Mercedes-Benz SLK Mercedes-Benz SLK 2014 Audi R8 Audi R8 2008

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Mercedes-Benz SLK vs. Audi R8 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 R8 Invoice Comparison

Lowest Total Price: $75,840

Mercedes-Benz SLK SLK55 AMG   
Difference: $51,410

Lowest Total Invoice: $70,597

Mercedes-Benz SLK SLK55 AMG   
Difference: $47,963

Calculate Payments

  Down Payment Interest Rate Term
Model Year20142008
ModelSLKR8
TrimSLK55 AMG4.2
Body2dr Hardtop conv.2dr Coupe
Base Price $68,925 $109,000
Base Invoice $64,100 $101,370
Lighting Package 1,390  
Multimedia Package 2,150  
Obstacle detection, rear 970  
Metallic paint (extra cost) 720 650
Automatic climate control, front 760  
Convenience Package   3,500
Navigation system   2,000
6-speed automated manual   9,000
Lighting Package 1,293  
Multimedia Package 2,000  
Obstacle detection, rear 902  
Metallic paint (extra cost) 670 605
Automatic climate control, front 707  
Convenience Package   3,255
Navigation system   1,860
6-speed automated manual   8,370
Options (change) 5,990 15,150
Options (change) 5,572 14,090
Destination 925 1,000
Gas Tax 0 2,100
Total Price $75,840 $127,250
Total Invoice $70,597 $118,560

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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 R8 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Mercedes-Benz SLK vs. Audi R8

Lowest Adjusted Price and Invoice: Mercedes-Benz SLK SLK55 AMG
TrueDelta Adjusted Price Difference: $60,190
TrueDelta Adjusted Invoice Difference: $56,136
Model Year20142008
ModelSLKR8
TrimSLK55 AMG4.2
Body2dr Hardtop conv.2dr Coupe
Engine415hp V8420hp V8
TransmissionT7S6
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)19/28 MPG13/20 MPG
Audio (watts, speakers)500, 11140, 7
Tire (rear if not all the same)235/40-18235/35-19
Total Price$75,840$127,250
Adjustments for Features-8,7800
Feature-Adjusted Total Price$67,060$127,250
Total Invoice$70,597$118,560
Adjustments for Features-8,1730
Feature-Adjusted Total Invoice$62,424$118,560

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Features Comparison: Mercedes-Benz SLK vs. Audi R8

Model Year20142008
ModelSLKR8
TrimSLK55 AMG4.2
Body2dr Hardtop conv.2dr Coupe
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 
6-speed automated manual $1100
RWD$0 
AWD $1700
Accessories 
Parking guidance system - passive$250 
Remote app$25 
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 
Driver drowsiness monitor$150 
Rearview camera $200
Roll bar$200 
Side curtain airbags$350 
Temporary spare tire$150 
Torque vectoring, brake-based$100 
Cargo Management 
Cargo net $40
Climate Control 
Dual-zone climate control$125 
Heated windshield washer nozzles$15 
Residual heat$50 
Engine / Motor 
Automatic start / stop$150 
Dual-mode exhaust, switchable$500 
Mid-engine configuration $0
Exterior 
Body kit$0 
Bright-finished fuel door $100
Glass roof panel(s)$300 
Power retractable hardtop$6750 
Rear spoiler$200 
Retractable rear spoiler $400
Infotainment 
App support$0 
Aux input$50 
Bluetooth audio streaming$25 
DVD-compatible player$0 
HD radio$50 
In-vehicle Internet$150 
Media drive$15 
SMS text-to-speech reader$25 
Surround sound$250 
Telematics service, such as OnStar, with navigation$225 
Traffic + travel information$25 
USB port$25 
Voice control for nav and audio$100 
Instruments, Lights, and Mirrors 
Analog clock$25 
Auto-dimming headlights$200 
Fog light, rear$100 
Headlight washers$50 
Mirror tilt-down in reverse$25 
Power-folding mirrors$50 
Steering-linked headlights$150 
Seats and Interior Trim 
Aluminum trim$100 
Leather door panel trim$250 
Memory system, driver seat$200 
Memory system, passenger seat$150 
Neck-level heating, front seats$150 
Upholstered instrument panel $300
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500
Sport suspension (upgrade)$0 
Transmission 
Steering-wheel-mounted transmission controls$100 
Total Value of Features$13,370$4,590
Value of Feature Adjustments$8,780$0
Value of Feature Adjustments-8,1730

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Specifications Comparison: Mercedes-Benz SLK vs. Audi R8

Model Year20142008
ModelSLKR8
Body2dr Hardtop conv.2dr Coupe
Wheelbase95.7 in104.3 in
Length162.8 in174.5 in
Width71.5 in75.0 in
Height51.2 in49.3 in
Curb Weight3,583 lb.3,605 lb.
Fuel Capacity15.9 gal.23.8 gal.
Row 1 Headroom38.0 in38.0 in
Row 1 Shoulder Room52.2 in54.4 in
Row 1 Legroom42.5 in41.1 in
Cargo Volume,
Minimum
6.4 ft33.5 ft3
Cargo Volume,
Maximum
10.1 ft33.5 ft3

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Option Package Details
Mercedes-Benz SLK SLK55 AMG

Lighting Package
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200No
Total Requested50056%
Total Not Requested40044%
Multimedia Package
FeatureValueRequested?
CD changer, in-dash200Yes
DVD-compatible player0No
Media drive, large15No
Traffic + travel information25No
SD Card slot25Yes
In-vehicle Internet150No
App support0No
Navigation system600Yes
Voice control for nav and audio100No
Total Requested82574%
Total Not Requested29026%

Option Package Details
Audi R8 4.2

Convenience Package
FeatureValueRequested?
CD changer, in-dash200Yes
Universal garage door opener100Yes
Bluetooth cell phone link100Yes
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Rearview camera200No
Auto-dimming driver-side mirror75Yes
Cargo net40No
Hill start assist75No
Total Requested87574%
Total Not Requested31526%

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