Diamond Auto Sales

900 El Cajon Blvd, El Cajon, CA 92020
4.8
4.8 out of 5 stars

Used 2018 Genesis G80 3.8

62,257 miles
For Sale:$17,999

$500(-2.7%)price drop

Estimated payment:$408/mo.
$0 trade-in, 10% down payment, 48 months, Great credit score

SequenceDatePrice ChangeCurrent Price
1.2/6/2026 (2 months ago)$18,499
2.3/26/2026 (23 days ago)-$500 (-2.7%)$17,999
  • Car
  • Sedan
  • Luxury
  • Very Comfortable
  • Extended Front Legroom
  • Vaulted Headroom
  • Condition
    Used
  • Mileage
    62,257miles
  • Aggregate Ratings
    4
    4 out of 5 stars
  • Generation
    1(2016 - 2020)
  • Trim
    3.8
  • Drivetrain
    Rear Wheel
  • Transmission
    8-Speed Shiftable Automatic
  • MPG
    19 city27 highwayMax range: 548 miles
  • Exterior Color
    Casablanca White (White)Factory Paint Code:YW6
  • Interior Color
    Beige (Brown & Beige)Factory Paint Code:WYB
  • Upholstery
    Leather
  • Size Segment
    Large
  • Doors
    4
  • Max Seating
    5
  • Max Towing Capacity
    0lbs.
  • Ground Clearance
    5.3inch
  • NHTSA Safety Ratings
    5
    5 out of 5 stars
  • Final Assembly Point
    Ulsan, South Korea
  • VIN
    KMHGN4JE5JU284829
  • Starting MSRP
    $41,750

Engine3.8L V6 Gasoline 311hp

  • Fuel Type:Gasoline
  • Fuel Quality:87
  • Max Horsepower:311 hp @ 6000 rpm
  • Power to Weight Ratio:13.49lbs/hp
  • Max Torque:293 ft.lbf @ 5000 rpm
  • Displacement:3.8liters
  • Block Type:V
  • Cylinders:6
  • Aspiration:Naturally Aspirated
  • Fuel Induction:Direct Injection
  • Oil Capacity:7.7liters
  • Cam Type:DOHC
  • Stroke:3.43
  • Bore:3.78
  • Valves:24

Message from the seller

Priced Competitively to sell, this vehicle is very well maintained and provided with Full Vehicle History through a Carfax Report. Prior to listing our vehicles for sell, we make sure that they pass all the inspections necessary. We spend top dollars to recondition our vehicles, and every vehicle is maintained and inspected by a 30-year mechanic specialist who specializes in German Cars, Japanese cars, Domestic Cars, English Cars and every make and model. To back our Claim we offer 3 Month Free Warranty on Most Vehicles. Our focus is providing you with a peace of mind when you purchase our vehicles, and we ensure you that we will accommodate you and response to any questions or concerns you may have prior and after purchasing our vehicles. We have a solid belief that each vehicle must be superior in quality enable for us to build customer relations and future referrals. Our method of operation is similar to retail and not Sales, no pressure tactics enforced, "simply select a vehicle, go for a test drive, tells what you think and we can proceed from there".

* Based on opinions and should be considered as general guidance only.

  • Reliability (4)
    4 out of 5 stars
    Genesis, as a newer luxury brand, has quickly established a reputation for strong reliability. The 2018 G80 3.8 generally receives positive marks for its dependable powertrain and electronics, with fewer reported issues compared to some European rivals.
  • Maintenance (3)
    3 out of 5 stars
    Maintenance costs for a luxury vehicle like the G80 are generally higher than for a mainstream car. While Genesis offers competitive service programs, parts and labor can be more expensive. However, the brand does offer complimentary scheduled maintenance for a period, which helps offset some initial costs.
  • Technology (4)
    4 out of 5 stars
    The G80 comes well-equipped with technology, including a user-friendly infotainment system with a responsive touchscreen and physical controls. Apple CarPlay and Android Auto are standard. Advanced driver-assistance features are plentiful and work seamlessly, enhancing safety and convenience.
  • Comfort (5)
    5 out of 5 stars
    Comfort is a strong suit for the G80. The seats are exceptionally supportive and plush, offering excellent adjustability. The cabin is remarkably quiet, effectively isolating occupants from road and wind noise. Rear passenger space is generous, making it a comfortable choice for all occupants.
  • Dynamics (4)
    4 out of 5 stars
    The 2018 Genesis G80 3.8 offers a refined and composed driving experience. While not overtly sporty, it handles curves with confidence and provides a smooth, quiet ride. The steering is well-weighted and responsive, making it an enjoyable car for daily commuting and longer trips.

  • Comfort & Seating:

    • Heated Seats
    • Power Seats
  • Convenience:

    • Adaptive Cruise Control
    • Automatic Climate Control
    • Garage Door Opener
    • Rain Sensing Wipers
  • Entertainment:

    • Bluetooth
    • Satellite Radio
  • Exterior:

    • Heated Mirrors
    • Tinted Windows
  • Safety:

    • Automatic Emergency Braking
    • Autonomous Braking
    • Backup Camera
    • Blind Spot Monitor
    • Collision Avoidance
    • Cross Traffic Alert
    • Lane Departure Warning
    • Lane Keeping Assistance
    • Tire Pressure Monitoring
  • Technology:

    • Android Auto
    • Navigation

  • Air Conditioning

    • Front air conditioning: automatic climate control
    • Front air conditioning zones: dual
    • Rear vents: second row
    • Humidity/dewpoint sensors
    • Air filtration
  • Airbags

    • Airbag deactivation: occupant sensing passenger
    • Side airbags: front
    • Knee airbags: driver
    • Front airbags: dual
    • Side curtain airbags: front
    • Side airbags: rear
    • Side curtain airbags: rear
  • Audio System

    • Auxiliary audio input: Bluetooth
    • Radio: touch screen display
    • Internet radio app: Pandora
    • Antenna type: diversity
    • Antenna type: mast
    • In-Dash CD: single disc
    • In-Dash CD: MP3 Playback
    • Subwoofer: 1
    • Total speakers: 6
    • Radio: AM/FM
    • Radio data system
    • Auxiliary audio input: jack
    • Auxiliary audio input: USB
    • Radio: HD radio
    • Auxiliary audio input: iPod/iPhone
    • Satellite radio: SiriusXM
  • Brakes

    • Rear brake type: disc
    • Rear brake diameter: 12.4
    • Front brake diameter: 13.6
    • Front brake type: ventilated disc
    • Braking assist
    • Electronic brakeforce distribution
    • ABS: 4-wheel
    • Power brakes
    • Electronic parking brake: auto off
  • Comfort Features

    • Floor mat material: carpet
    • Dash trim: wood
    • Shift knob trim: leather
    • Center console trim: wood
    • Armrests: rear center folding with pass-thru
    • Steering wheel trim: leather
    • Armrests: rear center with cupholders
    • Interior accents: metallic/woodgrain
    • Floor mats: rear
    • Floor mats: front
    • Floor material: carpet
    • Door sill trim: scuff plate
    • Door trim: leatherette
  • Convenience Features

    • Adaptive stop and go cruise control: semi-automatic
    • Cupholders: front
    • Memorized settings: 2 driver
    • Memorized settings: steering wheel
    • Adaptive cruise control
    • One-touch windows: 4
    • Reading lights: front
    • Cargo area light
    • Power steering
    • Multi-function remote: panic alarm
    • Power windows: lockout button
    • Courtesy lights: door
    • Overhead console: front
    • Steering wheel mounted controls: audio
    • Memorized settings: driver seat
    • Memorized settings: side mirrors
    • Push-button start
    • Vanity mirrors: dual illuminating
    • Power outlet(s): two 12V front
    • Reading lights: rear
    • Assist handle: rear
    • Center console: front console with armrest and storage
    • Steering wheel: power tilt and telescopic
    • Rearview mirror: auto-dimming
    • Steering wheel mounted controls: cruise control
    • Steering wheel mounted controls: phone
    • Universal remote transmitter: Homelink - garage door opener
    • Steering wheel mounted controls: paddle shifter
    • Storage: front seatback
    • Assist handle: front
    • Storage: cargo net
    • Storage: door pockets
    • Multi-function remote: proximity entry system
    • Cupholders: rear
    • Steering wheel mounted controls: voice control
    • Storage: accessory hook
    • Multi-function remote: trunk release
  • Drivetrain

    • Drive mode selector
    • Axle ratio: 3.91
  • Engine

    • Battery saver
    • Battery: maintenance-free
    • Alternator: 180 amps
  • Exterior Features

    • Exhaust: integrated
    • Exhaust tip color: metallic
    • Rear trunk/liftgate: sensor-activated
    • Rear trunk/liftgate: power operated
    • Front bumper color: body-color
    • Mirror color: body-color
    • Door handle color: body-color with chrome accents
    • Rear bumper color: body-color
    • Body side moldings: chrome
    • Exhaust: dual tip
    • Window trim: silver
    • Grille color: silver
  • In Car Entertainment

    • Connected in-car apps: SiriusXM Travel Link
    • Connected in-car apps: SiriusXM Weather
    • Connected in-car apps: SiriusXM Movie Listing
    • Connected in-car apps: SiriusXM Stocks
    • Smartphone integration: Apple CarPlay
    • Smartphone integration: Android Auto
    • Infotainment: Genesis Connected Services
    • Infotainment screen size: 8 in.
  • Instrumentation

    • Instrument cluster screen size: 4.3 in.
    • Clock
    • Gauge: tachometer
    • Compass
    • Digital odometer
    • External temperature display
    • Multi-function display
    • Fuel economy display: MPG
    • Fuel economy display: range
    • Warnings and reminders: low oil level
    • Warnings and reminders: low fuel level
    • Warnings and reminders: maintenance due
    • Trip odometer
  • Lights

    • Daytime running lights: LED
    • Taillights: LED
    • Headlights: HID/Xenon
    • Headlights: auto high beam dimmer
    • Exterior entry lights: approach lamps
    • Headlights: auto delay off
    • Headlights: auto on/off
    • Headlights: self-leveling
  • Mirrors

    • Side mirrors: integrated turn signals
    • Side mirror adjustments: power
    • Side mirrors: heated
    • Side mirrors: auto-dimming
    • Side mirror adjustments: power folding
  • Safety

    • Rearview monitor: in dash
    • Cross traffic alert: rear
    • Impact absorbing seats: dual front
    • Driver attention alert system
    • Pre-collision warning system: vibrating steering wheel
    • Pre-collision warning system: audible warning
    • Pre-collision warning system: visual warning
    • Lane keeping assist
    • Pre-collision warning system: vibrating seat belt
    • Pre-collision warning system: pedestrian detection
    • Automatic emergency braking: front pedestrian
    • Automatic emergency braking: front
    • Child safety door locks
    • Child seat anchors: LATCH system
    • Emergency interior trunk release
    • Camera system: rearview
    • Blind spot safety: sensor/alert
    • Lane deviation sensors
    • Crumple zones: front
    • Crumple zones: rear
  • Seatbelts

    • Seatbelt pretensioners: front
    • Seatbelt pretensioners: rear
    • Seatbelt force limiters: front
    • Seatbelt warning sensor: front
    • Rear seatbelts: 3-point
    • Front seatbelts: 3-point
    • Emergency locking retractors: front
  • Seats

    • Passenger seat power adjustments: 4-way power lumbar
    • Driver seat power adjustments: height
    • Passenger seat power adjustments: height
    • Passenger seat: heated
    • Front headrests: power adjustable
    • Driver seat: heated
    • Driver seat power adjustments: 12
    • Rear headrests: 3
    • Front headrests: 2
    • Passenger seat power adjustments: 12
    • Front seat type: bucket
    • Upholstery: leather
    • Rear seat type: bench
    • Rear headrests: adjustable
    • Driver seat power adjustments: 4-way power lumbar
    • Driver seat power adjustments: reclining
    • Passenger seat power adjustments: reclining
  • Security

    • Anti-theft system: alarm
    • Anti-theft system: vehicle immobilizer
    • Power door locks: auto-locking
  • Stability and Traction

    • Stability control
    • Traction control
  • Steering

    • Steering ratio: 11.8
    • Turns lock-to-lock: 2.6
  • Suspension

    • Front suspension classification: independent
    • Rear suspension classification: independent
    • Rear suspension type: multi-link
    • Rear spring type: coil
    • Front stabilizer bar
    • Rear stabilizer bar
    • Front spring type: coil
    • Front suspension type: double ball joint
    • Rear shock type: gas
    • Front shock type: gas
    • Front struts
  • Telematics

    • Electronic messaging assistance: with read function
    • Electronic messaging assistance: voice operated
    • Smart device app function: vehicle location
    • Driver assistance app: roadside assistance
    • Smart device app function: maintenance status
    • Smart device app function: lock operation
    • Smart device app function: horn/light operation
    • Smart device app function: engine start
    • Smart device app compatibility: Genesis Connect
    • Wireless data link: Bluetooth
    • Navigation system: touch screen display
    • Navigation data: real time traffic
    • Navigation system: voice operated
  • Tires and Rims

    • Wheels: aluminum alloy
    • Spare tire size: temporary
    • Tire type: all season
    • Spare tire mount location: inside
    • Spare wheel type: steel
    • Tire Pressure Monitoring System
  • Windows

    • Window defogger: rear
    • Front wipers: speed sensitive
    • Front wipers: variable intermittent
    • Power windows: safety reverse
    • Front wipers: rain sensing
    • Solar-tinted glass: front
    • Solar-tinted glass: rear
    • Laminated glass: acoustic windshield

  • Seating:

    • Seating Rows:2
    • Standard Seating:5
    • Max Seating:5
    • Head Room (front):41.1in.
    • Leg Room (front):45.7in.
    • Shoulder Room (front):58.3in.
    • Hip Room (front):55.7in.
    • Head Room (rear):38.2in.
    • Leg Room (rear):35in.
    • Shoulder Room (rear):57.1in.
    • Hip Room (rear):54.8in.
  • Measurements:

    • Length:196.5in.
    • Width:74.4in.
    • Height:58.3in.
    • Ground Clearance:5.3in.
    • Wheelbase:118.5in.
    • Front Track:64.1in.
    • Rear Track:65.3in.
  • Interior Dimensions:

    • Passenger Volume:107.7cuft
    • Cargo Volume:15.3cuft
  • Weight:

    • Curb Weight:4,195lbs
  • Wheels & Tires:

    • Wheel Diameter:18.0 x 8.0in.
    • Wheel Diameter (rear):18.0 x 8.0in.
    • Tire:P245/45R18
    • Tire (rear):P245/45R18
  • Performance:

    • Power to Weight Ratio:13.49lbs/hp
    • Aerodynamic Drag:0.27drag
    • Turning Circle:36.2ft.
  • Fuel Tank:

    • Fuel Tank Volume:20.3gallon

Possible remaining factory warranty

  • Powertrain
    10 years/100,000 miles
  • Corrosion Perforation
    7 years/unlimited miles
  • New Car Basic Warranty
    5 years/60,000 miles
  • 24 Hour Roadside Assistance
    3 years/unlimited miles

  • Abs Four Wheel
  • Airbags Front Driver
  • Airbags Front Passenger
  • Airbags Side Impact
  • Airbags Side Curtain
  • Brake Assist
  • Daytime Running Lights
  • Electronic Stability Control
  • Electronic Traction Control
  • Tire Pressure Monitoring System

  • California LEV-III ULEV70:

    • Air Pollution Score:5
    • Greenhouse Gas Score:4
    • Fuel Type:Gasoline
    • Epa Underhood Id:JHYXV03.81P5
  • Federal Tier 3 Bin 70:

    • Air Pollution Score:5
    • Greenhouse Gas Score:4
    • Fuel Type:Gasoline
    • Epa Underhood Id:JHYXV03.81P5

2018 Genesis G80: A Detailed Overview

The 2018 Genesis G80 offers a compelling blend of luxury, performance, and advanced technology at a competitive price point, establishing itself as a strong contender in the mid-size luxury sedan segment. Building upon its predecessor, the G80 refines the formula with enhanced styling and a more sophisticated driving experience.

Highlights

  • Powertrain Options:

    • 3.8L V6: This naturally aspirated engine produces a robust 311 horsepower and 3.8L V6 engine delivers a smooth and capable 311 horsepower and 293 lb-ft of torque, paired with an 8-speed automatic transmission. It provides ample power for everyday driving and confident highway passing.
    • 5.0L V8: For those seeking more spirited performance, the optional 5.0L V8 engine churns out 420 horsepower and 383 lb-ft of torque. This powerhouse offers exhilarating acceleration and a more engaging driving experience, also connected to the 8-speed automatic.
  • Advanced Safety Features: The 2018 G80 is equipped with a comprehensive suite of standard and available safety technologies designed to protect occupants and prevent accidents:

    • Automatic Emergency Braking (AEB): Utilizes sensors to detect potential frontal collisions and automatically applies the brakes to mitigate or avoid an impact.
    • Lane Keep Assist (LKA): Monitors the vehicle's position within its lane and provides gentle steering input to help keep it centered, especially on highways.
    • Blind Spot Detection (BSD): Alerts the driver to vehicles in their blind spots, enhancing safety during lane changes.
    • Rear Cross-Traffic Alert (RCTA): Warns of approaching vehicles when the driver is backing out of a parking spot.
    • Driver Attention Alert (DAA): Monitors driver behavior for signs of fatigue or distraction and provides audible and visual warnings.
    • Adaptive Cruise Control (ACC): Maintains a set speed and distance from the vehicle ahead, automatically adjusting speed as needed for a more relaxed driving experience.
  • Trim Levels:

    • G80 3.8: This well-equipped base model offers a generous array of luxury features and the potent 3.8L V6 engine, making it a strong value proposition.
    • G80 5.0: Elevating the luxury and performance, this trim adds the more powerful 5.0L V8 engine and typically includes more premium amenities.
  • Refined Interior: The G80's cabin is a testament to Genesis's commitment to luxury. High-quality materials, comfortable and supportive seating, and intuitive ergonomics create a serene and upscale environment. The design is clean and sophisticated, focusing on driver and passenger comfort.

  • Smooth Ride Quality: Genesis prioritizes a comfortable and refined ride. The suspension is tuned to absorb road imperfections effectively, providing a cosseting experience for occupants, even on longer journeys.

What to Expect

Owning a 2018 Genesis G80 is generally a pleasant experience characterized by luxury, comfort, and reliable performance. Genesis aims to provide a premium ownership journey, often with competitive warranty coverage that includes powertrain and general components.

Maintenance: Routine maintenance, such as oil changes, filter replacements, and tire rotations, will be typical for a luxury sedan in its class. Genesis dealerships generally offer a high level of service, and while parts may be more expensive than those for mainstream vehicles, the G80's build quality often contributes to good long-term reliability.

Insurance: As a luxury vehicle with advanced safety features and a more powerful engine (especially in the V8 variant), insurance premiums for the 2018 Genesis G80 are likely to be higher than for comparable non-luxury sedans. Factors such as your driving record, location, and chosen coverage levels will significantly influence the cost.

Potential Considerations

While the 2018 Genesis G80 excels in many areas, prospective buyers should be aware of a few potential considerations:

  • Brand Recognition: As a relatively newer luxury brand at the time, Genesis may not carry the same established prestige or immediate brand recognition as some of its long-standing German or Japanese luxury competitors. This can sometimes translate to perceived value rather than a direct detraction from the vehicle's quality.
  • Infotainment System Interface: While functional, the infotainment system's user interface, particularly the rotary dial controller, might feel slightly less intuitive or modern compared to the touch-screen dominant systems found in some newer luxury vehicles.
  • Fuel Economy: The V8 engine, while offering impressive power, will naturally consume more fuel than the V6. Buyers prioritizing fuel efficiency may want to stick with the 3.8L V6 option.
  • Rear Seat Space: While adequate for most, the rear seat legroom, though improved over some rivals, might not be as expansive as in larger flagship luxury sedans.

Overall Summary

The 2018 Genesis G80 stands out as a sophisticated and well-executed luxury sedan that punches above its weight class. It delivers a compelling combination of powerful engine options, a wealth of advanced safety features, a sumptuously appointed interior, and a remarkably smooth ride. For buyers seeking a premium automotive experience with a focus on comfort and value, the G80 presents a highly attractive proposition, offering a refined alternative to more established luxury brands.

0view
Listed on February 6, 2026 (2 months ago)
Not the right one?75 similar vehicles available nationwide
View Similar Vehicles

This Used 2018 Genesis G80 3.8 is available for drivers in San Diego, Chula Vista, El Cajon, Escondido, La Mesa, Spring Valley, Santee, National City ...

Cruz™ Disclaimer: Vehicle details shown on this site are provided by sellers or third parties. Cruz™ does not independently verify this information and is not liable for its accuracy. All services and content are offered without any warranty, either expressed or implied. Learn more here.MPG & Max Range: Fuel economy estimates are provided by the EPA and are intended for comparison purposes only. Your actual mileage will vary depending on driving conditions, vehicle condition, and other factors.Price: Prices shown may not include taxes, fees, or other charges. Prices and availability are subject to change without notice. Contact the seller for the most current pricing information.Options & Features: Installed options may not be shown. Contact the seller for more information about available features and options.