Audi A8 / S8 Audi A8 / S8 2018 Mercedes-Benz S-Class Mercedes-Benz S-Class 2018

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Audi A8 / S8 vs. Mercedes-Benz S-Class 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 A8 / S8 vs. Mercedes-Benz S-Class Invoice Comparison

Lowest Total Price: $94,725

Audi A8 / S8 A8 L 4.0T Sport   
Difference: $60,510

Calculate Payments

  Down Payment Interest Rate Term
Model Year20182018
ModelA8 / S8S-Class
TrimA8 L 4.0T SportAMG S63
Body4dr Sedan, ext.4dr Sedan, ext.
Base Price $92,000 $147,500
Executive Plus Package 1,750  
Driver Assistance Package   2,250
Warmth and Comfort Package   2,600
Around view cameras   900
Head-up display (HUD)   990
Executive Plus Package 1,628  
Driver Assistance Package   2,093
Warmth and Comfort Package   2,418
Around view cameras   837
Head-up display (HUD)   921
Options (change) 1,750 6,740
Options (change) 1,628 6,269
Destination 975 995
Total Price $94,725 $155,235

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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 Audi A8 / S8 dealer quotes or Mercedes-Benz S-Class dealer quotes from dealers using our car quote form.

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

Lowest Adjusted Price: Audi A8 / S8 A8 L 4.0T Sport
Lowest Adjusted Invoice: Mercedes-Benz S-Class AMG S63
TrueDelta Adjusted Price Difference: $58,350
TrueDelta Adjusted Invoice Difference: $81,000
Model Year20182018
ModelA8 / S8S-Class
TrimA8 L 4.0T SportAMG S63
Body4dr Sedan, ext.4dr Sedan, ext.
Engine450hp V8603hp V8
TransmissionT8T9
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)14/24 MPG17/26 MPG
Audio (watts, speakers)630, 14590, 13
Tire (rear if not all the same)265/40-20255/40-20
Total Price$94,725$155,235
Adjustments for Features0-2,160
Feature-Adjusted Total Price$94,725$153,075

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

Model Year20182018
ModelA8 / S8S-Class
TrimA8 L 4.0T SportAMG S63
Body4dr Sedan, ext.4dr Sedan, ext.
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300 
9-speed manually-shiftable automatic $1400
AWD$1700$1700
Accessories 
AC power outlet $100
Active noise reduction$0 
Remote app $25
Remote climate control $25
Remote start via app $75
Semi-automated parking system $500
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Automatic braking, high-speed or partial $200
Blind spot collision prevention $150
Cross-traffic detection for collision preparation system $0
Cross-traffic warning, rear $100
Driver drowsiness monitor $150
Full-size spare tire$225 
Knee airbag, passenger$75 
Lane departure prevention, steering-based$200 
Lane keeping assist $400
Pedestrian detection $50
Torque vectoring, brake-based $100
Wide-view front camera$150 
Wide-view rear camera$0 
Cargo Management 
Console with shifter$150 
Console without shifter $150
Overhead sunglass holder $25
Rear seat pass-through$100 
Ski sack$50 
Storage compartment under front seat(s) $50
Climate Control 
Fragrance atomizer $200
Heated washer fluid system $50
Heated windshield washer nozzles$15 
Ionizing air filtration $50
Rear air vents $100
Rear air vents with automatic controls$250 
Rear dual-zone climate control$125 
Washer fluid outlets in wiper blade $100
Wiper de-icer $25
Engine / Motor 
Dual-mode exhaust $250
Exterior 
Body kit $0
Front splitter spoiler $200
Panoramic sunroof $1200
Panoramic sunroof with venting rear panel$1500 
Infotainment 
App support $0
Aux input$50 
CD changer, in-dash $325
CD player$125 
Navigation map updates, three years $0
Near-field communications (NFC) $25
SMS text-to-speech reader $25
Telematics service, such as OnStar, with navigation $225
Instruments, Lights, and Mirrors 
Analog clock$25 
Auto-dimming passenger-side mirror$75 
Chronometer $100
Headlight washers$50 
Large color reconfigurable instrument cluster display $250
Seats and Interior Trim 
Automatic seat bolsters, driver $300
Automatic seat bolsters, front passenger $300
Door sill trim plates$100 
Heated front row armrests $100
Heated second row armrests $100
Illuminated door sill trim plates $200
Leather door panel trim$250 
Massage, second row seats$150 
Metal pedals $75
Power 4-way lumbar adjuster, second row seats$225 
Power headrest fore-aft adjuster, second row seats $75
Power headrest height adjuster, second row seats $75
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 thigh support length adjuster, second row seats $150
Power upper seatback recliner, driver seat$100 
Power upper seatback recliner, passenger seat$100 
Rapid-heating front seats $0
Suspension, Wheels, and Tires 
Crosswind stabilization $50
Electronic systems calibration selector$200 
Sport suspension (upgrade) $0
Transmission 
Launch control $100
Total Value of Features$7,690$9,850
Value of Feature Adjustments$0$2,160
Value of Feature Adjustments0-101

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

Model Year20182018
ModelA8 / S8S-Class
Body4dr Sedan, ext.4dr Sedan, ext.
Wheelbase122.9 in124.6 in
Length207.4 in206.5 in
Width76.7 in74.8 in
Height57.9 in58.7 in
Curb Weight4,464 lb.4,806 lb.
Fuel Capacity21.7 gal.21.1 gal.
Row 1 Headroom37.2 in39.7 in
Row 1 Shoulder Room59.1 in59.7 in
Row 1 Legroom41.4 in41.4 in
Row 2 Headroom39.1 in37.4 in
Row 2 Shoulder Room57.8 in59.1 in
Row 2 Legroom42.9 in43.1 in
Cargo Volume14.2 ft316.3 ft3

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Option Package Details
Audi A8 / S8 A8 L 4.0T Sport

Executive Plus Package
FeatureValueRequested?
Cooled or ventilated second row seats200Yes
Power recliner, second row seats150Yes
Massage, second row seats150No
Power 4-way lumbar adjuster, second row seats225No
Memory system, second row seats150Yes
Auto-dimming headlights200Yes
Radar- or camera-based collision preparation system0Yes
Lane departure warning200Yes
Adaptive cruise control, all-speed700Yes
Automatic braking, low-speed200Yes
Forward collision warning200Yes
Lane departure prevention, steering-based200Yes
Total Requested220085%
Total Not Requested37515%

Option Package Details
Mercedes-Benz S-Class AMG S63

Driver Assistance Package
FeatureValueRequested?
Speed limit information0No
Cross-traffic detection for collision preparation system0No
Cross-traffic warning, rear100No
Collision preparation system, rear100Yes
Pedestrian detection50No
Lane keeping assist400Yes
Lane departure warning200Yes
Adaptive cruise control, all-speed700Yes
Blind spot warning system200Yes
Blind spot collision prevention150No
Total Requested160084%
Total Not Requested30016%
Warmth and Comfort Package
FeatureValueRequested?
Heated second row seats200Yes
Cooled or ventilated second row seats200Yes
Heated steering wheel100Yes
Heated second row armrests100No
Heated front row armrests100No
Power recliner, second row seats150Yes
Memory system, second row seats150Yes
Power headrest height adjuster, second row seats75No
Power thigh support length adjuster, second row seats150No
Power headrest fore-aft adjuster, second row seats75No
Second-row 3-section 3-person split bench150No
Total Requested80055%
Total Not Requested65045%

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