Mercedes-Benz SLK Mercedes-Benz SLK 2007 Audi R8 Audi R8 2018

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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: $53,280

Mercedes-Benz SLK SLK280   
Difference: $126,945

Lowest Total Invoice: $49,603

Mercedes-Benz SLK SLK280   
Difference: $118,185

Calculate Payments

  Down Payment Interest Rate Term
Model Year2007200720072018
ModelSLKSLKSLKR8
TrimSLK280SLK350SLK55 AMGSpyder V10
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Convertible
Base Price $43,350 $47,400 $62,500 $177,100
Base Invoice $40,316 $44,082 $58,125 $164,703
Premium II Package 3,650 3,650 1,400  
Heating Package 970 970    
Lighting Package 1,000 1,000 1,000  
Metallic paint (extra cost) 700 700 700 575
Bluetooth cell phone link 925 925 925  
Automatic climate control, front 710 710 710  
Navigation system 1,200 1,200 1,200  
Premium II Package 3,394 3,394 1,302  
Heating Package 902 902    
Lighting Package 930 930 930  
Metallic paint (extra cost) 650 650 650 535
Bluetooth cell phone link 860 860 860  
Automatic climate control, front 660 660 660  
Navigation system 1,116 1,116 1,116  
Options (change) 9,155 9,155 5,935 575
Options (change) 8,512 8,512 5,518 535
Destination 775 775 775 1,250
Gas Tax 0 0 1,300 1,300
Total Price $53,280 $57,330 $70,510 $180,225
Total Invoice $49,603 $53,369 $65,718 $167,788

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While we strive for accuracy, the site is not error-free, and prices can change at any time.

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

Lowest Adjusted Price and Invoice: Mercedes-Benz SLK SLK280
TrueDelta Adjusted Price Difference: $120,695
TrueDelta Adjusted Invoice Difference: $112,366
Model Year2007200720072018
ModelSLKSLKSLKR8
TrimSLK280SLK350SLK55 AMGSpyder V10
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Convertible
Engine228hp V6268hp V6355hp V8532hp V10
TransmissionM6M6T7S7
DrivetrainRWDRWDRWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)380, 11380, 11380, 11550, 13
Tire (rear if not all the same)205/55-16225/45-17225/40-18245/35-19
Total Price$53,280$57,330$70,510$180,225
Adjustments for Features00-1,300-6,250
Feature-Adjusted Total Price$53,280$57,330$69,210$173,975
Cost Above Minimum$0$4,050$15,930$0
Total Invoice$49,603$53,369$65,718$167,788
Adjustments for Features00-1,212-5,819
Feature-Adjusted Total Invoice$49,603$53,369$64,506$161,969
Cost Above Minimum$0$3,766$14,903$0

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Features Comparison: Mercedes-Benz SLK vs. Audi R8

Model Year2007200720072018
ModelSLKSLKSLKR8
TrimSLK280SLK350SLK55 AMGSpyder V10
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Convertible
Transmission and Drivetrain 
6-speed manual$150$150  
7-speed manually-shiftable automatic  $1200 
7-speed automated manual   $1200
RWD$0$0$0 
AWD   $1700
Accessories 
Proximity key   $250
Remote app   $25
Remote window/roof operation$15$15$15 
Tilt/telescoping steering wheel, manual   $250
Tilt/telescoping steering wheel, power$350$350$350 
Brakes, Airbags, and Other Safety 
Auto-raising roll bars / headrests   $500
Obstacle detection, front   $150
Obstacle detection, rear   $250
Rearview camera   $200
Secondary collision brake assist   $25
Side curtain airbags   $350
Tire-pressure monitor   $75
Cargo Management 
Cargo net   $40
Climate Control 
Dual-zone climate control$125$125$125 
Heated windshield washer nozzles$15$15$15 
Residual heat$50$50$50 
Engine / Motor 
Dual-mode exhaust, switchable   $500
Mid-engine configuration   $0
Exterior 
Body kit  $0 
Bright-finished fuel door   $100
Power convertible top   $4000
Power retractable hardtop$6750$6750$6750 
Rear spoiler  $200 
Retractable rear spoiler   $400
Infotainment 
4G LTE connectivity   $0
Android Auto support   $100
Apple CarPlay support   $100
Bluetooth audio streaming   $25
CD player$125$125$125 
CD player, remote   $100
DVD-compatible player   $0
Handwriting recognition   $200
HD radio   $50
In-vehicle Internet   $150
Media drive   $15
MP3-compatible player   $50
Traffic + travel information   $25
Voice control for nav and audio   $100
Wi-Fi hotspot   $50
Instruments, Lights, and Mirrors 
Analog clock$25$25$25 
Auto-dimming headlights   $200
Auto-dimming passenger-side mirror   $75
Chronometer   $100
Compass   $0
Cornering lights$50$50$50 
Fog lights$125$125$125 
Headlight washers$50$50$50 
Large color reconfigurable instrument cluster display   $250
LED headlights   $1000
Mirror tilt-down in reverse$25$25$25 
Performance meter   $150
Power-folding mirrors   $50
Xenon HID headlights$500$500$500 
Seats and Interior Trim 
Aluminum trim  $100 
Illuminated door sill trim plates   $200
Memory system, driver seat$200$200$200 
Memory system, passenger seat$150$150$150 
Neck-level heating, front seats$150$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
Power thigh bolsters, driver seat   $100
Power thigh bolsters, passenger seat   $100
Power thigh support length adjuster, driver seat   $100
Power thigh support length adjuster, passenger seat   $100
Synthetic suede inserts in leather seating surfaces  $0 
Upholstered instrument panel   $300
Suspension, Wheels, and Tires 
Adaptive dampers - electrical   $500
Electronic systems calibration selector   $200
Sport suspension (upgrade)  $0 
Transmission 
Launch control   $100
Steering-wheel-mounted transmission controls  $100$100
Total Value of Features$8,855$8,855$10,155$15,105
Value of Feature Adjustments$0$0$1,300$6,250
Value of Feature Adjustments00-1,212-5,819

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Specifications Comparison: Mercedes-Benz SLK vs. Audi R8

Model Year20072018
ModelSLKR8
Body2dr Hardtop conv.2dr Convertible
Wheelbase95.7 in104.3 in
Length160.7 in174.4 in
Width70.4 in75.0 in
Height51.0 in49.0 in
Curb Weight3,210 lb.3,738 lb.
Fuel Capacity18.5 gal.21.1 gal.
Row 1 Headroom37.9 in37.5 in
Row 1 Shoulder Room52.2 in54.8 in
Row 1 Hip Room54.6 in0.0 in
Row 1 Legroom42.5 in41.0 in
Cargo Volume,
Minimum
6.5 ft33.5 ft3
Cargo Volume,
Maximum
9.8 ft33.5 ft3

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Option Package Details
Mercedes-Benz SLK SLK280

Premium II Package
FeatureValueRequested?
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
Memory system, passenger seat150No
Satellite radio200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat50Yes
Auto-dimming driver-side mirror75Yes
Tilt/telescoping steering wheel, power100No
Remote window/roof operation15No
Power fore-aft adjuster, driver seat100Yes
Mirror tilt-down in reverse25No
Power height adjuster, driver seat50Yes
Interior ambient lighting150No
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers175Yes
Memory system, driver seat200No
Total Requested160062%
Total Not Requested99038%
Heating Package
FeatureValueRequested?
Heated front seats200Yes
Neck-level heating, front seats150No
Total Requested20057%
Total Not Requested15043%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%

Option Package Details
Mercedes-Benz SLK SLK350

Premium II Package
FeatureValueRequested?
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
Memory system, passenger seat150No
Satellite radio200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat50Yes
Auto-dimming driver-side mirror75Yes
Tilt/telescoping steering wheel, power100No
Remote window/roof operation15No
Power fore-aft adjuster, driver seat100Yes
Mirror tilt-down in reverse25No
Power height adjuster, driver seat50Yes
Interior ambient lighting150No
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers175Yes
Memory system, driver seat200No
Total Requested160062%
Total Not Requested99038%
Heating Package
FeatureValueRequested?
Heated front seats200Yes
Neck-level heating, front seats150No
Total Requested20057%
Total Not Requested15043%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Premium II Package
FeatureValueRequested?
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
Total Requested30046%
Total Not Requested35054%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%

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