Aveo T300 vs Cobalt II: which is better?
Chevrolet Aveo T300 (2011–2015) vs Chevrolet Cobalt II (2011–2016): specs, fuel economy, tax and common problems.
Chevrolet Aveo T300Specifications
| Chevrolet Aveo T300 | Chevrolet Cobalt II | |
|---|---|---|
| Production years | 2011–2015 | 2011–2016 |
| Body | sedan | sedan |
| Fuel | petrol | petrol |
| Engines | 1.6 | 1.5 (B15D2) |
| Power, up to | 115 hp | 106 hp |
| Torque, up to | 155 Nm | 134 Nm |
| Gearbox | automatic | manual |
| Drive | front-wheel drive | front-wheel drive |
| 0–100 km/h, from | — | 11,7 s |
| Consumption, from | — | 6,5 L/100 km |
| Length | 4 399 mm | 4 479 mm |
| Width | 1 735 mm | 1 735 mm |
| Height | 1 517 mm | 1 514 mm |
| Wheelbase | 2 525 mm | 2 620 mm |
| Ground clearance | — | 155 mm |
| Curb weight | — | 1 168 kg |
| Fuel tank | 46 L | 47 L |
| KZ tax 2026 (car under 10 years) | ≈ 13 675 ₸ | ≈ 8 650 ₸ |
The better value is highlighted in green.
Pros, cons and common problems
Chevrolet Aveo T300
Pros
- Conventional automatic, no robotized gearbox or CVT
- Sold in all major markets of the region — parts and mechanics available
Cons
- GM 6T30/6T40/6T45 etc. gearbox: 3-5-R clutch pack wave spring failure (6T40/6T45)
Gearbox (GM 6T30/6T40/6T45, etc.): broken wave spring in the 3-5-R clutch pack (6T40/6T45); jerks when the valve body wears.
Chevrolet Cobalt II
Pros
- Local assembly: Uzbekistan
- Sold in all major markets of the region — parts and mechanics available
Cons
- GM B15D2 engine (1.5, Cobalt/Nexia): valve cover gasket leak
- GM 6T30/6T40/6T45 etc. gearbox: 3-5-R clutch pack wave spring failure (6T40/6T45)
Engine (GM B15D2 (1.5, Cobalt/Nexia)): valve cover gasket leak; timing belt wear; hydraulic lifter tapping when cold.
Gearbox (GM 6T30/6T40/6T45, etc.): broken wave spring in the 3-5-R clutch pack (6T40/6T45); jerks when the valve body wears.
Which one to choose
- Aveo T300 — if you care more about: power, torque.
- Cobalt II — if you care more about: wheelbase, fuel tank, 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: Aveo T300 or Cobalt II?
Aveo T300: up to 115 hp, Cobalt II: up to 106 hp.
What is the vehicle tax in Kazakhstan?
For 2026, for a car under 10 years old: Aveo T300 — about 13 675 ₸, Cobalt II — about 8 650 ₸ (base engine). A 0.7 factor applies to cars aged 10–20 years and 0.5 to cars over 20.