DecodedCars2020 Genesis G90
Trims, performance, features, fuel economy, safety and known problems — with the pros and cons against similar 2020 models.
- Class
- Large Cars
- Body styles
- 4dr Sedan
- Engines
- 3.3L 6-cyl turbo, 5.0L 8-cyl
- Drivetrain
- All-Wheel Drive, Rear-Wheel Drive
- Fuel
- Premium Gasoline
- MPG (best)
- 20 combined · 17 city / 25 hwy
- Length
- 205.5 in
- Curb weight
- 4,815 lb
- NHTSA rating
- Not rated
- Recalls
- 1 campaign
Pros & cons
What's good
- AWD / 4WD available
Watch out for
- Below-average fuel economyBest version gets 20 MPG combined, 14% below the 2020 large car average of 23.3 MPG.
- Premium fuel requiredEvery gasoline version is rated for premium, which raises running costs.
Calculated from EPA, NHTSA and vPIC data against 16 similar 2020 models — not a review. How we calculate this →
Overview
The 2020 Genesis G90 is a large car offered with 2 engines (3.3L 6-cyl turbo and 5.0L 8-cyl) and all-wheel drive and rear-wheel drive.
It measures about 206 inches long and 74 inches wide on a 125-inch wheelbase, with a curb weight of roughly 4,815 lb.
EPA rates its most efficient version at 20 MPG combined (17 city / 25 highway), 14% worse than the 2020 large car average of 23.3 MPG, for an estimated $4,100 a year in fuel.
NHTSA has not published a 5-Star overall rating for this model year.
It has 1 recall campaign on file and owners have filed 3 complaints with NHTSA since 2015, most often about the wheels.
What changed for 2020
No changes to engines, powertrains, drivetrains, size, EPA ratings or NHTSA crash rating compared with the 2019 G90 — a carry-over year in the data.
Compared with 2019; trim, feature and price changes aren't covered. See the 2019 G90 →
Dimensions & weight
| Body | Length | Width | Height | Wheelbase | Track F / R | Curb weight | Weight F/R |
|---|---|---|---|---|---|---|---|
| 4dr Sedan | 205.5 in | 74.4 in | 59.4 in | 124.8 in | 63.8 / 63.8 in | 4,815 lb | 53/47 |
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 | 3.3L 6-cyl turbo | Automatic (S8) | All-Wheel Drive | 17 / 25 / 20 | -14% | $4,100 | 451 |
| G90 RWD | 3.3L 6-cyl turbo | Automatic (S8) | Rear-Wheel Drive | 17 / 25 / 20 | -14% | $4,100 | 446 |
| G90 RWD | 5.0L 8-cyl | Automatic (S8) | Rear-Wheel Drive | 16 / 24 / 19 | -18% | $4,350 | 485 |
| G90 AWD | 5.0L 8-cyl | Automatic (S8) | All-Wheel Drive | 15 / 23 / 18 | -23% | $4,550 | 500 |
EPA estimates; "vs. class" is combined MPG against the 2020 EPA class average. How we calculate this →
Safety ratings & technology
NHTSA has not published 5-Star ratings for the 2020 Genesis G90.
Similar 2020 large cars
| Model | Best MPG / range | NHTSA overall | Recalls |
|---|---|---|---|
| 2020 Genesis G90 (this car) | 20 MPG | Not rated | 1 |
| 2020 BMW 7 Series | 24 MPG | Not rated | 0 |
| 2020 Lexus LS | 28 MPG | Not rated | 2 |
| 2020 Lincoln Continental | 21 MPG | ★★★★★ | 2 |
| 2020 Tesla Model S | 402 mi | Not rated | 11 |
| 2020 Porsche Panamera | 23 MPG | Not rated | 2 |
| 2020 Lexus ES | 44 MPG | Not rated | 3 |
Recalls (1)
Engine And Engine Cooling › Engine › Gasoline › Turbo/Supercharger · Mar 8, 2024
NHTSA campaign 24V191000 · 28,439 vehicles
- Problem
- Hyundai Motor America (Hyundai) is recalling certain 2018-2020 Genesis G80, 2017-2022 G90, and 2019-2022 G70 vehicles equipped with a 3.3-liter V6 turbocharged engine. The left turbocharger oil feed pipe may deteriorate and leak oil.
- Risk
- An oil leak in the presence of hot engine components can increase the risk of an engine compartment fire.
- Fix
- Dealers will replace the left turbocharger oil feed pipe, free of charge. Owner notification letters were mailed May 3, 2024. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 019G. This recall expands and replaces recall number 19V-538. Vehicles previously repaired under 19V-538 will need to have the new remedy completed.
Not every 2020 Genesis G90 is affected — only a VIN check confirms your car.
Owner-reported problems
Unverified owner reports; best-sellers collect more.
Used 2020 Genesis G90 buyer's checklist
- Run the VIN at nhtsa.gov/recalls. 1 recall this year — ask for proof of repairs.
- Wheels — 2 owner reports. Ask the seller and mechanic specifically about this system.
- Exterior Lighting — 1 owner reports. Check all exterior lights, wipers and the windshield for cracks.
- Steering — 1 owner reports. Turn lock-to-lock while parked and on the road; listen for noises and feel for heavy or loose steering.
- Mileage to watch. Owners typically reported problems around 450 miles; ask what was repaired near that point.
- Before you pay: service records, a history report and an independent inspection.
Generated by DecodedCars from NHTSA recalls and owner complaints for the 2020 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 |
| 2023 G90 | 21 | 207.9 in | Not rated | 6 | 5 |
| 2022 G90 | 20 | 205.1 in | Not rated | 2 | 4 |
| 2021 G90 | 20 | 205.1 in | Not rated | 1 | 5 |
| 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 →