Audi A8 / S8 Audi A8 / S8 2015 Audi A4 / S4 Audi A4 / S4 2019

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Audi A8 / S8 vs. Audi A4 / S4 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. Audi A4 / S4 Invoice Comparison

Lowest Total Price: $63,500

Audi A4 / S4 S4   
Difference: $36,175

Lowest Total Invoice: $59,631

Audi A4 / S4 S4   
Difference: $33,133

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152019
ModelA8 / S8A4 / S4
TrimA8 4.0TS4
Body4dr Sedan4dr Sedan
Base Price $86,400 $50,200
Base Invoice $80,352 $47,188
Premium Package 3,950  
Driver Assistance Package 2,250 1,800
Warm Weather Package 1,700 950
Sport Plus Package 3,700  
Cold Weather Package 750 500
Prestige Package   4,400
S Sport Package   2,500
Active steering   1,150
Rear side airbags   350
Cargo net   80
Metallic paint (extra cost)   575
Premium Package 3,673  
Driver Assistance Package 2,093 1,674
Warm Weather Package 1,582 884
Sport Plus Package 3,442  
Cold Weather Package 697 466
Prestige Package   4,092
S Sport Package   2,326
Active steering   1,070
Rear side airbags   326
Cargo net   74
Metallic paint (extra cost)   536
Options (change) 12,350 12,305
Options (change) 11,487 11,448
Destination 925 995
Total Price $99,675 $63,500
Total Invoice $92,764 $59,631

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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 A8 / S8 vs. Audi A4 / S4

Lowest Adjusted Price and Invoice: Audi A4 / S4 S4
TrueDelta Adjusted Price Difference: $35,610
TrueDelta Adjusted Invoice Difference: $32,607
Model Year20152019
ModelA8 / S8A4 / S4
TrimA8 4.0TS4
Body4dr Sedan4dr Sedan
Engine435hp V8349hp V6
TransmissionT8T8
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)18/30 MPG21/30 MPG
Audio (watts, speakers)630, 14755, 19
Tire (rear if not all the same)265/40-20245/40-18
Total Price$99,675$63,500
Adjustments for Features-5650
Feature-Adjusted Total Price$99,110$63,500
Total Invoice$92,764$59,631
Adjustments for Features-5260
Feature-Adjusted Total Invoice$92,238$59,631

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Features Comparison: Audi A8 / S8 vs. Audi A4 / S4

Model Year20152019
ModelA8 / S8A4 / S4
TrimA8 4.0TS4
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300$1300
AWD$1700$1700
Accessories 
Active noise reduction$0 
Adaptive cruise control, all-speed$850 
Adaptive cruise control, all-speed, topography and road sign aware $1100
Hands-free trunk or liftgate$100 
Low-speed semi-autonomous driving $100
Power door closers$300 
Power trunk closer$350 
Remote app $25
Remote window/roof operation$15 
Sunshade, rear, power$225 
Sunshades, second row $125
Sunshades, second row, power$225 
Tilt/telescoping steering wheel, manual $250
Tilt/telescoping steering wheel, power$350 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Automatic braking, high-speed or partial $200
Cross-traffic warning, rear $100
Driver drowsiness monitor $150
Evasive maneuver assist $200
Following distance indicator $25
Full-size spare tire$225 
Lane departure prevention, steering-based$200 
Lane keeping assist $400
Pedestrian detection $50
Secondary collision brake assist $25
Temporary spare tire $150
Torque vectoring, brake-based $100
Turn assist $25
Vehicle exit assist $25
Cargo Management 
Rear seat pass-through$100 
Ski sack$50 
Climate Control 
Rear dual-zone climate control$125 
Residual heat$50 
Engine / Motor 
Regenerative braking $0
Exterior 
Body kit $0
Laminated front side windows $200
Painted brake calipers (optional) $0
Rear spoiler $200
Infotainment 
4G LTE connectivity $0
Android Auto support $100
Apple CarPlay support $100
CD player$125 
CD player, remote $100
In-vehicle Internet $150
Telematics service, such as OnStar $200
Wi-Fi hotspot $50
Instruments, Lights, and Mirrors 
Analog clock$25 
Boost gauge $75
Cornering lights$50 
Fog lights $125
Headlight washers$50 
Large color reconfigurable instrument cluster display $250
Mirror tilt-down in reverse$25 
Predictive efficiency assist $0
Road sign information $75
Steering-linked headlights$150 
Seats and Interior Trim 
Aluminum trim $100
Door sill trim plates$100 
Folding second row seats $300
Illuminated door sill trim plates $200
Manual thigh support length adjuster, driver seat $50
Manual thigh support length adjuster, passenger seat $50
Memory system, passenger seat$150 
Metal pedals $75
Power headrest height adjuster, driver seat$50 
Power headrest height adjuster, passenger seat$50 
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 thigh support length adjuster, driver seat$100 
Power thigh support length adjuster, passenger seat$100 
Power upper seatback recliner, driver seat$100 
Power upper seatback recliner, passenger seat$100 
Synthetic suede door panel trim $250
Upholstered door armrests (optional) $0
Upholstered instrument panel$300 
Wood trim$300 
Suspension, Wheels, and Tires 
Air suspension, auto-leveling and height adjustable$1000 
Sport suspension (upgrade) $0
Transmission 
Launch control $100
Total Value of Features$9,365$8,800
Value of Feature Adjustments$565$0
Value of Feature Adjustments-5260

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Specifications Comparison: Audi A8 / S8 vs. Audi A4 / S4

Model Year20152019
ModelA8 / S8A4 / S4
Body4dr Sedan4dr Sedan
Wheelbase117.8 in111.0 in
Length202.2 in186.1 in
Width76.7 in72.5 in
Height57.5 in56.2 in
Curb Weight4,508 lb.3,858 lb.
Fuel Capacity21.7 gal.16.9 gal.
Row 1 Headroom37.2 in38.9 in
Row 1 Shoulder Room59.1 in55.9 in
Row 1 Legroom41.4 in41.3 in
Row 2 Headroom38.1 in37.4 in
Row 2 Shoulder Room57.8 in54.5 in
Row 2 Legroom38.7 in35.7 in
Cargo Volume14.2 ft313.0 ft3

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Option Package Details
Audi A8 / S8 A8 4.0T

Premium Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver seat100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
Massage, driver seat100Yes
Massage, passenger seat100Yes
Head-up display (HUD)350Yes
Blind spot warning system200Yes
Around view cameras300Yes
Wide-view front camera150Yes
Collision preparation system, rear100Yes
Wide-view rear camera0Yes
Total Requested160080%
Total Not Requested40020%
Driver Assistance Package
FeatureValueRequested?
Auto-dimming headlights200Yes
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-based200Yes
Total Requested1700100%
Total Not Requested00%
Warm Weather Package
FeatureValueRequested?
Rear air vents with automatic controls150Yes
Sunshades, second row, power225No
Rear dual-zone climate control125No
Total Requested15030%
Total Not Requested35070%
Sport Plus Package
FeatureValueRequested?
Active steering1000Yes
Active rear differential500Yes
265/40HR20 tires400No
Total Requested150079%
Total Not Requested40021%
Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Rear seat pass-through100No
Heated steering wheel100Yes
Ski sack50No
Total Requested30067%
Total Not Requested15033%

Option Package Details
Audi A4 / S4 S4

Driver Assistance Package
FeatureValueRequested?
Auto-dimming headlights200Yes
Lane departure warning200Yes
Road sign information75No
Turn assist25No
Lane keeping assist400Yes
Following distance indicator25No
Low-speed semi-autonomous driving100No
Evasive maneuver assist200No
Predictive efficiency assist0No
Adaptive cruise control, all-speed, topography and road sign aware950No
Total Requested80037%
Total Not Requested137563%
Prestige Package
FeatureValueRequested?
Head-up display (HUD)350Yes
Laminated front side windows200No
Around view cameras300Yes
Wide-view front camera150Yes
Wide-view rear camera0Yes
Interior ambient lighting, configurable150Yes
Upholstered door armrests (optional)0No
Large color reconfigurable instrument cluster display250No
Handwriting recognition200Yes
Remote app25No
Speed limit information0No
4G LTE connectivity0No
Navigation system600Yes
DVD-compatible player0Yes
Voice control for nav and audio75Yes
Media drive15Yes
Traffic + travel information25Yes
In-vehicle Internet150No
Wi-Fi hotspot50No
Total Requested186573%
Total Not Requested67527%
S Sport Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Active rear differential500Yes
Painted brake calipers (optional)0No
Total Requested1000100%
Total Not Requested00%
Warm Weather Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Sunshades, second row125Yes
Total Requested425100%
Total Not Requested00%
Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Heated steering wheel100Yes
Total Requested300100%
Total Not Requested00%

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