Alfa Romeo Junior vs BYD Sealion 6
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.

Alfa Romeo Junior
From $45,900
SUV
Petrol
Petrol MHEV
100kW
4.1 L/100km
ANCAP: no data
415L

BYD Sealion 6
From $42,990
SUV
Plug-in Hybrid
Plug-in Hybrid
160kW
1.1 kWh/100km
5★ ANCAP
425L
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 Alfa Romeo Junior starts from $45,900 before on-road costs, while the BYD Sealion 6 opens at $42,990. That makes the BYD Sealion 6 the more affordable entry point by $2,910.
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 $50,490 and $47,289 respectively.
The BYD Sealion 6 qualifies for FBT exemption as an electric vehicle, which can dramatically reduce the effective cost for novated lease buyers. The Alfa Romeo Junior, as a petrol model, does not qualify.
Over 5 years, the running costs favour the BYD Sealion 6 by roughly $4,710 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
18.3kWh usablePublic DC
50kW charger · 0–80%
Ultra-rapid DC
up to 18kW · 0–80%
Estimates from usable battery size and the car's max charge rates (7.4kW AC, 18kW DC). Real times vary with temperature, starting charge, charger output and the charging curve.
Feature Showdown
The Alfa Romeo Junior features a 10.3-inch touchscreen paired with a 10.3-inch digital dash, while the BYD Sealion 6 gets a 12.8-inch display and 12.3-inch instruments. Apple CarPlay and Android Auto are standard across both.
The Alfa Romeo Junior stands out with wireless charging, power tailgate and ambient lighting that you will not find on the BYD Sealion 6. The BYD Sealion 6 counters with panoramic roof and V2L. Which feature set matters more depends on your daily routine and priorities.
Interior trim differs: the Alfa Romeo Junior gets cloth upholstery while the BYD Sealion 6 offers synthetic leather. Climate control is 1-zone in the Alfa Romeo Junior and 2-zone in the BYD Sealion 6.
Drivetrain
The Alfa Romeo Junior uses a Petrol MHEV producing 100kW and 230Nm of torque, sent through a dct to a FWD layout. It covers the 0-100km/h sprint in 8.9 seconds.
The BYD Sealion 6 responds with a Plug-in Hybrid making 160kW and 300Nm, paired to a auto driving the front wheels. It gets to 100km/h in 8.5 seconds.
The BYD Sealion 6 has the clear power advantage at 160kW vs 100kW. In the real-world sprint, the BYD Sealion 6 is 0.4s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The Alfa Romeo Junior measures 4,170mm long on a 2,557mm wheelbase, 605mm shorter than the BYD Sealion 6 at 4,775mm (2,765mm wheelbase). The longer wheelbase on the BYD Sealion 6 generally means more rear legroom.
Boot space is 415L in the Alfa Romeo Junior and 425L in the BYD Sealion 6, giving the BYD Sealion 6 a 10L advantage.
For towing, the BYD Sealion 6 leads with a 1,500kg braked capacity vs 500kg. That 1,000kg 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
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 $1,169/year for the Alfa Romeo Junior and $227/year for the BYD Sealion 6. That is a $942 annual difference in favour of the BYD Sealion 6.
Estimated annual total: $1,169 (Alfa Romeo Junior) vs $227 (BYD Sealion 6). The BYD Sealion 6 saves you roughly $942 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.
Warranty: 5 years / 150,000km (Alfa Romeo Junior) vs 6 years / 150,000km (BYD Sealion 6). The BYD Sealion 6 has longer coverage.
Who Should Buy Which?
Buy the Alfa Romeo Junior if: You or prefer Alfa Romeo's approach to design and ownership experience.
Buy the BYD Sealion 6 if: You want the lower entry price, prioritise performance, need more boot space, 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 6 takes 7 of 8 key spec categories and comes in at a lower price. The BYD Sealion 6 will save you roughly $942 a year in fuel. The BYD Sealion 6 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, Alfa Romeo Junior and BYD Sealion 6?
The BYD Sealion 6 is the cheapest at $42,990 before on-road costs. That undercuts the Alfa Romeo Junior by $2,910.
Which is the most fuel-efficient?
The BYD Sealion 6 uses the least fuel at 1.1L/100km on the combined cycle.
Which is safest?
They are evenly matched — BYD Sealion 6 all hold a 5-star ANCAP rating. Compare the active-safety features above to separate them.
Which has the most boot space?
The BYD Sealion 6 has the largest boot at 425L.
Which can tow the most?
The BYD Sealion 6 has the highest braked towing capacity at 1,500kg.
Which has the best warranty?
The BYD Sealion 6 has the longest warranty at 6 years / 150k km.
Which is the most powerful?
The BYD Sealion 6 makes the most power at 160kW. The BYD Sealion 6 is quickest to 100km/h in 8.5s.
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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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