DecodedCars2023 Genesis G90
Trims, performance, features, fuel economy, safety and known problems — with the pros and cons against similar 2023 models.
- Class
- Large Cars
- Body styles
- 4dr Sedan
- Engines
- 3.5L 6-cyl turbo
- Horsepower
- 410 hp
- Drivetrain
- All-Wheel Drive
- Fuel
- Premium Gasoline, Hybrid
- MPG (best)
- 21 combined · 18 city / 26 hwy
- Length
- 207.9 in
- Curb weight
- 4,859 lb
- NHTSA rating
- Not rated
- Recalls
- 6 campaigns
Pros & cons
What's good
- Hybrid version availableOffered as a hybrid as well as gas.
- Lots of standard safety tech5 of 5 key driver aids standard on the versions we checked.
Watch out for
- Premium fuel requiredEvery gasoline version is rated for premium, which raises running costs.
- 6 recallsMore than similar models (about 2). Confirm repairs with the VIN.
Calculated from EPA, NHTSA and vPIC data against 8 similar 2023 models — not a review. How we calculate this →
Overview
The 2023 Genesis G90 is a large car offered with a 3.5L 6-cyl turbo engine, including a hybrid version and all-wheel drive.
It measures about 208 inches long and 59 inches wide on a 125-inch wheelbase, with a curb weight of roughly 4,859 lb.
EPA rates its most efficient version at 21 MPG combined (18 city / 26 highway), 11% worse than the 2023 large car average of 23.7 MPG, for an estimated $3,900 a year in fuel.
NHTSA has not published a 5-Star overall rating for this model year.
It has 6 recall campaigns on file and owners have filed 5 complaints with NHTSA since 2015, most often about the fuel/propulsion system.
What changed for 2023
- New body dimensions: 2.8 in longer — most likely a redesign or new generation
- New hybrid version
- Engine added: 3.5L 6-cyl turbo
- Engines dropped: 3.3L 6-cyl turbo and 5.0L 8-cyl
Compared with 2022; trim, feature and price changes aren't covered. See the 2022 G90 →
Trims, performance & features
Engine410 hp3.5L turbo 6-cyl
Trims
3.5T e-Supercharger3.5T
Safety & driver-assist features
Automatic emergency brakingStandard
Pedestrian emergency brakingStandard
Forward collision warningStandard
Blind-spot monitoringStandard
Blind-spot interventionStandard
Rear cross-traffic alertStandard
Rear automatic brakingStandard
Lane departure warningStandard
Lane keeping assistStandard
Adaptive cruise controlStandard
Parking assistStandard
Backup cameraStandard
Automatic high beamsStandard
Keyless startStandard
LED headlightsYes
Built in: Ulsan, South Korea
NHTSA vPIC, as reported by the manufacturer for 2 2023 G90 configurations; may not list every trim. How we calculate this →
Dimensions & weight
| Body | Length | Width | Height | Wheelbase | Track F / R | Curb weight | Weight F/R |
|---|---|---|---|---|---|---|---|
| 4dr Sedan | 207.9 in | 58.7 in | 76 in | 125.2 in | 64.6 / 64.6 in | 4,859 lb |
Transport Canada CVS (Open Government Licence – Canada), Canadian-market figures.
Will it fit your garage? Check with your measurements →Engines, MPG & running costs
| Version | Engine | Transmission | Drive | City / Hwy / Comb | vs. class | Fuel / yr | CO₂ g/mi |
|---|---|---|---|---|---|---|---|
| G90 AWD | 3.5L 6-cyl turbo | Automatic (S8) | All-Wheel Drive | 18 / 26 / 21 | -11% | $3,900 | 426 |
| G90 MHEV Hybrid | 3.5L 6-cyl turbo | Automatic (S8) | All-Wheel Drive | 17 / 24 / 20 | -16% | $4,100 | 441 |
4/10EPA fuel economy score (best version)
4/10EPA greenhouse gas score
Spend $7,500Fuel over 5 years vs. average new car
23.7 MPG2023 Large Cars average
EPA estimates; "vs. class" is combined MPG against the 2023 EPA class average. How we calculate this →
Safety ratings & technology
NHTSA has not published 5-Star ratings for the 2023 Genesis G90.
Similar 2023 large cars
| Model | Best MPG / range | NHTSA overall | Recalls |
|---|---|---|---|
| 2023 Genesis G90 (this car) | 21 MPG | Not rated | 6 |
| 2023 BMW 7 Series | 27 MPG | Not rated | 0 |
| 2023 Lexus LS | 25 MPG | Not rated | 2 |
| 2023 Porsche Panamera | 22 MPG | Not rated | 1 |
| 2023 Audi A8 | 22 MPG | Not rated | 2 |
| 2023 Maserati Quattroporte | 20 MPG | Not rated | 1 |
| 2023 Volvo S90 | 30 MPG | Not rated | 3 |
Recalls (6)
Fuel System, Gasoline › Delivery › Hoses, Lines/Piping, And Fittings · Apr 10, 2026
NHTSA campaign 26V229000 · 94,760 vehicles
- Problem
- Hyundai Motor America (Genesis) is recalling certain Genesis 2022-2026 GV70, 2023-2025 G90, 2021-2025 G80, and GV80 vehicles. Fuel may leak at the pipe connection between the fuel pipe and fuel rail.
- Risk
- A fuel leak increases the risk of a fire.
- Fix
- Dealers will inspect and tighten, or replace the fuel pipe as necessary, free of charge. Owner notification letters were mailed beginning July 20, 2026. Owners may contact Genesis customer service at 844-340-9741. Genesis' number for this recall is 033G. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov beginning April 11, 2026.
Seat Belts › Front › Anchorage · Apr 6, 2026
NHTSA campaign 26V218000 · 294,448 vehicles
- Problem
- 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 detach.
- Risk
- A detached seat belt anchor will not adequately restrain the seat occupant, increasing the risk of injury in a crash.
- Fix
- 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 contact Hyundai customer service at 1-855-371-9460 and Genesis customer service at 844-340-9741. Hyundai's numbers for this recall are 298 and 032G. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov April 8, 2026.
Forward Collision Avoidance › Sensing System › Radar · Dec 1, 2025
NHTSA campaign 25V833000 · 483 vehicles
- Problem
- 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 driving.
- Risk
- Sudden, unintended braking increases the risk of a crash.
- Fix
- 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 letters were mailed January 26, 2026. Owners may contact Genesis customer service at 844-340-9741. Hyundai's number for this recall is 030G. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on December 3, 2025.
Electrical System › Instrument Cluster/Panel · Jul 17, 2025
NHTSA campaign 25V474000 · 4,754 vehicles
- Problem
- Hyundai Motor America (Hyundai) is recalling certain Genesis 2023-2025 G90 and GV60 vehicles. Due to a software error, the instrument panel display may fail. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 101, "Controls and Displays."
- Risk
- An instrument panel display that fails to show critical safety information, such as the speedometer or warning lights, increases the risk of a crash.
- Fix
- The instrument panel display software will be updated over-the-air (OTA) or by a dealer, free of charge. Owner notification letters were mailed August 22, 2025. Owners may contact Genesis customer service at 844-340-9741. Hyundai's number for this recall is 027G.
Fuel System, Gasoline › Delivery › Fuel Pump · Apr 19, 2024
NHTSA campaign 24V282000 · 31,440 vehicles
- Problem
- Hyundai Motor America (Hyundai) is recalling certain 2022-2023 Genesis GV70, GV80, G80, and G90 vehicles. The fuel pump may fail, which can result in a loss of drive power.
- Risk
- A loss of drive power can increase the risk of a crash.
- Fix
- Dealers will inspect and replace the fuel pump assembly, free of charge. Owner notification letters were mailed June 7, 2024. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 022G. This recall is an expansion of recall number 23V-630.
Seat Belts › Rear/Other · Mar 28, 2023
NHTSA campaign 23V210000 · 575 vehicles
- Problem
- Hyundai Motor America (Hyundai) is recalling certain 2023 Genesis G90 vehicles. In the event of a crash, the front driver-side, passenger-side, and rear seat belt pretensioners may explode upon deployment.
- Risk
- An exploding seat belt pretensioner can project metal fragments into the vehicle, strike vehicle occupants, and result in injury.
- Fix
- Dealers will secure the seat belt pretensioners with a cap, free of charge. Owner notification letters were mailed May 17, 2023. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 013G.
Not every 2023 Genesis G90 is affected — only a VIN check confirms your car.
Owner-reported problems
5Complaints to NHTSA since 2015
1Involved a crash
0Involved a fire
0Injuries reported
Unverified owner reports; best-sellers collect more.
Used 2023 Genesis G90 buyer's checklist
- Run the VIN at nhtsa.gov/recalls. 6 recalls this year — ask for proof of repairs.
- Fuel/Propulsion System — 2 owner reports. Smell for fuel around the car and in the cabin, check that it starts easily when warm, and look at the oil dipstick for a fuel smell or rising level.
- Seat Belts — 2 owner reports. Confirm the airbag warning light turns off after start-up and any airbag recall was completed.
- Electrical System — 1 owner reports. Test every window, lock, light, screen and USB port; check the battery age.
- Hybrid system. Check for hybrid-system warning lights and ask whether the high-voltage battery has been replaced or is still under warranty.
- Before you pay: service records, a history report and an independent inspection.
Generated by DecodedCars from NHTSA recalls and owner complaints for the 2023 Genesis G90. Not a substitute for a professional inspection.
Other G90 years
Compare all years →| Year | MPG (best) | Length | Overall | Recalls | Complaints |
|---|---|---|---|---|---|
| 2026 G90 | 21 | 207.9 in | Not rated | 2 | 0 |
| 2025 G90 | 21 | 207.9 in | Not rated | 4 | 2 |
| 2024 G90 | 21 | 207.9 in | Not rated | 4 | 3 |
| 2022 G90 | 20 | 205.1 in | Not rated | 2 | 4 |
| 2021 G90 | 20 | 205.1 in | Not rated | 1 | 5 |
| 2020 G90 | 20 | 205.5 in | Not rated | 1 | 3 |
| 2019 G90 | 20 | 205.5 in | Not rated | 2 | 6 |
| 2018 G90 | 20 | 205.5 in | Not rated | 4 | 16 |
| 2017 G90 | 20 | 205.5 in | Not rated | 3 | 26 |
Sources: EPA, NHTSA, Transport Canada, Wikimedia Commons. Not affiliated with NHTSA, the EPA or Genesis. How we calculate this →