Mercedes-Benz SLK Mercedes-Benz SLK 2006 Audi A3 / S3 / RS3 Audi A3 / S3 / RS3 2018

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Mercedes-Benz SLK vs. Audi A3 / S3 / RS3 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 A3 / S3 / RS3 Invoice Comparison

Lowest Total Price: $47,745

Audi A3 / S3 / RS3 A3 2.0 TFSI   
Difference: $20,405

Lowest Total Invoice: $44,478

Audi A3 / S3 / RS3 A3 2.0 TFSI   
Difference: $19,047

Calculate Payments

  Down Payment Interest Rate Term
Model Year20062018
ModelSLKA3 / S3 / RS3
TrimSLK55 AMGA3 2.0 TFSI
Body2dr Hardtop conv.2dr Convertible
Base Price $61,500 $38,350
Base Invoice $57,195 $35,666
Premium Package 1,470  
Lighting Package 990  
Metallic paint (extra cost) 690 575
Satellite radio 500  
Bluetooth cell phone link 925  
Sport Package   650
Premium Plus Package   3,250
Sport suspension (upgrade)   250
AWD   2,700
Carbon fiber rear spoiler   995
Premium Package 1,367  
Lighting Package 921  
Metallic paint (extra cost) 642 536
Satellite radio 465  
Bluetooth cell phone link 860  
Sport Package   606
Premium Plus Package   3,024
Sport suspension (upgrade)   233
AWD   2,512
Carbon fiber rear spoiler   926
Options (change) 4,575 8,420
Options (change) 4,255 7,837
Destination 775 975
Gas Tax 1,300 0
Total Price $68,150 $47,745
Total Invoice $63,525 $44,478

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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 A3 / S3 / RS3 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Mercedes-Benz SLK vs. Audi A3 / S3 / RS3

Lowest Adjusted Price and Invoice: Audi A3 / S3 / RS3 A3 2.0 TFSI
TrueDelta Adjusted Price Difference: $21,770
TrueDelta Adjusted Invoice Difference: $20,319
Model Year20062018
ModelSLKA3 / S3 / RS3
TrimSLK55 AMGA3 2.0 TFSI
Body2dr Hardtop conv.2dr Convertible
Engine355hp V8220hp I4
TransmissionT7S6
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)16/22 MPG19/28 MPG
Audio (watts, speakers)?, 9140, 9
Tire (rear if not all the same)225/40-18225/40-18
Total Price$68,150$47,745
Adjustments for Features0-1,365
Feature-Adjusted Total Price$68,150$46,380
Total Invoice$63,525$44,478
Adjustments for Features0-1,272
Feature-Adjusted Total Invoice$63,525$43,206

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Features Comparison: Mercedes-Benz SLK vs. Audi A3 / S3 / RS3

Model Year20062018
ModelSLKA3 / S3 / RS3
TrimSLK55 AMGA3 2.0 TFSI
Body2dr Hardtop conv.2dr Convertible
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 
6-speed automated manual $1100
RWD$0 
AWD $1700
Accessories 
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 
Universal garage door opener$100 
Wind blocker, small$100 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0
Auto-raising roll bars / headrests $500
Automatic braking, low-speed $200
Blind spot warning system $200
Cross-traffic warning, rear $100
Forward collision warning $200
Obstacle detection, front $150
Obstacle detection, rear $250
Radar- or camera-based collision preparation system $0
Rearview camera $200
Secondary collision brake assist $25
Tire-pressure monitor $75
Torque vectoring, brake-based $100
Cargo Management 
Second-row low console $100
Climate Control 
Rear air vents $100
Residual heat$50 
Exterior 
Carbon fiber rear spoiler $300
Power convertible top $4000
Power retractable hardtop$6750 
Rear spoiler$200 
Infotainment 
Android Auto support $100
Apple CarPlay support $100
Aux input $50
Bluetooth audio streaming $25
CD player$125 
HD radio $50
MP3-compatible player $50
Telematics service, such as OnStar$200 
Instruments, Lights, and Mirrors 
Analog clock$25 
Auto-dimming driver-side mirror$75 
Compass $0
Cornering lights$50 
Fog lights$125 
Headlight washers$50 
Illuminated visor mirror, driver $50
Illuminated visor mirror, passenger $50
Mirror tilt-down in reverse$25 
Visor mirror, driver$10 
Visor mirror, passenger$10 
Seats and Interior Trim 
Folding second row seats $300
Manual thigh support length adjuster, driver seat $50
Manual thigh support length adjuster, passenger seat $50
Memory system, driver seat$200 
Memory system, passenger seat$150 
Power 4-way lumbar adjuster, driver seat $150
Power 4-way lumbar adjuster, passenger seat $150
Power recliner, driver seat$100 
Power recliner, passenger seat$100 
Synthetic suede inserts in leather seating surfaces$0 
Suspension, Wheels, and Tires 
Electronic systems calibration selector $200
Total Value of Features$10,010$11,375
Value of Feature Adjustments$0$1,365
Value of Feature Adjustments0-1,272

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Specifications Comparison: Mercedes-Benz SLK vs. Audi A3 / S3 / RS3

Model Year20062018
ModelSLKA3 / S3 / RS3
Body2dr Hardtop conv.2dr Convertible
Wheelbase95.7 in102.2 in
Length160.7 in175.4 in
Width70.4 in70.2 in
Height51.0 in55.5 in
Curb Weight3,420 lb.3,824 lb.
Fuel Capacity18.5 gal.13.2 gal.
Row 1 Headroom37.9 in37.4 in
Row 1 Shoulder Room52.2 in54.8 in
Row 1 Hip Room54.6 in0.0 in
Row 1 Legroom42.5 in41.2 in
Row 2 Headroom0.0 in36.3 in
Row 2 Shoulder Room0.0 in45.7 in
Row 2 Legroom0.0 in31.9 in
Cargo Volume,
Minimum
6.5 ft37.1 ft3
Cargo Volume,
Maximum
9.8 ft39.9 ft3

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Option Package Details
Mercedes-Benz SLK SLK55 AMG

Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Universal garage door opener100No
Rain-sensing wipers175Yes
Total Requested37579%
Total Not Requested10021%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%

Option Package Details
Audi A3 / S3 / RS3 A3 2.0 TFSI

AWD
FeatureValueRequested?
AWD0Yes
6-speed automated manual0No
turbocharged
2.0L I4
DOHC-4v
220 hp@4500
258 lb-ft@1600
1000No
Total Requested00%
Total Not Requested1000100%
Sport Package
FeatureValueRequested?
Manual thigh support length adjuster, driver seat50No
Manual thigh support length adjuster, passenger seat50No
Front sport buckets100Yes
Steering-wheel-mounted transmission controls100Yes
Electronic systems calibration selector200No
Total Requested20040%
Total Not Requested30060%
Premium Plus Package
FeatureValueRequested?
225/40HR18 tires400No
Auto-dimming rearview mirror150Yes
Obstacle detection, front150No
Obstacle detection, rear250No
Compass0No
Aluminum trim100Yes
Blind spot warning system200No
Cross-traffic warning, rear100No
Body kit0Yes
Sport front fascia (optional)0No
Sport rear fascia, e.g. diffuser (optional)0No
Proximity key250No
Interior ambient lighting150No
Apple CarPlay support100No
Android Auto support100No
Total Requested25013%
Total Not Requested170087%

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