Audi A4 / S4 Audi A4 / S4 2020 Mercedes-Benz SLK Mercedes-Benz SLK 2014

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Audi A4 / S4 vs. Mercedes-Benz SLK 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 vs. Mercedes-Benz SLK Invoice Comparison

Lowest Total Price: $54,570

Audi A4 / S4 S4   
Difference: $25,020

Calculate Payments

  Down Payment Interest Rate Term
Model Year20202014
ModelA4 / S4SLK
TrimS4SLK55 AMG
Body4dr Sedan2dr Hardtop conv.
Base Price $49,900 $68,925
Navigation and Telematics Package 2,600  
Metallic paint (extra cost) 575 720
Carbon fiber trim 500 2,250
Multimedia Package   2,150
Lighting Package   1,390
Automatic climate control, front   760
Obstacle detection, rear   970
Proximity key   650
Illuminated door sill trim plates   850
Navigation and Telematics Package 2,418  
Metallic paint (extra cost) 536 670
Carbon fiber trim 466 2,093
Multimedia Package   2,000
Lighting Package   1,293
Automatic climate control, front   707
Obstacle detection, rear   902
Proximity key   605
Illuminated door sill trim plates   791
Options (change) 3,675 9,740
Options (change) 3,420 9,061
Destination 995 925
Total Price $54,570 $79,590

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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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Request free, no-obligation Audi A4 / S4 dealer quotes or Mercedes-Benz SLK dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Audi A4 / S4 vs. Mercedes-Benz SLK

Lowest Adjusted Price and Invoice: Audi A4 / S4 S4
TrueDelta Adjusted Price Difference: $23,285
TrueDelta Adjusted Invoice Difference: $68,056
Model Year20202014
ModelA4 / S4SLK
TrimS4SLK55 AMG
Body4dr Sedan2dr Hardtop conv.
Engine349hp V6415hp V8
TransmissionT8T7
DrivetrainAWDRWD
EPA Fuel Economy (city/highway)20/27 MPG19/28 MPG
Audio (watts, speakers)755, 19500, 11
Tire (rear if not all the same)245/40-18235/40-18
Total Price$54,570$79,590
Adjustments for Features0-1,735
Feature-Adjusted Total Price$54,570$77,855

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Features Comparison: Audi A4 / S4 vs. Mercedes-Benz SLK

Model Year20202014
ModelA4 / S4SLK
TrimS4SLK55 AMG
Body4dr Sedan2dr Hardtop conv.
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300 
7-speed manually-shiftable automatic $1200
AWD$1700 
RWD $0
Accessories 
Parking guidance system - passive $250
Power rear side windows$200 
Remote window/roof operation $15
Tilt/telescoping steering wheel, manual$250 
Tilt/telescoping steering wheel, power $350
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0
Automatic braking, high-speed or partial$200 
Automatic braking, low-speed$200 
Blind spot warning system$200 
Collision preparation system, rear$100 
Cross-traffic warning, rear$100 
Forward collision warning$200 
Pedestrian detection$50 
Radar- or camera-based collision preparation system$0 
Rearview camera$200 
Roll bar $200
Rollover sensor$50 
Secondary collision brake assist$25 
Vehicle exit assist$25 
Cargo Management 
Air-conditioned storage compartment$50 
Climate Control 
Automatic air recirculation$100 
Rear air vents with automatic controls$250 
Residual heat $50
Engine / Motor 
Dual-mode exhaust, switchable $500
Regenerative braking$0 
Exterior 
Glass roof panel(s) $300
Power retractable hardtop $6750
Sunroof$900 
Infotainment 
4G LTE connectivity$0 
Android Auto support$100 
App support $0
Apple CarPlay support$100 
CD changer, in-dash $325
CD player, remote$100 
Handwriting recognition$200 
SMS text-to-speech reader $25
Telematics service, such as OnStar$200 
Telematics service, such as OnStar, with navigation $225
Wi-Fi hotspot$50 
Instruments, Lights, and Mirrors 
Analog clock $25
Auto-dimming headlights $200
Auto-dimming passenger-side mirror$75 
Boost gauge$75 
Fog lights$125 
Headlight washers $50
Illuminated visor mirror, driver$50 
Illuminated visor mirror, passenger$50 
Large color reconfigurable instrument cluster display$250 
LED headlights$1000 
Mirror tilt-down in reverse $25
Steering-linked headlights $150
Visor mirror, driver $10
Visor mirror, passenger $10
Xenon HID headlights $500
Seats and Interior Trim 
Center armrest(s), second row$50 
Folding second row seats$300 
Leather door panel trim $250
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
Neck-level heating, front seats $150
No leather in second row $-300
Synthetic suede door panel trim$250 
Suspension, Wheels, and Tires 
Electronic systems calibration selector$200 
Transmission 
Launch control$100 
Total Value of Features$9,675$11,410
Value of Feature Adjustments$0$1,735
Value of Feature Adjustments0-1,615

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Specifications Comparison: Audi A4 / S4 vs. Mercedes-Benz SLK

Model Year20202014
ModelA4 / S4SLK
Body4dr Sedan2dr Hardtop conv.
Wheelbase111.0 in95.7 in
Length187.5 in162.8 in
Width72.7 in71.5 in
Height56.2 in51.2 in
Curb Weight3,847 lb.3,583 lb.
Fuel Capacity15.3 gal.15.9 gal.
Row 1 Headroom37.3 in38.0 in
Row 1 Shoulder Room55.9 in52.2 in
Row 1 Legroom41.3 in42.5 in
Row 2 Headroom37.4 in0.0 in
Row 2 Shoulder Room54.5 in0.0 in
Row 2 Legroom35.7 in0.0 in
Cargo Volume,
Minimum
12.0 ft36.4 ft3
Cargo Volume,
Maximum
12.010.1 ft3

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Option Package Details
Audi A4 / S4 S4

Navigation and Telematics Package
FeatureValueRequested?
Large color reconfigurable instrument cluster display250No
Handwriting recognition200No
Remote app25Yes
Speed limit information0No
4G LTE connectivity0No
Navigation system600Yes
DVD-compatible player0Yes
Voice control for nav and audio75Yes
Media drive15Yes
Traffic + travel information25Yes
In-vehicle Internet150Yes
Wi-Fi hotspot50No
Total Requested89064%
Total Not Requested50036%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Total Requested325100%
Total Not Requested00%
Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Parking guidance system - passive250No
Total Requested40062%
Total Not Requested25038%
Multimedia Package
FeatureValueRequested?
CD changer, in-dash200No
DVD-compatible player0Yes
Media drive, large15Yes
Traffic + travel information25Yes
SD Card slot25Yes
In-vehicle Internet150Yes
App support0No
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested91582%
Total Not Requested20018%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200No
Total Requested50056%
Total Not Requested40044%

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