Kia K4 vs MG 5
A detailed look at how two of Australia's most popular Sedans 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.
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Price Breakdown
The Kia K4 starts from $32,090 before on-road costs, while the MG 5 opens at $30,990. That makes the MG 5 the more affordable entry point by $1,100.
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. Estimated driveaway prices sit around $33,490 for the Kia K4 and $32,990 for the MG 5.
Over 5 years, the running costs are nearly identical since both have similar efficiency.
Safety Rundown
The Kia K4 holds a 5-star ANCAP rating vs 3 stars for the MG 5.
Where the two diverge is in active safety technology. The Kia K4 packs more ADAS features with 5 out of 10 key systems fitted, compared to 4 in the MG 5.
Both include the essentials: autonomous emergency braking, lane keep assist, adaptive cruise control, a reversing camera. Airbag count is 6 in the Kia K4 and 6 in the MG 5. The MG 5 adds a 360-degree camera that the Kia K4 misses.
Feature Showdown
Both come with modern infotainment systems. Apple CarPlay and Android Auto are standard across both.
The Kia K4 stands out with wireless Apple CarPlay/Android Auto that you will not find on the MG 5. The MG 5 counters with Apple CarPlay. Which feature set matters more depends on your daily routine and priorities.
Interior trim differs: the Kia K4 gets cloth upholstery while the MG 5 offers synthetic leather.
Drivetrain
The Kia K4 uses a Petrol producing 110kW and 180Nm of torque, sent through a automatic to a FWD layout. It covers the 0-100km/h sprint in 9.8 seconds.
The MG 5 responds with a 1.5L Turbo Petrol making 119kW and 250Nm, paired to a automatic driving the front wheels.
The MG 5 has the clear power advantage at 119kW vs 110kW. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The Kia K4 measures 4,710mm long on a 2,720mm wheelbase, 35mm longer than the MG 5 at 4,675mm (2,680mm wheelbase). The longer wheelbase on the Kia K4 generally means more rear legroom.
Boot space is 508L in the Kia K4 and 401L in the MG 5, giving the Kia K4 a 107L advantage.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
10.7m diameter
Good
Based on 10.7m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Turning circle ratings
Interactive simulator — U-turns, parking & towing
Turning Circle
Kerb-to-kerb diameter. Smaller turns are easier in tight carparks and U-turns.
Good
Needs a 3-point turn (one reverse)
Needs about 9.2 m to swing round without stopping. Road is 9.0 m.
U-turn on a wide street
≥ 10 m — clears in one
U-turn on a standard street
7 m — 3-point turn
Standard parking bay
1.9 m wide — fits with room
Tight carpark aisle
6 m — swings in
Narrow laneway
3.5 m — no room to turn
Turning circle ratings
Standard widths: AU local streets carry ~5.5–7 m of carriageway; main roads ~9–12 m. AS 2890.1 carpark aisles are ~5.8–6.6 m for 90° bays (2.6 m wide × 5.4 m deep).
Road, aisle, swing and off-tracking figures are indicative estimates from the published turning circle. Verify in person before relying on them.
True Cost to Own
Based on 15,000km of annual driving, fuel costs roughly $1,710/year for the Kia K4 and $1,824/year for the MG 5. That is a $114 annual difference in favour of the Kia K4.
Estimated annual total: $1,710 (Kia K4) vs $1,824 (MG 5). The Kia K4 saves you roughly $114 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.
Warranty: 7 years / 999,999km (Kia K4) vs 10 years / 250,000km (MG 5). The MG 5 has longer coverage.
Who Should Buy Which?
Buy the Kia K4 if: You need more boot space, want lower running costs, or prefer Kia's approach to design and ownership experience.
Buy the MG 5 if: You want the lower entry price, prioritise performance, value a longer warranty, or prefer MG's approach to design and ownership experience.
The Verdict
This is genuinely close. The Kia K4 and MG 5 trade blows across the spec sheet, and neither runs away with an outright win. The Kia K4 will save you roughly $114 a year in fuel. If boot space matters, the Kia K4 has a clear edge. The MG 5 adds peace of mind with a longer 10-year warranty. The best pick depends on what you value most. Explore the full specs for each model below.
Common questions
Which is cheapest, Kia K4 and MG 5?
The MG 5 is the cheapest at $30,990 before on-road costs. That undercuts the Kia K4 by $1,100.
Which is the most fuel-efficient?
The Kia K4 uses the least fuel at 6L/100km on the combined cycle.
Which is safest?
The Kia K4 has the highest ANCAP rating at 5 stars.
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 MG 5 has the longest warranty at 10 years / 250k km.
Which is the most powerful?
The MG 5 makes the most power at 119kW.
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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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