Audi R8 Audi R8 2018 Mercedes-Benz SLK Mercedes-Benz SLK 2006

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Audi R8 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 R8 vs. Mercedes-Benz SLK Invoice Comparison

Lowest Total Price: $52,370

Mercedes-Benz SLK SLK280   
Difference: $127,855

Lowest Total Invoice: $48,759

Mercedes-Benz SLK SLK280   
Difference: $119,029

Calculate Payments

  Down Payment Interest Rate Term
Model Year2018200620062006
ModelR8SLKSLKSLK
TrimSpyder V10SLK280SLK350SLK55 AMG
Body2dr Convertible2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $177,100 $42,900 $46,950 $61,500
Base Invoice $164,703 $39,897 $43,664 $57,195
Metallic paint (extra cost) 575 690 690 690
Lighting Package   990 990 990
Premium Package   1,200 1,200 1,470
Comfort Package   1,300 1,300  
Heated front seats   690 690  
Bluetooth cell phone link   925 925 925
Navigation system   1,200 1,200  
Entertainment Package   1,700 1,700  
Satellite radio       500
Metallic paint (extra cost) 535 642 642 642
Lighting Package   921 921 921
Premium Package   1,116 1,116 1,367
Comfort Package   1,209 1,209  
Heated front seats   642 642  
Bluetooth cell phone link   860 860 860
Navigation system   1,116 1,116  
Entertainment Package   1,581 1,581  
Satellite radio       465
Options (change) 575 8,695 8,695 4,575
Options (change) 535 8,087 8,087 4,255
Destination 1,250 775 775 775
Gas Tax 1,300 0 0 1,300
Total Price $180,225 $52,370 $56,420 $68,150
Total Invoice $167,788 $48,759 $52,526 $63,525

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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: Audi R8 vs. Mercedes-Benz SLK

Lowest Adjusted Price and Invoice: Mercedes-Benz SLK SLK280
TrueDelta Adjusted Price Difference: $121,405
TrueDelta Adjusted Invoice Difference: $113,024
Model Year2018200620062006
ModelR8SLKSLKSLK
TrimSpyder V10SLK280SLK350SLK55 AMG
Body2dr Convertible2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine532hp V10228hp V6268hp V6355hp V8
TransmissionS7M6M6T7
DrivetrainAWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)550, 13380, 11380, 11?, 9
Tire (rear if not all the same)245/35-19205/55-16225/45-17225/40-18
Total Price$180,225$52,370$56,420$68,150
Adjustments for Features-6,45000-600
Feature-Adjusted Total Price$173,775$52,370$56,420$67,550
Cost Above Minimum$0$0$4,050$15,180
Total Invoice$167,788$48,759$52,526$63,525
Adjustments for Features-6,00500-559
Feature-Adjusted Total Invoice$161,783$48,759$52,526$62,966
Cost Above Minimum$0$0$3,767$14,207

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Features Comparison: Audi R8 vs. Mercedes-Benz SLK

Model Year2018200620062006
ModelR8SLKSLKSLK
TrimSpyder V10SLK280SLK350SLK55 AMG
Body2dr Convertible2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
7-speed automated manual$1200   
6-speed manual $150$150 
7-speed manually-shiftable automatic   $1200
AWD$1700   
RWD $0$0$0
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   
Aux input$50   
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   
Navigation system$600$600$600 
Surround sound$250$250$250 
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
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$16,005$9,555$9,555$10,155
Value of Feature Adjustments$6,450$0$0$600
Value of Feature Adjustments-6,00500-559

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Specifications Comparison: Audi R8 vs. Mercedes-Benz SLK

Model Year20182006
ModelR8SLK
Body2dr Convertible2dr Hardtop conv.
Wheelbase104.3 in95.7 in
Length174.4 in160.7 in
Width75.0 in70.4 in
Height49.0 in51.0 in
Curb Weight3,738 lb.3,210 lb.
Fuel Capacity21.1 gal.18.5 gal.
Row 1 Headroom37.5 in37.9 in
Row 1 Shoulder Room54.8 in52.2 in
Row 1 Hip Room0.0 in54.6 in
Row 1 Legroom41.0 in42.5 in
Cargo Volume,
Minimum
3.5 ft36.5 ft3
Cargo Volume,
Maximum
3.59.8 ft3

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Option Package Details
Mercedes-Benz SLK SLK280

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%
Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Universal garage door opener100Yes
Rain-sensing wipers175Yes
Variable assist steering (optional)0No
Remote window/roof operation15No
Total Requested47597%
Total Not Requested153%
Comfort Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100No
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Auto-dimming rearview mirror150Yes
Memory system, driver seat200No
Memory system, passenger seat150No
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat50Yes
Auto-dimming driver-side mirror75Yes
Mirror tilt-down in reverse25No
Total Requested82563%
Total Not Requested47537%
Entertainment Package
FeatureValueRequested?
Satellite radio200Yes
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Total Requested45056%
Total Not Requested35044%

Option Package Details
Mercedes-Benz SLK SLK350

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%
Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Universal garage door opener100Yes
Rain-sensing wipers175Yes
Variable assist steering (optional)0No
Remote window/roof operation15No
Total Requested47597%
Total Not Requested153%
Comfort Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100No
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Auto-dimming rearview mirror150Yes
Memory system, driver seat200No
Memory system, passenger seat150No
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat50Yes
Auto-dimming driver-side mirror75Yes
Mirror tilt-down in reverse25No
Total Requested82563%
Total Not Requested47537%
Entertainment Package
FeatureValueRequested?
Satellite radio200Yes
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Total Requested45056%
Total Not Requested35044%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%
Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Universal garage door opener100Yes
Rain-sensing wipers175Yes
Total Requested475100%
Total Not Requested00%

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