2018 Nissan Maxima vs. 2018 INFINITI Q50
iSeeCars' unbiased and data-driven comparison of the 2018 Nissan Maxima and 2018 INFINITI Q50 contrasts the two cars across a broad spectrum of vehicle specifications to determine which car is better. In addition to comparing pricing and specs, iSeeCars uses all the ratings, rankings, and insights from its comprehensive analyses of each vehicle model, including calculations of reliability, safety, depreciation, value retention, and the vehicle's projected lifetime recalls (based on analyzing over 25 billion data points). This in-depth evaluation is used to identify which vehicle represents a better overall choice for shoppers who are considering both the 2018 Nissan Maxima and the 2018 INFINITI Q50.
When we compare the 2018 Nissan Maxima's and the 2018 INFINITI Q50's specifications and ratings, the 2018 Nissan Maxima has the advantage in the areas of typical lower range of pricing for used cars, reliability, resale value, overall quality score and base engine power. The 2018 INFINITI Q50 has the advantage in the area of interior volume. The 2018 Nissan Maxima and 2018 INFINITI Q50 have the same fuel efficiency. Based on this comparison of the 2018 Nissan Maxima's and the 2018 INFINITI Q50's specifications and ratings, the 2018 Nissan Maxima is a better car than the 2018 INFINITI Q50.
Pricing: A used 2018 Nissan Maxima ranges from $13,253 to $24,990 while a used 2018 INFINITI Q50 is priced between $15,717 to $28,995.
Resale/Retained Value: Looking at the 5-year depreciation rate for both models, the 2018 Nissan Maxima loses 49.7 percent of its value and the 2018 INFINITI Q50 loses 51.7 percent of its value. This means the 2018 Nissan Maxima retains 2 percentage points more of its value and has the advantage of higher resale value versus the 2018 INFINITI Q50.
Quality Rating: The iSeeCars Overall Quality rating for the Nissan Maxima is 8.6 out of 10 while the INFINITI Q50's quality rating is 7.2 out of 10. This results in the Nissan Maxima being ranked 3 out of 8 Best Large Cars and the INFINITI Q50 being ranked 21 out of 36 Best Luxury Small Cars.
Reliability Rating: iSeeCars’ Reliability Rating for the Nissan Maxima is 8.5 out of 10. For the INFINITI Q50 the reliability rating is 7.2 out of 10. This gives the Nissan Maxima an advantage in reliability compared to the INFINITI Q50.
Engine Power and Fuel Efficiency Comparison: For engine performance, the 2018 Nissan Maxima’s base engine makes 300 horsepower, and the 2018 INFINITI Q50 base engine makes 208 horsepower. Both the Maxima and the Q50 are rated to deliver an average of 25 miles per gallon, with highway ranges of 540 and 600 miles respectively. Both models use premium unleaded.
Passenger Space Comparison: The 2018 INFINITI Q50, a compact car, has the advantage of offering more interior volume, reflected in more front head room, rear head room, rear shoulder room and rear leg room. The 2018 Nissan Maxima, a large car, has the advantage in the areas of front leg room cargo space. The 2018 Nissan Maxima and 2018 INFINITI Q50 are comparable in regards to front shoulder room.
Safety Ratings: The 2018 Nissan Maxima has an average safety rating of 5 out of 5 Stars based on NHTSA's crash test ratings.
New Car Pricing
Asking Price:
-
Starting MSRP:
$33,420
Category Avg Starting MSRP:
(Large Cars)
$30,398
Category Starting MSRP Range:
(Large Cars)
$27,690 - $33,500
New Car Pricing
Asking Price:
-
Starting MSRP:
$35,200
Category Avg Starting MSRP:
(Luxury Compact Cars)
$42,046
Category Starting MSRP Range:
(Luxury Compact Cars)
$28,100 - $66,500
Used Car Pricing
Avg Used Car Price:
$18,933
Price Range:
$13,253 - $24,990
Category Avg Price:
(Large Cars)
$20,070
Category Avg Price Range:
(Large Cars)
$16,669 - $24,192
# Used Cars for Sale Nationally:
219
Avg Mileage of Used Cars for Sale:
84,088
# Good or Great Deals:
99
Used Car Pricing
Avg Used Car Price:
$21,825
Price Range:
$15,717 - $28,995
Category Avg Price:
(Luxury Compact Cars)
$26,145
Category Avg Price Range:
(Luxury Compact Cars)
$18,855 - $53,876
# Used Cars for Sale Nationally:
232
Avg Mileage of Used Cars for Sale:
74,171
# Good or Great Deals:
78
Nissan Maxima Scores & Rankings
Overall Score:
8.6 / 10
Reliability:
8.5 / 10
Retained Value:
7.4 / 10
Safety:
10.0 / 10
INFINITI Q50 Scores & Rankings
Overall Score:
7.2 / 10
Reliability:
7.2 / 10
Retained Value:
7.3 / 10
Safety:
Not available
iSeeCars Reliability Insights for 2018 Nissan Maxima
Remaining Life Expectancy (years):
4.2
Typical Category Remaining Life Expectancy:
(Large Cars)
4.2
Category Remaining Life Expectancy Range:
(Large Cars)
3.3 - 9
Chance of Reaching 200k Miles for a New Car:
23.1%
iSeeCars Reliability Insights for 2018 INFINITI Q50
Remaining Life Expectancy (years):
4.5
Typical Category Remaining Life Expectancy:
(Luxury Compact Cars)
5.1
Category Remaining Life Expectancy Range:
(Luxury Compact Cars)
2.1 - 8.4
Chance of Reaching 200k Miles for a New Car:
5.2%
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
2.2
Typical Category Recalls:
(Large Cars)
2.5
Category Range for Recalls:
(Large Cars)
1.5 - 5.3
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
2.2
Typical Category Recalls:
(Luxury Compact Cars)
2.6
Category Range for Recalls:
(Luxury Compact Cars)
1.4 - 14.4
Nissan Maxima Rankings
Ranking
1 out of / 8Ranking
1 out of / 8Ranking
1 out of / 3Ranking
2 out of / 8Ranking
2 out of / 3Ranking
3 out of / 8Ranking
3 out of / 8Ranking
3 out of / 8Ranking
3 out of / 8Ranking
3 out of / 3Ranking
6 out of / 8Ranking
7 out of / 8Ranking
7 out of / 8INFINITI Q50 Rankings
Ranking
3 out of / 36Ranking
5 out of / 12Ranking
8 out of / 36Ranking
9 out of / 36Ranking
10 out of / 31Ranking
13 out of / 36Ranking
14 out of / 36Ranking
21 out of / 36Ranking
33 out of / 36Available Body Styles
Sedan
Available Body Styles
Sedan
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
2018 Nissan Maxima Trim Levels
3.5 S, 3.5 SL, 3.5 SR, 3.5 SV, Platinum
2018 INFINITI Q50 Trim Levels
2.0T Luxe, 2.0T Pure, 3.0T Luxe, 3.0T Sport, Red Sport 400
Warranty Information
Warranty, Bumper-to-Bumper:
3 years / 36000 miles
Warranty, Powertrain:
5 years / 60000 miles
Warranty, Roadside Assistance:
3 years / 36000 miles
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 60000 miles
Warranty, Powertrain:
6 years / 70000 miles
Warranty, Roadside Assistance:
4 years
Safety Ratings
NHTSA Safety Rating (last 5 year average):
5 out of 5 Stars
2025 NHTSA Overall Rating:
5 out of 5 Stars
2025 NHTSA Front Crash Overall Rating:
4 out of 5 Stars
2025 NHTSA Side Crash Overall Rating:
5 out of 5 Stars
2025 NHTSA Rollover Rating:
5 out of 5 Stars
IIHS Safety Rating:
Not yet available
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
2025 NHTSA Overall Rating:
5 out of 5 Stars
2025 NHTSA Front Crash Overall Rating:
Not yet available
2025 NHTSA Side Crash Overall Rating:
Not yet available
2025 NHTSA Rollover Rating:
5 out of 5 Stars
IIHS Safety Rating:
Not yet available
Base Drivetrain Specs
Horsepower:
300 hp @ 6400 rpm
Torque:
261 foot-lbs @ 4400 rpm
Power-to-Weight Ratio (higher is better):
0.086 hp per pound
Base Drivetrain Specs
Horsepower:
208 hp @ 5500 rpm
Torque:
258 foot-lbs @ 1500 rpm
Power-to-Weight Ratio (higher is better):
0.057 hp per pound
Engine Specifications
Engine Size:
3.5 liters
Engine Configuration:
V
Number of Cylinders:
6
Transmission:
Continuously Variable Transmission (CVT Automatic)
Standard/Optional Drivetrain Type:
FWD
EPA Fuel Economy
(City/Highway/Combined MPG):
21 / 30 / 25
Range (city/hwy):
378 / 540 miles
Recommended Fuel Type:
Premium Unleaded
Engine Specifications
Engine Size:
2 liters
Engine Configuration:
Inline
Number of Cylinders:
4
Transmission:
Automatic
Standard/Optional Drivetrain Type:
RWD / AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
23 / 30 / 25
Range (city/hwy):
460 / 600 miles
Recommended Fuel Type:
Premium Unleaded
Standard/Optional Features
Alloy wheels:
Standard
Android Auto:
Standard
Apple CarPlay:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Navigation System:
Standard
Power outlet:
Standard
Satellite radio:
Standard
Voice Recognition:
Standard
Adaptive Cruise Control:
Available
Cooled/Ventilated Seats:
Available
Heated Seats
Available
Heated Steering Wheel:
Available
Leather Upholstery:
Available
Paddle Shifters:
Available
Parking Sensors:
Available
Roadside assistance:
Available
Sunroof/Moonroof:
Available
Air Suspension:
N/A
Automatic Parking:
N/A
Captain's seat:
N/A
Front Bench Seats:
N/A
Internet Radio:
N/A
Massage Seats:
N/A
Panoramic Sunroof/Moonroof
N/A
Power Lift Gate:
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Trailer Hitch:
N/A
Wifi:
N/A
Wireless Smartphone Charging:
N/A
Standard/Optional Features
Alloy wheels:
Standard
Android Auto:
N/A
Apple CarPlay:
N/A
Bench Seats:
Standard
Bluetooth:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Navigation System:
Available
Power outlet:
Standard
Satellite radio:
Standard
Voice Recognition:
Standard
Adaptive Cruise Control:
Available
Cooled/Ventilated Seats:
N/A
Heated Seats
Available
Heated Steering Wheel:
Available
Leather Upholstery:
Standard
Paddle Shifters:
Available
Parking Sensors:
Available
Roadside assistance:
Available
Sunroof/Moonroof:
Available
Air Suspension:
N/A
Automatic Parking:
N/A
Captain's seat:
N/A
Front Bench Seats:
N/A
Internet Radio:
N/A
Massage Seats:
N/A
Panoramic Sunroof/Moonroof
N/A
Power Lift Gate:
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Trailer Hitch:
N/A
Wifi:
N/A
Wireless Smartphone Charging:
N/A
Safety Features
Backup camera:
Standard
Forward Collision Warning:
Standard
360-Degree Camera:
Available
Blind Spot Monitoring:
Available
Driver Attention Monitoring:
Available
Rear Cross-Traffic Alert:
Available
Lane Departure Warning:
N/A
Lane Keeping Assist:
N/A
Pedestrian Detection:
N/A
Rear Seat Reminder:
N/A
Safety Features
Backup camera:
Standard
Forward Collision Warning:
Available
360-Degree Camera:
Available
Blind Spot Monitoring:
Available
Driver Attention Monitoring:
N/A
Rear Cross-Traffic Alert:
Available
Lane Departure Warning:
N/A
Lane Keeping Assist:
N/A
Pedestrian Detection:
N/A
Rear Seat Reminder:
N/A
Interior Dimensions
Front Head Room:
39.4 inches
Front Leg Room:
45 inches
Front Shoulder Room:
56.7 inches
Rear Head Room:
36.7 inches
Rear Leg Room:
34.2 inches
Rear Shoulder Room:
55.7 inches
Cargo Space:
14.3 cubic feet
Overall Interior Volume:
98.6 cubic feet
Interior Dimensions
Front Head Room:
40.2 inches
Front Leg Room:
44.5 inches
Front Shoulder Room:
56.7 inches
Rear Head Room:
37.5 inches
Rear Leg Room:
35.1 inches
Rear Shoulder Room:
56.1 inches
Cargo Space:
13.2 cubic feet
Overall Interior Volume:
101.5 cubic feet
Exterior Dimensions
Curb Weight:
3478 lbs
Width:
73.2 inches
Height:
56.5 inches
Length:
192.8 inches
Wheelbase:
109.3 inches
Ground Clearance:
5.3 inches
Exterior Dimensions
Curb Weight:
3671 lbs
Width:
71.8 inches
Height:
57.2 inches
Length:
189.6 inches
Wheelbase:
112.2 inches
Ground Clearance:
5 inches
Standard Wheel/Tire Information
Wheel Size:
18.0 x 8.0 inches
Wheel Type:
aluminum alloy
Tire Size:
245/45R18
Standard Wheel/Tire Information
Wheel Size:
17.0 x 7.5 inches
Wheel Type:
aluminum alloy
Tire Size:
225/55R17
Exterior Colors
Black
Super Black
Blue
Deep Blue Pearl
Gray
Gun Metallic
Red
Carnelian Red
Silver
Brilliant Silver
White
Pearl White
Exterior Colors
Black
Black Obsidian
Blue
Not available
Gray
Graphite Shadow
Red
Not available
Silver
Liquid Platinum
White
Pure White
Interior Colors
Black
Charcoal
Interior Colors
Black
Graphite