Peugeot 408 vs Mercedes-Benz GLA
A detailed look at how two of Australia's most popular SUVs 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.
Price Breakdown
The Peugeot 408 starts from $57,990 before on-road costs, while the Mercedes-Benz GLA opens at $58,900. That makes the Peugeot 408 the more affordable entry point by $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 $63,789 and $64,790 respectively.
Over 5 years, the running costs are nearly identical since both have similar efficiency.
Safety Rundown
Both the Peugeot 408 and Mercedes-Benz GLA hold a 5-star ANCAP safety rating. Adult occupant protection scored 79% for the Peugeot 408 and 96% for the Mercedes-Benz GLA.
Where the two diverge is in active safety technology. The Mercedes-Benz GLA packs more ADAS features with 6 out of 10 key systems fitted, compared to 5 in the Peugeot 408.
Both include the essentials: autonomous emergency braking, lane keep assist, adaptive cruise control, a reversing camera. Airbag count is 6 in the Peugeot 408 and 7 in the Mercedes-Benz GLA.
Feature Showdown
The Peugeot 408 features a 10-inch touchscreen paired with a 10-inch digital dash, while the Mercedes-Benz GLA gets a 10.3-inch display and 10.3-inch instruments. Apple CarPlay and Android Auto are standard across both.
The Peugeot 408 stands out with wireless charging, panoramic roof, power tailgate and Focal audio that you will not find on the Mercedes-Benz GLA. The Mercedes-Benz GLA counters with ambient lighting. Which feature set matters more depends on your daily routine and priorities.
Drivetrain
The Peugeot 408 uses a Hybrid producing 100kW and 230Nm of torque, sent through a automatic to a FWD layout. It covers the 0-100km/h sprint in 9.4 seconds.
The Mercedes-Benz GLA responds with a Petrol making 120kW and 250Nm, paired to a automatic driving the front wheels. It gets to 100km/h in 9.1 seconds.
The Mercedes-Benz GLA has the clear power advantage at 120kW vs 100kW. In the real-world sprint, the Mercedes-Benz GLA is 0.3s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The Peugeot 408 measures 4,690mm long on a 2,790mm wheelbase, 279mm longer than the Mercedes-Benz GLA at 4,411mm (2,729mm wheelbase). The longer wheelbase on the Peugeot 408 generally means more rear legroom.
Boot space is 508L in the Peugeot 408 and 435L in the Mercedes-Benz GLA, giving the Peugeot 408 a 73L advantage.
For towing, the Mercedes-Benz GLA leads with a 1,500kg braked capacity vs 1,300kg. That 200kg difference matters if you regularly hitch up.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
10.8m to 11.0m
Based on 10.8m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Based on 11.0m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Turning circle ratings
True Cost to Own
Based on 15,000km of annual driving, fuel costs roughly $1,739/year for the Peugeot 408 and $1,767/year for the Mercedes-Benz GLA. That is a $28 annual difference in favour of the Peugeot 408.
Estimated annual total: $1,739 (Peugeot 408) vs $1,767 (Mercedes-Benz GLA). The Peugeot 408 saves you roughly $28 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.
Warranty: 5 years / 200,000km (Peugeot 408) vs 5 years / 999,999km (Mercedes-Benz GLA). Both match on warranty length.
Who Should Buy Which?
Buy the Peugeot 408 if: You want the lower entry price, need more boot space, want lower running costs, or prefer Peugeot's approach to design and ownership experience.
Buy the Mercedes-Benz GLA if: You prioritise performance, need stronger towing, or prefer Mercedes-Benz's approach to design and ownership experience.
The Verdict
This is genuinely close. The Peugeot 408 and Mercedes-Benz GLA trade blows across the spec sheet, and neither runs away with an outright win. The Peugeot 408 will save you roughly $28 a year in fuel. If boot space matters, the Peugeot 408 has a clear edge. The best pick depends on what you value most. Explore the full specs for each model below.
Common questions
Which is cheapest, Peugeot 408 and Mercedes-Benz GLA?
The Peugeot 408 is the cheapest at $57,990 before on-road costs. That undercuts the Mercedes-Benz GLA by $910.
Which is the most fuel-efficient?
The Peugeot 408 uses the least fuel at 6.1L/100km on the combined cycle.
Which is safest?
They are evenly matched — Peugeot 408 and Mercedes-Benz GLA all hold a 5-star ANCAP rating. Compare the active-safety features above to separate them.
Which has the most boot space?
The Peugeot 408 has the largest boot at 508L.
Which can tow the most?
The Mercedes-Benz GLA has the highest braked towing capacity at 1,500kg.
Which is the most powerful?
The Mercedes-Benz GLA makes the most power at 120kW. The Mercedes-Benz GLA 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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