Audi S5 vs Genesis G80

The Audi S5 starts from $99,900 before on-road costs, while the Genesis G80 opens at $104,200. That makes the Audi S5 the more affordable entry point by $4,300.

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 $109,890 and $114,620 respectively.

Over 5 years, the running costs favour the Audi S5 by roughly $2,705 in fuel alone.

Both the Audi S5 and Genesis G80 hold a 5-star ANCAP safety rating. Adult occupant protection scored 87% for the Audi S5 and 91% for the Genesis G80.

Where the two diverge is in active safety technology. We can confirm 10 of 10 key ADAS systems on the Genesis G80, against 8 on the Audi S5.

Both include the essentials: autonomous emergency braking, lane keep assist, adaptive cruise control, a reversing camera. Airbag count is 7 in the Audi S5 and 10 in the Genesis G80.

Both come with modern infotainment systems. Apple CarPlay and Android Auto are standard across both.

The Audi S5 stands out with wireless Apple CarPlay/Android Auto — features our data doesn't list for the Genesis G80. The Genesis G80 counters with Apple CarPlay, wireless charging, panoramic roof and heated front seats. Which feature set matters more depends on your daily routine and priorities.

The Audi S5 uses a Petrol MHEV producing 270kW and 550Nm of torque, sent through a s tronic to a AWD layout. It covers the 0-100km/h sprint in 4.5 seconds.

The Genesis G80 responds with a 2.5L turbo four-cylinder (T-GDi) making 224kW and 422Nm, paired to a 8at - electronic controlled 8 speed automatic transmission with cpa (centrifugal pendulum absorber) lock-up torque converter driving the rear wheels. It gets to 100km/h in 6 seconds.

The Audi S5 has the clear power advantage at 270kW vs 224kW. In the 0-100 sprint (manufacturer-claimed), the Audi S5 is 1.5s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.

The Audi S5 measures 4,829mm long on a 2,892mm wheelbase, 176mm shorter than the Genesis G80 at 5,005mm (3,010mm wheelbase). The longer wheelbase on the Genesis G80 generally means more rear legroom.

Boot space is 445L in the Audi S5 and 424L in the Genesis G80, giving the Audi S5 a 21L advantage.

Based on 15,000km of annual driving, fuel costs roughly $2,024/year for the Audi S5 and $2,565/year for the Genesis G80. That is a $541 annual difference in favour of the Audi S5.

Warranty: 5 years / 999,999km (Audi S5) vs 5 years (Genesis G80). Both match on warranty length.