Mercedes-Benz SLK Mercedes-Benz SLK 2015 Audi A6 / S6 Audi A6 / S6 2020

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Mercedes-Benz SLK vs. Audi A6 / S6 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 A6 / S6 Invoice Comparison

Lowest Total Price: $58,470

Audi A6 / S6 45   
Difference: $560

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152015202020202020
ModelSLKSLKA6 / S6A6 / S6A6 / S6
TrimSLK250SLK3504555S6
Body2dr Hardtop conv.2dr Hardtop conv.4dr Sedan4dr Sedan4dr Sedan
Base Price $43,950 $57,650 $54,900 $59,800 $73,900
Lighting Package 1,390 1,390      
Automatic climate control, front 760 760      
Premium 1 Package 2,590 2,590      
Multimedia Package 2,330 2,330      
Obstacle detection, rear 970 970      
Driver Assistance Package 2,950 2,950 2,000 2,000 2,000
Leather seating surfaces 770        
Metallic paint (extra cost) 720 720 575 575 575
Wood trim 325 325      
Proximity key 650 650      
Illuminated door sill trim plates 700 700      
Lighting Package 1,293 1,293      
Automatic climate control, front 707 707      
Premium 1 Package 2,409 2,409      
Multimedia Package 2,167 2,167      
Obstacle detection, rear 902 902      
Driver Assistance Package 2,744 2,744 1,860 1,860 1,860
Leather seating surfaces 716        
Metallic paint (extra cost) 670 670 536 536 536
Wood trim 302 302      
Proximity key 605 605      
Illuminated door sill trim plates 651 651      
Options (change) 14,155 13,385 2,575 2,575 2,575
Options (change) 13,166 12,450 2,396 2,396 2,396
Destination 925 925 995 995 995
Total Price $59,030 $71,960 $58,470 $63,370 $77,470

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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 A6 / S6

Lowest Adjusted Price: Mercedes-Benz SLK SLK250
Lowest Adjusted Invoice: Audi A6 / S6 S6
TrueDelta Adjusted Price Difference: $1,260
TrueDelta Adjusted Invoice Difference: $49,970
Model Year20152015202020202020
ModelSLKSLKA6 / S6A6 / S6A6 / S6
TrimSLK250SLK3504555S6
Body2dr Hardtop conv.2dr Hardtop conv.4dr Sedan4dr Sedan4dr Sedan
Engine201hp I4302hp V6335hp V6 H335hp V6 H444hp V6 H
TransmissionM6T7S7S7T8
DrivetrainRWDRWDAWDAWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)500, 11500, 11630, 14630, 14630, 14
Tire (rear if not all the same)225/45-17225/40-18245/45-19245/45-19255/40-20
Total Price$59,030$71,960$58,470$63,370$77,470
Adjustments for Features-1,820-2,97000-2,075
Feature-Adjusted Total Price$57,210$68,990$58,470$63,370$75,395
Cost Above Minimum$0$11,780$0$4,900$16,925

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Features Comparison: Mercedes-Benz SLK vs. Audi A6 / S6

Model Year20152015202020202020
ModelSLKSLKA6 / S6A6 / S6A6 / S6
TrimSLK250SLK3504555S6
Body2dr Hardtop conv.2dr Hardtop conv.4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manual$150    
7-speed manually-shiftable automatic $1200   
7-speed automated manual  $1200$1200 
8-speed manually-shiftable automatic    $1300
RWD$0$0   
AWD  $1700$1700$1700
Accessories 
Parking guidance system - passive$250$250   
Power rear side windows  $200$200$200
Remote app$25$25   
Remote window/roof operation$15$15   
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0   
Automatic braking, high-speed or partial$200$200   
Blind spot collision prevention$150$150   
Collision preparation system, rear  $100$100$100
Driver drowsiness monitor$150$150   
Lane departure prevention$150$150   
Lane departure prevention, steering-based  $200$200$200
Rearview camera  $200$200$200
Roll bar$200$200   
Rollover sensor  $50$50$50
Secondary collision brake assist  $25$25$25
Cargo Management 
Cargo net  $40$40$40
Rear seat pass-through  $100$100$100
Climate Control 
Automatic air recirculation  $100$100$100
Rear air vents with automatic controls  $250$250$250
Rear dual-zone climate control  $125$125$125
Engine / Motor 
Automatic start / stop  $150$150$150
Dual-mode exhaust, switchable    $500
Regenerative braking  $0$0$0
Exterior 
Body kit $0   
Glass roof panel(s)$300$300   
Laminated front side windows  $200$200$200
Power retractable hardtop$6750$6750   
Sunroof  $900$900$900
Infotainment 
4G LTE connectivity  $0$0$0
Android Auto support  $100$100$100
App support$0$0   
Apple CarPlay support  $100$100$100
Handwriting recognition  $200$200$200
Navigation map updates, three years$0$0   
SMS text-to-speech reader$25$25   
Telematics service, such as OnStar, with navigation$225$225   
Wi-Fi hotspot  $50$50$50
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror  $75$75$75
Headlight washers$50$50   
Illuminated visor mirror, driver  $50$50$50
Illuminated visor mirror, passenger  $50$50$50
Interior ambient lighting  $150$150$150
LED headlights  $1000$1000$1000
Steering-linked headlights$150$150   
Visor mirror, driver$10$10   
Visor mirror, passenger$10$10   
Xenon HID headlights$500$500   
Seats and Interior Trim 
Center armrest(s), second row  $50$50$50
Folding second row seats  $300$300$300
Leather door panel trim$250$250  $250
Memory system, passenger seat$150$150   
Metal pedals$75$75  $75
Neck-level heating, front seats$150$150   
No leather in second row$-300$-300   
Power 4-way lumbar adjuster, passenger seat$150$150  $150
Suspension, Wheels, and Tires 
Air suspension, auto-leveling and height adjustable    $1000
Electronic systems calibration selector  $200$200$200
Sport suspension (upgrade)    $0
Transmission 
Steering-wheel-mounted transmission controls $100$100$100$100
Total Value of Features$9,785$10,935$7,965$7,965$10,040
Value of Feature Adjustments$1,820$2,970$0$0$2,075
Value of Feature Adjustments-1,695-2,76500-91

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Specifications Comparison: Mercedes-Benz SLK vs. Audi A6 / S6

Model Year20152020
ModelSLKA6 / S6
Body2dr Hardtop conv.4dr Sedan
Wheelbase95.7 in115.1 in
Length162.8 in194.4 in
Width71.5 in74.3 in
Height51.2 in57.4 in
Curb Weight3,242 lb.4,102 lb.
Fuel Capacity15.9 gal.19.3 gal.
Row 1 Headroom38.0 in38.0 in
Row 1 Shoulder Room52.2 in57.8 in
Row 1 Legroom42.5 in41.3 in
Row 2 Headroom0.0 in38.1 in
Row 2 Shoulder Room0.0 in56.5 in
Row 2 Legroom0.0 in37.4 in
Cargo Volume,
Minimum
6.4 ft313.7 ft3
Cargo Volume,
Maximum
10.1 ft313.7 ft3

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Option Package Details
Mercedes-Benz SLK SLK250

Lighting Package
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200Yes
Total Requested70078%
Total Not Requested20022%
Premium 1 Package
FeatureValueRequested?
Heated front seats200Yes
Satellite radio200Yes
Surround sound250Yes
Remote window/roof operation15No
Neck-level heating, front seats150No
iPod integration100Yes
Harman/Kardon, 500W, 11 speakers (with subwoofer)350No
Total Requested75059%
Total Not Requested51541%
Multimedia Package
FeatureValueRequested?
DVD-compatible player0Yes
Media drive15Yes
Traffic + travel information25Yes
SD Card slot25Yes
In-vehicle Internet150Yes
App support0No
Navigation map updates, three years0No
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested915100%
Total Not Requested00%
Driver Assistance Package
FeatureValueRequested?
Blind spot intervention150No
Radar- or camera-based collision preparation system0Yes
Lane departure warning system200Yes
Adaptive cruise control, all-speed700Yes
Blind spot warning system200Yes
Lane departure prevention system150Yes
Automatic braking, low-speed200Yes
Automatic braking, high-speed200No
Forward collision warning200Yes
Total Requested165083%
Total Not Requested35017%

Option Package Details
Mercedes-Benz SLK SLK350

Lighting Package
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200Yes
Total Requested70078%
Total Not Requested20022%
Premium 1 Package
FeatureValueRequested?
Heated front seats200Yes
Satellite radio200Yes
Surround sound250Yes
Remote window/roof operation15No
Neck-level heating, front seats150No
iPod integration100Yes
Harman/Kardon, 500W, 11 speakers (with subwoofer)350No
Total Requested75059%
Total Not Requested51541%
Multimedia Package
FeatureValueRequested?
DVD-compatible player0Yes
Media drive15Yes
Traffic + travel information25Yes
SD Card slot25Yes
In-vehicle Internet150Yes
App support0No
Navigation map updates, three years0No
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested915100%
Total Not Requested00%
Driver Assistance Package
FeatureValueRequested?
Blind spot intervention150No
Radar- or camera-based collision preparation system0Yes
Lane departure warning system200Yes
Adaptive cruise control, all-speed700Yes
Blind spot warning system200Yes
Lane departure prevention system150Yes
Automatic braking, low-speed200Yes
Automatic braking, high-speed200No
Forward collision warning200Yes
Total Requested165083%
Total Not Requested35017%

Option Package Details
Audi A6 / S6 45

Driver Assistance Package
FeatureValueRequested?
Auto-dimming headlights200Yes
Radar- or camera-based collision preparation system0Yes
Lane departure warning200Yes
Adaptive cruise control, all-speed700Yes
Automatic braking, low-speed200Yes
Forward collision warning200Yes
Lane departure prevention, steering-based200No
Total Requested150088%
Total Not Requested20012%

Option Package Details
Audi A6 / S6 55

Driver Assistance Package
FeatureValueRequested?
Auto-dimming headlights200Yes
Radar- or camera-based collision preparation system0Yes
Lane departure warning200Yes
Adaptive cruise control, all-speed700Yes
Automatic braking, low-speed200Yes
Forward collision warning200Yes
Lane departure prevention, steering-based200No
Total Requested150088%
Total Not Requested20012%

Option Package Details
Audi A6 / S6 S6

Driver Assistance Package
FeatureValueRequested?
Auto-dimming headlights200Yes
Radar- or camera-based collision preparation system0Yes
Lane departure warning200Yes
Adaptive cruise control, all-speed700Yes
Automatic braking, low-speed200Yes
Forward collision warning200Yes
Lane departure prevention, steering-based200No
Total Requested150088%
Total Not Requested20012%

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