Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2026 G90.
The 2026 Genesis G90 utilizes an S8 automatic transmission and achieves an EPA-rated fuel economy of 18 city, 26 highway, and 21 combined mpg. This model year is part of a complaint history spanning 2017 to 2026, which saw a high of 24 complaints in 2017. With a low of 2 complaints recorded in 2020, the model's reliability history demonstrates a significant variance in reported issues over time.
Fluid capacities, tune-up values and fuel economy at a glance.
Engine, drivetrain, dimensions and economy.
| Transmission | Automatic (S8) |
| Overall length | 207.9 in |
| Overall width | 58.7 in |
| Overall height | 76 in |
| Wheelbase | 125.2 in |
| Curb weight | 4859 lb |
| Track (front / rear) | 64.6 / 64.6 in |
| Weight distribution (front / rear) | 51/49 |
| EPA city / highway / combined | 18 / 26 / 21 mpg |
| Drivetrain | All-Wheel Drive |
| Passenger volume | 109 cu ft |
| Cargo volume | 12 cu ft |
| Recommended fuel | Premium Gasoline |
0–60 mph, quarter-mile, horsepower and torque from independent road tests.
Independent road tests for the G90 of this era, listed by trim and engine — this page spans more than one engine, so no single horsepower figure is shown.
| Year | Trim / engine | 0–60 | ¼ mile | HP | Drivetrain |
|---|---|---|---|---|---|
| 2023 | 3.5T e-Supercharger Sedan 3.5L Twin-Turbo V6 + Elec | 4.90 sec | 13.50 sec | 409 hp | AWD |
| 2023 | 3.5T e-Supercharger Sedan 3.5L Twin-Turbo V6 + Elec | 5.10 sec | 13.70 sec | 409 hp | AWD |
| 2023 | 3.5T e-Supercharger Sedan 3.5L Twin-Turbo V6 + Elec | 5.40 sec | 13.90 sec | 409 hp | AWD |
Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.
Showing 2 of 2 campaigns on record for this vehicle.
Hyundai Motor America (Hyundai) is recalling certain 2023-2026 Genesis G90 vehicles. The Highway Drive Assist (HDA) corner radar may falsely detect another vehicle, which can result in sudden, unintended braking while… Remedy: Owners are advised not to use the Highway Drive Assist feature until the remedy has been performed. Dealers will replace the front bumper beam, free of charge. Owner notification…
Hyundai Motor America (Hyundai) is recalling certain 2023-2025 Hyundai Ioniq 6, 2023-2026 Genesis G90, 2024-2026 Hyundai Santa Fe, and Hyundai Santa Fe Hybrid vehicles. The driver and passenger seat belt anchors may… Remedy: Dealers will inspect and reinforce or replace the seat belt anchors, as necessary, free of charge. Owner notification letters were mailed beginning May 29, 2026. Owners may…
Showing 5 of 9 bulletins on record with NHTSA.
| Bulletin | Date | Component | Summary |
|---|---|---|---|
| 26-01-049G DCS | 2026-06-02 | Unknown Or Other | Certain G80 (RG3) and G90 (RS4) vehicles equipped with the 2.5T‑GDI Theta III or 3.5T‑GDI… |
| 26-01-049G TSB | 2026-06-02 | Unknown Or Other | Certain G80 (RG3) and G90 (RS4) vehicles equipped with the 2.5T‑GDI Theta III or 3.5T‑GDI… |
| 26-GI-002G TSB | 2026-05-27 | Electrical System | This bulletin provides information related to the navigation and head unit software… |
| DTN DL | 2026-04-10 | Air Bags | The National Highway Traffic Safety Administration (NHTSA) has identified the presence of… |
| DTN DCS | 2026-04-10 | Air Bags | The National Highway Traffic Safety Administration (NHTSA) has issued an urgent safety… |
The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.
Decode factory build data for a specific vehicle by VIN.
Cross-vehicle references for the kinds of data on this page.
NHTSA lists 2 recall campaign(s) for this model year. Check your specific vehicle by VIN.
EPA figures are 18 city / 26 highway / 21 combined mpg.