Audi A4 / S4 Audi A4 / S4 2022 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: $61,890

Audi A4 / S4 S4   
Difference: $15,450

Lowest Total Invoice: $58,245

Audi A4 / S4 S4   
Difference: $13,748

Calculate Payments

  Down Payment Interest Rate Term
Model Year20222014
ModelA4 / S4SLK
TrimS4SLK55 AMG
Body4dr Sedan2dr Hardtop conv.
Base Price $51,900 $68,925
Base Invoice $48,787 $64,100
Prestige Package 4,700  
Premium Plus Package 3,600  
Metallic paint (extra cost) 595 720
Lighting Package   1,390
Multimedia Package   2,150
Automatic climate control, front   760
Obstacle detection, rear   970
Proximity key   650
Illuminated door sill trim plates   850
Prestige Package 4,419  
Premium Plus Package 3,384  
Metallic paint (extra cost) 560 670
Lighting Package   1,293
Multimedia Package   2,000
Automatic climate control, front   707
Obstacle detection, rear   902
Proximity key   605
Illuminated door sill trim plates   791
Options (change) 8,895 7,490
Options (change) 8,363 6,968
Destination 1,095 925
Total Price $61,890 $77,340
Total Invoice $58,245 $71,993

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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 vs. Mercedes-Benz SLK

Lowest Adjusted Price and Invoice: Audi A4 / S4 S4
TrueDelta Adjusted Price Difference: $17,700
TrueDelta Adjusted Invoice Difference: $15,865
Model Year20222014
ModelA4 / S4SLK
TrimS4SLK55 AMG
Body4dr Sedan2dr Hardtop conv.
Engine349hp V6415hp V8
TransmissionT8T7
DrivetrainAWDRWD
EPA Fuel Economy (city/highway)21/30 MPG19/28 MPG
Audio (watts, speakers)755, 19500, 11
Tire (rear if not all the same)245/40-18235/40-18
Total Price$61,890$77,340
Adjustments for Features-2,2500
Feature-Adjusted Total Price$59,640$77,340
Total Invoice$58,245$71,993
Adjustments for Features-2,1170
Feature-Adjusted Total Invoice$56,128$71,993

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

Model Year20222014
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 
Adaptive cruise control, all-speed, topography and road sign aware$1100 
Cruise control $150
Heated steering wheel$100 
Low-speed semi-autonomous driving$100 
Parking guidance system - passive $250
Power rear side windows$200 
Remote app $25
Remote window/roof operation $15
Semi-automated parking system$500 
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
Around view cameras$500 
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 
Evasive maneuver assist$200 
Following distance indicator$25 
Forward collision warning$200 
Lane departure warning$200 
Lane keeping assist$400 
Pedestrian detection$50 
Radar- or camera-based collision preparation system$0 
Roll bar $200
Rollover sensor$50 
Secondary collision brake assist$25 
Turn assist$25 
Vehicle exit assist$25 
Wide-view front camera$150 
Wide-view rear camera$0 
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 
Body kit $0
Glass roof panel(s) $300
Laminated front side windows$200 
Power retractable hardtop $6750
Sunroof$900 
Infotainment 
4G LTE connectivity$0 
Alexa integration$0 
Android Auto support$100 
App support $0
Apple CarPlay support$100 
Aux input $50
CD changer, in-dash $325
DVD-compatible player $0
Handwriting recognition$200 
Media drive $15
MP3-compatible player $50
SD Card slot $25
SMS text-to-speech reader $25
Telematics service, such as OnStar$200 
Telematics service, such as OnStar, with navigation $225
Traffic + travel information $25
Traffic information$25 
Traffic light information$50 
Wi-Fi hotspot$50 
Wireless charging station$75 
Instruments, Lights, and Mirrors 
Analog clock $25
Auto-dimming passenger-side mirror$75 
Boost gauge$75 
Fog lights$125 
Head-up display (HUD)$350 
Illuminated visor mirror, driver$50 
Illuminated visor mirror, passenger$50 
Interior ambient lighting $150
Interior ambient lighting, configurable$150 
Large color reconfigurable instrument cluster display$250 
LED headlights$1000 
Mirror tilt-down in reverse $25
Predictive efficiency assist$0 
Road sign information$75 
Steering-linked headlights $150
Visor mirror, driver $10
Visor mirror, passenger $10
Xenon HID headlights $500
Seats and Interior Trim 
Aluminum trim $100
Center armrest(s), second row$50 
Folding second row seats$300 
Heated second row seats$200 
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
Power seatback bolsters, driver seat$100 
Power seatback bolsters, passenger seat$100 
Synthetic suede door panel trim$250 
Upholstered door armrests (optional)$0 
Suspension, Wheels, and Tires 
Electronic systems calibration selector$200 
Transmission 
Launch control$100 
Total Value of Features$14,000$11,750
Value of Feature Adjustments$2,250$0
Value of Feature Adjustments-2,1170

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

Model Year20222014
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

Prestige Package
FeatureValueRequested?
Heated second row seats200No
Head-up display (HUD)350No
Headlight washers50Yes
Surround sound250Yes
Laminated front side windows200No
Semi-automated parking system500No
Interior ambient lighting, configurable0No
Bang & Olufsen, 755W, 19 speakers (with subwoofer)350No
Navigation system600Yes
Voice control for nav and audio75Yes
Traffic information25Yes
Handwriting recognition200No
Traffic light information50No
Total Requested100035%
Total Not Requested185065%
Premium Plus Package
FeatureValueRequested?
245/40HR18 tires400No
Around view cameras300No
Wide-view front camera150No
Large color reconfigurable instrument cluster display250No
Wide-view rear camera0No
Wireless charging station75No
Upholstered door armrests (optional)0No
Blind spot warning system200No
Cross-traffic warning, rear100No
Collision preparation system, rear100No
Vehicle exit assist25No
Memory system, driver seat200Yes
Satellite radio200Yes
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Heated steering wheel100No
Auto-dimming driver-side mirror75Yes
Alarm100No
Proximity key250Yes
Power-folding mirrors50Yes
Auto-dimming passenger-side mirror75No
Predictive efficiency assist0No
Adaptive cruise control, all-speed, topography and road sign aware950No
Road sign information75No
Turn assist25No
Lane keeping assist400No
Following distance indicator25No
Low-speed semi-autonomous driving100No
Evasive maneuver assist200No
Total Requested117524%
Total Not Requested365076%

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 - passive250Yes
Total Requested650100%
Total Not Requested00%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50Yes
Auto-dimming headlights200Yes
Total Requested75083%
Total Not Requested15017%
Multimedia Package
FeatureValueRequested?
CD changer, in-dash200No
DVD-compatible player0No
Media drive, large15No
Traffic + travel information25Yes
SD Card slot25No
In-vehicle Internet150Yes
App support0No
Voice control for nav and audio100Yes
Navigation system600Yes
Total Requested87578%
Total Not Requested24022%

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