Audi A5 / S5 Audi A5 / S5 2009 Cadillac STS Cadillac STS 2006

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

Lowest Total Price: $47,125

Cadillac STS V6   
Difference: $1,365

Lowest Total Invoice: $43,134

Cadillac STS V6   
Difference: $1,976

Calculate Payments

  Down Payment Interest Rate Term
Model Year20092009200620062006
ModelA5 / S5A5 / S5STSSTSSTS
TrimA5S5V6V8STS-V
Body2dr Coupe2dr Coupe4dr Sedan4dr Sedan4dr Sedan
Base Price $40,700 $51,400 $41,020 $47,520 $73,070
Base Invoice $37,851 $47,802 $37,944 $43,956 $67,704
Technology Package 2,200 2,200      
Navigation system 2,390 2,390      
Premium Package 1,900        
Metallic paint (extra cost) 475 475      
Wood trim   500      
Preferred Equipment Group 1SB     2,640    
Bose 300W 15 speakers     2,590    
Universal garage door opener     155    
Preferred Equipment Group 1SE       4,445  
Technology Package 2,045 2,045      
Navigation system 2,178 2,178      
Premium Package 1,768        
Metallic paint (extra cost) 443 443      
Wood trim   466      
Preferred Equipment Group 1SB     2,191    
Bose 300W 15 speakers     2,150    
Universal garage door opener     129    
Preferred Equipment Group 1SE       3,689  
Options (change) 6,965 5,565 5,385 4,445 0
Options (change) 6,434 5,132 4,470 3,689 0
Destination 825 825 720 720 720
Gas Tax 0 1,300 0 0 2,100
Total Price $48,490 $59,090 $47,125 $52,685 $75,890
Total Invoice $45,110 $55,059 $43,134 $48,365 $70,524

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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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TrueDelta Value Comparison: Audi A5 / S5 vs. Cadillac STS

Lowest Adjusted Price: Audi A5 / S5 A5
Lowest Adjusted Invoice: Cadillac STS V6
TrueDelta Adjusted Price Difference: $575
TrueDelta Adjusted Invoice Difference: $171
Model Year20092009200620062006
ModelA5 / S5A5 / S5STSSTSSTS
TrimA5S5V6V8STS-V
Body2dr Coupe2dr Coupe4dr Sedan4dr Sedan4dr Sedan
Engine265hp V6354hp V8254hp V6320hp V8469hp V8
TransmissionM6M6T5T5T6
DrivetrainAWDAWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)180, 10180, 10300, 15300, 15300, 15
Tire (rear if not all the same)245/40-18255/35-19235/50-17235/50-17255/45-18
Total Price$48,490$59,090$47,125$52,685$75,890
Adjustments for Features-1,940-2,4400-390-2,905
Feature-Adjusted Total Price$46,550$56,650$47,125$52,295$72,985
Cost Above Minimum$0$10,100$0$5,170$25,860
Total Invoice$45,110$55,059$43,134$48,365$70,524
Adjustments for Features-1,805-2,2740-358-2,700
Feature-Adjusted Total Invoice$43,305$52,785$43,134$48,007$67,824
Cost Above Minimum$0$9,480$0$4,873$24,690

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Features Comparison: Audi A5 / S5 vs. Cadillac STS

Model Year20092009200620062006
ModelA5 / S5A5 / S5STSSTSSTS
TrimA5S5V6V8STS-V
Body2dr Coupe2dr Coupe4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manual$150$150   
5-speed manually-shiftable automatic  $1000$1000 
6-speed manually-shiftable automatic    $1100
AWD$1700$1700   
RWD  $0$0$0
Accessories 
Heated steering wheel   $100$100
Power rear side windows  $200$200$200
Remote start  $150$150$150
Tilt/telescoping steering wheel, manual$250$250   
Tilt/telescoping steering wheel, power  $350$350$350
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0   
Blind spot warning system$200$200   
Knee airbag, driver$75$75   
Knee airbag, passenger$75$75   
Rearview camera$200$200   
Tires, run-flat    $150
Cargo Management 
Cargo net   $40$40
Rear seat pass-through $100$100$100$100
Second-row low console$100$100   
Climate Control 
Heated windshield washer nozzles$15$15  $15
Rear air vents  $100  
Rear air vents with automatic controls$250$250   
Rear air vents with manual controls   $150$150
Drivetrain 
Limited-slip rear differential    $300
Exterior 
Laminated front side windows  $200$200$200
Power-venting glass roof panel$300$300   
Rear spoiler    $200
Infotainment 
Aux input$50$50   
DVD-compatible player  $0$0$0
iPod integration$100$100   
MP3-compatible player$50$50   
Satellite radio$200$200   
Surround sound  $250$250$250
Telematics service, such as OnStar  $200$200$200
Instruments, Lights, and Mirrors 
Auto-dimming headlights    $200
Auto-dimming passenger-side mirror$75$75   
Compass$0$0   
Fog light, rear$100$100   
Headlight washers $50  $50
Steering-linked headlights$150$150   
Xenon HID headlights$500$500  $500
Seats and Interior Trim 
Aluminum trim $100   
Folding second row seats$300$300   
Heated second row seats   $200$200
Manual thigh support length adjuster, driver seat $50   
Manual thigh support length adjuster, passenger seat $50   
Power 4-way lumbar adjuster, passenger seat $150$150$150$150
Synthetic suede inserts in leather seating surfaces $0  $0
Upholstered instrument panel, leather    $1000
Suspension, Wheels, and Tires 
Alloy wheels$350$350   
Auto-leveling rear shocks  $200$200$200
Performance steering system (optional)    $0
Polished alloy wheels  $350$350$350
Sport suspension (upgrade) $0  $0
Total Value of Features$5,190$5,690$3,250$3,640$6,155
Value of Feature Adjustments$1,940$2,440$0$390$2,905
Value of Feature Adjustments-1,805-2,2740-358-2,700

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Specifications Comparison: Audi A5 / S5 vs. Cadillac STS

Model Year20092006
ModelA5 / S5STS
Body2dr Coupe4dr Sedan
Wheelbase108.3 in116.4 in
Length182.1 in196.3 in
Width73.0 in72.6 in
Height54.0 in57.6 in
Curb Weight3,738 lb.3,961 lb.
Fuel Capacity16.9 gal.17.0 gal.
Row 1 Headroom39.1 in38.7 in
Row 1 Shoulder Room54.3 in58.6 in
Row 1 Hip Room0.0 in54.6 in
Row 1 Legroom41.3 in42.6 in
Row 2 Headroom36.0 in37.9 in
Row 2 Shoulder Room52.8 in57.4 in
Row 2 Hip Room0.0 in55.6 in
Row 2 Legroom31.7 in38.3 in
Cargo Volume12.0 ft313.8 ft3

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Option Package Details
Audi A5 / S5 A5

Technology Package
FeatureValueRequested?
Steering-linked headlights150No
Obstacle detection, rear250Yes
Rearview camera200No
Proximity key250Yes
Blind spot warning system200No
Total Requested50048%
Total Not Requested55052%
Premium Package
FeatureValueRequested?
Heated front seats200Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Xenon HID headlights500No
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Auto-dimming passenger-side mirror75No
Total Requested72556%
Total Not Requested57544%

Option Package Details
Audi A5 / S5 S5

Technology Package
FeatureValueRequested?
Steering-linked headlights150No
Obstacle detection, rear250Yes
Rearview camera200No
Proximity key250Yes
Blind spot warning system200No
Total Requested50048%
Total Not Requested55052%

Option Package Details
Cadillac STS V6

Bose, 300W, 15 speakers (with subwoofer)
FeatureValueRequested?
Bose, 300W, 15 speakers (with subwoofer)350No
Navigation system600Yes
CD changer, in-dash200Yes
Bluetooth cell phone link100Yes
Surround sound250No
DVD-compatible player0No
Voice control for nav and audio100Yes
Total Requested100063%
Total Not Requested60037%
Preferred Equipment Group 1SB
FeatureValueRequested?
Wood trim300Yes
Heated front seats200Yes
CD changer, in-dash200Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Rain-sensing wipers100Yes
Memory system, driver seat200Yes
Interior air filter0Yes
Polished alloy wheels0No
Total Requested1300100%
Total Not Requested00%

Option Package Details
Cadillac STS V8

Preferred Equipment Group 1SE
FeatureValueRequested?
Navigation system600Yes
Heated second row seats200No
Universal garage door opener100Yes
Bluetooth cell phone link100Yes
Heated steering wheel100No
Interior air filter0Yes
Cargo net40No
Surround sound250No
DVD-compatible player0No
Bose, 300W, 15 speakers (with subwoofer)350No
Voice control for nav and audio100Yes
Rear air vents with manual controls50Yes
Wood trim300Yes
Heated front seats200Yes
CD changer, in-dash200Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Rain-sensing wipers100Yes
Memory system, driver seat200Yes
Polished alloy wheels0No
Total Requested225071%
Total Not Requested94029%

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