Lexus IS Lexus IS 2007 Infiniti Q50 Infiniti Q50 2014
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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: $41,428

Lexus IS 350   
Difference: $2,517

Lowest Total Invoice: $36,243

Lexus IS 350   
Difference: $4,607

Calculate Payments

  Down Payment Interest Rate Term
Model Year200720142014
ModelISQ50Q50
Trim3503.7 PremiumS 3.7
Body4dr Sedan4dr Sedan4dr Sedan
Base Price $35,705 $40,000 $43,650
Base Invoice $31,420 $37,200 $40,595
Navigation system 2,550    
X-Package 1,455    
6-speed shiftable automatic 0    
Sunroof 0    
Xenon HID headlights 875    
Cargo net 59    
Cargo mat 69    
Cargo Package   200 200
Navigation Package   1,400 1,400
Leather seating surfaces   1,000  
Illuminated door sill trim plates   440 440
Navigation system 2,168    
X-Package 1,164    
6-speed shiftable automatic 0    
Sunroof 0    
Xenon HID headlights 700    
Cargo net 35    
Cargo mat 41    
Cargo Package   149 149
Navigation Package   1,302 1,302
Leather seating surfaces   930  
Illuminated door sill trim plates   364 364
Options (change) 5,008 3,040 2,040
Options (change) 4,108 2,745 1,815
Destination 715 905 905
Total Price $41,428 $43,945 $46,595
Total Invoice $36,243 $40,850 $43,315

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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

Want to find out how much dealers are willing to discount these cars?

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

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

TrueDelta Value Comparison: Lexus IS vs. Infiniti Q50

Lowest Adjusted Price and Invoice: Lexus IS 350
TrueDelta Adjusted Price Difference: $1,057
TrueDelta Adjusted Invoice Difference: $3,250
Model Year200720142014
ModelISQ50Q50
Trim3503.7 PremiumS 3.7
Body4dr Sedan4dr Sedan4dr Sedan
Engine306hp V6328hp V6328hp V6
TransmissionT6T7T7
DrivetrainRWDRWDRWD
EPA Fuel Economy (city/highway)21/28 MPG20/30 MPG20/30 MPG
Audio (watts, speakers)194, 12?, 14?, 14
Tire (rear if not all the same)225/40-18225/55-17245/40-19
Total Price$41,428$43,945$46,595
Adjustments for Features0-1,460-1,760
Feature-Adjusted Total Price$41,428$42,485$44,835
Cost Above Minimum$0$0$2,350
Total Invoice$36,243$40,850$43,315
Adjustments for Features0-1,357-1,636
Feature-Adjusted Total Invoice$36,243$39,493$41,679
Cost Above Minimum$0$0$2,186

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Features Comparison: Lexus IS vs. Infiniti Q50

Model Year200720142014
ModelISQ50Q50
Trim3503.7 PremiumS 3.7
Body4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100  
7-speed manually-shiftable automatic $1200$1200
RWD$0$0$0
Accessories 
Remote app $25$25
Brakes, Airbags, and Other Safety 
Knee airbag, driver$75  
Knee airbag, passenger$75  
Tires, run-flat $150$150
Torque vectoring, brake-based $100$100
Climate Control 
Water-repellent front-door glass$15  
Exterior 
Self-repairing paint $0$0
Infotainment 
App support $0$0
Bluetooth audio streaming $25$25
CD changer, in-dash$325  
CD player $125$125
Concierge Services - 4 year subscription $200$200
HD radio $50$50
Satellite radio $200$200
SMS text-to-speech reader $25$25
Surround sound $250$250
Telematics service, such as OnStar $200$200
Traffic + travel information $25$25
Instruments, Lights, and Mirrors 
LED headlights $1000$1000
Steering-linked headlights$150  
Turn signals on or near mirrors $25$25
Xenon HID headlights$500  
Seats and Interior Trim 
Aluminum trim $100$100
Heated front seats $200$200
Manual thigh support length adjuster, driver seat  $50
Manual thigh support length adjuster, passenger seat  $50
Power lumbar adjuster, passenger seat$100  
Power seatback bolsters, driver seat  $100
Suspension, Wheels, and Tires 
Alloy wheels$350 $350
Machined alloy wheels $350 
Performance steering system (optional)  $0
Sport suspension (upgrade)$0 $0
Transmission 
Steering-wheel-mounted transmission controls$100 $100
Total Value of Features$2,790$4,250$4,550
Value of Feature Adjustments$0$1,460$1,760
Value of Feature Adjustments0-1,357-1,636

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See a complete comparison of Lexus IS vs. Infiniti Q50 features.

Specifications Comparison: Lexus IS vs. Infiniti Q50

Model Year20072014
ModelISQ50
Body4dr Sedan4dr Sedan
Wheelbase107.5 in112.2 in
Length180.1 in188.3 in
Width70.9 in71.8 in
Height56.1 in56.8 in
Curb Weight3,527 lb.3,574 lb.
Fuel Capacity17.2 gal.20.0 gal.
Row 1 Headroom37.2 in40.2 in
Row 1 Shoulder Room54.4 in56.7 in
Row 1 Hip Room54.1 in53.2 in
Row 1 Legroom43.9 in44.5 in
Row 2 Headroom36.7 in37.5 in
Row 2 Shoulder Room52.7 in56.1 in
Row 2 Hip Room53.7 in52.5 in
Row 2 Legroom30.6 in35.1 in
Cargo Volume13.0 ft313.5 ft3

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See a complete comparison of Lexus IS vs. Infiniti Q50 specs.

Option Package Details
Lexus IS 350

Navigation system
FeatureValueRequested?
Navigation system600Yes
Bluetooth cell phone link100Yes
Rearview camera200Yes
Voice control for nav and audio100Yes
Total Requested1000100%
Total Not Requested00%
X-Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
225/40YR18 tires200No
Sport front fascia (optional)0No
Metal pedals75No
255/40YR18 tires200No
Illuminated door sill trim plates200Yes
Total Requested45049%
Total Not Requested47551%

Option Package Details
Infiniti Q50 3.7 Premium

Leather seating surfaces
FeatureValueRequested?
Leather seating surfaces900Yes
Power lumbar adjuster, driver seat50Yes
Total Requested950100%
Total Not Requested00%
Cargo Package
FeatureValueRequested?
Cargo net40Yes
Cargo mat40Yes
First-aid kit15No
Total Requested8084%
Total Not Requested1516%
Navigation Package
FeatureValueRequested?
Navigation system600Yes
Telematics service, such as OnStar200No
Voice control for nav and audio75Yes
Traffic + travel information25No
Remote app25No
Total Requested67573%
Total Not Requested25027%

Option Package Details
Infiniti Q50 S 3.7

Cargo Package
FeatureValueRequested?
Cargo net40Yes
Cargo mat40Yes
First-aid kit15No
Total Requested8084%
Total Not Requested1516%
Navigation Package
FeatureValueRequested?
Navigation system600Yes
Telematics service, such as OnStar200No
Voice control for nav and audio75Yes
Traffic + travel information25No
Remote app25No
Total Requested67573%
Total Not Requested25027%

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