Lexus IS Lexus IS 2015 Infiniti Q50 Infiniti Q50 2018

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Lexus IS vs. Infiniti Q50 Price Comparison (MSRP)

The sticker prices, before adjusting for remaining feature differences. Usually these are the numbers you will see on the window stickers.

Models in short supply often sell at or even above these prices.

Lexus IS vs. Infiniti Q50 Invoice Comparison

Lowest Total Price: $49,780

Lexus IS 350   
Difference: $4,550

Lowest Total Invoice: $46,309

Lexus IS 350   
Difference: $4,252

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152018
ModelISQ50
Trim3503.0t Red Sport
Body4dr Sedan4dr Sedan
Base Price $40,065 $51,000
Base Invoice $37,261 $47,430
F Sport Package 3,450  
Blind spot warning system 600  
Obstacle detection, rear 500  
Navigation system 1,855  
AWD 2,235 2,000
Heated steering wheel 150  
Interior ambient lighting   335
F Sport Package 3,177  
Blind spot warning system 552  
Obstacle detection, rear 460  
Navigation system 1,716  
AWD 2,078 1,860
Heated steering wheel 140  
Interior ambient lighting   276
Options (change) 8,790 2,335
Options (change) 8,123 2,136
Destination 925 995
Total Price $49,780 $54,330
Total Invoice $46,309 $50,561

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While we strive for accuracy, the site is not error-free, and prices can change at any time.

Dealer Price Quotes

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Request free, no-obligation Lexus IS dealer quotes or Infiniti Q50 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Lexus IS vs. Infiniti Q50

Lowest Adjusted Price and Invoice: Lexus IS 350
TrueDelta Adjusted Price Difference: $2,865
TrueDelta Adjusted Invoice Difference: $2,684
Model Year20152018
ModelISQ50
Trim3503.0t Red Sport
Body4dr Sedan4dr Sedan
Engine306hp V6400hp V6
TransmissionT6T7
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)19/26 MPG19/26 MPG
Audio (watts, speakers)293, 8?, 6
Tire (rear if not all the same)225/40-18245/40-19
Total Price$49,780$54,330
Adjustments for Features0-1,685
Feature-Adjusted Total Price$49,780$52,645
Total Invoice$46,309$50,561
Adjustments for Features0-1,568
Feature-Adjusted Total Invoice$46,309$48,993

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Features Comparison: Lexus IS vs. Infiniti Q50

Model Year20152018
ModelISQ50
Trim3503.0t Red Sport
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100 
7-speed manually-shiftable automatic $1200
AWD$1700$1700
Accessories 
Remote start $150
Brakes, Airbags, and Other Safety 
Around view cameras $500
Automatic braking, high-speed or partial $200
Backup collision intervention $150
High performance brake pads (optional)$0 
Knee airbag, driver$75 
Knee airbag, passenger$75 
Moving object detection, front $25
Moving object detection, rear $25
Predictive forward collision warning $250
Rear side airbags$300 
Rearview camera$200 
Temporary spare tire$150 
Tires, run-flat $150
Torque vectoring, brake-based $100
Cargo Management 
Rear seat pass-through $100
Climate Control 
Automatic air recirculation$100 
Rain-sensing wipers $175
Variable intermittent wipers$75 
Water-repellent front-door glass$15 
Exterior 
Painted brake calipers (optional) $0
Self-repairing paint $0
Infotainment 
Concierge Services - 1 year subscription $50
DVD-compatible player$0 
Instruments, Lights, and Mirrors 
Analog clock$25 
Fog lights $125
Large color reconfigurable instrument cluster display$250 
Seats and Interior Trim 
Aluminum trim $100
Cooled or ventilated front seats$300 
Leather seating surfaces $900
Manual thigh support length adjuster, driver seat $50
Manual thigh support length adjuster, passenger seat $50
Power seatback bolsters, driver seat $100
Synthetic leather seating surfaces$0 
Upholstered instrument cluster hood$50 
Suspension, Wheels, and Tires 
Performance steering system (optional) $0
Sport suspension (upgrade)$0 
Wheels, dark finish $0
Total Value of Features$4,415$6,100
Value of Feature Adjustments$0$1,685
Value of Feature Adjustments0-1,568

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Specifications Comparison: Lexus IS vs. Infiniti Q50

Model Year20152018
ModelISQ50
Body4dr Sedan4dr Sedan
Wheelbase110.2 in112.2 in
Length183.7 in189.6 in
Width71.3 in71.8 in
Height56.3 in57.2 in
Curb Weight3,737 lb.3,993 lb.
Fuel Capacity17.4 gal.20.0 gal.
Row 1 Headroom38.2 in40.2 in
Row 1 Shoulder Room55.9 in56.7 in
Row 1 Hip Room54.3 in53.2 in
Row 1 Legroom44.8 in44.5 in
Row 2 Headroom36.9 in37.5 in
Row 2 Shoulder Room53.4 in56.1 in
Row 2 Hip Room54.0 in52.5 in
Row 2 Legroom32.2 in35.1 in
Cargo Volume10.8 ft313.2 ft3

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Option Package Details
Lexus IS 350

F Sport Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Special exterior trim0No
Special interior trim0No
Metal pedals75Yes
Dark-colored headliner (optional)0No
High performance brake pads (optional)0No
Large color reconfigurable instrument cluster display250No
Sport suspension (upgrade)250No
Front sport buckets100Yes
225/40YR18 tires200No
255/35YR18 tires200No
Cooled or ventilated front seats300No
LED headlights500Yes
Heated front seats200Yes
Total Requested137553%
Total Not Requested120047%
Navigation system
FeatureValueRequested?
Navigation system600Yes
Rearview camera200Yes
DVD-compatible player0No
Voice control for nav and audio75Yes
SMS text-to-speech reader25Yes
Speed limit information0No
App support0Yes
Remote app25Yes
Total Requested925100%
Total Not Requested00%

Option Package Details
Infiniti Q50 3.0t Red Sport

AWD
FeatureValueRequested?
AWD0Yes
245/40VR19 tires400No
Total Requested00%
Total Not Requested400100%

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