Mercedes-Benz GL Mercedes-Benz GL 2007 Audi A6 / S6 Audi A6 / S6 2018
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Mercedes-Benz GL vs. Audi A6 / S6 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 GL vs. Audi A6 / S6 Invoice Comparison

Lowest Total Price: $67,520

Mercedes-Benz GL GL450 / GL320   
Difference: $6,780

Lowest Total Invoice: $62,847

Mercedes-Benz GL GL450 / GL320   
Difference: $6,324

Calculate Payments

  Down Payment Interest Rate Term
Model Year20072018
ModelGLA6 / S6
TrimGL450 / GL320S6 4.0 TFSI
Body4dr SUV4dr Sedan
Base Price $54,900 $71,900
Base Invoice $51,057 $66,868
Premium Package 4,500  
Heating Package 995  
Sunroof Package 1,500  
Lighting Package 900  
Metallic paint (extra cost) 700 575
Leather seating surfaces 1,650  
Rearview camera 500  
Proximity key 1,100  
Cold Weather Package   500
Rear side airbags   350
Premium Package 4,185  
Heating Package 925  
Sunroof Package 1,395  
Lighting Package 837  
Metallic paint (extra cost) 651 536
Leather seating surfaces 1,534  
Rearview camera 465  
Proximity key 1,023  
Cold Weather Package   467
Rear side airbags   325
Options (change) 11,845 1,425
Options (change) 11,015 1,328
Destination 775 975
Total Price $67,520 $74,300
Total Invoice $62,847 $69,171

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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 Mercedes-Benz GL dealer quotes or Audi A6 / S6 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Mercedes-Benz GL vs. Audi A6 / S6

Lowest Adjusted Price and Invoice: Mercedes-Benz GL GL450 / GL320
TrueDelta Adjusted Price Difference: $7,530
TrueDelta Adjusted Invoice Difference: $7,022
Model Year20072018
ModelGLA6 / S6
TrimGL450 / GL320S6 4.0 TFSI
Body4dr SUV4dr Sedan
Engine335hp V8450hp V8
TransmissionT7S7
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG
Audio (watts, speakers)440, 12630, 14
Tire (rear if not all the same)265/60-18255/35-20
Total Price$67,520$74,300
Adjustments for Features-7500
Feature-Adjusted Total Price$66,770$74,300
Total Invoice$62,847$69,171
Adjustments for Features-6980
Feature-Adjusted Total Invoice$62,149$69,171

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Features Comparison: Mercedes-Benz GL vs. Audi A6 / S6

Model Year20072018
ModelGLA6 / S6
TrimGL450 / GL320S6 4.0 TFSI
Body4dr SUV4dr Sedan
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 
7-speed automated manual $1200
AWD$1700$1700
Accessories 
Power flip-out rear side windows$125 
Power liftgate$350 
Remote window/roof operation$15 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Blind spot warning system $200
Collision preparation system, rear $100
Hill descent control$250 
Knee airbag, driver $75
Knee airbag, passenger $75
Secondary collision brake assist $25
Side curtain airbags $350
Side curtain airbags, three rows$500 
Cargo Management 
Cargo area partition net$40 
Cargo cover$75 
Cargo net $40
Console with shifter $150
Console without shifter$150 
Rear seat pass-through $100
Roof rails$250 
Climate Control 
Rear air vents$100 
Rear air vents with automatic controls $250
Rear dual-zone climate control $125
Rear wiper$175 
Engine / Motor 
Automatic start / stop $150
Dual-mode exhaust, switchable $500
Regenerative braking $0
Exterior 
Bodyside moldings$75 
Deep-tinted rear windows$275 
Glass roof panel(s)$300 
Laminated front side windows $200
Infotainment 
4G LTE connectivity $0
Android Auto support $100
Apple CarPlay support $100
Bluetooth audio streaming $25
CD changer, remote$200 
DVD-compatible player $0
Handwriting recognition $200
HD radio $50
In-vehicle Internet $150
Media drive $15
Rear seat audio controls$25 
Telematics service, such as OnStar$200 
Traffic + travel information $25
Voice control for nav and audio $100
Wi-Fi hotspot $50
Instruments, Lights, and Mirrors 
Analog clock$25 
Auto-dimming passenger-side mirror $75
Cornering lights$50 
Fog lights$125 
Headlight washers$50 
LED headlights $1000
Steering-linked headlights$150 
Xenon HID headlights$500 
Seats and Interior Trim 
Illuminated door sill trim plates $200
Manual lumbar adjuster, driver seat$50 
Manual recliner, second row seats$75 
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-folding third row seats$1000 
Upholstered instrument panel$300 
Suspension, Wheels, and Tires 
Electronic systems calibration selector $200
Sport suspension (upgrade) $0
Total Value of Features$8,580$7,830
Value of Feature Adjustments$750$0
Value of Feature Adjustments-6980

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See a complete comparison of Mercedes-Benz GL vs. Audi A6 / S6 features.

Specifications Comparison: Mercedes-Benz GL vs. Audi A6 / S6

Model Year20072018
ModelGLA6 / S6
Body4dr SUV4dr Sedan
Wheelbase121.1 in114.6 in
Length200.3 in194.2 in
Width75.6 in73.8 in
Height72.4 in57.8 in
Curb Weight5,250 lb.3,804 lb.
Fuel Capacity26.0 gal.19.8 gal.
Row 1 Headroom40.1 in37.2 in
Row 1 Shoulder Room58.3 in57.5 in
Row 1 Legroom40.3 in41.3 in
Row 2 Headroom40.6 in37.8 in
Row 2 Shoulder Room58.9 in56.3 in
Row 2 Legroom39.5 in37.4 in
Row 3 Headroom38.5 in0.0 in
Row 3 Shoulder Room50.5 in0.0 in
Row 3 Legroom34.0 in0.0 in
Cargo Volume,
Minimum		14.3 ft314.1 ft3
Cargo Volume,
Behind R2		43.8 ft314.1 ft3
Cargo Volume,
Maximum		83.3 ft314.1 ft3

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See a complete comparison of Mercedes-Benz GL vs. Audi A6 / S6 specs.

Option Package Details
Mercedes-Benz GL GL450 / GL320

Premium Package
FeatureValueRequested?
Navigation system600Yes
Tilt/telescoping steering wheel, power100Yes
Power headrest height adjuster, driver seat50No
Power headrest height adjuster, passenger seat50No
Auto-dimming rearview mirror150Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Power liftgate350No
Auto-dimming driver-side mirror75Yes
Power-folding mirrors50Yes
Mirror tilt-down in reverse25Yes
Cargo area partition net40No
Satellite radio200Yes
Bluetooth cell phone link100Yes
Surround sound250Yes
Rear seat audio controls25No
Harman/Kardon, 440W, 12 speakers (with subwoofer)350No
Total Requested215068%
Total Not Requested101532%
Heating Package
FeatureValueRequested?
Heated second row seats200Yes
Heated steering wheel100Yes
Heated windshield washer nozzles15Yes
Total Requested315100%
Total Not Requested00%
Sunroof Package
FeatureValueRequested?
Sunroof900Yes
Power flip-out rear side windows125No
Total Requested90088%
Total Not Requested12512%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50067%
Total Not Requested25033%

Option Package Details
Audi A6 / S6 S6 4.0 TFSI

Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Heated steering wheel100Yes
Total Requested300100%
Total Not Requested00%

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