Cadillac STS Cadillac STS 2009 Audi A5 / S5 Audi A5 / S5 2010
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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: $64,400

Audi A5 / S5 S5 4.2   
Difference: $18,635

Lowest Total Invoice: $60,045

Audi A5 / S5 S5 4.2   
Difference: $16,278

Calculate Payments

  Down Payment Interest Rate Term
Model Year20092010
ModelSTSA5 / S5
TrimSTS-VS5 4.2
Body4dr Sedan2dr Coupe
Base Price $80,160 $52,400
Base Invoice $73,448 $48,732
Driver Assist Package   900
Prestige Package   5,700
Metallic paint (extra cost)   475
Synthetic suede inserts in leather seating surfaces   0
Wood trim   500
6-speed shiftable automatic   1,200
Active rear differential   1,100
Driver Assist Package   837
Prestige Package   5,302
Metallic paint (extra cost)   443
Synthetic suede inserts in leather seating surfaces   0
Wood trim   466
6-speed shiftable automatic   1,116
Active rear differential   1,024
Options (change) 0 9,875
Options (change) 0 9,188
Destination 775 825
Gas Tax 2,100 1,300
Total Price $83,035 $64,400
Total Invoice $76,323 $60,045

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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 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: $19,035
TrueDelta Adjusted Invoice Difference: $16,651
Model Year20092010
ModelSTSA5 / S5
TrimSTS-VS5 4.2
Body4dr Sedan2dr Coupe
Engine469hp V8354hp V8
TransmissionT6T6
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)13/19 MPG16/22 MPG
Audio (watts, speakers)300, 15505, 14
Tire (rear if not all the same)255/45-18255/35-19
Total Price$83,035$64,400
Adjustments for Features0-400
Feature-Adjusted Total Price$83,035$64,000
Total Invoice$76,323$60,045
Adjustments for Features0-373
Feature-Adjusted Total Invoice$76,323$59,672

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Features Comparison: Cadillac STS vs. Audi A5 / S5

Model Year20092010
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
Lane departure warning$200 
Rearview camera $200
Temporary spare tire $150
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
iPod integration $100
Media drive $15
MP3-compatible player $50
Rear seat audio controls$25 
SD Card slot $25
Telematics service, such as OnStar, with navigation$225 
Traffic information $25
Instruments, Lights, and Mirrors 
Auto-dimming headlights$200 
Auto-dimming passenger-side mirror $75
Compass $0
Fog light, rear $100
Head-up display (HUD)$350 
Headlight washers$50 
Interior ambient lighting $150
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 
Auto-leveling rear shocks$200 
Electronic systems calibration selector $200
Performance steering system (optional)$0 
Transmission 
Steering-wheel-mounted transmission controls $100
Total Value of Features$5,715$6,115
Value of Feature Adjustments$0$400
Value of Feature Adjustments0-373

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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 Year20092010
ModelSTSA5 / S5
Body4dr Sedan2dr Coupe
Wheelbase116.4 in108.3 in
Length196.7 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%
Driver Assist Package
FeatureValueRequested?
Obstacle detection, rear250Yes
Rearview camera200No
Blind spot warning system200Yes
Total Requested45069%
Total Not Requested20031%
Prestige Package
FeatureValueRequested?
Navigation system600Yes
Auto-dimming rearview mirror150Yes
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Surround sound250Yes
DVD-compatible player0Yes
Proximity key250Yes
Voice control for nav and audio100Yes
Auto-dimming passenger-side mirror75No
Traffic information25No
Media drive, large15No
Bang & Olufsen, 505W, 14 speakers (with subwoofer)350No
Total Requested162578%
Total Not Requested46522%

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