Audi A4 / S4 / RS4 Audi A4 / S4 / RS4 2018 Mercedes-Benz C-Class Mercedes-Benz C-Class 2018

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Audi A4 / S4 / RS4 vs. Mercedes-Benz C-Class 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. Mercedes-Benz C-Class Invoice Comparison

Lowest Total Price: $64,445

Audi A4 / S4 / RS4 S4 3.0T   
Difference: $16,555

Lowest Total Invoice: $60,007

Audi A4 / S4 / RS4 S4 3.0T   
Difference: $15,395

Calculate Payments

  Down Payment Interest Rate Term
Model Year201820182018
ModelA4 / S4 / RS4C-ClassC-Class
TrimS4 3.0TAMG C63AMG C63 S
Body4dr Sedan4dr Sedan4dr Sedan
Base Price $51,400 $66,100 $73,700
Base Invoice $47,802 $61,473 $68,541
Warm Weather Package 950    
Prestige Package 4,400    
Driver Assistance Package 1,800 2,250 2,250
S Sport Package 2,500    
Metallic paint (extra cost) 575 720 720
Rear side airbags 350    
Carbon fiber rear spoiler 995 700 700
Carbon fiber trim 500 975 975
designo Package   3,100 500
Multimedia Package   2,200 2,200
Advanced Lighting Package   1,050 1,050
Parking Assist Package   1,090 1,090
Sunshades, second row   380 380
Head-up display (HUD)   990 990
Cooled or ventilated front seats   450 450
Warm Weather Package 884    
Prestige Package 4,092    
Driver Assistance Package 1,674 2,093 2,093
S Sport Package 2,326    
Metallic paint (extra cost) 536 670 670
Rear side airbags 326    
Carbon fiber rear spoiler 926 651 651
Carbon fiber trim 466 907 907
designo Package   2,883 465
Multimedia Package   2,046 2,046
Advanced Lighting Package   977 977
Parking Assist Package   1,014 1,014
Sunshades, second row   353 353
Head-up display (HUD)   921 921
Cooled or ventilated front seats   419 419
Options (change) 12,070 13,905 11,305
Options (change) 11,230 12,934 10,516
Destination 975 995 995
Total Price $64,445 $81,000 $86,000
Total Invoice $60,007 $75,402 $80,052

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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 A4 / S4 / RS4 vs. Mercedes-Benz C-Class

Lowest Adjusted Price and Invoice: Audi A4 / S4 / RS4 S4 3.0T
TrueDelta Adjusted Price Difference: $18,815
TrueDelta Adjusted Invoice Difference: $17,499
Model Year201820182018
ModelA4 / S4 / RS4C-ClassC-Class
TrimS4 3.0TAMG C63AMG C63 S
Body4dr Sedan4dr Sedan4dr Sedan
Engine354hp V6469hp V8503hp V8
TransmissionT8T7T7
DrivetrainAWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)755, 19590, 13590, 13
Tire (rear if not all the same)245/40-18245/40-18245/35-19
Total Price$64,445$81,000$86,000
Adjustments for Features-2,2600-700
Feature-Adjusted Total Price$62,185$81,000$85,300
Cost Above Minimum$0$0$4,300
Total Invoice$60,007$75,402$80,052
Adjustments for Features-2,1040-652
Feature-Adjusted Total Invoice$57,903$75,402$79,400
Cost Above Minimum$0$0$3,998

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Features Comparison: Audi A4 / S4 / RS4 vs. Mercedes-Benz C-Class

Model Year201820182018
ModelA4 / S4 / RS4C-ClassC-Class
TrimS4 3.0TAMG C63AMG C63 S
Body4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300  
7-speed manually-shiftable automatic $1200$1200
AWD$1700  
RWD $0$0
Accessories 
Adaptive cruise control, all-speed $1000$1000
Adaptive cruise control, all-speed, topography and road sign aware$1300  
Low-speed semi-autonomous driving$200  
Remote climate control $25$25
Remote start via app $75$75
Remote window/roof operation $15$15
Semi-automated parking system $500$500
Tilt/telescoping steering wheel, manual$250  
Tilt/telescoping steering wheel, power $350$350
Brakes, Airbags, and Other Safety 
Blind spot collision prevention $150$150
Cross-traffic detection for collision preparation system $0$0
Evasive maneuver assist$200  
Following distance indicator$25  
Knee airbag, passenger$100  
Rollover sensor$50  
Secondary collision brake assist$25  
Temporary spare tire$150  
Turn assist$25  
Vehicle exit assist$25  
Wide-view front camera$150  
Wide-view rear camera$0  
Cargo Management 
Air-conditioned storage compartment$50  
Console with shifter$150  
Console without shifter $150$150
Overhead sunglass holder $25$25
Climate Control and Infotainment 
4G LTE connectivity$50  
Android Auto support$100  
App support $100$100
Apple CarPlay support$100  
Aux input$50  
CD player $125$125
CD player, remote$100  
Navigation map updates, three years $0$0
Rear air vents $100$100
Rear air vents with automatic controls$250  
SMS text-to-speech reader $25$25
Telematics service, such as OnStar$300  
Telematics service, such as OnStar, with navigation $325$325
Exterior 
Laminated front side windows$200  
Painted brake calipers (optional)$0 $0
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror$75  
Boost gauge $75$75
Chronometer $100$100
Cornering lights $50$50
Fog lights$125  
Large color reconfigurable instrument cluster display$250  
Mirror tilt-down in reverse $25$25
Predictive efficiency assist$0  
Road sign information$75  
Steering-linked headlights $150$150
Powertrain 
Active rear differential$500 $500
Dual-mode exhaust $250$250
Electronically-variable engine mounts (performance-oriented)  $500
Limited-slip rear differential $300 
Raised top speed limiter  $0
Regenerative braking$0  
Seats and Interior Trim 
Leather door panel trim $250$250
Leather-wrapped steering wheel$150$150 
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, passenger seat $150$150
Power headrest height adjuster, driver seat $50$50
Power headrest height adjuster, passenger seat $50$50
Power thigh support length adjuster, driver seat $100$100
Power thigh support length adjuster, passenger seat $100$100
Synthetic suede door panel trim$250  
Synthetic suede steering wheel  $150
Upholstered door armrests (optional)$0  
Upholstered instrument panel $300$300
Suspension, Wheels, and Tires 
Crosswind stabilization $50$50
Suggestive steering $0$0
Total Value of Features$8,575$6,315$7,015
Value of Feature Adjustments$2,260$0$700
Value of Feature Adjustments-2,1040-652

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Specifications Comparison: Audi A4 / S4 / RS4 vs. Mercedes-Benz C-Class

Model Year20182018
ModelA4 / S4 / RS4C-Class
Body4dr Sedan4dr Sedan
Wheelbase111.0 in111.8 in
Length186.1 in184.5 in
Width72.5 in71.3 in
Height56.2 in56.8 in
Curb Weight3,451 lb.3,418 lb.
Fuel Capacity16.9 gal.17.4 gal.
Row 1 Headroom38.9 in37.1 in
Row 1 Shoulder Room55.9 in55.3 in
Row 1 Legroom41.3 in41.7 in
Row 2 Headroom37.4 in37.1 in
Row 2 Shoulder Room54.5 in55.0 in
Row 2 Legroom35.7 in35.2 in
Cargo Volume13.0 ft312.6 ft3

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

Warm Weather Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Sunshades, second row125Yes
Total Requested425100%
Total Not Requested00%
Prestige Package
FeatureValueRequested?
Head-up display (HUD)350Yes
Laminated front side windows200No
Around view cameras300Yes
Wide-view front camera150No
Wide-view rear camera0No
Interior ambient lighting, configurable150Yes
Upholstered door armrests (optional)0No
Large color reconfigurable instrument cluster display250No
Handwriting recognition200Yes
Remote app25Yes
Speed limit information0No
4G LTE connectivity50No
Voice control for nav and audio75Yes
Media drive15Yes
Traffic + travel information25Yes
In-vehicle Internet150Yes
Wi-Fi hotspot50Yes
Navigation system600Yes
DVD-compatible player0Yes
Total Requested194075%
Total Not Requested65025%
Driver Assistance Package
FeatureValueRequested?
Auto-dimming headlights200Yes
Lane departure warning200Yes
Road sign information75No
Turn assist25No
Lane keeping assist400Yes
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 Requested80034%
Total Not Requested157566%
S Sport Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Active rear differential500Yes
Painted brake calipers (optional)0Yes
Total Requested1000100%
Total Not Requested00%

Option Package Details
Mercedes-Benz C-Class AMG C63

designo Package
FeatureValueRequested?
Special interior trim0No
Leather door panel trim250Yes
Upgraded leather upholstery0No
Leather seating surfaces900Yes
Total Requested1150100%
Total Not Requested00%
Driver Assistance Package
FeatureValueRequested?
Cross-traffic detection for collision preparation system0No
Speed limit information0No
Collision preparation system, rear100Yes
Pedestrian detection50Yes
Lane keeping assist400Yes
Cross-traffic warning, rear100Yes
Adaptive cruise control, all-speed750Yes
Blind spot collision prevention150No
Lane departure warning200Yes
Total Requested160091%
Total Not Requested1509%
Multimedia Package
FeatureValueRequested?
Handwriting recognition200Yes
Traffic + travel information25Yes
App support100No
Navigation map updates, three years0No
DVD-compatible player0Yes
Media drive15Yes
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested94090%
Total Not Requested10010%
Advanced Lighting Package
FeatureValueRequested?
Interior ambient lighting, configurable150Yes
Auto-dimming headlights200Yes
LED headlights-500Yes
Steering-linked headlights150No
Cornering lights50No
Total Requested-150-300%
Total Not Requested200400%
Parking Assist Package
FeatureValueRequested?
Obstacle detection, front200Yes
Obstacle detection, rear300Yes
Semi-automated parking system500No
Around view cameras300Yes
Total Requested80062%
Total Not Requested50038%

Option Package Details
Mercedes-Benz C-Class AMG C63 S

designo Package
FeatureValueRequested?
Special interior trim0No
Leather door panel trim250Yes
Total Requested250100%
Total Not Requested00%
Driver Assistance Package
FeatureValueRequested?
Cross-traffic detection for collision preparation system0No
Speed limit information0No
Collision preparation system, rear100Yes
Pedestrian detection50Yes
Lane keeping assist400Yes
Cross-traffic warning, rear100Yes
Adaptive cruise control, all-speed750Yes
Blind spot collision prevention150No
Lane departure warning200Yes
Total Requested160091%
Total Not Requested1509%
Multimedia Package
FeatureValueRequested?
Handwriting recognition200Yes
Traffic + travel information25Yes
App support100No
Navigation map updates, three years0No
DVD-compatible player0Yes
Media drive15Yes
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested94090%
Total Not Requested10010%
Advanced Lighting Package
FeatureValueRequested?
LED tail lights0No
Interior ambient lighting, configurable150Yes
Auto-dimming headlights200Yes
LED headlights250Yes
Steering-linked headlights150No
Cornering lights50No
Total Requested60075%
Total Not Requested20025%
Parking Assist Package
FeatureValueRequested?
Obstacle detection, front200Yes
Obstacle detection, rear300Yes
Semi-automated parking system500No
Around view cameras300Yes
Total Requested80062%
Total Not Requested50038%

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