Mercedes-Benz R-Class Mercedes-Benz R-Class 2008 Cadillac STS Cadillac STS 2009
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Mercedes-Benz R-Class vs. Cadillac STS 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 R-Class vs. Cadillac STS Invoice Comparison

Lowest Total Price: $63,685

Mercedes-Benz R-Class R350 / R320   
Difference: $4,940

Lowest Total Invoice: $59,286

Mercedes-Benz R-Class R350 / R320   
Difference: $3,675

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  Down Payment Interest Rate Term
Model Year20082009
ModelR-ClassSTS
TrimR350 / R320V8
Body4dr SUV4dr Sedan
Base Price $42,100 $55,910
Base Invoice $39,153 $52,276
Premium III Package 11,250  
Heating Package 1,370  
Full Leather Seating Package 2,200  
Lighting Package 910  
CD changer, remote 450  
Adaptive cruise control 2,200  
Voice control for nav and audio 510  
Proximity key 1,110  
Metallic paint (extra cost) 710  
Preferred Equipment Group 1SG   11,940
Premium III Package 10,462  
Heating Package 1,274  
Full Leather Seating Package 2,046  
Lighting Package 846  
CD changer, remote 418  
Adaptive cruise control 2,046  
Voice control for nav and audio 474  
Proximity key 1,032  
Metallic paint (extra cost) 660  
Preferred Equipment Group 1SG   9,910
Options (change) 20,710 11,940
Options (change) 19,258 9,910
Destination 875 775
Total Price $63,685 $68,625
Total Invoice $59,286 $62,961

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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

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation Mercedes-Benz R-Class dealer quotes or Cadillac STS dealer quotes from dealers using our car quote form.

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

TrueDelta Value Comparison: Mercedes-Benz R-Class vs. Cadillac STS

Lowest Adjusted Price and Invoice: Mercedes-Benz R-Class R350 / R320
TrueDelta Adjusted Price Difference: $9,020
TrueDelta Adjusted Invoice Difference: $7,473
Model Year20082009
ModelR-ClassSTS
TrimR350 / R320V8
Body4dr SUV4dr Sedan
Engine268hp V6320hp V8
TransmissionT7T6
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG
Audio (watts, speakers)440, 12300, 15
Tire (rear if not all the same)255/55-18235/50-18
Total Price$63,685$68,625
Adjustments for Features-4,0800
Feature-Adjusted Total Price$59,605$68,625
Total Invoice$59,286$62,961
Adjustments for Features-3,7980
Feature-Adjusted Total Invoice$55,488$62,961

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Features Comparison: Mercedes-Benz R-Class vs. Cadillac STS

Model Year20082009
ModelR-ClassSTS
TrimR350 / R320V8
Body4dr SUV4dr Sedan
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 
6-speed manually-shiftable automatic $1100
RWD$0$0
Accessories 
Power flip-out rear side windows$125 
Power liftgate$350 
Remote start $150
Remote window/roof operation$15 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Blind spot warning system $200
Lane departure warning $200
Obstacle detection, front$150 
Rear side airbags$300 
Rearview camera$200 
Rollover sensor$50 
Side curtain airbags $350
Side curtain airbags, three rows$500 
Cargo Management 
Cargo cover$75 
Console with shifter $150
Console without shifter$150 
Rear seat pass-through $100
Climate Control 
Automatic air recirculation $100
Rear air vents with automatic controls$250 
Rear air vents with manual controls $150
Rear HVAC unit$400 
Rear wiper$175 
Residual heat$50 
Drivetrain 
Limited-slip rear differential $300
Exterior 
Body kit$0 
Bodyside moldings$75 
Deep-tinted rear windows$275 
Laminated front side windows $200
Panoramic sunroof$1200 
Rear bumper protector$40 
Sunroof $900
Infotainment 
Aux input$50 
CD changer, in-dash $325
CD changer, remote$200 
CD player$125 
DVD-compatible player $0
MP3-compatible player$50 
Telematics service, such as OnStar$200 
Telematics service, such as OnStar, with navigation $225
Instruments, Lights, and Mirrors 
Analog clock$25 
Auto-dimming headlights $200
Compass$0 
Cornering lights$50 
Fog light, rear$100 
Head-up display (HUD) $350
Interior ambient lighting$150 
Mirror tilt-down in reverse$25 
Power-folding mirrors$50 
Steering-linked headlights$150 
Seats and Interior Trim 
Cooled or ventilated front seats $300
Folding second row seats$300 
Folding third row seats$600 
Leather door panel trim$250 
Leather seating surfaces, third-row seats$200 
Manual fore-aft adjuster, second row seats$75 
Manual lumbar adjuster, driver seat$50 
Manual recliner, second row seats$75 
Manual recliner, third row seats$125 
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 
Wood trim $300
Wood trim, alternative type$300 
Suspension, Wheels, and Tires 
Air suspension, auto-leveling and height adjustable$1000 
Alloy wheels$350 
Performance steering system (optional) $0
Polished alloy wheels $350
Sport suspension (upgrade) $0
Total Value of Features$10,330$6,250
Value of Feature Adjustments$4,080$0
Value of Feature Adjustments-3,7980

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See a complete comparison of Mercedes-Benz R-Class vs. Cadillac STS features.

Specifications Comparison: Mercedes-Benz R-Class vs. Cadillac STS

Model Year20082009
ModelR-ClassSTS
Body4dr SUV4dr Sedan
Wheelbase126.6 in116.4 in
Length203.0 in196.7 in
Width75.7 in72.6 in
Height65.4 in57.6 in
Curb Weight4,830 lb.3,974 lb.
Fuel Capacity25.1 gal.17.0 gal.
Row 1 Headroom39.8 in38.7 in
Row 1 Shoulder Room60.3 in58.6 in
Row 1 Hip Room0.0 in54.6 in
Row 1 Legroom39.8 in42.6 in
Row 2 Headroom40.4 in37.9 in
Row 2 Shoulder Room59.6 in57.4 in
Row 2 Hip Room0.0 in55.6 in
Row 2 Legroom36.2 in38.3 in
Row 3 Headroom37.2 in0.0 in
Row 3 Shoulder Room52.8 in0.0 in
Row 3 Legroom32.4 in0.0 in
Cargo Volume,
Minimum		15.3 ft313.8 ft3
Cargo Volume,
Behind R2		42.2 ft313.8 ft3
Cargo Volume,
Maximum		85.0 ft313.8 ft3

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See a complete comparison of Mercedes-Benz R-Class vs. Cadillac STS specs.

Option Package Details
Mercedes-Benz R-Class R350 / R320

Premium III Package
FeatureValueRequested?
Adaptive shocks - electrical500Yes
Air suspension, auto-leveling and height adjustable650No
Rear HVAC unit400No
Rear air vents with automatic controls150No
Cargo net40Yes
Variable assist steering (optional)0No
Heat-reflective glass0No
Auto-dimming rearview mirror150Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Power height adjuster, passenger seat100Yes
Power tilt adjuster, passenger seat100Yes
Rearview camera200No
Auto-dimming driver-side mirror75Yes
Power-folding mirrors50No
Navigation system600Yes
Mirror tilt-down in reverse25No
Tilt/telescoping steering wheel, power100Yes
Power headrest height adjuster, driver seat50No
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power headrest height adjuster, passenger seat50No
Rear seat audio controls25Yes
Power flip-out rear side windows125No
Satellite radio200Yes
Telematics service, such as OnStar200Yes
Bluetooth cell phone link100Yes
Obstacle detection, front150No
Obstacle detection, rear250Yes
Power liftgate300No
Surround sound250Yes
Panoramic sunroof1200No
Harman/Kardon, 440W, 12 speakers (with subwoofer)350No
Total Requested309045%
Total Not Requested385055%
Heating Package
FeatureValueRequested?
Heated front seats200Yes
Heated second row seats200Yes
Heated steering wheel100Yes
Total Requested500100%
Total Not Requested00%
Full Leather Seating Package
FeatureValueRequested?
Leather seating surfaces900Yes
Wood/leather-wrapped steering wheel150Yes
Interior ambient lighting150No
Wood trim, alternative type300No
Upholstered door panels, leather250No
Leather seating surfaces, third-row seats200No
Total Requested105054%
Total Not Requested90046%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50No
Total Requested55073%
Total Not Requested20027%

Option Package Details
Cadillac STS V8

Preferred Equipment Group 1SG
FeatureValueRequested?
Adaptive shocks - electrical500Yes
Cooled or ventilated front seats300No
Sunroof900Yes
Adaptive cruise control450Yes
235/50WR18 tires200No
255/45WR18 tires200No
Termporary spare tire150Yes
Xenon HID headlights500Yes
Headlight washers50Yes
Auto-dimming headlights200No
Head-up display (HUD)350No
Lane departure warning system200No
Blind spot warning system200No
Sport suspension (upgrade)250No
Performance braking system (optional)250No
Limited-slip rear differential300No
Rear spoiler200Yes
Additional engine cooling0No
Power steering cooler0No
Performance steering system (optional)250No
Navigation system600Yes
Surround sound250Yes
DVD-compatible player0No
Rear seat audio controls25Yes
Voice control for nav and audio100Yes
Bose, 300W, 15 speakers (with subwoofer)350No
Total Requested372555%
Total Not Requested305045%

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