Audi A6 Audi A6 2006 Mercedes-Benz SLK Mercedes-Benz SLK 2015

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Audi A6 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 A6 vs. Mercedes-Benz SLK Invoice Comparison

Lowest Total Price: $49,980

Audi A6 3.2   
Difference: $4,785

Lowest Total Invoice: $45,973

Audi A6 3.2   
Difference: $5,026

Calculate Payments

  Down Payment Interest Rate Term
Model Year20062006201520152015
ModelA6A6SLKSLKSLK
Trim3.24.2SLK250SLK350SLK55 AMG
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $40,820 $53,770 $43,950 $57,650 $70,900
Base Invoice $37,572 $49,559 $40,874 $53,615 $65,937
Premium Package 2,500        
Technology Package 3,800 3,800      
Sunroof 1,450        
Bose 330W 13 speakers 0        
Wood/leather-wrapped steering wheel 690 690 990 990  
Becker Map Pilot     800 800 800
Lighting Package     1,390 1,390  
Premium 1 Package     2,590 2,590  
Automatic climate control, front     760 760 760
Metallic paint (extra cost)     720 720 720
Proximity key     650 650 650
Obstacle detection, rear     970 970 970
Leather seating surfaces     770    
Special order charge     250 250  
Premium Package 2,275        
Technology Package 3,458 3,458      
Sunroof 1,320        
Bose 330W 13 speakers 0        
Wood/leather-wrapped steering wheel 628 628 921 921  
Becker Map Pilot     744 744 744
Lighting Package     1,293 1,293  
Premium 1 Package     2,409 2,409  
Automatic climate control, front     707 707 707
Metallic paint (extra cost)     670 670 670
Proximity key     605 605 605
Obstacle detection, rear     902 902 902
Leather seating surfaces     716    
Special order charge     233 233  
Options (change) 8,440 4,490 9,890 9,120 3,900
Options (change) 7,681 4,086 9,200 8,484 3,628
Destination 720 720 925 925 925
Total Price $49,980 $58,980 $54,765 $67,695 $75,725
Total Invoice $45,973 $54,365 $50,999 $63,024 $70,490

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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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TrueDelta Value Comparison: Audi A6 vs. Mercedes-Benz SLK

Lowest Adjusted Price and Invoice: Mercedes-Benz SLK SLK250
TrueDelta Adjusted Price Difference: $1,385
TrueDelta Adjusted Invoice Difference: $720
Model Year20062006201520152015
ModelA6A6SLKSLKSLK
Trim3.24.2SLK250SLK350SLK55 AMG
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine255hp V6335hp V8201hp I4302hp V6415hp V8
TransmissionCVT-7T6M6T7T7
DrivetrainFWDAWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)330, 13330, 13500, 11500, 11500, 11
Tire (rear if not all the same)225/55-16245/45-17225/45-17225/40-18235/40-18
Total Price$49,980$58,980$54,765$67,695$75,725
Adjustments for Features0-1,800-6,170-7,320-7,995
Feature-Adjusted Total Price$49,980$57,180$48,595$60,375$67,730
Cost Above Minimum$0$7,200$0$11,780$19,135
Total Invoice$45,973$54,365$50,999$63,024$70,490
Adjustments for Features0-1,659-5,746-6,815-7,442
Feature-Adjusted Total Invoice$45,973$52,706$45,253$56,209$63,048
Cost Above Minimum$0$6,733$0$10,956$17,795

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Features Comparison: Audi A6 vs. Mercedes-Benz SLK

Model Year20062006201520152015
ModelA6A6SLKSLKSLK
Trim3.24.2SLK250SLK350SLK55 AMG
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
7-speed manually-shiftable CVT$1100    
6-speed manually-shiftable automatic $1100   
6-speed manual  $150  
7-speed manually-shiftable automatic   $1200$1200
FWD$0    
AWD $1700   
RWD  $0$0$0
Accessories 
Parking guidance system - passive  $250$250$250
Power rear side windows$200$200   
Remote app  $25$25$25
Remote window/roof operation  $15$15$15
Tilt/telescoping steering wheel, manual$250    
Tilt/telescoping steering wheel, power $350$350$350$350
Brakes, Airbags, and Other Safety 
Driver drowsiness monitor  $150$150$150
Knee airbag, driver  $75$75$75
Knee airbag, passenger  $75$75$75
Obstacle detection, front  $150$150$150
Roll bar  $200$200$200
Torque vectoring, brake-based    $100
Cargo Management 
Cargo net$40$40   
Storage compartment under front seat(s)$50$50   
Climate Control 
Rear air vents$100$100   
Engine / Motor 
Automatic start / stop    $150
Dual-mode exhaust, switchable    $500
Exterior 
Body kit   $0$0
Bodyside moldings$75$75   
Glass roof panel(s)  $300$300$300
Power retractable hardtop  $6750$6750$6750
Rear spoiler    $200
Sunroof$900$900   
Infotainment 
Aux input  $50$50$50
Bluetooth audio streaming  $25$25$25
CD changer, remote$200$200   
CD player  $125$125$125
HD radio  $50$50$50
MP3-compatible player  $50$50$50
SMS text-to-speech reader  $25$25$25
Telematics service, such as OnStar, with navigation  $225$225$225
Traffic information  $25$25$25
Instruments, Lights, and Mirrors 
Analog clock    $25
Auto-dimming headlights  $200$200$200
Auto-dimming passenger-side mirror$75$75   
Fog lights$125$125   
Headlight washers  $50$50$50
Illuminated visor mirror, driver$50$50   
Illuminated visor mirror, passenger$50$50   
Visor mirror, driver  $10$10$10
Visor mirror, passenger  $10$10$10
Seats and Interior Trim 
Aluminum trim  $100$100$100
Center armrest(s), second row$50$50   
Folding second row seats$300$300   
Leather-wrapped steering wheel    $150
Memory system, passenger seat  $150$150$150
Neck-level heating, front seats  $150$150$150
Synthetic suede inserts in leather seating surfaces    $0
Wood trim$300$300$300$300 
Wood/leather-wrapped steering wheel$150$150$150$150 
Suspension, Wheels, and Tires 
Sport suspension (upgrade)    $0
Transmission 
Steering-wheel-mounted transmission controls   $100$100
Total Value of Features$4,015$5,815$10,185$11,335$12,010
Value of Feature Adjustments$0$1,800$6,170$7,320$7,995
Value of Feature Adjustments0-1,659-5,746-6,815-7,442

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Specifications Comparison: Audi A6 vs. Mercedes-Benz SLK

Model Year20062015
ModelA6SLK
Body4dr Sedan2dr Hardtop conv.
Wheelbase111.9 in95.7 in
Length193.5 in162.8 in
Width73.1 in71.5 in
Height57.5 in51.2 in
Curb Weight4,013 lb.3,242 lb.
Fuel Capacity21.1 gal.15.9 gal.
Row 1 Headroom38.7 in38.0 in
Row 1 Shoulder Room57.1 in52.2 in
Row 1 Legroom41.3 in42.5 in
Row 2 Headroom37.8 in0.0 in
Row 2 Shoulder Room55.9 in0.0 in
Row 2 Legroom36.9 in0.0 in
Cargo Volume,
Minimum
15.9 ft36.4 ft3
Cargo Volume,
Maximum
15.910.1 ft3

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Option Package Details
Audi A6 3.2

Premium Package
FeatureValueRequested?
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Satellite radio200Yes
Auto-dimming driver-side mirror75Yes
Compass0Yes
Surround sound250Yes
Storage compartment under front seat(s)50No
Power-folding mirrors50Yes
Auto-dimming passenger-side mirror75No
Total Requested167593%
Total Not Requested1257%
Technology Package
FeatureValueRequested?
Navigation system600Yes
Satellite radio200Yes
Obstacle detection, rear250Yes
Proximity key250Yes
Voice control for nav and audio100Yes
Total Requested1400100%
Total Not Requested00%

Option Package Details
Audi A6 4.2

Technology Package
FeatureValueRequested?
Navigation system600Yes
Obstacle detection, rear250Yes
Proximity key250Yes
Voice control for nav and audio100Yes
Total Requested1200100%
Total Not Requested00%

Option Package Details
Mercedes-Benz SLK SLK250

Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Total Requested325100%
Total Not Requested00%
Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Parking guidance system - passive250No
Total Requested25038%
Total Not Requested40062%
Leather seating surfaces
FeatureValueRequested?
Leather seating surfaces900Yes
Leather door panel trim250No
No leather in second row-300No
Total Requested900106%
Total Not Requested-50-6%
Wood/leather-wrapped steering wheel
FeatureValueRequested?
Wood/leather-wrapped steering wheel150Yes
Wood trim300Yes
Total Requested450100%
Total Not Requested00%
Becker Map Pilot
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100Yes
Traffic information25No
Total Requested70097%
Total Not Requested253%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200No
Total Requested65072%
Total Not Requested25028%
Premium 1 Package
FeatureValueRequested?
Heated front seats200Yes
Satellite radio200Yes
Surround sound250Yes
Remote window/roof operation15No
Neck-level heating, front seats150No
iPod integration100No
Harman/Kardon, 500W, 11 speakers (with subwoofer)350No
Total Requested65051%
Total Not Requested61549%

Option Package Details
Mercedes-Benz SLK SLK350

Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Total Requested325100%
Total Not Requested00%
Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Parking guidance system - passive250No
Total Requested25038%
Total Not Requested40062%
Wood/leather-wrapped steering wheel
FeatureValueRequested?
Wood/leather-wrapped steering wheel150Yes
Wood trim300Yes
Total Requested450100%
Total Not Requested00%
Becker Map Pilot
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100Yes
Traffic information25No
Total Requested70097%
Total Not Requested253%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200No
Total Requested65072%
Total Not Requested25028%
Premium 1 Package
FeatureValueRequested?
Heated front seats200Yes
Satellite radio200Yes
Surround sound250Yes
Remote window/roof operation15No
Neck-level heating, front seats150No
iPod integration100No
Harman/Kardon, 500W, 11 speakers (with subwoofer)350No
Total Requested65051%
Total Not Requested61549%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Total Requested325100%
Total Not Requested00%
Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Parking guidance system - passive250No
Total Requested25038%
Total Not Requested40062%
Becker Map Pilot
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100Yes
Traffic information25No
Total Requested70097%
Total Not Requested253%

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