Hyundai i30 Hatch vs Kia K4
A detailed look at how two of Australia's most popular cars compare on price, running costs, safety, and everyday livability.
Specifications and pricing correct at time of publishing. Prices are RRP before on-road costs unless stated otherwise. Always confirm with the manufacturer or dealer before purchasing.
Hyundai i30 Hatch
From $36,000
Hatchback
Petrol
1.5 T-Gdi
117kW
5.6 L/100km
ANCAP: no data
395L
Kia K4
From $32,090
Sedan
Petrol
Petrol
110kW
6 L/100km
ANCAP: no data
508L
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Price Breakdown
The Hyundai i30 Hatch starts from $36,000 before on-road costs, while the Kia K4 opens at $32,090. That makes the Kia K4 the more affordable entry point by $3,910.
Once you factor in stamp duty, registration, CTP insurance, and dealer delivery, expect to add roughly 8-12% on top of the RRP depending on your state. That puts estimated driveaway prices in the ballpark of $39,600 and $35,299 respectively.
Over 5 years, the running costs are nearly identical since both have similar efficiency.
Safety Rundown
ANCAP safety ratings have not been published for both models yet. We will update this section when crash test results are available.
Feature Showdown
Both come with modern infotainment systems. Apple CarPlay and Android Auto are standard across both.
The Hyundai i30 Hatch stands out with Apple CarPlay and wireless charging — features our data doesn't list for the Kia K4. The Kia K4 counters with wireless Apple CarPlay/Android Auto. Which feature set matters more depends on your daily routine and priorities.
Interior trim differs: the Hyundai i30 Hatch gets leather upholstery while the Kia K4 offers cloth. Climate control is 2-zone in the Hyundai i30 Hatch and 1-zone in the Kia K4.
Drivetrain
The Hyundai i30 Hatch uses a 1.5 T-Gdi producing 117kW and 253Nm of torque, sent through a 7-speed dct (dry clutch) to a FWD layout. It covers the 0-100km/h sprint in 9.4 seconds.
The Kia K4 responds with a Petrol making 110kW and 180Nm, paired to a automatic driving the front wheels. It gets to 100km/h in 9.8 seconds.
The Hyundai i30 Hatch has the clear power advantage at 117kW vs 110kW. In the real-world sprint, the Hyundai i30 Hatch is 0.4s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The Hyundai i30 Hatch measures 4,340mm long on a 2,650mm wheelbase, 370mm shorter than the Kia K4 at 4,710mm (2,720mm wheelbase). The longer wheelbase on the Kia K4 generally means more rear legroom.
Boot space is 395L in the Hyundai i30 Hatch and 508L in the Kia K4, giving the Kia K4 a 113L advantage.
For towing, the Kia K4 leads with a 1,100kg braked capacity vs 1,000kg. That 100kg difference matters if you regularly hitch up.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
10.6m to 10.7m
Based on 10.6m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Based on 10.7m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Turning circle ratings
Compare U-turns side by side
Turning Circle · U-turn compare
kerb-to-kerb, 2 cars0 of 2 clear a 7.0 m street in one sweep
Green cars complete the U-turn; amber need a 3-point turn. Drag the slider to test tighter streets.
Standard widths: AU local streets ~5.5–7 m; main roads ~9–12 m.
True Cost to Own
Based on 15,000km of annual driving, fuel costs roughly $1,596/year for the Hyundai i30 Hatch and $1,710/year for the Kia K4. That is a $114 annual difference in favour of the Hyundai i30 Hatch.
Warranty: 5 years / 999,999km (Hyundai i30 Hatch) vs 7 years / 999,999km (Kia K4). The Kia K4 has longer coverage.
Who Should Buy Which?
Buy the Hyundai i30 Hatch if: You prioritise performance, want lower running costs, or prefer Hyundai's approach to design and ownership experience.
Buy the Kia K4 if: You want the lower entry price, need more boot space, value a longer warranty, need stronger towing, or prefer Kia's approach to design and ownership experience.
The Verdict
The Kia K4 takes 4 of 7 key spec categories and comes in at a lower price. The Hyundai i30 Hatch will save you roughly $114 a year in fuel. If boot space matters, the Kia K4 has a clear edge. The Kia K4 adds peace of mind with a longer 7-year warranty. The best pick depends on what you value most. Explore the full specs for each model below.
Common questions
Which is cheapest, Hyundai i30 Hatch and Kia K4?
The Kia K4 is the cheapest at $32,090 before on-road costs. That undercuts the Hyundai i30 Hatch by $3,910.
Which is the most fuel-efficient?
The Hyundai i30 Hatch uses the least fuel at 5.6L/100km on the combined cycle.
What are the ANCAP safety ratings?
None of Hyundai i30 Hatch and Kia K4 carry a published ANCAP rating yet — check back as they are tested.
Which has the most boot space?
The Kia K4 has the largest boot at 508L.
Which can tow the most?
The Kia K4 has the highest braked towing capacity at 1,100kg.
Which has the best warranty?
The Kia K4 has the longest warranty at 7 years / Unlimited.
Which is the most powerful?
The Hyundai i30 Hatch makes the most power at 117kW. The Hyundai i30 Hatch is quickest to 100km/h in 9.4s.
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Disclaimer: All information in this comparison was believed to be correct at the time of publishing (20 April 2026). Prices are manufacturer recommended retail prices (RRP) and may vary by state, dealer, and options. Driveaway costs include estimated on-road costs for Victoria. Fuel economy figures are WLTP/ADR combined cycle. Specifications can change without notice. Always verify with the manufacturer before making a purchase decision. CarSorted does not accept payment for recommendations.
Auto-generated from CarSorted's specification data · 20 April 2026
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