Mercedes-Benz SL Mercedes-Benz SL 2015 Audi A8 / S8 Audi A8 / S8 2013

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Mercedes-Benz SL vs. Audi A8 / S8 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 SL vs. Audi A8 / S8 Invoice Comparison

Lowest Total Price: $115,695

Audi A8 / S8 S8   
Difference: $101,780

Lowest Total Invoice: $107,661

Audi A8 / S8 S8   
Difference: $94,747

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152013
ModelSLA8 / S8
TrimSL65 AMGS8
Body2dr Hardtop conv.4dr Sedan
Base Price $215,250 $110,000
Base Invoice $200,183 $102,300
Wood trim 0 0
Driver Assistance Package   2,500
Night vision   2,300
Wood trim 0 0
Driver Assistance Package   2,327
Night vision   2,139
Options (change) 0 4,800
Options (change) 0 4,466
Destination 925 895
Gas Tax 1,300 0
Total Price $217,475 $115,695
Total Invoice $202,408 $107,661

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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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Request free, no-obligation Mercedes-Benz SL dealer quotes or Audi A8 / S8 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Mercedes-Benz SL vs. Audi A8 / S8

Lowest Adjusted Price and Invoice: Audi A8 / S8 S8
TrueDelta Adjusted Price Difference: $93,205
TrueDelta Adjusted Invoice Difference: $86,766
Model Year20152013
ModelSLA8 / S8
TrimSL65 AMGS8
Body2dr Hardtop conv.4dr Sedan
Engine621hp V12520hp V8
TransmissionT7T8
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)16/25 MPG15/26 MPG
Audio (watts, speakers)900, 12630, 14
Tire (rear if not all the same)255/35-19265/35-21
Total Price$217,475$115,695
Adjustments for Features-8,5750
Feature-Adjusted Total Price$208,900$115,695
Total Invoice$202,408$107,661
Adjustments for Features-7,9810
Feature-Adjusted Total Invoice$194,427$107,661

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Features Comparison: Mercedes-Benz SL vs. Audi A8 / S8

Model Year20152013
ModelSLA8 / S8
TrimSL65 AMGS8
Body2dr Hardtop conv.4dr Sedan
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 
8-speed manually-shiftable automatic $1300
RWD$0 
AWD $1700
Accessories 
Active noise reduction $0
Hands-free trunk or liftgate$100 
Power rear side windows $200
Remote app$25 
Semi-automated parking system$500 
Sunshade, rear, power $225
Sunshades, second row, power $225
Wind blocker, power small$300 
Brakes, Airbags, and Other Safety 
Around view cameras $500
Auto-raising roll bars / headrests$500 
Automatic braking, high-speed or partial$200 
Blind spot collision prevention$150 
Driver drowsiness monitor$150 
Full-size spare tire $225
Lane departure prevention$150 
Lane departure warning$200 
Pedestrian detection, night $50
Rear side airbags $300
Rearview camera$200 
Rollover sensor $50
Torque vectoring, brake-based$100 
Wide-view front camera $150
Wide-view rear camera $0
Cargo Management 
Storage compartment under front seat(s)$50 
Climate Control 
Adaptive windshield washer system$0 
Rear air vents with automatic controls $250
Rear dual-zone climate control $125
Wiper de-icer$25 
Drivetrain 
Limited-slip rear differential$300 
Engine / Motor 
Automatic start / stop$150 
Dual-mode exhaust, switchable $500
Raised top speed limiter$0 
Exterior 
Body kit $0
Electronically-variable tint, sunroof or glass roof panel$2000 
Glass roof panel(s)$300 
Laminated front side windows $200
Laminated rear side windows $100
Power retractable hardtop$6750 
Rear spoiler$200 
Sunroof $900
Infotainment 
App support$0 
Handwriting recognition $200
iPod integration$100 
Navigation map updates, three years$0 
SMS text-to-speech reader$25 
Telematics service, such as OnStar, with navigation$225 
USB port $25
Wi-Fi hotspot $50
Instruments, Lights, and Mirrors 
Analog clock $25
Auto-dimming passenger-side mirror $75
Chronometer$100 
LED headlights $1000
Power-folding mirrors $50
Xenon HID headlights$500 
Seats and Interior Trim 
Automatic seat bolsters, driver$300 
Automatic seat bolsters, front passenger$300 
Center armrest(s), second row $50
Door sill trim plates $100
Illuminated door sill trim plates$200 
Leather headliner$1000 
Metal pedals$75 
Neck-level heating, front seats$150 
No leather in second row$-300 
Power seat belt height adjusters, front row $25
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 upper seatback recliner, driver seat $100
Power upper seatback recliner, passenger seat $100
Synthetic suede headliner $650
Upholstered instrument panel $300
Upholstered instrument panel, leather$1000 
Suspension, Wheels, and Tires 
Active steering $1000
Adaptive dampers - electrical $500
Adaptive hydraulic struts, auto-leveling and ht. adjustable$4000 
Air suspension, auto-leveling and height adjustable $1000
Sport suspension (upgrade)$0 
Total Value of Features$21,225$12,650
Value of Feature Adjustments$8,575$0
Value of Feature Adjustments-7,9810

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Specifications Comparison: Mercedes-Benz SL vs. Audi A8 / S8

Model Year20152013
ModelSLA8 / S8
Body2dr Hardtop conv.4dr Sedan
Wheelbase101.8 in117.8 in
Length181.8 in202.2 in
Width73.9 in76.7 in
Height51.8 in57.5 in
Curb Weight4,068 lb.4,641 lb.
Fuel Capacity19.8 gal.23.8 gal.
Row 1 Headroom39.1 in37.2 in
Row 1 Shoulder Room55.5 in59.1 in
Row 1 Legroom42.9 in41.4 in
Row 2 Headroom0.0 in38.1 in
Row 2 Shoulder Room0.0 in57.8 in
Row 2 Legroom0.0 in37.7 in
Cargo Volume,
Minimum
8.5 ft313.2 ft3
Cargo Volume,
Maximum
13.5 ft313.2 ft3

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Option Package Details
Audi A8 / S8 S8

Night vision
FeatureValueRequested?
Night vision1750Yes
Pedestrian detection, night50No
Total Requested175097%
Total Not Requested503%
Driver Assistance Package
FeatureValueRequested?
Radar- or camera-based collision preparation system0Yes
Adaptive cruise control, all-speed700Yes
Blind spot warning system200Yes
Automatic braking, low-speed200Yes
Forward collision alert200Yes
Total Requested1300100%
Total Not Requested00%

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