Archived model-year dossier

2018 Genesis G80

The 2018 Genesis G80 gets a mid-cycle refresh: a revised grille, bumper and headlamps, a new 18-inch wheel design, and a new Sport model with a 365-horsepower twin-turbo 3.3-liter V6. An 8.0-inch screen is standard and a 9.2-inch screen comes with the Ultimate package. NHTSA lists six recalls and 95 complaints. Used ones run $16,000 to $21,200 per Kelley Blue Book.

Configurations6
Model/option labels2
Combined efficiency18–22 MPG/MPGe
Electric rangeNot listed
Decision answers3

What changed on the 2018 Genesis G80

Car and Driver (opens in a new tab) says the standard G80 receives a refreshed front grille, bumper and headlamps and a new 18-inch wheel design, with a 9.2-inch touchscreen replacing the standard 8.0-inch unit on the Ultimate package, and a new Sport model with a rowdy twin-turbocharged V6 and performance suspension. Carsoid (opens in a new tab) lists the 365-hp 3.3-liter twin-turbo V6 from the larger G90 as the new engine in the lineup.

Kelley Blue Book (opens in a new tab) lists ratings of 16/24 to 19/27 mpg, and its price page puts used 2018 G80s at $16,000 for the 3.8 up to $21,200 for the 3.3T Sport at a dealer.

Recalls and problems owners report

NHTSA lists six recall campaigns for the 2018 G80. 18V305000 covers a windshield and rear window installed with incorrect primer, and 18V496000 covers an occupant classification system that may wrongly detect an adult in an empty passenger seat. 19V538000 covers a turbocharger oil supply pipe on 3.3-liter turbo cars, with 24V191000 covering the left turbocharger oil line, and owners are advised to park outside until repaired. 21V160000 covers an ABS module that could short circuit and 24V107000 covers water entering the starter solenoid.

Owners have filed 95 complaints: electrical system with 22, unknown or other with 17, steering with 15, engine with 11, and air bags and wheels with 9 each. ProblemsByVin (opens in a new tab) and CarFactBase (opens in a new tab) break these down, and Consumer Reports (opens in a new tab) rates the 2018 G80 less reliable than other cars from its model year.

2018 G80 against the E-Class and 5 Series

EPA rates the 2018 G80 at 18 to 22 mpg combined and $2,850 to $4,300 a year in fuel. The Mercedes-Benz E-Class lists 18 to 25 at $3,100 to $4,300 and the BMW 5 Series 23 to 30 at $2,650 to $3,350. The G80 matches the E-Class at the bottom and trails the 5 Series.

Trim-by-trim specifications

The 2018 Genesis G80: 3 trims compared.

Kelley Blue Book specifications, one row per trim.

2018 Genesis G80 powertrain, performance and efficiency by trim
TrimEngineTransmissionDriveHorsepowerTorque (lb-ft)EPA city / hwy / combSeatsBasic warranty
3.83.8-liter V6Automatic, 8-Spd w/ShiftronicRWD31129319 / 27 / 22 mpg55 yr / 60,000 mi
5.05.0-liter V8Automatic, 8-Spd w/ShiftronicRWD42038316 / 24 / 19 mpg55 yr / 60,000 mi
3.3T Sport3.3-liter V6 (Twin Turbo)Automatic, 8-Spd w/ShiftronicRWD36537617 / 25 / 20 mpg55 yr / 60,000 mi
2018 Genesis G80 dimensions, weights and capacities by trim
TrimCurb weightLengthHeightWheelbaseGround clearanceTurning circleFuel tankFront headroomFront legroomTires
3.84,195 lb196.5 in58.3 in118.5 in5.3 in36.2 ft20.3 gal41.1 in45.7 inP245/45R18
5.04,561 lb196.5 in58.3 in118.5 in5.3 in36.2 ft20.3 gal39.4 in45.7 inP245/40R19
3.3T Sport4,519 lb196.5 in58.3 in118.5 in5.3 in36.2 ft20.3 gal39.4 in45.7 inP245/40R19

Equipment by trim

Which 2018 Genesis G80 trim has what.

Std is standard, Opt is optional, a dash means Kelley Blue Book lists it as not available.

2018 Genesis G80 standard and optional equipment by trim
Equipment3.85.03.3T Sport
Safety
Anti-theft alarmStdStdStd
Blind-spot alertStdStdStd
Child door locksStdStdStd
Child-seat anchorsStdStdStd
Pedestrian detection with automatic brakingStdStdStd
Rearview cameraStdStdStd
Side-view camerasOptStdStd
Top-view cameraOptStdStd
Front and rear parking sensorsOptStdStd
Rear parking sensorsOptStdStd
Electronic stability controlStdStdStd
Traction controlStdStdStd
Technology
Bluetooth audio streamingStdStdStd
BluetoothStdStdStd
Hands-free callingStdStdStd
Navigation systemStdStdStd
Premium audio systemOptStdStd
Satellite radioStdStdStd
Apple CarPlay or Android AutoStdStdStd
Steering-wheel audio controlsStdStdStd
Voice recognitionOptStdStd
Comfort
Heated front seatsStdStdStd
Heated rear seatsOptOptOpt
Heated steering wheelOptOptOpt
Heated mirrorsStdStdStd
Power front seats for driver and passengerStdStdStd
Power driver's seatStdStdStd
Leather seatsStdStdStd
Leather-wrapped steering wheelStdStdStd
Panoramic moonroofOptStdStd
Tilt steering wheelStdStdStd
Tilt-and-telescoping steering wheelStdStdStd
Cup holdersStdStdStd
Exterior and convenience
Alloy wheelsStdStdStd
Fog lightsOptStd–
Power-folding mirrorsStdStdStd
Power liftgate or trunkOptStdStd
12-volt power outletStdStdStd
Power windowsStdStdStd
Remote keyless entryStdStdStd
Proximity keyless entryStdStdStd
Push-button startStdStdStd
Cruise controlStdStdStd
Integrated garage-door openerStdStdStd
Rear-window defrosterStdStdStd
Rain-sensing wipersStdStdStd

Complete certification table

6 configuration records.

EPA ID / labelEngine / technologyDrive / transmissionFuelCityHwyCombinedRange
38585G80 AWD3.3L 6-cyl SIDIConventionalAll-Wheel DriveAutomatic (S8)Premium172420N/A
38577G80 AWD3.8L 6-cyl SIDIConventionalAll-Wheel DriveAutomatic (S8)Regular182520N/A
38683G80 AWD5L 8-cyl SIDIConventionalAll-Wheel DriveAutomatic (S8)Premium152318N/A
38586G80 RWD3.3L 6-cyl SIDIConventionalRear-Wheel DriveAutomatic (S8)Premium172520N/A
38578G80 RWD3.8L 6-cyl SIDIConventionalRear-Wheel DriveAutomatic (S8)Regular192722N/A
38684G80 RWD5L 8-cyl SIDIConventionalRear-Wheel DriveAutomatic (S8)Premium162419N/A

Model-specific answer center

3 answers for this exact family-year.

Q01What changed on the 2018 Genesis G80 versus the 2017 Genesis G80?
Model year

Against the 2017 Genesis G80: Engine descriptions added: 3.3L 6-cyl SIDI. Certification records went from 3 to 6. Federal recall campaigns on file went from 2 for the 2017 to 6 for the 2018.

Source: FuelEconomy.gov certification records for both model years
Q02What size wheels does the 2018 Genesis G80 have?
Wheels and tires

The 2018 Genesis G80's wheel diameter is 18 inches on the 3.8 and 19 inches on the 5.0 and 3.3T Sport. Source: Kelley Blue Book specifications.

Source: Kelley Blue Book vehicle specifications
Q03How do the 2018 Genesis G80 trims differ from one another?
Trims

The 5.0 has 420 hp against 311 and fog lights, front and rear parking sensors, a panoramic moonroof and 6 more as standard equipment over the 3.8. The 3.3T Sport has 365 hp against 420 over the 5.0.

Source: Kelley Blue Book vehicle specifications

Live NHTSA evidence

Current federal safety records for 2018 Genesis G80.

Methodology: how a recall or complaint answer is verified

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Exact-vehicle evidence desk

Check the exact vehicle, not just the model name.

Recalls, build data and service applicability are determined at VIN level, not by model name.

FuelEconomy.gov data source (opens in a new tab) · Methodology

Other model years

Compare the Genesis G80 across model years.

See every Genesis G80 model year and research hub

Ownership desk

Problems and maintenance decisions worth checking next.