Hyundai i30 Sedan vs BYD Seal 6
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.
Price Breakdown
The Hyundai i30 Sedan starts from $27,990 before on-road costs, while the BYD Seal 6 opens at $34,990. That makes the Hyundai i30 Sedan the more affordable entry point by $7,000.
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 $30,789 and $38,489 respectively.
Over 5 years, the running costs favour the BYD Seal 6 by roughly $8,265 in fuel alone.
Safety Rundown
Both the Hyundai i30 Sedan and BYD Seal 6 hold a 5-star ANCAP safety rating. Adult occupant protection scored 71% for the Hyundai i30 Sedan and 89% for the BYD Seal 6.
Where the two diverge is in active safety technology. The BYD Seal 6 packs more ADAS features with 6 out of 10 key systems fitted, compared to 4 in the Hyundai i30 Sedan.
Both include the essentials: autonomous emergency braking, lane keep assist, adaptive cruise control, a reversing camera.
Feature Showdown
Both come with modern infotainment systems. Apple CarPlay and Android Auto are standard across both.
Drivetrain
The Hyundai i30 Sedan uses a Petrol producing 117kW and 191Nm of torque, sent through a manual to a FWD layout. It covers the 0-100km/h sprint in 9.4 seconds.
The BYD Seal 6 responds with a Hybrid making 130kW and 300Nm, paired to a automatic driving the front wheels.
The BYD Seal 6 has the clear power advantage at 130kW vs 117kW. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The Hyundai i30 Sedan measures 4,650mm long on a 2,720mm wheelbase, 190mm shorter than the BYD Seal 6 at 4,840mm (2,790mm wheelbase). The longer wheelbase on the BYD Seal 6 generally means more rear legroom.
Boot space is 474L in the Hyundai i30 Sedan and 491L in the BYD Seal 6, giving the BYD Seal 6 a 17L advantage.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
10.6m to 11.0m
Based on 10.6m 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 $1,995/year for the Hyundai i30 Sedan and $342/year for the BYD Seal 6. That is a $1,653 annual difference in favour of the BYD Seal 6.
Estimated annual total: $1,995 (Hyundai i30 Sedan) vs $342 (BYD Seal 6). The BYD Seal 6 saves you roughly $1,653 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.
Warranty: 5 years / 999,999km (Hyundai i30 Sedan) vs 6 years / 150,000km (BYD Seal 6). The BYD Seal 6 has longer coverage.
Who Should Buy Which?
Buy the Hyundai i30 Sedan if: You want the lower entry price, or prefer Hyundai's approach to design and ownership experience.
Buy the BYD Seal 6 if: You prioritise performance, need more boot space, want lower running costs, value a longer warranty, or prefer BYD's approach to design and ownership experience.
The Verdict
The BYD Seal 6 takes 4 of 5 key spec categories. The BYD Seal 6 will save you roughly $1,653 a year in fuel. The BYD Seal 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.
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.
Published by CarSorted Editorial Team · 20 April 2026
Comments (0)
Sign in to join the conversation
No comments yet. Be the first!
