Audi A5 B10 vs Audi Q9 I: specs side by side
Quick comparison from catalog data - no editorial review of this pair yet.

Audi · 2024–present
A5 B10
- Power
- 110 kW150 PS
- 0–100 km/h
- 9.8 s
- Kerb mass
- 1,770 kg

Audi · 2026–present
Q9 I
- Power
- 220 kW299 PS
- 0–100 km/h
- -
- Kerb mass
- -
At a glance
Who suits what, worked out from the catalog figures of the versions above.
Categories won: A5 B10 1 Q9 I 1
- City A5 B10 Length: 4,829 mm vs 5,310 mm; Width: 1,860 mm vs 2,210 mm
- Off-road Q9 I Drive and body: All-wheel drive · SUV vs All-wheel drive · Liftback
In plain words
Audi Q9 I has more power: 220 kW (299 PS) against 110 kW (150 PS) for Audi A5 B10. Audi Q9 I is 481 mm longer than Audi A5 B10 (5,310 mm vs 4,829 mm). Audi A5 B10 is the older design (from 2024); Audi Q9 I arrived in 2026. On the catalog figures, the Audi A5 B10 is the pick for city; the Audi Q9 I is the pick for off-road. Our catalog has no 0–100 km/h for the Audi Q9 I yet, so some checks above leave it out.
Size and weight
Side view to scale, all cars from the front bumper.
| A5 B10 | Q9 I | |
|---|---|---|
| Length | 4,829 mm190.1 in | 5,310 mm209.1 in +481 mm +18.9 in +10.0% |
| Width | 1,860 mm73.2 in | 2,210 mm87.0 in +350 mm +13.8 in +18.8% |
| Height | 1,444 mm56.9 in | 1,810 mm71.3 in +366 mm +14.4 in +25.3% |
| Wheelbase | 2,892 mm113.9 in | 3,140 mm123.6 in +248 mm +9.8 in +8.6% |
| Fits a standard garage? | Tight | Too long and too wide |
Difference vs A5 B10 (±). Garage check: a standard single garage takes a car up to about 5.0 m (16 ft 5 in) long and 1.9 m (6 ft 3 in) wide (width as listed in the catalog; some makers include the mirrors). Leave about 0.6 m (2 ft) to open the doors.
Full specifications
| Audi A5 B10 | Audi Q9 I | |
|---|---|---|
| General | ||
| Version | 2.0 TFSI (150 PS) · petrol · 110 kW (150 PS) | 3.0 V6 TDI mild hybrid · diesel · 220 kW (299 PS) |
| Production years | 2024–present | 2026–present |
| Body | Liftback | SUV |
| Country | Germany | Germany |
| Performance | ||
| Power Why it matters: More power means stronger acceleration and easier overtaking, especially with a full load. | 110 kW (150 PS) 148 hp | 220 kW (299 PS) 295 hp Better |
| Power, all versions | 110–470 kW (150–639 PS) 148–630 hp | 220 kW (299 PS) 295 hp |
| Torque Why it matters: Torque is the pulling force you feel when accelerating from low revs, towing or climbing hills. | 280 Nm 207 lb-ft | 630 Nm 465 lb-ft Better |
| 0–100 km/h Why it matters: A shorter 0–100 km/h time means quicker getaways and safer merging onto fast roads. | 9.8 s | No data |
| Power per tonne | 62 kW/t 76 hp/ton calculated | No data |
| Engine and transmission | ||
| Fuel | Petrol | Diesel |
| Engine | 1,984 cc · 4 cyl 2.0 l | 6 cyl |
| Gearbox | 7-speed dual-clutch | 8-speed automatic |
| Drive | All-wheel drive | All-wheel drive |
| Dimensions and weight | ||
| Length | 4,829 mm 190.1 in | 5,310 mm 209.1 in |
| Width | 1,860 mm 73.2 in | 2,210 mm 87.0 in |
| Height | 1,444 mm 56.9 in | 1,810 mm 71.3 in |
| Wheelbase | 2,892 mm 113.9 in | 3,140 mm 123.6 in |
| Kerb weight Why it matters: A lighter car is usually more agile and uses less energy. | 1,770 kg 3,902 lb | No data |
| Boot Why it matters: A bigger boot fits more luggage, shopping or a pram. | 445 l 15.7 cu ft | No data |
| Economy and running costs | ||
| Fuel consumption Why it matters: Lower consumption cuts running costs and CO₂ emissions on every trip. | 6.9 l/100 km 34.1 mpg US | No data |
| CO₂ | 157 g/km | No data |
| Fuel cost per year | €1,810/year estimated | No data |
These cars do not differ in the data we have.
Equal rows hidden (2): Country, Drive.
Better marks the stronger figure - only for measurable specs (power, torque, 0–100 km/h, consumption, boot, weight).
Estimated at 15,000 km a year with fuel at €1.75/l petrol.