Ford Mustang Ford Mustang 2015 Audi A4 / S4 / RS4 Audi A4 / S4 / RS4 2008

We are 103,000+ car owners sharing real-world car information.

Join Us

Ford Mustang vs. Audi A4 / S4 / RS4 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.

Ford Mustang vs. Audi A4 / S4 / RS4 Invoice Comparison

Lowest Total Price: $36,985

Ford Mustang EcoBoost Premium   
Difference: $17,365

Lowest Total Invoice: $34,151

Ford Mustang EcoBoost Premium   
Difference: $16,452

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152015200820082008
ModelMustangMustangA4 / S4 / RS4A4 / S4 / RS4A4 / S4 / RS4
TrimEcoBoost PremiumGT PremiumA4 3.2 CabrioletS4 CabrioletRS4 Cabriolet
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Base Price $34,800 $41,800 $47,900 $56,775 $81,900
Base Invoice $32,103 $38,561 $44,548 $52,801 $76,168
Navigation system 795 795 2,100 1,950  
Obstacle detection, rear 295 295 350 350  
Rear spoiler 0 0      
Temporary spare tire 195 195      
Convenience Package     1,800 2,625  
Metallic paint (extra cost)     475 475  
iPod integration     0 0 0
Heated front seats     450    
Bluetooth cell phone link     500    
Aluminum trim         0
Navigation system 710 710 1,953 1,813  
Obstacle detection, rear 264 264 325 325  
Rear spoiler 0 0      
Temporary spare tire 174 174      
Convenience Package     1,675 2,442  
Metallic paint (extra cost)     443 443  
iPod integration     0 0 0
Heated front seats     418    
Bluetooth cell phone link     466    
Aluminum trim         0
Options (change) 1,285 1,285 5,675 5,400 0
Options (change) 1,148 1,148 5,280 5,023 0
Destination 900 900 775 775 775
Gas Tax 0 0 0 1,700 2,100
Total Price $36,985 $43,985 $54,350 $64,650 $84,775
Total Invoice $34,151 $40,609 $50,603 $60,299 $79,043

Return to top

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 Ford Mustang dealer quotes or Audi A4 / S4 / RS4 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: Ford Mustang vs. Audi A4 / S4 / RS4

Lowest Adjusted Price and Invoice: Ford Mustang EcoBoost Premium
TrueDelta Adjusted Price Difference: $14,180
TrueDelta Adjusted Invoice Difference: $13,487
Model Year20152015200820082008
ModelMustangMustangA4 / S4 / RS4A4 / S4 / RS4A4 / S4 / RS4
TrimEcoBoost PremiumGT PremiumA4 3.2 CabrioletS4 CabrioletRS4 Cabriolet
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Engine310hp I4435hp V8255hp V6340hp V8420hp V8
TransmissionM6M6T6M6M6
DrivetrainRWDRWDAWDAWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 9?, 9180, 9215, 9215, 9
Tire (rear if not all the same)235/50-18235/50-18235/45-17235/40-18255/35-19
Total Price$36,985$43,985$54,350$64,650$84,775
Adjustments for Features0-150-3,185-2,185-3,960
Feature-Adjusted Total Price$36,985$43,835$51,165$62,465$80,815
Cost Above Minimum$0$6,850$0$11,300$29,650
Total Invoice$34,151$40,609$50,603$60,299$79,043
Adjustments for Features0-138-2,965-2,038-3,692
Feature-Adjusted Total Invoice$34,151$40,471$47,638$58,261$75,351
Cost Above Minimum$0$6,320$0$10,623$27,713

Return to top

Features Comparison: Ford Mustang vs. Audi A4 / S4 / RS4

Model Year20152015200820082008
ModelMustangMustangA4 / S4 / RS4A4 / S4 / RS4A4 / S4 / RS4
TrimEcoBoost PremiumGT PremiumA4 3.2 CabrioletS4 CabrioletRS4 Cabriolet
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Transmission and Drivetrain 
6-speed manual$150$150 $150$150
6-speed manually-shiftable automatic  $1100  
RWD$0$0   
AWD  $1700$1700$1700
Accessories 
Active noise reduction$0    
Proximity key$250$250   
Wind blocker  $300$300$300
Brakes, Airbags, and Other Safety 
911 assist$25$25   
Active glove box$100$100   
Active or whiplash-reducing head restraints, front seats  $0$0$0
Auto-raising roll bars / headrests  $500$500$500
Full-size spare tire  $225$225$225
Knee airbag, passenger  $75$75$75
Line lock $50   
Rearview camera$200$200   
Safety key$5$5   
Temporary spare tire$150$150   
Vehicle health reports$0$0   
Cargo Management 
Rear seat pass-through  $100$100$100
Ski sack  $50$50$50
Storage compartment under front seat(s)  $50$50$50
Climate Control 
Automatic air recirculation  $100$100$100
Heated windshield washer nozzles  $15$15$15
Rain-sensing wipers  $175$175$175
Variable intermittent wipers$75$75   
Drivetrain 
Limited-slip rear differential$300$300   
Exterior 
Active grille shutters$0    
Body kit    $0
Body kit (gray/black)$0$0   
Bodyside moldings  $75$75$75
Rear spoiler$200$200  $200
Sunroof    $900
Infotainment 
Bluetooth audio streaming$25$25   
CD player$125$125   
iPod integration  $100$100$100
Navigation, turn-by-turn$25$25   
Satellite radio$200$200 $200$200
SD Card slot$25$25$25$25 
SMS text-to-speech reader$25$25   
Traffic + travel information$25$25   
USB port$25$25   
Voice control for external devices$0$0   
Voice control for nav and audio$100$100   
Wi-Fi hotspot capability$0$0   
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror  $75$75$75
Auto-dimming passenger-side mirror  $75$75$75
Fog light, rear  $100$100$100
Headlight washers  $50$50$50
Interior ambient lighting  $150$150$150
Performance meter$150$150   
Power-folding mirrors  $50$50$50
Spotter mirror(s)$50$50   
Steering-linked headlights  $150$150$150
Seats and Interior Trim 
Aluminum trim$100$100 $100$100
Center armrest(s), second row  $50$50$50
Cooled or ventilated front seats$300$300   
Door sill trim plates  $100$100$100
Heated second row seats    $200
Illuminated door sill trim plates$200$200   
Leather door panel trim   $250$250
Manual height adjuster, driver seat   $50$50
Manual thigh support length adjuster, driver seat   $50$50
Memory system, driver seat  $200$200$200
Metal pedals$75$75   
Power 4-way lumbar adjuster, driver seat  $150$150$150
Power 4-way lumbar adjuster, passenger seat  $150$150$150
Power fore-aft adjuster, driver seat$100$100$100  
Power height adjuster, driver seat$100$100$100  
Power lumbar adjuster, driver seat$100$100   
Power recliner, driver seat  $100  
Power recliner, passenger seat  $100$100$100
Power tilt adjuster, driver seat$100$100$100  
Wood trim  $300  
Suspension, Wheels, and Tires 
Additional powertrain and chassis calibration options$0$0   
Electronic systems calibration selector$200$200   
Hydraulically cross-linked dampers    $500
Ultra-sport suspension (upgrade)   $0$0
Transmission 
Launch control $100   
Total Value of Features$3,505$3,655$6,690$5,690$7,465
Value of Feature Adjustments$0$150$3,185$2,185$3,960
Value of Feature Adjustments0-138-2,965-2,038-3,692

Return to top

Specifications Comparison: Ford Mustang vs. Audi A4 / S4 / RS4

Model Year20152008
ModelMustangA4 / S4 / RS4
Body2dr Convertible2dr Convertible
Wheelbase107.1 in104.3 in
Length188.3 in180.0 in
Width75.4 in70.0 in
Height54.9 in54.8 in
Curb Weight3,645 lb.3,859 lb.
Fuel Capacity16.0 gal.16.6 gal.
Row 1 Headroom37.6 in38.0 in
Row 1 Shoulder Room56.3 in53.0 in
Row 1 Hip Room54.9 in0.0 in
Row 1 Legroom42.0 in41.3 in
Row 2 Headroom35.7 in36.3 in
Row 2 Shoulder Room44.7 in45.1 in
Row 2 Hip Room43.7 in0.0 in
Row 2 Legroom30.8 in32.4 in
Cargo Volume11.4 ft38.9 ft3

Return to top

Option Package Details
Audi A4 / S4 / RS4 A4 3.2 Cabriolet

Navigation system
FeatureValueRequested?
Navigation system600Yes
CD changer, remote-125No
SD Card slot25Yes
Total Requested625125%
Total Not Requested-125-25%
Convenience Package
FeatureValueRequested?
Memory system, driver seat200No
Xenon HID headlights500Yes
Auto-dimming driver-side mirror75No
Compass0Yes
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100No
Automatic headlights125Yes
Steering-linked headlights150No
Total Requested87557%
Total Not Requested65043%

Option Package Details
Audi A4 / S4 / RS4 S4 Cabriolet

Navigation system
FeatureValueRequested?
Navigation system600Yes
CD changer, remote200No
SD Card slot25Yes
Total Requested62576%
Total Not Requested20024%
Convenience Package
FeatureValueRequested?
Memory system, driver seat200No
Bluetooth cell phone link100Yes
Bose, 215W, 9 speakers (with subwoofer)350No
Auto-dimming driver-side mirror75No
Compass0Yes
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100No
Automatic headlights125Yes
Steering-linked headlights150No
Total Requested47532%
Total Not Requested100068%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Coupes and Convertibles.
See TrueDelta's information for all Ford models.