Audi A4 / S4 Audi A4 / S4 2015 Cadillac STS Cadillac STS 2010

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Audi A4 / S4 vs. Cadillac STS 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.

Audi A4 / S4 vs. Cadillac STS Invoice Comparison

Lowest Total Price: $61,725

Audi A4 / S4 S4 3.0T   
Difference: $8,880

Lowest Total Invoice: $57,471

Audi A4 / S4 S4 3.0T   
Difference: $9,232

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152010
ModelA4 / S4STS
TrimS4 3.0TV8 Performance
Body4dr Sedan4dr Sedan
Base Price $48,400 $68,785
Base Invoice $45,012 $65,002
Driver Assist Package 2,750  
Prestige Package 5,900  
Metallic paint (extra cost) 550  
Adaptive dampers - electrical 1,000  
Wood trim, alternative type 1,100  
Active rear differential 1,100  
Active steering   995
Driver Assist Package 2,557  
Prestige Package 5,488  
Metallic paint (extra cost) 511  
Adaptive dampers - electrical 930  
Wood trim, alternative type 1,024  
Active rear differential 1,024  
Active steering   876
Options (change) 12,400 995
Options (change) 11,534 876
Destination 925 825
Total Price $61,725 $70,605
Total Invoice $57,471 $66,703

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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 Audi A4 / S4 dealer quotes or Cadillac STS dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Audi A4 / S4 vs. Cadillac STS

Lowest Adjusted Price and Invoice: Audi A4 / S4 S4 3.0T
TrueDelta Adjusted Price Difference: $10,070
TrueDelta Adjusted Invoice Difference: $10,340
Model Year20152010
ModelA4 / S4STS
TrimS4 3.0TV8 Performance
Body4dr Sedan4dr Sedan
Engine333hp V6320hp V8
TransmissionM6T6
DrivetrainAWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG
Audio (watts, speakers)505, 14?, 8
Tire (rear if not all the same)245/40-18235/50-18
Total Price$61,725$70,605
Adjustments for Features-1,1900
Feature-Adjusted Total Price$60,535$70,605
Total Invoice$57,471$66,703
Adjustments for Features-1,1080
Feature-Adjusted Total Invoice$56,363$66,703

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Features Comparison: Audi A4 / S4 vs. Cadillac STS

Model Year20152010
ModelA4 / S4STS
TrimS4 3.0TV8 Performance
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manual$150 
6-speed manually-shiftable automatic $1100
AWD$1700 
RWD $0
Accessories 
Heated steering wheel $100
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 
Automatic braking, low-speed$200 
Forward collision warning$200 
Lane departure warning $200
Radar- or camera-based collision preparation system$0 
Rearview camera$200 
Cargo Management 
Air-conditioned storage compartment$50 
Cargo net $40
Rear seat pass-through $100
Climate Control 
Heated windshield washer nozzles$15 
Rain-sensing wipers$175 
Rear air vents with automatic controls$250 
Rear air vents with manual controls $150
Variable intermittent wipers $75
Drivetrain 
Active rear differential$500 
Limited-slip rear differential $300
Exterior 
Body kit$0 
Laminated front side windows $200
Rear spoiler $200
Infotainment 
Aux input$50 
Bluetooth audio streaming$25 
CD changer, in-dash $325
CD player$125 
HD radio$50 
In-vehicle Internet$150 
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 + travel information$25 
Wi-Fi hotspot$50 
Instruments, Lights, and Mirrors 
Auto-dimming headlights $200
Auto-dimming passenger-side mirror$75 
Compass$0 
Cornering lights$50 
Fog light, rear$100 
Head-up display (HUD) $350
Headlight washers $50
Interior ambient lighting$150 
Steering-linked headlights$150 
Seats and Interior Trim 
Cooled or ventilated front seats $300
Folding second row seats$300 
Heated second row seats $200
Leather door panel trim$250 
Leather-wrapped steering wheel$150 
Manual thigh support length adjuster, driver seat$50 
Manual thigh support length adjuster, passenger seat$50 
Synthetic suede inserts in leather seating surfaces$0 
Wood trim $300
Wood trim, alternative type$300 
Wood/leather-wrapped steering wheel $150
Suspension, Wheels, and Tires 
Alloy wheels$350 
Electronic systems calibration selector$200 
Polished alloy wheels $350
Transmission 
Steering-wheel-mounted transmission controls$100 
Total Value of Features$6,630$5,440
Value of Feature Adjustments$1,190$0
Value of Feature Adjustments-1,1080

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Specifications Comparison: Audi A4 / S4 vs. Cadillac STS

Model Year20152010
ModelA4 / S4STS
Body4dr Sedan4dr Sedan
Wheelbase110.6 in116.4 in
Length185.1 in196.7 in
Width71.9 in72.6 in
Height56.2 in57.6 in
Curb Weight3,510 lb.3,974 lb.
Fuel Capacity16.9 gal.17.0 gal.
Row 1 Headroom40.0 in38.7 in
Row 1 Shoulder Room55.5 in58.6 in
Row 1 Hip Room0.0 in54.6 in
Row 1 Legroom41.3 in42.6 in
Row 2 Headroom37.5 in37.9 in
Row 2 Shoulder Room54.3 in57.4 in
Row 2 Hip Room0.0 in55.6 in
Row 2 Legroom35.2 in38.3 in
Cargo Volume12.4 ft313.8 ft3

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Option Package Details
Audi A4 / S4 S4 3.0T

Driver Assist Package
FeatureValueRequested?
Adaptive cruise control450Yes
Radar- or camera-based collision preparation system0No
Active steering1000Yes
Automatic braking, low-speed200No
Forward collision warning200No
Total Requested145078%
Total Not Requested40022%
Prestige Package
FeatureValueRequested?
Steering-linked headlights150No
Surround sound250Yes
Cornering lights50No
Bang & Olufsen, 505W, 14 speakers (with subwoofer)350No
Obstacle detection, rear250Yes
Rearview camera200No
Blind spot warning system200Yes
In-vehicle Internet150No
Wi-Fi hotspot50No
Navigation system600Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
HD radio50No
Media drive15No
Traffic + travel information25No
Bluetooth audio streaming25No
Total Requested140057%
Total Not Requested106543%

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