Audi A4 / S4 Audi A4 / S4 2021 Audi A8 / S8 Audi A8 / S8 2008

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Audi A4 / S4 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.

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

Lowest Total Price: $61,570

Audi A4 / S4 S4   
Difference: $42,855

Calculate Payments

  Down Payment Interest Rate Term
Model Year20212008
ModelA4 / S4A8 / S8
TrimS4S8
Body4dr Sedan4dr Sedan
Base Price $49,900 $93,300
Cold Weather Package 500  
S Sport Package 2,500  
Driver Assistance Package 1,800 1,400
Prestige Package 4,400  
Metallic paint (extra cost) 575  
Rear side airbags 350  
Carbon fiber trim 500 500
Heated steering wheel   300
Premium Package   2,800
Rear air vents with automatic controls   600
Adaptive cruise control   2,100
Satellite radio   550
Cold Weather Package 466  
S Sport Package 2,326  
Driver Assistance Package 1,674 1,303
Prestige Package 4,092  
Metallic paint (extra cost) 536  
Rear side airbags 326  
Carbon fiber trim 466 466
Heated steering wheel   281
Premium Package   2,605
Rear air vents with automatic controls   557
Adaptive cruise control   1,953
Satellite radio   501
Options (change) 10,625 8,250
Options (change) 9,886 7,666
Destination 1,045 775
Gas Tax 0 2,100
Total Price $61,570 $104,425

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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 A4 / S4 vs. Audi A8 / S8

Lowest Adjusted Price and Invoice: Audi A4 / S4 S4
TrueDelta Adjusted Price Difference: $46,855
TrueDelta Adjusted Invoice Difference: $87,091
Model Year20212008
ModelA4 / S4A8 / S8
TrimS4S8
Body4dr Sedan4dr Sedan
Engine349hp V6450hp V10
TransmissionT8T6
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)20/28 MPG13/19 MPG
Audio (watts, speakers)755, 19200, 12
Tire (rear if not all the same)245/40-18265/35-20
Total Price$61,570$104,425
Adjustments for Features-4,0000
Feature-Adjusted Total Price$57,570$104,425

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

Model Year20212008
ModelA4 / S4A8 / S8
TrimS4S8
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300 
6-speed manually-shiftable automatic $1100
AWD$1700$1700
Accessories 
Adaptive cruise control $600
Adaptive cruise control, all-speed, topography and road sign aware$1100 
Low-speed semi-autonomous driving$100 
Power trunk closer $350
Remote app$25 
Remote window/roof operation $15
Sunshade, rear, power $225
Sunshades, second row $125
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
Around view cameras$500 
Automatic braking, high-speed or partial$200 
Automatic braking, low-speed$200 
Collision preparation system, rear$100 
Cross-traffic warning, rear$100 
Driver drowsiness monitor$150 
Evasive maneuver assist$200 
Following distance indicator$25 
Forward collision warning$200 
Full-size spare tire $225
Lane keeping assist$400 
Pedestrian detection$50 
Radar- or camera-based collision preparation system$0 
Rearview camera $200
Rollover sensor$50 
Secondary collision brake assist$25 
Temporary spare tire$150 
Torque vectoring, brake-based$100 
Turn assist$25 
Vehicle exit assist$25 
Wide-view front camera$150 
Wide-view rear camera$0 
Cargo Management 
Air-conditioned storage compartment$50 
Climate Control 
Rear dual-zone climate control $125
Residual heat $50
Drivetrain 
Active rear differential$500 
Engine / Motor 
Automatic start / stop$150 
Regenerative braking$0 
Exterior 
Body kit$0 
Bodyside moldings $75
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 
Aux input$50 
Bluetooth audio streaming$25 
CD changer, remote $200
CD player, remote$100 
DVD-compatible player$0 
Handwriting recognition$200 
HD radio$50 
In-vehicle Internet$150 
iPod integration $100
Media drive$15 
MP3-compatible player$50 
SD Card slot$25 
Telematics service, such as OnStar$200 
Traffic + travel information$25 
USB port$25 
Wi-Fi hotspot$50 
Instruments, Lights, and Mirrors 
Auto-dimming headlights$200 
Boost gauge$75 
Compass$0 
Cornering lights $50
Head-up display (HUD)$350 
Headlight washers $50
Interior ambient lighting $150
Interior ambient lighting, configurable$150 
Large color reconfigurable instrument cluster display$250 
LED headlights$1000 
Mirror tilt-down in reverse $25
Predictive efficiency assist$0 
Road sign information$75 
Steering-linked headlights $150
Xenon HID headlights $500
Seats and Interior Trim 
Door sill trim plates $100
Folding second row seats$300 
Illuminated door sill trim plates$200 
Leather door panel trim $250
Manual thigh support length adjuster, driver seat$50 
Manual thigh support length adjuster, passenger seat$50 
Massage, driver seat$100 
Massage, passenger seat$100 
Memory system, passenger seat $150
Metal pedals$75 
Power headrest height adjuster, driver seat $50
Power headrest height adjuster, passenger seat $50
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 
Synthetic suede headliner $650
Synthetic suede inserts in leather seating surfaces$0 
Upholstered door armrests (optional)$0 
Suspension, Wheels, and Tires 
Air suspension, auto-leveling and height adjustable $1000
Electronic systems calibration selector$200 
Transmission 
Launch control$100 
Steering-wheel-mounted transmission controls$100 
Total Value of Features$13,015$9,015
Value of Feature Adjustments$4,000$0
Value of Feature Adjustments-7100

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

Model Year20212008
ModelA4 / S4A8 / S8
Body4dr Sedan4dr Sedan
Wheelbase111.0 in115.9 in
Length187.5 in199.3 in
Width72.7 in74.6 in
Height56.2 in56.9 in
Curb Weight3,847 lb.4,586 lb.
Fuel Capacity15.3 gal.23.8 gal.
Row 1 Headroom37.3 in37.3 in
Row 1 Shoulder Room55.9 in59.1 in
Row 1 Legroom41.3 in41.4 in
Row 2 Headroom37.4 in38.0 in
Row 2 Shoulder Room54.5 in57.5 in
Row 2 Legroom35.7 in37.6 in
Cargo Volume12.0 ft314.6 ft3

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Option Package Details
Audi A4 / S4 S4

Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Heated steering wheel100Yes
Total Requested300100%
Total Not Requested00%
S Sport Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Active rear differential500No
Painted brake calipers (optional)0No
Total Requested50050%
Total Not Requested50050%
Driver Assistance Package
FeatureValueRequested?
Auto-dimming headlights200No
Lane departure warning200Yes
Road sign information75No
Turn assist25No
Lane keeping assist400No
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 Requested2009%
Total Not Requested197591%
Prestige Package
FeatureValueRequested?
Head-up display (HUD)350No
Laminated front side windows200No
Around view cameras300No
Wide-view front camera150No
Wide-view rear camera0No
Interior ambient lighting, configurable0No
Upholstered door armrests (optional)0No
Large color reconfigurable instrument cluster display250No
Handwriting recognition200No
Remote app25No
Speed limit information0No
4G LTE connectivity0No
Navigation system600Yes
DVD-compatible player0No
Voice control for nav and audio75Yes
Media drive15No
Traffic + travel information25No
In-vehicle Internet150No
Wi-Fi hotspot50No
Total Requested67528%
Total Not Requested171572%

Option Package Details
Audi A8 / S8 S8

Rear air vents with automatic controls
FeatureValueRequested?
Rear air vents with automatic controls150Yes
Rear dual-zone climate control125No
Total Requested15055%
Total Not Requested12545%
Driver Assistance Package
FeatureValueRequested?
Lane departure warning system200Yes
Blind spot warning system200Yes
Total Requested400100%
Total Not Requested00%
Premium Package
FeatureValueRequested?
Sunshades, second row125No
Sunshade, rear, power225No
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Rearview camera200Yes
Power decklid300No
Proximity key250Yes
Total Requested85057%
Total Not Requested65043%

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