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HomeComparisonsKia Carnival vs Mercedes-Benz A-Class
Spec Battle Updated 20 April 2026 5 min read

Kia Carnival vs Mercedes-Benz A-Class

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.

SpecKiaMercedes-Benz
Price (RRP)$50,570$48,900
Power216kW100kW
0-100 km/h9.1s9.5s
Fuel Economy9.6 L/100km5.7 L/100km
Boot Space587L370L
Towing2,000kg1,800kg
Warranty7yr / 999.999k km5yr / 999.999k km
ANCAP Safety5 StarsNo data

Price Breakdown

The Kia Carnival starts from $50,570 before on-road costs, while the Mercedes-Benz A-Class opens at $48,900. That makes the Mercedes-Benz A-Class the more affordable entry point by $1,670.

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 $55,627 and $53,790 respectively.

Over 5 years, the running costs favour the Mercedes-Benz A-Class by roughly $5,555 in fuel alone.

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

The Kia Carnival features a 12.3-inch touchscreen paired with a 4-inch digital dash, while the Mercedes-Benz A-Class gets a 10.3-inch display and 10.3-inch instruments. Apple CarPlay and Android Auto are standard across both.

The Kia Carnival stands out with wireless Apple CarPlay/Android Auto, wireless charging and power tailgate that you will not find on the Mercedes-Benz A-Class. The Mercedes-Benz A-Class counters with Apple CarPlay and ambient lighting. Which feature set matters more depends on your daily routine and priorities.

Interior trim differs: the Kia Carnival gets cloth upholstery while the Mercedes-Benz A-Class offers synthetic leather.

Drivetrain

The Kia Carnival uses a Petrol producing 216kW and 355Nm of torque, sent through a automatic to a FWD layout. It covers the 0-100km/h sprint in 9.1 seconds.

The Mercedes-Benz A-Class responds with a Petrol making 100kW and 200Nm, paired to a automatic driving the front wheels. It gets to 100km/h in 9.5 seconds.

The Kia Carnival has the clear power advantage at 216kW vs 100kW. In the real-world sprint, the Kia Carnival is 0.4s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.

Space & Comfort

The Kia Carnival measures 5,155mm long on a 3,090mm wheelbase, 736mm longer than the Mercedes-Benz A-Class at 4,419mm (2,729mm wheelbase). The longer wheelbase on the Kia Carnival generally means more rear legroom.

Boot space is 587L in the Kia Carnival and 370L in the Mercedes-Benz A-Class, giving the Kia Carnival a 217L advantage. The Kia Carnival seats 8 vs 5.

For towing, the Kia Carnival leads with a 2,000kg braked capacity vs 1,800kg. That 200kg difference matters if you regularly hitch up.

Turning Circle

Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.

11.0m to 12.0m

Mercedes-Benz A-Class A180
11.0mTighter
Best
Kia Carnival S Petrol
12.0m
Worst
Kia Carnival
12.0m · Average

Based on 12.0m turning circle:

  • U-turn on standard street (7m+ wide)
  • Standard parking bay
  • Tight carparks
  • Narrow laneways
Mercedes-Benz A-Class
11.0m · Good

Based on 11.0m turning circle:

  • U-turn on standard street (7m+ wide)
  • Standard parking bay
  • Tight carparks
  • Narrow laneways

Turning circle ratings

Under 10m, Excellent
10 to 11m, Good
11 to 12m, Average
Over 12m, Large

True Cost to Own

Based on 15,000km of annual driving, fuel costs roughly $2,736/year for the Kia Carnival and $1,625/year for the Mercedes-Benz A-Class. That is a $1,111 annual difference in favour of the Mercedes-Benz A-Class.

Estimated annual total: $2,736 (Kia Carnival) vs $1,625 (Mercedes-Benz A-Class). The Mercedes-Benz A-Class saves you roughly $1,111 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.

Warranty: 7 years / 999,999km (Kia Carnival) vs 5 years / 999,999km (Mercedes-Benz A-Class). The Kia Carnival has longer coverage.

Who Should Buy Which?

Buy the Kia Carnival if: You prioritise performance, need more boot space, value a longer warranty, need stronger towing, or prefer Kia's approach to design and ownership experience.

Buy the Mercedes-Benz A-Class if: You want the lower entry price, want lower running costs, or prefer Mercedes-Benz's approach to design and ownership experience.

The Verdict

The Kia Carnival takes 5 of 7 key spec categories. The Mercedes-Benz A-Class will save you roughly $1,111 a year in fuel. If boot space matters, the Kia Carnival has a clear edge. The Kia Carnival 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, Kia Carnival and Mercedes-Benz A-Class?

The Mercedes-Benz A-Class is the cheapest at $48,900 before on-road costs. That undercuts the Kia Carnival by $1,670.

Which is the most fuel-efficient?

The Mercedes-Benz A-Class uses the least fuel at 5.7L/100km on the combined cycle.

Which is safest?

They are evenly matched — Kia Carnival all hold a 5-star ANCAP rating. Compare the active-safety features above to separate them.

Which has the most boot space?

The Kia Carnival has the largest boot at 587L.

Which can tow the most?

The Kia Carnival has the highest braked towing capacity at 2,000kg.

Which has the best warranty?

The Kia Carnival has the longest warranty at 7 years / 1000k km.

Which is the most powerful?

The Kia Carnival makes the most power at 216kW. The Kia Carnival is quickest to 100km/h in 9.1s.

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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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