Tahoe T1XX vs GX III (J250): which is better?
Chevrolet Tahoe T1XX (2020–present) vs Lexus GX III (J250) (2023–present): specs, fuel economy, tax and common problems.
Chevrolet Tahoe T1XX
Lexus GX III (J250)Specifications
| Chevrolet Tahoe T1XX | Lexus GX III (J250) | |
|---|---|---|
| Production years | 2020–present | 2023–present |
| Body | SUV | SUV |
| Fuel | petrol | petrol |
| Engines | 5.3 V8 | 3.4 V6 Twin-Turbo (GX550) |
| Power, up to | 355 hp | 353 hp |
| Torque, up to | 519 Nm | 650 Nm |
| Gearbox | automatic | automatic |
| Drive | all-wheel drive | all-wheel drive |
| Length | 5 351 mm | 4 950 mm |
| Width | 2 058 mm | 1 980 mm |
| Height | 1 927 mm | 1 925 mm |
| Wheelbase | 3 071 mm | 2 850 mm |
| Fuel tank | 91 L | — |
| KZ tax 2026 (car under 10 years) | ≈ 515 125 ₸ | ≈ 67 675 ₸ |
The better value is highlighted in green.
Pros, cons and common problems
Chevrolet Tahoe T1XX
Pros
- Powerful versions: up to 355 hp
- All-wheel-drive versions available
- Conventional automatic, no robotized gearbox or CVT
- Large tank: 91 L
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.
Lexus GX III (J250)
Pros
- Powerful versions: up to 353 hp
- All-wheel-drive versions available
- Conventional automatic, no robotized gearbox or CVT
- Currently in production — can be bought new
Cons
- Toyota Dynamic Force engine (A25A, M20A, T24A, V35A): new, little reliability data so far
- Gearbox Toyota Direct Shift 8AT/10AT: the gearboxes are new
Engine (Toyota Dynamic Force (A25A, M20A, T24A, V35A)): few widespread issues: the engines are relatively new, with less data.
Gearbox (Toyota Direct Shift 8AT/10AT): the gearboxes are new; there are complaints about harsh shifts, fixed by a software update.
Which one to choose
- Tahoe T1XX — if you care more about: power, wheelbase.
- GX III (J250) — if you care more about: torque, 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: Tahoe T1XX or GX III (J250)?
Tahoe T1XX: up to 355 hp, GX III (J250): up to 353 hp.
What is the vehicle tax in Kazakhstan?
For 2026, for a car under 10 years old: Tahoe T1XX — about 515 125 ₸, GX III (J250) — about 67 675 ₸ (base engine). A 0.7 factor applies to cars aged 10–20 years and 0.5 to cars over 20.