Mercedes-Benz SL Mercedes-Benz SL 2015 Audi A8 / S8 Audi A8 / S8 2016

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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: $131,225

Audi A8 / S8 S8 Plus   
Difference: $95,200

Lowest Total Invoice: $122,106

Audi A8 / S8 S8 Plus   
Difference: $88,626

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152016
ModelSLA8 / S8
TrimSL65 AMGS8 Plus
Body2dr Hardtop conv.4dr Sedan
Base Price $215,250 $114,900
Base Invoice $200,183 $106,858
Wood trim 0 0
Ceramic brake rotors 8,950  
Driver Assistance Package   2,100
Dynamic Package   11,000
Night vision   2,300
Wood trim 0 0
Ceramic brake rotors 8,324  
Driver Assistance Package   1,954
Dynamic Package   10,230
Night vision   2,139
Options (change) 8,950 15,400
Options (change) 8,324 14,323
Destination 925 925
Gas Tax 1,300 0
Total Price $226,425 $131,225
Total Invoice $210,732 $122,106

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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 Plus
TrueDelta Adjusted Price Difference: $87,815
TrueDelta Adjusted Invoice Difference: $81,753
Model Year20152016
ModelSLA8 / S8
TrimSL65 AMGS8 Plus
Body2dr Hardtop conv.4dr Sedan
Engine621hp V12605hp V8
TransmissionT7T8
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)16/25 MPG16/25 MPG
Audio (watts, speakers)900, 12630, 14
Tire (rear if not all the same)255/35-19275/35-21
Total Price$226,425$131,225
Adjustments for Features-7,3850
Feature-Adjusted Total Price$219,040$131,225
Total Invoice$210,732$122,106
Adjustments for Features-6,8730
Feature-Adjusted Total Invoice$203,859$122,106

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

Model Year20152016
ModelSLA8 / S8
TrimSL65 AMGS8 Plus
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
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 
Animal detection, night $50
Around view cameras $500
Auto-raising roll bars / headrests$500 
Automatic braking, high-speed or partial$200 
Blind spot collision prevention$150 
Collision preparation system, rear $100
Driver drowsiness monitor$150 
Full-size spare tire $225
Lane departure prevention$150 
Lane departure prevention, steering-based $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 
Cargo net $40
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
Exterior 
Body kit $0
Bright-finished exhaust tip(s)$25 
Carbon fiber rear spoiler $300
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 
Compass $0
Fog lights$125 
Head-up display (HUD) $350
Interior ambient lighting$150 
Interior ambient lighting, configurable $150
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$13,840
Value of Feature Adjustments$7,385$0
Value of Feature Adjustments-6,8730

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

Model Year20152016
ModelSLA8 / S8
Body2dr Hardtop conv.4dr Sedan
Wheelbase101.8 in117.8 in
Length181.8 in202.6 in
Width73.9 in76.7 in
Height51.8 in57.4 in
Curb Weight4,068 lb.4,685 lb.
Fuel Capacity19.8 gal.21.7 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 in38.7 in
Cargo Volume,
Minimum
8.5 ft314.2 ft3
Cargo Volume,
Maximum
13.5 ft314.2 ft3

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Option Package Details
Audi A8 / S8 S8 Plus

Night vision
FeatureValueRequested?
Night vision1750Yes
Pedestrian detection, night50No
Animal detection, night50No
Total Requested175095%
Total Not Requested1005%
Driver Assistance Package
FeatureValueRequested?
Radar- or camera-based collision preparation system0Yes
Lane departure warning system200Yes
Adaptive cruise control, all-speed700Yes
Automatic braking, low-speed200Yes
Forward collision warning200Yes
Lane departure prevention system, steering-based200No
Total Requested130087%
Total Not Requested20013%
Dynamic Package
FeatureValueRequested?
Sport exhaust0No
Ceramic brake rotors4000Yes
Raised top speed limiter0Yes
Carbon fiber rear spoiler100No
Total Requested400098%
Total Not Requested1002%

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