A8 D5 vs 5 Series G30: which is better?
Audi A8 D5 (2017–present) vs BMW 5 Series G30 (2016–2023): specs, fuel economy, tax and common problems.
Audi A8 D5
BMW 5 Series G30Specifications
| Audi A8 D5 | BMW 5 Series G30 | |
|---|---|---|
| Production years | 2017–present | 2016–2023 |
| Body | sedan | sedan |
| Fuel | petrol | petrol |
| Engines | 3.0 TFSI (55 TFSI) | 2.0 Turbo (530i) |
| Power, up to | 340 hp | 249 hp |
| Torque, up to | 500 Nm | 350 Nm |
| Gearbox | automatic | automatic |
| Drive | all-wheel drive | rear-wheel drive |
| Length | 5 172 mm | 4 936 mm |
| Width | 1 945 mm | 1 868 mm |
| Height | 1 473 mm | 1 479 mm |
| Wheelbase | 2 998 mm | 2 975 mm |
| Fuel tank | 72 L | 68 L |
| KZ tax 2026 (car under 10 years) | ≈ 42 425 ₸ | ≈ 16 475 ₸ |
The better value is highlighted in green.
Pros, cons and common problems
Audi A8 D5
Pros
- Gearbox ZF 8HP: a reliable gearbox
- Powerful versions: up to 340 hp
- Large tank: 72 L
- Currently in production — can be bought new
Cons
- Gearbox ZF 8HP: rarely, mechatronics and bushings at high mileage
Gearbox (ZF 8HP): reliable gearbox; rarely — mechatronic and bushings at high mileage.
BMW 5 Series G30
Pros
- Gearbox ZF 8HP: a reliable gearbox
- Powerful versions: up to 249 hp
- Sold in all major markets of the region — parts and mechanics available
Cons
- Engine BMW B46/B48/B58: oil and coolant leaks at high mileage
- Gearbox ZF 8HP: rarely, mechatronics and bushings at high mileage
Engine (BMW B46/B48/B58): oil and coolant leaks at high mileage; water pump failures occur.
Gearbox (ZF 8HP): reliable gearbox; rarely — mechatronic and bushings at high mileage.
Which one to choose
- A8 D5 — if you care more about: power, torque, wheelbase, fuel tank.
- 5 Series G30 — if you care more about: kz tax 2026.
The condition of a specific car matters more than the model: check the service history and get the engine and gearbox inspected before buying.
FAQ
Which is more powerful: A8 D5 or 5 Series G30?
A8 D5: up to 340 hp, 5 Series G30: up to 249 hp.
What is the vehicle tax in Kazakhstan?
For 2026, for a car under 10 years old: A8 D5 — about 42 425 ₸, 5 Series G30 — about 16 475 ₸ (base engine). A 0.7 factor applies to cars aged 10–20 years and 0.5 to cars over 20.