Cadillac STS Cadillac STS 2008 Audi A3 / S3 Audi A3 / S3 2015

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Cadillac STS vs. Audi A3 / S3 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 A3 / S3 Invoice Comparison

Lowest Total Price: $51,495

Audi A3 / S3 S3   
Difference: $14,245

Lowest Total Invoice: $47,956

Audi A3 / S3 S3   
Difference: $12,334

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082015
ModelSTSA3 / S3
TrimV8S3
Body4dr Sedan4dr Sedan
Base Price $53,275 $41,100
Base Invoice $49,812 $38,224
Preferred Equipment Group 1SG 11,690  
Advanced Technology Package   1,400
Prestige Package   5,900
235/35YR19   1,500
Cargo net   150
Metallic paint (extra cost)   550
Preferred Equipment Group 1SG 9,703  
Advanced Technology Package   1,302
Prestige Package   5,488
235/35YR19   1,397
Cargo net   139
Metallic paint (extra cost)   511
Options (change) 11,690 9,500
Options (change) 9,703 8,837
Destination 775 895
Total Price $65,740 $51,495
Total Invoice $60,290 $47,956

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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 A3 / S3 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Cadillac STS vs. Audi A3 / S3

Lowest Adjusted Price and Invoice: Audi A3 / S3 S3
TrueDelta Adjusted Price Difference: $17,410
TrueDelta Adjusted Invoice Difference: $15,281
Model Year20082015
ModelSTSA3 / S3
TrimV8S3
Body4dr Sedan4dr Sedan
Engine320hp V8292hp I4
TransmissionT6S6
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG
Audio (watts, speakers)300, 15705, 14
Tire (rear if not all the same)235/50-18235/35-19
Total Price$65,740$51,495
Adjustments for Features0-3,165
Feature-Adjusted Total Price$65,740$48,330
Total Invoice$60,290$47,956
Adjustments for Features0-2,947
Feature-Adjusted Total Invoice$60,290$45,009

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Features Comparison: Cadillac STS vs. Audi A3 / S3

Model Year20082015
ModelSTSA3 / S3
TrimV8S3
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100 
6-speed automated manual $1100
RWD$0 
AWD $1700
Accessories 
Adaptive cruise control$600 
Adaptive cruise control, all-speed $850
Heated steering wheel$100 
Remote start$150 
Tilt/telescoping steering wheel, manual $250
Tilt/telescoping steering wheel, power$350 
Universal garage door opener$100 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0
Automatic braking, low-speed $200
Forward collision warning $200
Knee airbag, driver $75
Knee airbag, passenger $75
Lane departure prevention, steering-based $200
Obstacle detection, front $150
Radar- or camera-based collision preparation system $0
Rearview camera $200
Secondary collision brake assist $25
Torque vectoring, brake-based $100
Climate Control 
Heated windshield washer nozzles $15
Rear air vents $100
Rear air vents with manual controls$150 
Drivetrain 
Limited-slip rear differential$300 
Engine / Motor 
Dual-mode exhaust, switchable $500
Exterior 
Black grille (optional) $0
Body kit $0
Laminated front side windows$200 
Sunroof$900 
Sunroof, large $1100
Infotainment 
4G LTE connectivity $0
Bluetooth audio streaming $25
CD changer, in-dash$325 
Handwriting recognition $200
HD radio $50
In-vehicle Internet $150
iPod integration $100
MP3-compatible player $50
Rear seat audio controls$25 
SD Card slot $25
Telematics service, such as OnStar, with navigation$225 
Traffic + travel information $25
Wi-Fi hotspot $50
Instruments, Lights, and Mirrors 
Auto-dimming headlights$200 
Boost gauge $75
Compass $0
Cornering lights $50
Fog light, rear $100
Fog lights$125 
Head-up display (HUD)$350 
Headlight washers$50 
Interior ambient lighting $150
LED headlights $1000
Power-folding mirrors $50
Xenon HID headlights$500 
Seats and Interior Trim 
Aluminum trim $100
Cooled or ventilated front seats$300 
Folding second row seats $300
Heated second row seats$200 
Leather-wrapped steering wheel $150
Manual thigh support length adjuster, driver seat $50
Manual thigh support length adjuster, passenger seat $50
Memory system, driver seat$200 
Metal pedals $75
Wood trim$300 
Wood/leather-wrapped steering wheel$150 
Suspension, Wheels, and Tires 
Alloy wheels $350
Electronic systems calibration selector $200
Performance steering system (optional)$0 
Polished alloy wheels$350 
Transmission 
Launch control $100
Steering-wheel-mounted transmission controls $100
Total Value of Features$7,250$10,415
Value of Feature Adjustments$0$3,165
Value of Feature Adjustments0-2,947

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Specifications Comparison: Cadillac STS vs. Audi A3 / S3

Model Year20082015
ModelSTSA3 / S3
Body4dr Sedan4dr Sedan
Wheelbase116.4 in103.8 in
Length196.7 in175.4 in
Width72.6 in70.7 in
Height57.6 in55.7 in
Curb Weight3,974 lb.3,176 lb.
Fuel Capacity17.0 gal.13.2 gal.
Row 1 Headroom38.7 in36.5 in
Row 1 Shoulder Room58.6 in54.8 in
Row 1 Hip Room54.6 in0.0 in
Row 1 Legroom42.6 in41.2 in
Row 2 Headroom37.9 in36.1 in
Row 2 Shoulder Room57.4 in53.0 in
Row 2 Hip Room55.6 in0.0 in
Row 2 Legroom38.3 in35.1 in
Cargo Volume13.8 ft312.3 ft3

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Option Package Details
Cadillac STS V8

Preferred Equipment Group 1SG
FeatureValueRequested?
Adaptive shocks - electrical500Yes
Cooled or ventilated front seats300No
Sunroof900Yes
Adaptive cruise control450Yes
235/50WR18 tires200No
255/45WR18 tires200No
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200No
Head-up display (HUD)350No
Lane departure warning system200Yes
Blind spot warning system200Yes
Sport suspension (upgrade)250Yes
Performance braking system (optional)250No
Limited-slip rear differential300No
Rear spoiler200Yes
Additional engine cooling0No
Power steering cooler0No
Performance steering system (optional)250No
Navigation system600Yes
Bluetooth cell phone link100Yes
Surround sound250Yes
DVD-compatible player0Yes
Rear seat audio controls25No
Voice control for nav and audio100Yes
Bose, 300W, 15 speakers (with subwoofer)350No
Total Requested425063%
Total Not Requested247537%

Option Package Details
Audi A3 / S3 S3

235/35YR19 tires
FeatureValueRequested?
235/35YR19 tires400No
Adaptive dampers - electrical500Yes
Total Requested50056%
Total Not Requested40044%
Advanced Technology Package
FeatureValueRequested?
Radar- or camera-based collision preparation system0No
Adaptive cruise control, all-speed700No
Automatic braking, low-speed200No
Forward collision warning200No
Lane departure warning system200Yes
Lane departure prevention system, steering-based200No
Total Requested20013%
Total Not Requested130087%
Prestige Package
FeatureValueRequested?
Bang & Olufsen, 705W, 14 speakers (with subwoofer)350No
Surround sound250Yes
Cornering lights50No
LED headlights500No
Black grille (optional)0No
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Power-folding mirrors50No
Interior ambient lighting150No
In-vehicle Internet150No
Wi-Fi hotspot50No
Speed limit information0No
4G LTE connectivity0No
Obstacle detection, front150No
Obstacle detection, rear250Yes
Rearview camera200No
Blind spot warning system200Yes
Navigation system600Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Traffic + travel information25No
Handwriting recognition200No
Total Requested162546%
Total Not Requested187554%

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