The 2018 Infiniti Q50 is a compact car that came with a choice of 2.0L 4-cyl, 3.0L 6-cyl and 3.5L 6-cyl engines. Even at 8 years old, a damaged or broken-down one still has real value for its parts. Running or not, we'll make you an offer and tow it away for free.
| Body style | Midsize Cars, Compact Cars |
|---|---|
| Engines | 2.0L 4-cyl, 3.0L 6-cyl, 3.5L 6-cyl (turbocharged versions available) |
| Transmissions | Automatic (S7) |
| Drive | Rear-Wheel Drive, All-Wheel Drive |
| Fuel | Premium Gasoline |
| Fuel economy | 19–27 city / 26–32 highway / 22–29 combined MPG |
| EPA annual fuel cost | $2,850–$3,750 a year (EPA estimate at current fuel prices, 15,000 miles) |
| Tailpipe CO₂ | 308–408 grams per mile |
| EPA fuel economy score | 4–6 out of 10 |
| EPA greenhouse gas score | 4–6 out of 10 |
| Curb weight (NHTSA test vehicle) | 3,852 lb |
| Gross vehicle weight rating | 4,960–5,159 lb |
| Versions tested by EPA | 8 configurations: Q50, Q50 AWD, Q50 Red Sport, Q50 Red Sport AWD, Q50 Hybrid, Q50 Hybrid AWD |
| Age | 8 years |
Specs, fuel cost and emissions from the EPA's fueleconomy.gov data; weights from NHTSA crash-test records. Your car's exact equipment may differ.
NHTSA lists 3 safety recalls covering the 2018 Infiniti Q50. Open recalls don't stop you from selling or junking the car, but check your VIN at nhtsa.gov/recalls to see which apply to yours.
Nissan North America, Inc. (INFINITI) is recalling certain 2011-2013 M56, 2012-2013 M35 Hybrid, 2014-2018 Q50, Q70 Hybrid, 2014-2019 Q70, and 2015-2019 Q70L two-wheel drive vehicles. The driveshaft can fatigue and break.
Risk: A broken driveshaft can result in a loss of drive power, or a vehicle roll away when the vehicle is in park without the parking brake applied. Both scenarios can increase the risk of a crash.
Nissan North America, Inc. (Nissan) is recalling certain 2018-2019 Nissan Altima, Armada, Frontier, Kicks, Leaf, Maxima, Murano, NV, NV200, Pathfinder, Rogue, Rogue Sport, Sentra, Titan, Titan Diesel, Versa Note and Versa Sedan vehicles, as well as Infiniti Q50, Q60, QX30 and QX80 vehicles. Additionally included are 2019 Nissan GT-R…
Risk: The lack of an image in the back-up camera display increases the risk of a crash.
Nissan North America, Inc. (Nissan) is recalling certain 2016-2018 Infiniti Q50 and 2017 Infiniti Q60 vehicles equipped with a 2.0L engine. Incorrect Fuel Pump Control Module (FPCM) software may allow the fuel level in the main tank to be too low to supply fuel to the engine, causing the engine to stall while driving.
Risk: An engine stall can increase the risk of a crash.
Owners have filed 44 complaints about the 2018 Infiniti Q50 with NHTSA. 1 report involved a crash and 1 report involved a fire.
Complaints are reports from owners and aren't verified by NHTSA. One complaint can list several components. Mileage is the median odometer reading owners reported for that component.
NHTSA's 5-Star Safety Ratings for the 2018 Infiniti Q50, by version tested.
| Version | Overall | Frontal crash | Side crash | Rollover | Rollover risk |
|---|---|---|---|---|---|
| 4 Dr, AWD | Not rated | — | — | ★★★★★ | 9.7% |
| 4 Dr, RWD | Not rated | — | — | ★★★★★ | 9.7% |
Source: NHTSA 5-Star Safety Ratings (NCAP). Ratings from different model years or rating systems aren't directly comparable.
Manufacturers have filed 159 technical service bulletins and communications with NHTSA covering the 2018 Infiniti Q50. These are repair instructions for known issues, not recalls.
CERTIFICATION LABEL AND VIN PLATE REPLACEMENT SERVICE INFORMATION Because of collision damage or other vehicle repair, a replacement "Certification Label" or "VIN Plate/L
TELEMATICS SERVICE INFORMATION See ITB19-029 for models built after those listed above for a different Service Procedure. SERVICE INFORMATION The Applied Vehicles are equ
Aeb warning light is on with warning messages displayed on combination meter applied vehicles: 2015-2024 Q50 (v37) 2015-2018 Q50 hybrid (hv37) 2017-2022 q60 (cv37) 2015-2
TURBOCHARGER REPLACEMENT PROCEDURE APPLIED ENGINES: VR30DDTT IF YOU CONFIRM One or both turbochargers require replacement. ACTION 1. Replace the affected turbocharger(s).
DTC B00A0-00 STOREIF YOU CONFIRM DTC B00A0-00 (OCCUPANT DETECTION SENSOR UNIT) is stored, AND OCS zero point reset cannot be performed, (continued on the next page)D
Source: NHTSA manufacturer communications (technical service bulletins).
NHTSA opened 1 defect investigation covering the 2018 Infiniti Q50.
Pedestrian alert sounds
NHTSA received a petition on or about July 18, 2022, requesting that Federal Motor Vehicle Safety Standard (FMVSS) 141 be applied to all electric and hybrid vehicles operating in the United States. The petition can be reviewed at NHTSA.gov under ODI Number 11486072. FMVSS 141 establishes performance requirements for pe
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It depends on its condition, whether major parts like the engine, transmission and catalytic converter are still there, and current scrap and parts prices where you live. Its parts make up much of its value. Enter your ZIP code above for a free offer on your specific car.
Yes. We buy 2018 Q50s that don't start, were in an accident, failed inspection or have a blown engine or transmission. Towing is always free.
Yes. Open recalls don't prevent a junk sale. NHTSA lists 3 recalls for the 2018 Infiniti Q50; you can check whether any are still open on yours with the VIN lookup at nhtsa.gov/recalls.
Usually the title and a photo ID. Rules differ by state, including what to do with your plates and whether to file a notice of sale. Check our state-by-state car title guides for the official forms.
Data retrieved October 2026.
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