Infiniti G Infiniti G 2008 Audi A8 / S8 Audi A8 / S8 2008

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Infiniti G 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.

Infiniti G vs. Audi A8 / S8 Invoice Comparison

Lowest Total Price: $38,615

Infiniti G G35   
Difference: $58,285

Lowest Total Invoice: $35,287

Infiniti G G35   
Difference: $55,024

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082008
ModelGA8 / S8
TrimG35S8
Body4dr Sedan4dr Sedan
Base Price $32,250 $93,300
Base Invoice $29,663 $86,771
Journey Package 450  
Rear air vents 0  
Premium Package 2,500  
Navigation Package 2,150  
Wood trim 450  
Ski sack   175
Satellite radio   550
Journey Package 413  
Rear air vents 0  
Premium Package 2,155  
Navigation Package 1,853  
Wood trim 388  
Ski sack   164
Satellite radio   501
Options (change) 5,550 725
Options (change) 4,809 665
Destination 815 775
Gas Tax 0 2,100
Total Price $38,615 $96,900
Total Invoice $35,287 $90,311

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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: Infiniti G vs. Audi A8 / S8

Lowest Adjusted Price and Invoice: Infiniti G G35
TrueDelta Adjusted Price Difference: $52,360
TrueDelta Adjusted Invoice Difference: $49,502
Model Year20082008
ModelGA8 / S8
TrimG35S8
Body4dr Sedan4dr Sedan
Engine306hp V6450hp V10
TransmissionT5T6
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)18/24 MPG13/19 MPG
Audio (watts, speakers)374, 10200, 12
Tire (rear if not all the same)225/55-17265/35-20
Total Price$38,615$96,900
Adjustments for Features0-5,925
Feature-Adjusted Total Price$38,615$90,975
Total Invoice$35,287$90,311
Adjustments for Features0-5,522
Feature-Adjusted Total Invoice$35,287$84,789

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Features Comparison: Infiniti G vs. Audi A8 / S8

Model Year20082008
ModelGA8 / S8
TrimG35S8
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000 
6-speed manually-shiftable automatic $1100
RWD$0 
AWD $1700
Accessories 
Power trunk / liftgate pull-down $50
Proximity key$250 
Brakes, Airbags, and Other Safety 
Full-size spare tire $225
Knee airbag, driver $75
Knee airbag, passenger $75
Rear side airbags $300
Rearview camera$200 
Temporary spare tire$150 
Cargo Management 
Overhead sunglass holder$25 
Ski sack $50
Climate Control 
Automatic air recirculation $100
Heated windshield washer nozzles $15
Rain-sensing wipers $175
Residual heat $50
Variable intermittent wipers$75 
Exterior 
Bodyside moldings $75
Infotainment 
Aux input$50 
CD player$125 
Media drive$15 
MP3-compatible player$50 
SD Card slot$25 
Traffic information$25 
Instruments, Lights, and Mirrors 
Analog clock$25 
Auto-dimming driver-side mirror $75
Auto-dimming passenger-side mirror $75
Cornering lights $50
Fog light, rear $100
Headlight washers $50
Interior ambient lighting $150
Mirror tilt-down in reverse $25
Power-folding mirrors $50
Steering-linked headlights $150
Turn signals on or near mirrors $25
Seats and Interior Trim 
Heated second row seats $200
Memory system, passenger seat $150
Power 4-way lumbar adjuster, driver seat $150
Power 4-way lumbar adjuster, passenger seat $150
Power headrest height adjuster, driver seat $50
Power headrest height adjuster, passenger seat $50
Power lumbar adjuster, driver 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 headliner $650
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500
Air suspension, auto-leveling and height adjustable $1000
Sport suspension (upgrade) $0
Total Value of Features$2,115$8,040
Value of Feature Adjustments$0$5,925
Value of Feature Adjustments0-5,522

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Specifications Comparison: Infiniti G vs. Audi A8 / S8

Model Year20082008
ModelGA8 / S8
Body4dr Sedan4dr Sedan
Wheelbase112.2 in115.9 in
Length187.0 in199.3 in
Width69.8 in74.6 in
Height57.2 in56.9 in
Curb Weight3,497 lb.4,586 lb.
Fuel Capacity20.0 gal.23.8 gal.
Row 1 Headroom40.5 in37.3 in
Row 1 Shoulder Room55.6 in59.1 in
Row 1 Hip Room55.1 in0.0 in
Row 1 Legroom43.9 in41.4 in
Row 2 Headroom37.7 in38.0 in
Row 2 Shoulder Room55.2 in57.5 in
Row 2 Hip Room53.7 in0.0 in
Row 2 Legroom34.7 in37.6 in
Cargo Volume13.5 ft314.6 ft3

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Option Package Details
Infiniti G G35

Journey Package
FeatureValueRequested?
CD changer, in-dash0Yes
Automatic headlights125Yes
Power height adjuster, passenger seat100Yes
Power tilt adjuster, passenger seat100Yes
Dual-zone climate control125Yes
Total Requested450100%
Total Not Requested00%
Premium Package
FeatureValueRequested?
Bose, 374W, 10 speakers (with subwoofer)350No
Surround sound250Yes
iPod integration100Yes
Tilt/telescoping steering wheel, power100Yes
Heated mirrors25Yes
Heated front seats200Yes
Sunroof900Yes
Power lumbar adjuster, driver seat50Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Memory system, driver seat200Yes
Bluetooth cell phone link100Yes
Compass0No
Total Requested217586%
Total Not Requested35014%
Navigation Package
FeatureValueRequested?
CD changer, remote200Yes
Navigation system600Yes
Rearview camera200No
Voice control for nav and audio100Yes
Traffic information25No
Media drive, large15No
SD Card slot25No
Total Requested90077%
Total Not Requested26523%

Option Package Details
Audi A8 / S8 S8

Ski sack
FeatureValueRequested?
Ski sack50No
Rear seat pass-through100Yes
Total Requested10067%
Total Not Requested5033%

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