Audi A4 / S4 / RS4 Audi A4 / S4 / RS4 2018 Ford Mustang Ford Mustang 2018

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

Lowest Total Price: $41,100

Ford Mustang EcoBoost Premium   
Difference: $20,740

Lowest Total Invoice: $38,936

Ford Mustang EcoBoost Premium   
Difference: $18,646

Calculate Payments

  Down Payment Interest Rate Term
Model Year201820182018
ModelA4 / S4 / RS4MustangMustang
TrimS4 3.0TEcoBoost PremiumGT Premium
Body4dr Sedan2dr Coupe2dr Coupe
Base Price $51,400 $30,600 $39,095
Base Invoice $47,802 $28,917 $36,945
S Sport Package 2,500    
Driver Assistance Package 1,800    
Prestige Package 4,400    
Metallic paint (extra cost) 575    
All-weather floor mats 190 120 120
Premium Plus Package   2,200 2,200
Safe and Smart Package   1,495 1,495
EcoBoost Performance Package   2,495  
Front sport buckets   1,595 1,595
Adaptive dampers - electrical   1,695  
Rear spoiler     0
S Sport Package 2,326    
Driver Assistance Package 1,674    
Prestige Package 4,092    
Metallic paint (extra cost) 536    
All-weather floor mats 177 114 114
Premium Plus Package   2,090 2,090
Safe and Smart Package   1,420 1,420
EcoBoost Performance Package   2,370  
Front sport buckets   1,515 1,515
Adaptive dampers - electrical   1,610  
Rear spoiler     0
Options (change) 9,465 9,600 5,410
Options (change) 8,805 9,119 5,139
Destination 975 900 900
Total Price $61,840 $41,100 $45,405
Total Invoice $57,582 $38,936 $42,984

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While we strive for accuracy, the site is not error-free, and prices can change at any time.

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TrueDelta Value Comparison: Audi A4 / S4 / RS4 vs. Ford Mustang

Lowest Adjusted Price and Invoice: Ford Mustang EcoBoost Premium
TrueDelta Adjusted Price Difference: $8,640
TrueDelta Adjusted Invoice Difference: $7,385
Model Year201820182018
ModelA4 / S4 / RS4MustangMustang
TrimS4 3.0TEcoBoost PremiumGT Premium
Body4dr Sedan2dr Coupe2dr Coupe
Engine354hp V6310hp I4460hp V8
TransmissionT8M6M6
DrivetrainAWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)755, 19?, 9?, 9
Tire (rear if not all the same)245/40-18255/40-19235/50-18
Total Price$61,840$41,100$45,405
Adjustments for Features-12,475-3750
Feature-Adjusted Total Price$49,365$40,725$45,405
Cost Above Minimum$0$0$4,680
Total Invoice$57,582$38,936$42,984
Adjustments for Features-11,616-3550
Feature-Adjusted Total Invoice$45,966$38,581$42,984
Cost Above Minimum$0$0$4,403

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

Model Year201820182018
ModelA4 / S4 / RS4MustangMustang
TrimS4 3.0TEcoBoost PremiumGT Premium
Body4dr Sedan2dr Coupe2dr Coupe
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300  
6-speed manual $150$150
AWD$1700  
RWD $0$0
Accessories 
Active noise reduction $0 
Adaptive cruise control $750$750
Adaptive cruise control, all-speed, topography and road sign aware$1300  
Heated steering wheel $100$100
Low-speed semi-autonomous driving$200  
Power rear side windows$200  
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
Around view cameras$500  
Automatic braking, low-speed$200  
Collision preparation system, rear$100  
Driver drowsiness monitor$150  
Evasive maneuver assist$200  
Following distance indicator$25  
Knee airbag, passenger$100  
Lane keeping assist$400  
Line lock $50$50
Obstacle detection, front$200  
Rearview camera $200$200
Rollover sensor$50  
Safety key $5$5
Secondary collision brake assist$25  
Temporary spare tire$150  
Torque vectoring, brake-based$100  
Turn assist$25  
Vehicle exit assist$25  
Vehicle health reports $0$0
Wide-view front camera$150  
Wide-view rear camera$0  
Cargo Management 
Air-conditioned storage compartment$50  
Climate Control and Infotainment 
App support $100$100
Automatic air recirculation$100  
Aux input$50  
CD player $125$125
CD player, remote$100  
DVD-compatible player$0  
Handwriting recognition$200  
HD radio$50  
Heated windshield washer nozzles$15  
In-vehicle Internet$150  
Media drive$15  
Rear air vents with automatic controls$250  
SD Card slot$25  
SMS text-to-speech reader $25$25
Surround sound$250  
Telematics service, such as OnStar$300  
Voice control for external devices $0$0
Exterior 
Active grille shutters $0$0
Body kit$0  
Body kit (gray/black) $0$0
Laminated front side windows$200  
Painted brake calipers (optional)$0  
Rear spoiler$200 $200
Sunroof$900  
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75  
Auto-dimming passenger-side mirror$75  
Boost gauge$75$75 
Fog light, rear$100  
Head-up display (HUD)$350  
Interior ambient lighting, configurable$150  
LED headlights$1000  
LED headlights, single projector or low beam only $750$750
Performance meter $150$150
Power-folding mirrors$50  
Predictive efficiency assist$0  
Road sign information$75  
Powertrain 
Active rear differential$500  
Automatic start / stop$150  
Launch control$100  
Limited-slip rear differential  $300
Regenerative braking$0  
Steering-wheel-mounted transmission controls$100  
Torque-sensing limited-slip rear differential $300 
Seats and Interior Trim 
Center armrest(s), second row$50  
Heated front seats$200  
Manual height adjuster, driver seat $50$50
Manual thigh support length adjuster, driver seat$50  
Manual thigh support length adjuster, passenger seat$50  
Massage, driver seat$100  
Massage, passenger seat$100  
Memory system, driver seat$200  
No leather in second row $-300$-300
Power 4-way lumbar adjuster, driver seat$150  
Power 4-way lumbar adjuster, passenger seat$150  
Power fore-aft adjuster, driver seat$100  
Power fore-aft adjuster, passenger seat$100  
Power height adjuster, driver seat$100  
Power height adjuster, passenger seat$100  
Power recliner, driver seat$100  
Power recliner, passenger seat$100  
Power tilt adjuster, driver seat$100  
Power tilt adjuster, passenger seat$100  
Synthetic suede door panel trim$250  
Synthetic suede inserts in leather seating surfaces$0  
Upgraded floor mats $0$0
Upholstered door armrests (optional)$0  
Suspension, Wheels, and Tires 
Adaptive dampers - electrical$500$500 
Additional powertrain and chassis calibration options $0$0
Alloy wheels$350$350 
Machined alloy wheels  $350
Performance steering system (optional) $0 
Sport suspension (upgrade)$0$0 
Wheels, dark finish $0 
Total Value of Features$15,705$3,605$3,230
Value of Feature Adjustments$12,475$375$0
Value of Feature Adjustments-11,616-3550

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

Model Year20182018
ModelA4 / S4 / RS4Mustang
Body4dr Sedan2dr Coupe
Wheelbase111.0 in107.1 in
Length186.1 in188.5 in
Width72.5 in75.4 in
Height56.2 in54.3 in
Curb Weight3,451 lb.3,543 lb.
Fuel Capacity16.9 gal.15.5 gal.
Row 1 Headroom38.9 in37.6 in
Row 1 Shoulder Room55.9 in56.3 in
Row 1 Hip Room0.0 in54.9 in
Row 1 Legroom41.3 in42.7 in
Row 2 Headroom37.4 in34.8 in
Row 2 Shoulder Room54.5 in52.2 in
Row 2 Hip Room0.0 in47.4 in
Row 2 Legroom35.7 in29.0 in
Cargo Volume13.0 ft313.5 ft3

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Option Package Details
Audi A4 / S4 / RS4 S4 3.0T

S Sport Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Active rear differential200No
Painted brake calipers (optional)0No
Total Requested50071%
Total Not Requested20029%
Driver Assistance Package
FeatureValueRequested?
Auto-dimming headlights200Yes
Lane departure warning200Yes
Road sign information75No
Turn assist25No
Lane keeping assist400No
Following distance indicator25No
Low-speed semi-autonomous driving200No
Evasive maneuver assist200No
Predictive efficiency assist0No
Adaptive cruise control, all-speed, topography and road sign aware1050No
Total Requested40017%
Total Not Requested197583%
Prestige Package
FeatureValueRequested?
Head-up display (HUD)350No
Laminated front side windows200No
Around view cameras300No
Wide-view front camera150No
Wide-view rear camera0No
Interior ambient lighting, configurable150No
Upholstered door armrests (optional)0No
Large color reconfigurable instrument cluster display250Yes
Handwriting recognition200No
Remote app25Yes
Speed limit information0No
4G LTE connectivity50Yes
Navigation system600Yes
DVD-compatible player0No
Voice control for nav and audio75Yes
Media drive15No
Traffic + travel information25Yes
In-vehicle Internet150No
Wi-Fi hotspot50Yes
Total Requested107542%
Total Not Requested151558%

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 display250Yes
Remote climate control25No
Wi-Fi hotspot50Yes
Remote app25Yes
4G LTE connectivity50Yes
Remote start via app75No
Special interior trim0No
Upgraded floor mats0No
Total Requested107584%
Total Not Requested20016%
Safe and Smart Package
FeatureValueRequested?
Rain-sensing wipers100Yes
Adaptive cruise control500Yes
Memory system, driver seat200No
Auto-dimming headlights200Yes
Radar- or camera-based collision preparation system100Yes
Lane departure warning200Yes
Blind spot warning system200Yes
Cross-traffic warning, rear100Yes
Automatic braking, high-speed or partial200Yes
Forward collision warning200Yes
Pedestrian detection50Yes
Total Requested185090%
Total Not Requested20010%
EcoBoost Performance Package
FeatureValueRequested?
255/40YR19 tires200No
Boost gauge75Yes
3.55 axle ratioNo
Sport suspension (upgrade)250Yes
Performance braking system (optional)250No
Additional engine cooling0No
Performance steering system (optional)250No
Auxiliary gauges0No
Summer tires (optional)0No
Strut tower brace (optional)0No
Upgraded stability control0No
Wheels, dark finish0No
Torque-sensing limited-slip rear differential300Yes
Total Requested62547%
Total Not Requested70053%

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 display250Yes
Remote climate control25No
Wi-Fi hotspot50Yes
Remote app25Yes
4G LTE connectivity50Yes
Remote start via app75No
Special interior trim0No
Upgraded floor mats0No
Total Requested107584%
Total Not Requested20016%
Safe and Smart Package
FeatureValueRequested?
Rain-sensing wipers100Yes
Adaptive cruise control500Yes
Memory system, driver seat200No
Auto-dimming headlights200Yes
Radar- or camera-based collision preparation system100Yes
Lane departure warning200Yes
Blind spot warning system200Yes
Cross-traffic warning, rear100Yes
Automatic braking, high-speed or partial200Yes
Forward collision warning200Yes
Pedestrian detection50Yes
Total Requested185090%
Total Not Requested20010%

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