Lexus IS Lexus IS 2018 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: $52,404

Lexus IS 350   
Difference: $8,686

Lowest Total Invoice: $48,436

Lexus IS 350   
Difference: $8,369

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  Down Payment Interest Rate Term
Model Year20182018
ModelISQ50
Trim3503.0t Red Sport
Body4dr Sedan4dr Sedan
Base Price $41,370 $51,000
Base Invoice $38,474 $47,430
AWD 2,165 2,000
Blind spot warning system 600  
Navigation System / Mark Levinson Pkg. 2,835  
F Sport Package 2,715  
Obstacle detection, rear 500  
Cargo mat 105  
Cargo net 65  
Illuminated door sill trim plates 425 465
Rear spoiler 389 430
All-weather floor mats 110 225
Heated steering wheel 150  
Cargo Package   225
ProACTIVE Package   2,700
Sensory Package   2,650
Illuminated grille emblem   400
AWD 2,014 1,860
Blind spot warning system 552  
Navigation System / Mark Levinson Pkg. 2,616  
F Sport Package 2,497  
Obstacle detection, rear 460  
Cargo mat 65  
Cargo net 39  
Illuminated door sill trim plates 280 391
Rear spoiler 259 403
All-weather floor mats 65 195
Heated steering wheel 140  
Cargo Package   195
ProACTIVE Package   2,511
Sensory Package   2,465
Illuminated grille emblem   360
Options (change) 10,059 9,095
Options (change) 8,987 8,380
Destination 975 995
Total Price $52,404 $61,090
Total Invoice $48,436 $56,805

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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: $5,236
TrueDelta Adjusted Invoice Difference: $5,161
Model Year20182018
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)835, 15?, 16
Tire (rear if not all the same)225/40-18245/40-19
Total Price$52,404$61,090
Adjustments for Features0-3,450
Feature-Adjusted Total Price$52,404$57,640
Total Invoice$48,436$56,805
Adjustments for Features0-3,208
Feature-Adjusted Total Invoice$48,436$53,597

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Features Comparison: Lexus IS vs. Infiniti Q50

Model Year20182018
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 
Adaptive cruise control$750 
Adaptive cruise control, all-speed $1000
Eco accelerator $100
Electronic engine sound enhancement$0 
Remote start $150
Tilt/telescoping steering wheel, manual$250 
Tilt/telescoping steering wheel, power $350
Brakes, Airbags, and Other Safety 
Around view cameras $500
Automatic braking, high-speed or partial $200
Automatic braking, low-speed$200 
Backup collision intervention $150
Blind spot collision prevention $150
Forward collision warning$200 
High performance brake pads (optional)$0 
Knee airbag, driver$100 
Knee airbag, passenger$100 
Lane departure prevention, steering-based$200 
Lane keeping assist $400
Moving object detection, front $25
Moving object detection, rear $25
Pedestrian detection$50 
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
Vehicle health reports$0 
Cargo Management 
Cargo tray $40
Rear seat pass-through $100
Climate Control and Infotainment 
Concierge Services - 1 year subscription $50
DVD-compatible player$0 
Ionizing air filtration $50
Rain-sensing wipers $175
Siri Eyes Free support$0 
Variable intermittent wipers$75 
Water-repellent front-door glass$15 
Exterior 
Illuminated grille emblem $0
Painted brake calipers (optional) $0
Self-repairing paint $0
Instruments, Lights, and Mirrors 
Analog clock$25 
Fog lights $125
Large color reconfigurable instrument cluster display$250 
Mirror tilt-down in reverse $25
Performance meter$150 
Steering-linked headlights $150
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
Memory system, driver seat $200
Power seatback bolsters, driver seat $100
Synthetic leather seating surfaces$0 
Upholstered instrument cluster hood$50 
Suspension, Wheels, and Tires 
Active steering, electronic link $1000
Crosswind stabilization $50
Performance steering system (optional) $0
Sport suspension (upgrade)$0 
Wheels, dark finish $0
Total Value of Features$6,165$9,615
Value of Feature Adjustments$0$3,450
Value of Feature Adjustments0-3,208

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Specifications Comparison: Lexus IS vs. Infiniti Q50

Model Year20182018
ModelISQ50
Body4dr Sedan4dr Sedan
Wheelbase110.2 in112.2 in
Length184.3 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

Navigation System / Mark Levinson Pkg.
FeatureValueRequested?
Surround sound250Yes
DVD-compatible player0No
Mark Levinson, 835W, 15 speakers (with subwoofer)350No
Speed limit information0No
Navigation system550Yes
Voice control for nav and audio75Yes
SMS text-to-speech reader25Yes
Vehicle health reports0No
App support100Yes
Total Requested100074%
Total Not Requested35026%
F Sport Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Electronic engine sound enhancement0No
Dark-colored headliner (optional)0No
Performance meter150No
LED headlights500Yes
High performance brake pads (optional)0No
Large color reconfigurable instrument cluster display250No
Sport suspension (upgrade)250No
Special exterior trim0No
Special interior trim0No
Metal pedals75Yes
Front sport buckets100Yes
255/35YR18 tires200No
225/40YR18 tires200No
Heated front seats200Yes
Cooled or ventilated front seats300No
Rearview camera200Yes
Total Requested157554%
Total Not Requested135046%

Option Package Details
Infiniti Q50 3.0t Red Sport

All-weather floor mats
FeatureValueRequested?
All-weather floor mats75Yes
Cargo tray40No
Total Requested7565%
Total Not Requested4035%
AWD
FeatureValueRequested?
AWD0Yes
245/40VR19 tires400No
Total Requested00%
Total Not Requested400100%
Cargo Package
FeatureValueRequested?
Cargo net40Yes
Cargo mat40Yes
First-aid kit15No
Total Requested8084%
Total Not Requested1516%
ProACTIVE Package
FeatureValueRequested?
Steering-linked headlights150No
Auto-dimming headlights200Yes
Radar- or camera-based collision preparation system100Yes
Lane departure warning200Yes
Adaptive cruise control, all-speed750No
Crosswind stabilization50No
Blind spot collision prevention150No
Eco accelerator100No
Active steering, electronic link1000No
Lane keeping assist400No
Total Requested50016%
Total Not Requested260084%
Sensory Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100No
Memory system, driver seat200No
Auto-dimming driver-side mirror75Yes
Surround sound250Yes
Auto-dimming passenger-side mirror75Yes
Mirror tilt-down in reverse25No
Automatic air recirculation100Yes
Interior ambient lighting150Yes
Ionizing air filtration50No
Bose, 16 speakers (with subwoofer)350No
Total Requested65047%
Total Not Requested72553%

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