km)	153
Official fuel economy: NEDC	52.3
Official Euro emission level	Euro 6b
Braked tow load (KG)	1400kg
Unbraked tow load (KG)	600kg
Engine test date	30 May 2017
Car test programme	2017

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Hyundaii30 (2017-)

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