Cadillac STS Cadillac STS 2010 Cadillac XLR Cadillac XLR 2009

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Cadillac STS vs. Cadillac XLR 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. Cadillac XLR Invoice Comparison

Lowest Total Price: $76,110

Cadillac STS V8 Performance   
Difference: $11,945

Lowest Total Invoice: $71,547

Cadillac STS V8 Performance   
Difference: $9,010

Calculate Payments

  Down Payment Interest Rate Term
Model Year20102009
ModelSTSXLR
TrimV8 PerformancePlatinum
Body4dr Sedan2dr Hardtop conv.
Base Price $68,785 $86,215
Base Invoice $65,002 $78,887
Platinum Edition 6,500  
Chrome-plated alloy wheels   1,000
Platinum Edition 5,720  
Chrome-plated alloy wheels   830
Options (change) 6,500 1,000
Options (change) 5,720 830
Destination 825 840
Total Price $76,110 $88,055
Total Invoice $71,547 $80,557

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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 Cadillac XLR dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Cadillac STS vs. Cadillac XLR

Lowest Adjusted Price and Invoice: Cadillac STS V8 Performance
TrueDelta Adjusted Price Difference: $7,870
TrueDelta Adjusted Invoice Difference: $5,282
Model Year20102009
ModelSTSXLR
TrimV8 PerformancePlatinum
Body4dr Sedan2dr Hardtop conv.
Engine320hp V8320hp V8
TransmissionT6T6
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG
Audio (watts, speakers)300, 15250, 9
Tire (rear if not all the same)235/50-18235/50-18
Total Price$76,110$88,055
Adjustments for Features0-4,075
Feature-Adjusted Total Price$76,110$83,980
Total Invoice$71,547$80,557
Adjustments for Features0-3,728
Feature-Adjusted Total Invoice$71,547$76,829

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Features Comparison: Cadillac STS vs. Cadillac XLR

Model Year20102009
ModelSTSXLR
TrimV8 PerformancePlatinum
Body4dr Sedan2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100
RWD$0$0
Accessories 
Power rear side windows$200 
Remote start$150 
Brakes, Airbags, and Other Safety 
Blind spot warning system$200 
Brake assist$50 
Lane departure warning$200 
Side curtain airbags$350 
Temporary spare tire$150 
Tires, run-flat $150
Cargo Management 
Rear seat pass-through$100 
Climate Control 
Automatic air recirculation$100 
Rain-sensing wipers $175
Rear air vents with manual controls$150 
Variable intermittent wipers$75 
Drivetrain 
Limited-slip rear differential$300 
Exterior 
Laminated front side windows$200 
Power retractable hardtop $6750
Rear spoiler$200 
Sunroof$900 
Infotainment 
Rear seat audio controls$25 
Surround sound$250 
Instruments, Lights, and Mirrors 
Auto-dimming headlights$200 
Mirror tilt-down in reverse $25
Steering-linked headlights $150
Turn signals on or near mirrors$25 
Seats and Interior Trim 
Center armrest(s), second row$50 
Heated second row seats$200 
Upholstered instrument panel$300 
Upholstered instrument panel, leather $1000
Suspension, Wheels, and Tires 
Auto-leveling rear shocks $200
Sport suspension (upgrade)$0 
Total Value of Features$5,475$9,550
Value of Feature Adjustments$0$4,075
Value of Feature Adjustments0-3,728

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Specifications Comparison: Cadillac STS vs. Cadillac XLR

Model Year20102009
ModelSTSXLR
Body4dr Sedan2dr Hardtop conv.
Wheelbase116.4 in105.7 in
Length196.7 in177.7 in
Width72.6 in72.3 in
Height57.6 in50.4 in
Curb Weight3,974 lb.3,675 lb.
Fuel Capacity17.0 gal.18.0 gal.
Row 1 Headroom38.7 in37.6 in
Row 1 Shoulder Room58.6 in54.3 in
Row 1 Hip Room54.6 in53.0 in
Row 1 Legroom42.6 in42.6 in
Row 2 Headroom37.9 in0.0 in
Row 2 Shoulder Room57.4 in0.0 in
Row 2 Hip Room55.6 in0.0 in
Row 2 Legroom38.3 in0.0 in
Cargo Volume,
Minimum
13.8 ft34.4 ft3
Cargo Volume,
Maximum
13.811.6 ft3

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Option Package Details
Cadillac STS V8 Performance

Platinum Edition
FeatureValueRequested?
Upgraded leather upholstery0No
Leather upholstery, extended coverage0No
235/50WR18 tires200No
255/45WR18 tires200No
Special exterior trim0No
Special interior trim0No
Synthetic suede headliner650Yes
Upholstered door panels, leather250Yes
Upholstered instrument panel300Yes
Chrome-plated alloy wheels500Yes
Total Requested170081%
Total Not Requested40019%

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