Mercedes-Benz SL Mercedes-Benz SL 2017 Audi A8 Audi A8 2010

We are 103,000+ car owners sharing real-world car information.

Join Us

Mercedes-Benz SL vs. Audi A8 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 Invoice Comparison

Lowest Total Price: $81,815

Audi A8 A8   
Difference: $23,300

Lowest Total Invoice: $76,151

Audi A8 A8   
Difference: $21,674

Calculate Payments

  Down Payment Interest Rate Term
Model Year20172017201720172010
ModelSLSLSLSLA8
TrimSL450SL550AMG SL63AMG SL65A8
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Sedan
Base Price $86,950 $110,800 $151,350 $219,850 $74,550
Base Invoice $80,864 $103,044 $140,756 $204,461 $69,331
Premium Package 5,050        
Driver Assistance Package 2,250 2,250 2,250    
Power door closers 450 450 450    
Synthetic suede headliner 1,000 1,000     1,500
Upgraded leather upholstery 900 900      
Carbon fiber trim 2,850 2,850     500
Wood/leather-wrapped steering wheel 650 650 650 650 690
Adaptive hydraulic struts, auto-leveling and ht. adjustable 4,090 4,090      
Wood trim     0 0  
Technology Package         1,500
Cooled or ventilated front seats         1,500
Leather door panel trim         750
Premium Package 4,697        
Driver Assistance Package 2,093 2,093 2,093    
Power door closers 419 419 419    
Synthetic suede headliner 930 930     1,396
Upgraded leather upholstery 837 837      
Carbon fiber trim 2,651 2,651     466
Wood/leather-wrapped steering wheel 605 605 605 605 642
Adaptive hydraulic struts, auto-leveling and ht. adjustable 3,804 3,804      
Wood trim     0 0  
Technology Package         1,396
Cooled or ventilated front seats         1,396
Leather door panel trim         699
Options (change) 17,240 12,190 3,350 650 6,440
Options (change) 16,036 11,339 3,117 605 5,995
Destination 925 925 925 925 825
Gas Tax 0 0 0 1,300 0
Total Price $105,115 $123,915 $155,625 $222,725 $81,815
Total Invoice $97,825 $115,308 $144,798 $207,291 $76,151

Return to top

While we strive for accuracy, the site is not error-free, and prices can change at any time.

Dealer Price Quotes

Want to find out how much dealers are willing to discount these cars?

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

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

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

Lowest Adjusted Price and Invoice: Audi A8 A8
TrueDelta Adjusted Price Difference: $9,100
TrueDelta Adjusted Invoice Difference: $8,459
Model Year20172017201720172010
ModelSLSLSLSLA8
TrimSL450SL550AMG SL63AMG SL65A8
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Sedan
Engine362hp V6449hp V8577hp V8621hp V12350hp V8
TransmissionT9T9T7T7T6
DrivetrainRWDRWDRWDRWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)600, 11600, 11600, 11900, 12200, 12
Tire (rear if not all the same)255/35-19255/35-19255/35-19255/35-19255/40-19
Total Price$105,115$123,915$155,625$222,725$81,815
Adjustments for Features-14,200-14,200-14,625-16,5250
Feature-Adjusted Total Price$90,915$109,715$141,000$206,200$81,815
Cost Above Minimum$0$18,800$50,085$115,285$0
Total Invoice$97,825$115,308$144,798$207,291$76,151
Adjustments for Features-13,215-13,214-13,608-15,3800
Feature-Adjusted Total Invoice$84,610$102,094$131,190$191,911$76,151
Cost Above Minimum$0$17,484$46,580$107,301$0

Return to top

Features Comparison: Mercedes-Benz SL vs. Audi A8

Model Year20172017201720172010
ModelSLSLSLSLA8
TrimSL450SL550AMG SL63AMG SL65A8
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Sedan
Transmission and Drivetrain 
9-speed manually-shiftable automatic$1400$1400   
7-speed manually-shiftable automatic  $1200$1200 
6-speed manually-shiftable automatic    $1100
RWD$0$0$0$0 
AWD    $1700
Accessories 
Adaptive cruise control    $600
Adaptive cruise control, all-speed$850$850$850$850 
Hands-free trunk or liftgate$100$100$100$100 
Power rear side windows    $200
Remote app$25$25$25$25 
Semi-automated parking system$500$500$500$500 
Sunshade, rear, power    $225
Sunshades, second row    $125
Wind blocker, power small$300$300$300$300 
Brakes, Airbags, and Other Safety 
Auto-raising roll bars / headrests$500$500$500$500 
Automatic braking, high-speed or partial$200$200$200$200 
Automatic braking, low-speed$200$200$200$200 
Blind spot collision prevention$150$150$150$150 
Collision preparation system, rear$100$100$100$100 
Cross-traffic detection for collision preparation system$0$0$0$0 
Cross-traffic warning, rear$100$100$100$100 
Driver drowsiness monitor$150$150$150$150 
Forward collision warning$200$200$200$200 
Full-size spare tire    $225
Lane keeping assist$400$400$400$400 
Pedestrian detection$50$50$50$50 
Radar- or camera-based collision preparation system$0$0$0$0 
Rear side airbags    $300
Tires, run-flat$150$150   
Torque vectoring, brake-based$100$100$100$100 
Cargo Management 
Air-conditioned storage compartment$50$50$50$50 
Storage compartment under front seat(s)$50$50$50$50 
Climate Control 
Adaptive windshield washer system$0$0$0$0 
Heated washer fluid system$50$50$50$50 
Heated windshield washer nozzles    $15
Rear air vents    $100
Washer fluid outlets in wiper blade$100$100$100$100 
Wiper de-icer$25$25$25$25 
Drivetrain 
Limited-slip rear differential  $300$300 
Engine / Motor 
Automatic start / stop$150$150$150$150 
Dual-mode exhaust, switchable$500$500$500$500 
Raised top speed limiter  $0$0 
Exterior 
Bodyside moldings    $75
Electronically-variable tint, sunroof or glass roof panel   $2000 
Glass roof panel(s)$300$300$300$300 
Power retractable hardtop$6750$6750$6750$6750 
Rear spoiler  $200$200 
Sunroof    $900
Infotainment 
Android Auto support$100$100$100$100 
App support$0$0$0$0 
Apple CarPlay support$100$100$100$100 
Aux input$50$50$50$50 
Bluetooth audio streaming$25$25$25$25 
CD changer, remote    $200
CD player$125$125$125$125 
DVD-compatible player$0$0$0$0 
HD radio$50$50$50$50 
In-vehicle Internet$150$150$150$150 
Media drive$15$15$15$15 
MP3-compatible player$50$50$50$50 
Navigation map updates, three years$0$0$0$0 
SD Card slot$25$25$25$25 
SMS text-to-speech reader$25$25$25$25 
Telematics service, such as OnStar, with navigation$225$225$225$225 
Traffic + travel information$25$25$25$25 
Wi-Fi hotspot$50$50$50$50 
Instruments, Lights, and Mirrors 
Analog clock$25$25   
Auto-dimming headlights$200$200$200$200 
Auto-dimming passenger-side mirror    $75
Chronometer  $100$100 
Fog lights    $125
Headlight washers    $50
Interior ambient lighting    $150
Interior ambient lighting, configurable$150$150$150$150 
LED headlights$1000$1000$1000$1000 
Power-folding mirrors    $50
Xenon HID headlights    $500
Seats and Interior Trim 
Automatic seat bolsters, driver$300$300$300$300 
Automatic seat bolsters, front passenger$300$300$300$300 
Carbon fiber trim$200$200  $200
Center armrest(s), second row    $50
Door sill trim plates    $100
Illuminated door sill trim plates$200$200$200$200 
Metal pedals$75$75$75$75 
Neck-level heating, front seats$150$150$150$150 
No leather in second row$-300$-300$-300$-300 
Power upper seatback recliner, driver seat    $100
Power upper seatback recliner, passenger seat    $100
Upholstered instrument panel, leather$1000$1000$1000$1000 
Wood trim  $300$300 
Suspension, Wheels, and Tires 
Active curve tilting$1000$1000$1000$1000 
Adaptive dampers - electrical    $500
Adaptive hydraulic struts, auto-leveling and ht. adjustable$4000$4000$4000$4000 
Air suspension, auto-leveling and height adjustable    $1000
Electronic systems calibration selector$200$200$200$200 
Sport suspension (upgrade)  $0  
Ultra-sport suspension (upgrade)   $0 
Transmission 
Launch control  $100  
Total Value of Features$22,965$22,965$23,390$25,290$8,765
Value of Feature Adjustments$14,200$14,200$14,625$16,525$0
Value of Feature Adjustments-13,215-13,214-13,608-15,3800

Return to top

Specifications Comparison: Mercedes-Benz SL vs. Audi A8

Model Year20172010
ModelSLA8
Body2dr Hardtop conv.4dr Sedan
Wheelbase101.7 in115.9 in
Length182.3 in199.3 in
Width73.9 in74.6 in
Height51.2 in56.9 in
Curb Weight3,827 lb.4,289 lb.
Fuel Capacity19.8 gal.23.8 gal.
Row 1 Headroom39.1 in37.3 in
Row 1 Shoulder Room55.5 in59.1 in
Row 1 Legroom42.9 in41.4 in
Row 2 Headroom0.0 in38.0 in
Row 2 Shoulder Room0.0 in57.5 in
Row 2 Legroom0.0 in37.6 in
Cargo Volume,
Minimum
8.5 ft314.6 ft3
Cargo Volume,
Maximum
13.5 ft314.6 ft3

Return to top

Option Package Details
Mercedes-Benz SL SL450

Premium Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Automatic seat bolsters, driver300No
Automatic seat bolsters, front passenger300No
Massage, driver seat100Yes
Massage, passenger seat100Yes
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Rearview camera200Yes
Power decklid350Yes
Proximity key250Yes
Neck-level heating, front seats150No
Semi-automated parking system500No
Hands-free trunk or liftgate100No
Total Requested170056%
Total Not Requested135044%
Driver Assistance Package
FeatureValueRequested?
Speed limit information0No
Cross-traffic detection for collision preparation system0No
Rear cross-traffic detection100No
Collision preparation system, rear100No
Pedestrian detection50No
Lane keeping assist system400No
Radar- or camera-based collision preparation system0No
Lane departure warning system200Yes
Adaptive cruise control, all-speed700No
Blind spot warning system200Yes
Blind spot intervention150No
Total Requested40021%
Total Not Requested150079%

Option Package Details
Mercedes-Benz SL SL550

Driver Assistance Package
FeatureValueRequested?
Speed limit information0No
Cross-traffic detection for collision preparation system0No
Rear cross-traffic detection100No
Collision preparation system, rear100No
Pedestrian detection50No
Lane keeping assist system400No
Radar- or camera-based collision preparation system0No
Lane departure warning system200Yes
Adaptive cruise control, all-speed700No
Blind spot warning system200Yes
Blind spot intervention150No
Total Requested40021%
Total Not Requested150079%

Option Package Details
Mercedes-Benz SL AMG SL63

Driver Assistance Package
FeatureValueRequested?
Speed limit information0No
Cross-traffic detection for collision preparation system0No
Rear cross-traffic detection100No
Collision preparation system, rear100No
Pedestrian detection50No
Lane keeping assist system400No
Radar- or camera-based collision preparation system0No
Lane departure warning system200Yes
Adaptive cruise control, all-speed700No
Blind spot warning system200Yes
Blind spot intervention150No
Total Requested40021%
Total Not Requested150079%

Option Package Details
Audi A8 A8

Wood/leather-wrapped steering wheel
FeatureValueRequested?
Wood/leather-wrapped steering wheel150Yes
Steering-wheel-mounted transmission controls100Yes
Total Requested250100%
Total Not Requested00%
Cooled or ventilated front seats
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Massage, driver seat100Yes
Massage, passenger seat100Yes
Total Requested500100%
Total Not Requested00%
Technology Package
FeatureValueRequested?
Adaptive cruise control450Yes
Lane departure warning system200Yes
Blind spot warning system200Yes
Total Requested850100%
Total Not Requested00%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Convertibles
See TrueDelta's information for all Mercedes-Benz models.