Cadillac STS Cadillac STS 2007 Infiniti Q50 Infiniti Q50 2017
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Cadillac STS 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.

Cadillac STS vs. Infiniti Q50 Invoice Comparison

Lowest Total Price: $52,950

Infiniti Q50 3.0t Red Sport   
Difference: $24,905

Lowest Total Invoice: $49,232

Infiniti Q50 3.0t Red Sport   
Difference: $22,247

Calculate Payments

  Down Payment Interest Rate Term
Model Year20072017
ModelSTSQ50
TrimSTS-V3.0t Red Sport
Body4dr Sedan4dr Sedan
Base Price $73,810 $48,700
Base Invoice $67,638 $45,291
Sunroof 1,200  
Premium Plus Package   2,250
Illuminated door sill trim plates   465
Cargo Package   200
Rear spoiler   430
Sunroof 996  
Premium Plus Package   2,093
Illuminated door sill trim plates   391
Cargo Package   149
Rear spoiler   403
Options (change) 1,200 3,345
Options (change) 996 3,036
Destination 745 905
Gas Tax 2,100 0
Total Price $77,855 $52,950
Total Invoice $71,479 $49,232

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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 Cadillac STS 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: Cadillac STS vs. Infiniti Q50

Lowest Adjusted Price and Invoice: Infiniti Q50 3.0t Red Sport
TrueDelta Adjusted Price Difference: $24,720
TrueDelta Adjusted Invoice Difference: $22,077
Model Year20072017
ModelSTSQ50
TrimSTS-V3.0t Red Sport
Body4dr Sedan4dr Sedan
Engine469hp V8400hp V6
TransmissionT6T7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)14/20 MPG20/26 MPG
Audio (watts, speakers)300, 15?, 16
Tire (rear if not all the same)255/45-18245/40-19
Total Price$77,855$52,950
Adjustments for Features-1850
Feature-Adjusted Total Price$77,670$52,950
Total Invoice$71,479$49,232
Adjustments for Features-1700
Feature-Adjusted Total Invoice$71,309$49,232

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Features Comparison: Cadillac STS vs. Infiniti Q50

Model Year20072017
ModelSTSQ50
TrimSTS-V3.0t Red Sport
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100 
7-speed manually-shiftable automatic $1200
RWD$0$0
Accessories 
Remote app $25
Remote window/roof operation $15
Brakes, Airbags, and Other Safety 
Obstacle detection, rear$250 
Rearview camera $200
Torque vectoring, brake-based $100
Cargo Management 
Cargo mat $40
Overhead sunglass holder $25
Climate Control 
Heated windshield washer nozzles$15 
Ionizing air filtration $50
Rear air vents $100
Rear air vents with manual controls$150 
Drivetrain 
Limited-slip rear differential$300 
Exterior 
Laminated front side windows$200 
Self-repairing paint $0
Infotainment 
App support $0
Aux input $50
Bluetooth audio streaming $25
CD changer, in-dash$325 
CD player $125
Concierge Services - 1 year subscription $50
DVD-compatible player$0 
HD radio $50
MP3-compatible player $50
Rear seat audio controls$25 
SMS text-to-speech reader $25
Telematics service, such as OnStar $200
Telematics service, such as OnStar, with navigation$225 
Traffic + travel information $25
Instruments, Lights, and Mirrors 
Auto-dimming headlights$200 
Auto-dimming passenger-side mirror $75
Headlight washers$50 
LED headlights $1000
Mirror tilt-down in reverse $25
Xenon HID headlights$500 
Seats and Interior Trim 
Aluminum trim $100
Folding second row seats $300
Heated second row seats$200 
Illuminated door sill trim plates $200
Manual thigh support length adjuster, driver seat $50
Manual thigh support length adjuster, passenger seat $50
Power 4-way lumbar adjuster, driver seat$150 
Power 4-way lumbar adjuster, passenger seat$150 
Power lumbar adjuster, driver seat $100
Power seatback bolsters, driver seat $100
Synthetic suede inserts in leather seating surfaces$0 
Upholstered instrument panel, leather$1000 
Wood trim$300 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500
Alloy wheels$350 
Auto-leveling rear shocks$200 
Electronic systems calibration selector $200
Machined alloy wheels $350
Sport suspension (upgrade)$0 
Transmission 
Steering-wheel-mounted transmission controls $100
Total Value of Features$5,690$5,505
Value of Feature Adjustments$185$0
Value of Feature Adjustments-1700

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See a complete comparison of Cadillac STS vs. Infiniti Q50 features.

Specifications Comparison: Cadillac STS vs. Infiniti Q50

Model Year20072017
ModelSTSQ50
Body4dr Sedan4dr Sedan
Wheelbase116.4 in112.2 in
Length196.3 in188.3 in
Width72.6 in71.8 in
Height57.6 in56.8 in
Curb Weight4,233 lb.3,853 lb.
Fuel Capacity17.0 gal.20.0 gal.
Row 1 Headroom38.7 in40.2 in
Row 1 Shoulder Room58.6 in56.7 in
Row 1 Hip Room54.6 in53.2 in
Row 1 Legroom42.6 in44.5 in
Row 2 Headroom37.9 in37.5 in
Row 2 Shoulder Room57.4 in56.1 in
Row 2 Hip Room55.6 in52.5 in
Row 2 Legroom38.3 in35.1 in
Cargo Volume13.8 ft313.5 ft3

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See a complete comparison of Cadillac STS vs. Infiniti Q50 specs.

Option Package Details
Infiniti Q50 3.0t Red Sport

Premium Plus Package
FeatureValueRequested?
Remote start150Yes
Folding second row seats300No
Second-row 2-section 3-person split bench100No
Heated front seats200Yes
Heated steering wheel100Yes
Navigation system600Yes
Telematics service, such as OnStar200Yes
Voice control for nav and audio75Yes
Traffic + travel information25No
Remote app25No
Total Requested132575%
Total Not Requested45025%
Cargo Package
FeatureValueRequested?
Cargo net40Yes
Cargo mat40No
First-aid kit15No
Total Requested4042%
Total Not Requested5558%

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