Mercedes-Benz SLK Mercedes-Benz SLK 2007 Audi A4 / S4 Audi A4 / S4 2022

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Mercedes-Benz SLK 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.

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

Lowest Total Price: $58,690

Audi A4 / S4 S4   
Difference: $11,820

Lowest Total Invoice: $55,237

Audi A4 / S4 S4   
Difference: $10,481

Calculate Payments

  Down Payment Interest Rate Term
Model Year20072022
ModelSLKA4 / S4
TrimSLK55 AMGS4
Body2dr Hardtop conv.4dr Sedan
Base Price $62,500 $51,900
Base Invoice $58,125 $48,787
Lighting Package 1,000  
Metallic paint (extra cost) 700 595
Bluetooth cell phone link 925  
Automatic climate control, front 710  
Navigation system 1,200  
Premium II Package 1,400  
Navigation Package   1,500
Premium Plus Package   3,600
Lighting Package 930  
Metallic paint (extra cost) 650 560
Bluetooth cell phone link 860  
Automatic climate control, front 660  
Navigation system 1,116  
Premium II Package 1,302  
Navigation Package   1,411
Premium Plus Package   3,384
Options (change) 5,935 5,695
Options (change) 5,518 5,355
Destination 775 1,095
Gas Tax 1,300 0
Total Price $70,510 $58,690
Total Invoice $65,718 $55,237

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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 Mercedes-Benz SLK dealer quotes or Audi A4 / S4 dealer quotes from dealers using our car quote form.

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

Lowest Adjusted Price and Invoice: Audi A4 / S4 S4
TrueDelta Adjusted Price Difference: $16,585
TrueDelta Adjusted Invoice Difference: $14,966
Model Year20072022
ModelSLKA4 / S4
TrimSLK55 AMGS4
Body2dr Hardtop conv.4dr Sedan
Engine355hp V8349hp V6
TransmissionT7T8
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)16/22 MPG21/30 MPG
Audio (watts, speakers)380, 11180, 10
Tire (rear if not all the same)225/40-18245/40-18
Total Price$70,510$58,690
Adjustments for Features0-4,765
Feature-Adjusted Total Price$70,510$53,925
Total Invoice$65,718$55,237
Adjustments for Features0-4,485
Feature-Adjusted Total Invoice$65,718$50,752

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

Model Year20072022
ModelSLKA4 / S4
TrimSLK55 AMGS4
Body2dr Hardtop conv.4dr Sedan
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 
8-speed manually-shiftable automatic $1300
RWD$0 
AWD $1700
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
Power rear side windows $200
Proximity key $250
Remote window/roof operation$15 
Tilt/telescoping steering wheel, manual $250
Tilt/telescoping steering wheel, power$350 
Wind blocker, small$100 
Brakes, Airbags, and Other Safety 
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
Driver drowsiness monitor $150
Evasive maneuver assist $200
Following distance indicator $25
Forward collision warning $200
Lane departure warning $200
Lane keeping assist $400
Obstacle detection, front $150
Obstacle detection, rear $250
Pedestrian detection $50
Radar- or camera-based collision preparation system $0
Rollover sensor $50
Secondary collision brake assist $25
Side curtain airbags $350
Tire-pressure monitor $75
Torque vectoring, brake-based $100
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 
Rear air vents with automatic controls $250
Residual heat$50 
Engine / Motor 
Automatic start / stop $150
Regenerative braking $0
Exterior 
Body kit$0 
Power retractable hardtop$6750 
Sunroof $900
Infotainment 
4G LTE connectivity $0
Alexa integration $0
Android Auto support $100
Apple CarPlay support $100
Aux input$50 
Bluetooth audio streaming $25
CD player$125 
Handwriting recognition $200
HD radio $50
In-vehicle Internet $150
Surround sound$250 
Traffic information $25
Traffic light information $50
Voice control for nav and audio $100
Wi-Fi hotspot $50
Wireless charging station $75
Instruments, Lights, and Mirrors 
Analog clock$25 
Auto-dimming headlights $200
Auto-dimming passenger-side mirror $75
Boost gauge $75
Compass $0
Cornering lights$50 
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 
Power-folding mirrors $50
Predictive efficiency assist $0
Road sign information $75
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
Illuminated door sill trim plates $200
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 
Power 4-way lumbar adjuster, driver seat $150
Power 4-way lumbar adjuster, passenger seat $150
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$9,960$14,725
Value of Feature Adjustments$0$4,765
Value of Feature Adjustments0-4,485

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

Model Year20072022
ModelSLKA4 / S4
Body2dr Hardtop conv.4dr Sedan
Wheelbase95.7 in111.0 in
Length160.7 in187.5 in
Width70.4 in72.7 in
Height51.0 in56.2 in
Curb Weight3,420 lb.3,847 lb.
Fuel Capacity18.5 gal.15.3 gal.
Row 1 Headroom37.9 in37.3 in
Row 1 Shoulder Room52.2 in55.9 in
Row 1 Hip Room54.6 in0.0 in
Row 1 Legroom42.5 in41.3 in
Row 2 Headroom0.0 in37.4 in
Row 2 Shoulder Room0.0 in54.5 in
Row 2 Legroom0.0 in35.7 in
Cargo Volume,
Minimum
6.5 ft312.0 ft3
Cargo Volume,
Maximum
9.8 ft312.0 ft3

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Option Package Details
Mercedes-Benz SLK SLK55 AMG

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%
Premium II Package
FeatureValueRequested?
Surround sound250No
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50No
Total Requested00%
Total Not Requested650100%

Option Package Details
Audi A4 / S4 S4

Navigation Package
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio75No
Traffic information25No
Handwriting recognition200No
Traffic light information50No
Total Requested60063%
Total Not Requested35037%
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
Vehicle exit assist25No
Memory system, driver seat200Yes
Satellite radio200Yes
Obstacle detection, front150No
Obstacle detection, rear250No
Heated steering wheel100No
Auto-dimming driver-side mirror75Yes
Alarm100No
Proximity key250No
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Blind spot warning system200No
Cross-traffic warning, rear100No
Collision preparation system, rear100No
Road sign information75No
Turn assist25No
Lane keeping assist400No
Following distance indicator25No
Low-speed semi-autonomous driving100No
Evasive maneuver assist200No
Predictive efficiency assist0No
Adaptive cruise control, all-speed, topography and road sign aware950No
Total Requested47510%
Total Not Requested435090%

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