Lexus GX550 Fuel Consumption: All Variants Available
Lexus GX550 fuel economy details are summarised below for this Large Premium Suv. Official city and highway consumption figures were not available in our internal listing data for this model, so this page focuses on fuel tank capacity, engine and powertrain details across 1 generation. Real-world consumption always varies with traffic, driving style and load.
Current Generation — Current Generation (2023-Present)
The Lexus GX550 (J300, 2024-Present) uses a 3.4L V6 twin-turbo (349 PS) or 3.5L V6 hybrid. Estimated ~9.5–11.5 L/100km. Tank 80 L. MY from RM550k+. Source engine 3,445–3,500 cc = 3.4T+3.5 hybrid.
Fuel Economy Snapshot
FILLED. J300 GX550: 3.4L V6TT 349 PS ~9.5–11.5 L/100km est. Tank 80 L. MY from RM550k+. Body-on-frame SUV. CORRECTED fuel type — GX550 also has hybrid variant.
City vs Highway by Engine / Variant
| Variant | Engine | Fuel | Transmission | City | Highway |
|---|---|---|---|---|---|
| Overtrail | Twin Turbo Intercooled | PETROL | 10-speed automatic | Not available | Not available |
| Luxury+ | Twin Turbo Intercooled | PETROL | 10-speed automatic | Not available | Not available |
| Overtrail+ | 3,500 cc | PETROL | 10-speed automatic | Not available | Not available |
Per-variant figures aggregated from Mudah.my internal listings. "Not available" indicates no consumption data was recorded for that variant.