Cadillac STS Cadillac STS 2006 Audi A5 / S5 Audi A5 / S5 2011
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Cadillac STS vs. Audi A5 / S5 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. Audi A5 / S5 Invoice Comparison

Lowest Total Price: $65,000

Audi A5 / S5 S5 4.2   
Difference: $10,890

Lowest Total Invoice: $60,606

Audi A5 / S5 S5 4.2   
Difference: $9,918

Calculate Payments

  Down Payment Interest Rate Term
Model Year20062011
ModelSTSA5 / S5
TrimSTS-VS5 4.2
Body4dr Sedan2dr Coupe
Base Price $73,070 $53,650
Base Invoice $67,704 $49,895
Prestige Package   5,900
Active rear differential   1,100
6-speed shiftable automatic   1,200
Wood trim   500
Synthetic suede inserts in leather seating surfaces   0
Metallic paint (extra cost)   475
Prestige Package   5,487
Active rear differential   1,024
6-speed shiftable automatic   1,116
Wood trim   466
Synthetic suede inserts in leather seating surfaces   0
Metallic paint (extra cost)   443
Options (change) 0 9,175
Options (change) 0 8,536
Destination 720 875
Gas Tax 2,100 1,300
Total Price $75,890 $65,000
Total Invoice $70,524 $60,606

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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 Audi A5 / S5 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. Audi A5 / S5

Lowest Adjusted Price and Invoice: Audi A5 / S5 S5 4.2
TrueDelta Adjusted Price Difference: $11,815
TrueDelta Adjusted Invoice Difference: $10,780
Model Year20062011
ModelSTSA5 / S5
TrimSTS-VS5 4.2
Body4dr Sedan2dr Coupe
Engine469hp V8354hp V8
TransmissionT6T6
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)14/20 MPG16/22 MPG
Audio (watts, speakers)300, 15505, 14
Tire (rear if not all the same)255/45-18255/35-19
Total Price$75,890$65,000
Adjustments for Features0-925
Feature-Adjusted Total Price$75,890$64,075
Total Invoice$70,524$60,606
Adjustments for Features0-862
Feature-Adjusted Total Invoice$70,524$59,744

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Features Comparison: Cadillac STS vs. Audi A5 / S5

Model Year20062011
ModelSTSA5 / S5
TrimSTS-VS5 4.2
Body4dr Sedan2dr Coupe
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100
RWD$0 
AWD $1700
Accessories 
Heated steering wheel$100 
Power rear side windows$200 
Remote start$150 
Tilt/telescoping steering wheel, manual $250
Tilt/telescoping steering wheel, power$350 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0
Knee airbag, driver $75
Knee airbag, passenger $75
Rearview camera $200
Tires, run-flat$150 
Cargo Management 
Cargo net$40 
Second-row low console $100
Climate Control 
Rear air vents with automatic controls $250
Rear air vents with manual controls$150 
Drivetrain 
Active rear differential $500
Limited-slip rear differential$300 
Exterior 
Laminated front side windows$200 
Power-venting glass roof panel $300
Rear spoiler$200 
Infotainment 
Aux input $50
CD changer, in-dash$325 
CD player $125
HD radio $50
iPod integration $100
Media drive $15
MP3-compatible player $50
Satellite radio $200
Telematics service, such as OnStar$200 
Traffic information $25
Instruments, Lights, and Mirrors 
Auto-dimming headlights$200 
Auto-dimming passenger-side mirror $75
Compass $0
Fog light, rear $100
Headlight washers$50 
Seats and Interior Trim 
Folding second row seats $300
Heated second row seats$200 
Manual thigh support length adjuster, driver seat $50
Manual thigh support length adjuster, passenger seat $50
Upholstered instrument panel, leather$1000 
Suspension, Wheels, and Tires 
Alloy wheels $350
Auto-leveling rear shocks$200 
Electronic systems calibration selector $200
Performance steering system (optional)$0 
Polished alloy wheels$350 
Transmission 
Steering-wheel-mounted transmission controls $100
Total Value of Features$5,465$6,390
Value of Feature Adjustments$0$925
Value of Feature Adjustments0-862

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See a complete comparison of Cadillac STS vs. Audi A5 / S5 features.

Specifications Comparison: Cadillac STS vs. Audi A5 / S5

Model Year20062011
ModelSTSA5 / S5
Body4dr Sedan2dr Coupe
Wheelbase116.4 in108.3 in
Length196.3 in182.1 in
Width72.6 in73.0 in
Height57.6 in54.0 in
Curb Weight4,233 lb.3,891 lb.
Fuel Capacity17.0 gal.16.9 gal.
Row 1 Headroom38.7 in39.1 in
Row 1 Shoulder Room58.6 in54.3 in
Row 1 Hip Room54.6 in0.0 in
Row 1 Legroom42.6 in41.3 in
Row 2 Headroom37.9 in36.0 in
Row 2 Shoulder Room57.4 in52.8 in
Row 2 Hip Room55.6 in0.0 in
Row 2 Legroom38.3 in31.7 in
Cargo Volume13.8 ft312.0 ft3

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See a complete comparison of Cadillac STS vs. Audi A5 / S5 specs.

Option Package Details
Audi A5 / S5 S5 4.2

Active rear differential
FeatureValueRequested?
Active rear differential500No
Electronic systems calibration selector200No
Total Requested00%
Total Not Requested700100%
Prestige Package
FeatureValueRequested?
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75Yes
Surround sound250Yes
Proximity key250Yes
Auto-dimming passenger-side mirror75No
Bang & Olufsen, 505W, 14 speakers (with subwoofer)350No
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Traffic information25No
HD radio50No
Media drive, large15No
Navigation system600Yes
Obstacle detection, rear250Yes
Rearview camera200No
Total Requested172571%
Total Not Requested71529%

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