Genesis G80 vs Audi A5
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.
Genesis G80
From $104,200
Sedan
Petrol
2.5L turbo four-cylinder (T-GDi)
224kW
9 L/100km
5★ ANCAP
424L
Audi A5
From $79,900
Sedan
Petrol
4-cylinder petrol with direct fuel injection, turbocharging
150kW
6.9 L/100km
5★ ANCAP
445L
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Price Breakdown
The Genesis G80 starts from $104,200 before on-road costs, while the Audi A5 opens at $79,900. That makes the Audi A5 the more affordable entry point by $24,300.
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 $114,620 and $87,890 respectively.
Over 5 years, the running costs favour the Audi A5 by roughly $2,990 in fuel alone.
Safety Rundown
Both the Genesis G80 and Audi A5 hold a 5-star ANCAP safety rating.
Where the two diverge is in active safety technology. Both models are evenly matched with 8 out of 10 key ADAS systems.
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.
The Genesis G80 stands out with Apple CarPlay, wireless charging and panoramic roof that you will not find on the Audi A5. The Audi A5 counters with wireless Apple CarPlay/Android Auto and Bang & Olufsen audio. Which feature set matters more depends on your daily routine and priorities.
Drivetrain
The Genesis G80 uses a 2.5L turbo four-cylinder (T-GDi) producing 224kW and 422Nm of torque, sent through a 8-speed automatic to a RWD layout. It covers the 0-100km/h sprint in 6 seconds.
The Audi A5 responds with a 4-cylinder petrol with direct fuel injection, turbocharging making 150kW and 340Nm, paired to a 7-speed s tronic driving the front wheels. It gets to 100km/h in 7.8 seconds.
The Genesis G80 has the clear power advantage at 224kW vs 150kW. In the real-world sprint, the Genesis G80 is 1.8s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The Genesis G80 measures 5,005mm long on a 3,010mm wheelbase, 176mm longer than the Audi A5 at 4,829mm (2,892mm wheelbase). The longer wheelbase on the Genesis G80 generally means more rear legroom.
Boot space is 424L in the Genesis G80 and 445L in the Audi A5, giving the Audi A5 a 21L advantage.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
11.4m to 11.6m
Based on 11.6m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Based on 11.4m 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 $2,565/year for the Genesis G80 and $1,967/year for the Audi A5. That is a $598 annual difference in favour of the Audi A5.
Estimated annual total: $2,565 (Genesis G80) vs $1,967 (Audi A5). The Audi A5 saves you roughly $598 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.
Warranty: 5 years (Genesis G80) vs 5 years / 999,999km (Audi A5). Both match on warranty length.
Who Should Buy Which?
Buy the Genesis G80 if: You prioritise performance, or prefer Genesis's approach to design and ownership experience.
Buy the Audi A5 if: You want the lower entry price, need more boot space, want lower running costs, or prefer Audi's approach to design and ownership experience.
The Verdict
The Audi A5 takes 3 of 5 key spec categories and comes in at a lower price. The Audi A5 will save you roughly $598 a year in fuel. The best pick depends on what you value most. Explore the full specs for each model below.
Common questions
Which is cheapest, Genesis G80 and Audi A5?
The Audi A5 is the cheapest at $79,900 before on-road costs. That undercuts the Genesis G80 by $24,300.
Which is the most fuel-efficient?
The Audi A5 uses the least fuel at 6.9L/100km on the combined cycle.
Which is safest?
They are evenly matched — Genesis G80 and Audi A5 all hold a 5-star ANCAP rating. Compare the active-safety features above to separate them.
Which has the most boot space?
The Audi A5 has the largest boot at 445L.
Which can tow the most?
The Audi A5 has the highest braked towing capacity at 1,800kg.
Which is the most powerful?
The Genesis G80 makes the most power at 224kW. The Genesis G80 is quickest to 100km/h in 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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