Audi A6 Audi A6 2012 Mercedes-Benz SL Mercedes-Benz SL 2009

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Audi A6 vs. Mercedes-Benz SL 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 SL Invoice Comparison

Lowest Total Price: $61,630

Audi A6 3.0T   
Difference: $43,115

Lowest Total Invoice: $57,381

Audi A6 3.0T   
Difference: $40,184

Calculate Payments

  Down Payment Interest Rate Term
Model Year20122009200920092009
ModelA6SLSLSLSL
Trim3.0TSL550SL600SL63 AMGSL65 AMG
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $49,900 $98,500 $139,100 $135,000 $194,700
Base Invoice $46,408 $91,605 $129,363 $125,550 $181,071
Prestige Package 6,880        
Sport Package 1,000        
Driver Assistance Package 2,500        
Metallic paint (extra cost) 475        
Obstacle detection, rear   1,140   1,140  
Illuminated door sill trim plates   700 700 700 700
Adaptive cruise control   2,230 2,230 2,230 2,230
Wood trim       0 0
Prestige Package 6,398        
Sport Package 930        
Driver Assistance Package 2,327        
Metallic paint (extra cost) 443        
Obstacle detection, rear   1,060   1,060  
Illuminated door sill trim plates   651 651 651 651
Adaptive cruise control   2,074 2,074 2,074 2,074
Wood trim       0 0
Options (change) 10,855 4,070 2,930 4,070 2,930
Options (change) 10,098 3,785 2,725 3,785 2,725
Destination 875 875 875 875 875
Gas Tax 0 1,300 2,600 2,600 2,600
Total Price $61,630 $104,745 $145,505 $142,545 $201,105
Total Invoice $57,381 $97,565 $135,563 $132,810 $187,271

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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 A6 vs. Mercedes-Benz SL

Lowest Adjusted Price and Invoice: Audi A6 3.0T
TrueDelta Adjusted Price Difference: $36,715
TrueDelta Adjusted Invoice Difference: $34,223
Model Year20122009200920092009
ModelA6SLSLSLSL
Trim3.0TSL550SL600SL63 AMGSL65 AMG
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine310hp V6382hp V8510hp V12518hp V8604hp V12
TransmissionT8T7T5T7T5
DrivetrainAWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)630, 14510, 10510, 10510, 10510, 10
Tire (rear if not all the same)245/45-18255/40-18255/40-18255/35-19255/35-19
Total Price$61,630$104,745$145,505$142,545$201,105
Adjustments for Features0-6,400-8,700-7,750-8,800
Feature-Adjusted Total Price$61,630$98,345$136,805$134,795$192,305
Cost Above Minimum$0$0$38,460$36,450$93,960
Total Invoice$57,381$97,565$135,563$132,810$187,271
Adjustments for Features0-5,961-8,106-7,221-8,195
Feature-Adjusted Total Invoice$57,381$91,604$127,457$125,589$179,076
Cost Above Minimum$0$0$35,853$33,985$87,472

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Features Comparison: Audi A6 vs. Mercedes-Benz SL

Model Year20122009200920092009
ModelA6SLSLSLSL
Trim3.0TSL550SL600SL63 AMGSL65 AMG
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300    
7-speed manually-shiftable automatic $1200 $1200 
5-speed manually-shiftable automatic  $1000 $1000
AWD$1700    
RWD $0$0$0$0
Accessories 
Adaptive cruise control $600$600$600$600
Adaptive cruise control, all-speed$850    
Power rear side windows$200    
Power trunk closer  $350 $350
Proximity key$250 $250 $250
Remote window/roof operation $15$15$15$15
Wind blocker, small $100$100$100$100
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0$0$0$0
Auto-raising roll bars / headrests $500$500$500$500
Automatic braking, low-speed$200    
Blind spot warning system$200    
Collision preparation system, rear$100    
Forward collision warning$200    
Knee airbag, passenger$75    
Radar- or camera-based collision preparation system$0    
Rearview camera$200    
Rollover sensor$50    
Side curtain airbags$350    
Cargo Management 
Air-conditioned storage compartment $50$50$50$50
Cargo net$40    
Rear seat pass-through$100    
Storage compartment under front seat(s) $50$50$50$50
Climate Control 
Rear air vents with automatic controls$250    
Rear dual-zone climate control$125    
Wiper de-icer $25$25$25$25
Engine / Motor 
Regenerative braking$0    
Exterior 
Body kit$0  $0$0
Glass roof panel(s)  $300 $300
Power retractable hardtop $6750$6750$6750$6750
Sunroof$900    
Infotainment 
Bluetooth audio streaming$25    
CD changer, in-dash $325$325$325$325
CD changer, remote$200    
CD player$125    
Handwriting recognition$200    
HD radio$50    
In-vehicle Internet$150    
SD Card slot $25$25$25$25
Telematics service, such as OnStar $200$200$200$200
Traffic + travel information$25    
Wi-Fi hotspot$50    
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror$75    
Compass$0    
Fog lights $125$125$125$125
Headlight washers $50$50$50$50
Power-folding mirrors$50    
Seats and Interior Trim 
Center armrest(s), second row$50    
Cooled or ventilated front seats$300 $300 $300
Folding second row seats$300    
Leather door panel trim $250$250$250$250
Leather-wrapped steering wheel$150$150   
Massage, driver seat  $100$100$100
Massage, passenger seat  $100$100$100
Memory system, passenger seat $150$150$150$150
Metal pedals $75$75$75$75
Neck-level heating, front seats  $150 $150
No leather in second row $-300$-300$-300$-300
Power 4-way lumbar adjuster, driver seat$150 $150$150$150
Power 4-way lumbar adjuster, passenger seat$150 $150$150$150
Power headrest height adjuster, driver seat $50$50$50$50
Power headrest height adjuster, passenger seat $50$50$50$50
Power lumbar adjuster, driver seat $100   
Power lumbar adjuster, passenger seat $100   
Power seatback bolsters, driver seat  $100$100$100
Power seatback bolsters, passenger seat  $100$100$100
Power thigh support length adjuster, driver seat $100$100$100$100
Power thigh support length adjuster, passenger seat $100$100$100$100
Synthetic suede headliner  $650$650$650
Synthetic suede steering wheel   $150$150
Upholstered instrument panel, leather $1000$1000$1000$1000
Wood/leather-wrapped steering wheel  $150  
Suspension, Wheels, and Tires 
Adaptive hydraulic struts, auto-leveling and ht. adjustable $4000$4000$4000$4000
Electronic systems calibration selector$200    
Sport suspension (upgrade)$0  $0$0
Transmission 
Launch control   $100 
Steering-wheel-mounted transmission controls$100  $100$100
Total Value of Features$9,440$15,840$18,140$17,190$18,240
Value of Feature Adjustments$0$6,400$8,700$7,750$8,800
Value of Feature Adjustments0-5,961-8,106-7,221-8,195

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Specifications Comparison: Audi A6 vs. Mercedes-Benz SL

Model Year20122009
ModelA6SL
Body4dr Sedan2dr Hardtop conv.
Wheelbase114.7 in100.8 in
Length193.9 in180.4 in
Width73.8 in71.5 in
Height57.8 in51.1 in
Curb Weight3,683 lb.4,221 lb.
Fuel Capacity19.8 gal.21.1 gal.
Row 1 Headroom37.2 in37.7 in
Row 1 Shoulder Room57.5 in54.0 in
Row 1 Hip Room0.0 in53.9 in
Row 1 Legroom41.3 in42.9 in
Row 2 Headroom37.8 in0.0 in
Row 2 Shoulder Room56.3 in0.0 in
Row 2 Legroom37.4 in0.0 in
Cargo Volume,
Minimum
14.1 ft37.2 ft3
Cargo Volume,
Maximum
14.110.2 ft3

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Option Package Details
Audi A6 3.0T

Prestige Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100Yes
Cooled or ventilated front seats300Yes
Steering-linked headlights150Yes
Body kit0Yes
Surround sound250Yes
Interior lights, additional0No
Cornering lights50Yes
Proximity key250Yes
Sport front fascia (optional)0No
Rear dual-zone climate control125No
Sport rear fascia, e.g. diffuser (optional)0No
Illuminated door sill trim plates100Yes
Bose, 630W, 14 speakers (with subwoofer)350No
Traffic + travel information25No
In-vehicle Internet150No
Wi-Fi hotspot50No
Navigation system600Yes
Handwriting recognition200No
CD changer, remote200Yes
Xenon HID headlights500Yes
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Rearview camera200No
Auto-dimming driver-side mirror75Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Auto-dimming passenger-side mirror75No
HD radio50No
Media drive, large15Yes
245/45HR18 tires400No
Total Requested309066%
Total Not Requested162534%
Sport Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
Steering-wheel-mounted transmission controls100Yes
245/45HR18 tires400No
Total Requested35047%
Total Not Requested40053%
Driver Assistance Package
FeatureValueRequested?
Radar- or camera-based collision preparation system0No
Adaptive cruise control, all-speed700No
Automatic braking, low-speed200No
Forward collision warning200No
Power-folding mirrors50No
Blind spot warning system200No
Collision preparation system, rear only100No
Total Requested00%
Total Not Requested1450100%

Option Package Details
Mercedes-Benz SL SL550

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Total Requested400100%
Total Not Requested00%

Option Package Details
Mercedes-Benz SL SL63 AMG

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Total Requested400100%
Total Not Requested00%

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