Ford Mustang Ford Mustang 2018 Audi A4 / S4 Audi A4 / S4 2015

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

Join Us

Ford Mustang vs. Audi A4 / S4 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 Invoice Comparison

Lowest Total Price: $35,700

Ford Mustang EcoBoost Premium   
Difference: $7,275

Lowest Total Invoice: $33,807

Ford Mustang EcoBoost Premium   
Difference: $6,228

Calculate Payments

  Down Payment Interest Rate Term
Model Year2018201820152015
ModelMustangMustangA4 / S4A4 / S4
TrimEcoBoost PremiumGT PremiumA4 2.0TS4 3.0T
Body2dr Coupe2dr Coupe4dr Sedan4dr Sedan
Base Price $30,600 $39,095 $35,500 $48,400
Base Invoice $28,917 $36,945 $33,017 $45,012
Premium Plus Package 2,200 2,200 2,100  
Temporary spare tire 405 405    
Front sport buckets 1,595 1,595    
Rear spoiler 0 0    
Technology Package     2,900 2,900
Sport Package     1,000  
Metallic paint (extra cost)     550 550
Active rear differential       1,100
Premium Plus Package 2,090 2,090 1,954  
Temporary spare tire 385 385    
Front sport buckets 1,515 1,515    
Rear spoiler 0 0    
Technology Package     2,698 2,698
Sport Package     930  
Metallic paint (extra cost)     511 511
Active rear differential       1,024
Options (change) 4,200 4,200 6,550 4,550
Options (change) 3,990 3,990 6,093 4,233
Destination 900 900 925 925
Total Price $35,700 $44,195 $42,975 $53,875
Total Invoice $33,807 $41,835 $40,035 $50,170

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 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

Lowest Adjusted Price and Invoice: Ford Mustang EcoBoost Premium
TrueDelta Adjusted Price Difference: $3,725
TrueDelta Adjusted Invoice Difference: $2,921
Model Year2018201820152015
ModelMustangMustangA4 / S4A4 / S4
TrimEcoBoost PremiumGT PremiumA4 2.0TS4 3.0T
Body2dr Coupe2dr Coupe4dr Sedan4dr Sedan
Engine310hp I4460hp V8220hp I4333hp V6
TransmissionM6M6CVT-8M6
DrivetrainRWDRWDFWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 9?, 9180, 10180, 10
Tire (rear if not all the same)235/50-18235/50-18245/40-18245/40-18
Total Price$35,700$44,195$42,975$53,875
Adjustments for Features00-3,550-4,950
Feature-Adjusted Total Price$35,700$44,195$39,425$48,925
Cost Above Minimum$0$8,495$0$9,500
Total Invoice$33,807$41,835$40,035$50,170
Adjustments for Features00-3,307-4,610
Feature-Adjusted Total Invoice$33,807$41,835$36,728$45,560
Cost Above Minimum$0$8,028$0$8,832

Return to top

Features Comparison: Ford Mustang vs. Audi A4 / S4

Model Year2018201820152015
ModelMustangMustangA4 / S4A4 / S4
TrimEcoBoost PremiumGT PremiumA4 2.0TS4 3.0T
Body2dr Coupe2dr Coupe4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manual$150$150 $150
8-speed manually-shiftable CVT  $1100 
RWD$0$0  
FWD  $0 
AWD   $1700
Accessories 
Active noise reduction$0   
Heated steering wheel$100$100  
Power rear side windows  $200$200
Remote app$25$25  
Remote climate control$25$25  
Remote start via app$75$75  
Brakes, Airbags, and Other Safety 
911 assist$25$25  
Active glove box$100$100  
Active or whiplash-reducing head restraints, front seats  $0$0
Blind spot warning system  $200$200
Knee airbag, driver$75$75  
Line lock$50$50  
Safety key$5$5  
Torque vectoring, brake-based  $100 
Vehicle health reports$0$0  
Cargo Management 
Air-conditioned storage compartment  $50$50
Climate Control 
Automatic air recirculation  $100$100
Heated windshield washer nozzles  $15$15
Rain-sensing wipers  $175$175
Rear air vents with automatic controls  $250$250
Variable intermittent wipers$75$75  
Drivetrain 
Active rear differential   $500
Limited-slip rear differential$300$300  
Exterior 
Active grille shutters$0$0  
Body kit  $0$0
Body kit (gray/black)$0$0  
Rear spoiler$200$200  
Sunroof  $900$900
Infotainment 
4G LTE connectivity$0$0  
Android Auto support$100$100  
App support$0$0  
Apple CarPlay support$100$100  
Aux input  $50$50
DVD-compatible player  $0$0
HD radio  $50$50
In-vehicle Internet  $150$150
iPod integration  $100$100
Media drive  $15$15
SD Card slot  $25$25
SMS text-to-speech reader$25$25  
USB port$25$25  
Voice control for external devices$0$0  
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror  $75$75
Auto-dimming passenger-side mirror  $75$75
Fog light, rear  $100$100
Interior ambient lighting  $150$150
Large color reconfigurable instrument cluster display$250$250  
LED headlights, single projector or low beam only$750$750  
Performance meter$150$150  
Spotter mirror(s)$50$50  
Xenon HID headlights  $500$500
Seats and Interior Trim 
Center armrest(s), second row  $50$50
Door sill trim plates  $100$100
Heated front seats  $200$200
Illuminated door sill trim plates$200$200  
Leather door panel trim   $250
Manual height adjuster, driver seat$50$50  
Manual thigh support length adjuster, driver seat  $50$50
Manual thigh support length adjuster, passenger seat  $50$50
Memory system, driver seat  $200$200
Metal pedals$75$75  
No leather in second row$-300$-300  
Power 4-way lumbar adjuster, driver seat  $150$150
Power 4-way lumbar adjuster, passenger seat  $150$150
Power fore-aft adjuster, driver seat  $100$100
Power fore-aft adjuster, passenger seat  $100$100
Power height adjuster, driver seat  $100$100
Power height adjuster, passenger seat  $100$100
Power recliner, driver seat  $100$100
Power recliner, passenger seat  $100$100
Power tilt adjuster, driver seat  $100$100
Power tilt adjuster, passenger seat  $100$100
Synthetic suede inserts in leather seating surfaces   $0
Upgraded floor mats$0$0  
Suspension, Wheels, and Tires 
Additional powertrain and chassis calibration options$0$0  
Alloy wheels  $350$350
Machined alloy wheels$350$350  
Sport suspension (upgrade)  $0$0
Transmission 
Steering-wheel-mounted transmission controls  $100$100
Total Value of Features$3,030$3,030$6,580$7,980
Value of Feature Adjustments$0$0$3,550$4,950
Value of Feature Adjustments00-3,307-4,610

Return to top

Specifications Comparison: Ford Mustang vs. Audi A4 / S4

Model Year20182015
ModelMustangA4 / S4
Body2dr Coupe4dr Sedan
Wheelbase107.1 in110.6 in
Length188.5 in185.1 in
Width75.4 in71.9 in
Height54.3 in56.2 in
Curb Weight3,543 lb.3,510 lb.
Fuel Capacity15.5 gal.16.9 gal.
Row 1 Headroom37.6 in40.0 in
Row 1 Shoulder Room56.3 in55.5 in
Row 1 Hip Room54.9 in0.0 in
Row 1 Legroom42.7 in41.3 in
Row 2 Headroom34.8 in37.5 in
Row 2 Shoulder Room52.2 in54.3 in
Row 2 Hip Room47.4 in0.0 in
Row 2 Legroom29.0 in35.2 in
Cargo Volume13.5 ft312.4 ft3

Return to top

Option Package Details
Ford Mustang EcoBoost Premium

Premium Plus Package
FeatureValueRequested?
Navigation system600Yes
Heated steering wheel100No
Voice control for nav and audio75Yes
Traffic + travel information25Yes
Large color reconfigurable instrument cluster display250No
Remote app25No
4G LTE connectivity0No
Remote start via app75No
Remote climate control25No
Wi-Fi hotspot50Yes
Special interior trim0No
Upgraded floor mats0No
Total Requested75061%
Total Not Requested47539%

Option Package Details
Ford Mustang GT Premium

Premium Plus Package
FeatureValueRequested?
Navigation system600Yes
Heated steering wheel100No
Voice control for nav and audio75Yes
Traffic + travel information25Yes
Large color reconfigurable instrument cluster display250No
Remote app25No
4G LTE connectivity0No
Remote start via app75No
Remote climate control25No
Wi-Fi hotspot50Yes
Special interior trim0No
Upgraded floor mats0No
Total Requested75061%
Total Not Requested47539%

Option Package Details
Audi A4 / S4 A4 2.0T

Technology Package
FeatureValueRequested?
Obstacle detection, rear250Yes
Rearview camera200Yes
Blind spot warning system200No
In-vehicle Internet150No
Wi-Fi hotspot50Yes
DVD-compatible player0No
Voice control for nav and audio100Yes
HD radio50No
Media drive15No
Traffic + travel information25Yes
Bluetooth audio streaming25Yes
Navigation system600Yes
Total Requested125075%
Total Not Requested41525%
Premium Plus Package
FeatureValueRequested?
Heated front seats200No
Auto-dimming rearview mirror150Yes
Memory system, driver seat200No
Auto-dimming driver-side mirror75No
Compass0Yes
Proximity key250Yes
Auto-dimming passenger-side mirror75No
245/40HR18 tires400No
Steering-wheel-mounted transmission controls100No
Total Requested40028%
Total Not Requested105072%
Sport Package
FeatureValueRequested?
Sport suspension (upgrade)250No
Manual thigh support adjuster, driver seat50No
Power 4-way lumbar adjuster, passenger seat150No
Manual thigh support adjuster, passenger seat50No
Front sport buckets100Yes
Electronic systems calibration selector200Yes
Total Requested30038%
Total Not Requested50062%

Option Package Details
Audi A4 / S4 S4 3.0T

Technology Package
FeatureValueRequested?
Obstacle detection, rear250Yes
Rearview camera200Yes
Blind spot warning system200No
In-vehicle Internet150No
Wi-Fi hotspot50Yes
DVD-compatible player0No
Voice control for nav and audio100Yes
HD radio50No
Media drive15No
Traffic + travel information25Yes
Bluetooth audio streaming25Yes
Navigation system600Yes
Total Requested125075%
Total Not Requested41525%

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.