Peugeot 408 vs BYD Sealion 8
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.
Peugeot 408
From $57,990
Fastback
Hybrid
Hybrid
107kW
4.5 L/100km
4★ ANCAP
508L
BYD Sealion 8
From $56,990
SUV
Plug-in Hybrid
Petrol Turbo PHEV
205kW
1.1 kWh/100km
ANCAP: no data
270L
Plug-in hybrid fuel economy is shown as a hybrid (battery depleted) so it compares fairly with the other car. A PHEV's official "combined" figure assumes you start every trip fully charged, so real-world economy depends on how often you plug in. Electric range shows how far it goes before the petrol engine is needed.
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Price Breakdown
The Peugeot 408 starts from $57,990 before on-road costs, while the BYD Sealion 8 opens at $56,990. That makes the BYD Sealion 8 the more affordable entry point by $1,000.
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 $62,689 respectively.
The BYD Sealion 8 qualifies for FBT exemption as an electric vehicle, which can dramatically reduce the effective cost for novated lease buyers. The Peugeot 408, as a petrol model, does not qualify.
Over 5 years, the running costs favour the BYD Sealion 8 by roughly $5,145 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.
Charging Times
How long each takes to charge, from a household power point to ultra-rapid DC, estimated from battery size and max charge rates.
How long to charge
19kWh usablePublic DC
50kW charger · 0–80%
Ultra-rapid DC
up to 40kW · 0–80%
Estimates from usable battery size and the car's max charge rates (7.4kW AC, 40kW DC). Real times vary with temperature, starting charge, charger output and the charging curve.
Feature Showdown
The Peugeot 408 features a 10-inch touchscreen paired with a 10-inch digital dash, while the BYD Sealion 8 gets a 15.6-inch display and 10.3-inch instruments. Apple CarPlay and Android Auto are standard across both.
The Peugeot 408 stands out with Focal audio that you will not find on the BYD Sealion 8. The BYD Sealion 8 counters with heated front seats and ventilated seats. Which feature set matters more depends on your daily routine and priorities.
Drivetrain
The Peugeot 408 uses a Hybrid producing 107kW and 230Nm of torque, sent through a automatic to a FWD layout. It covers the 0-100km/h sprint in 9.4 seconds.
The BYD Sealion 8 responds with a Petrol Turbo PHEV making 205kW and 315Nm, paired to a 1-speed auto driving the front wheels. It gets to 100km/h in 8.6 seconds.
The BYD Sealion 8 has the clear power advantage at 205kW vs 107kW. In the real-world sprint, the BYD Sealion 8 is 0.8s 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, 350mm shorter than the BYD Sealion 8 at 5,040mm (2,950mm wheelbase). The longer wheelbase on the BYD Sealion 8 generally means more rear legroom.
Boot space is 508L in the Peugeot 408 and 270L in the BYD Sealion 8, giving the Peugeot 408 a 238L advantage. The BYD Sealion 8 seats 7 vs 5.
For towing, the BYD Sealion 8 leads with a 1,800kg braked capacity vs 1,300kg. That 500kg difference matters if you regularly hitch up.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
11.2m to 11.8m
Based on 11.2m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Based on 11.8m 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 $1,283/year for the Peugeot 408 and $254/year for the BYD Sealion 8. That is a $1,029 annual difference in favour of the BYD Sealion 8.
Estimated annual total: $1,283 (Peugeot 408) vs $254 (BYD Sealion 8). The BYD Sealion 8 saves you roughly $1,029 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 6 years / 150,000km (BYD Sealion 8). The BYD Sealion 8 has longer coverage.
Who Should Buy Which?
Buy the Peugeot 408 if: You need more boot space, or prefer Peugeot's approach to design and ownership experience.
Buy the BYD Sealion 8 if: You want the lower entry price, prioritise performance, want lower running costs, value a longer warranty, need stronger towing, or prefer BYD's approach to design and ownership experience.
The Verdict
The BYD Sealion 8 takes 5 of 7 key spec categories and comes in at a lower price. The BYD Sealion 8 will save you roughly $1,029 a year in fuel. If boot space matters, the Peugeot 408 has a clear edge. The BYD Sealion 8 adds peace of mind with a longer 6-year warranty. 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 BYD Sealion 8?
The BYD Sealion 8 is the cheapest at $56,990 before on-road costs. That undercuts the Peugeot 408 by $1,000.
Which is the most fuel-efficient?
The BYD Sealion 8 uses the least fuel at 1.1L/100km on the combined cycle.
Which is safest?
They are evenly matched — Peugeot 408 all hold a 4-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 BYD Sealion 8 has the highest braked towing capacity at 1,800kg.
Which has the best warranty?
The BYD Sealion 8 has the longest warranty at 6 years / 150k km.
Which is the most powerful?
The BYD Sealion 8 makes the most power at 205kW. The BYD Sealion 8 is quickest to 100km/h in 8.6s.
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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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