Mercedes-Benz R-Class Mercedes-Benz R-Class 2006 Buick Regal Buick Regal 2018
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Mercedes-Benz R-Class vs. Buick Regal 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. Buick Regal Invoice Comparison

Lowest Total Price: $39,265

Buick Regal TourX Essence   
Difference: $26,040

Lowest Total Invoice: $37,565

Buick Regal TourX Essence   
Difference: $23,254

Calculate Payments

  Down Payment Interest Rate Term
Model Year20062018
ModelR-ClassRegal
TrimR500TourX Essence
Body4dr SUV4dr Wagon
Base Price $55,500 $35,020
Base Invoice $51,645 $33,619
Lighting Package 890  
Comfort Package 625  
Trim Package 1,200  
Metallic paint (extra cost) 690 395
Rear side airbags 385  
Proximity key 1,080  
Panoramic sunroof 2,390 1,200
Obstacle detection, rear 750  
Power liftgate 520  
Satellite radio 500  
Driver Confidence Package #1   1,725
Lighting Package 828  
Comfort Package 581  
Trim Package 1,116  
Metallic paint (extra cost) 642 359
Rear side airbags 358  
Proximity key 1,004  
Panoramic sunroof 2,223 1,092
Obstacle detection, rear 698  
Power liftgate 484  
Satellite radio 465  
Driver Confidence Package #1   1,570
Options (change) 9,030 3,320
Options (change) 8,399 3,021
Destination 775 925
Total Price $65,305 $39,265
Total Invoice $60,819 $37,565

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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 R-Class dealer quotes or Buick Regal 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. Buick Regal

Lowest Adjusted Price and Invoice: Buick Regal TourX Essence
TrueDelta Adjusted Price Difference: $25,930
TrueDelta Adjusted Invoice Difference: $23,152
Model Year20062018
ModelR-ClassRegal
TrimR500TourX Essence
Body4dr SUV4dr Wagon
Engine302hp V8250hp I4
TransmissionT7T8
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)13/18 MPG21/29 MPG
Audio (watts, speakers)80, 8?, 7
Tire (rear if not all the same)255/55-18235/50-18
Total Price$65,305$39,265
Adjustments for Features-1100
Feature-Adjusted Total Price$65,195$39,265
Total Invoice$60,819$37,565
Adjustments for Features-1020
Feature-Adjusted Total Invoice$60,717$37,565

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Features Comparison: Mercedes-Benz R-Class vs. Buick Regal

Model Year20062018
ModelR-ClassRegal
TrimR500TourX Essence
Body4dr SUV4dr Wagon
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 
8-speed manually-shiftable automatic $1300
AWD$1700$1700
Accessories 
Active noise reduction $0
Heated steering wheel $100
Power flip-out rear side windows$125 
Remote app $25
Remote start $150
Remote window/roof operation$15 
Tilt/telescoping steering wheel, manual $250
Tilt/telescoping steering wheel, power$350 
Brakes, Airbags, and Other Safety 
Blind spot warning system $200
Cross-traffic warning, rear $100
Knee airbag, driver $75
Knee airbag, passenger $75
Obstacle detection, front$150 
Rearview camera $200
Safety key $5
Side curtain airbags $350
Side curtain airbags, three rows$500 
Vehicle health reports $0
Cargo Management 
Cargo area rails w/tie downs $50
Cargo organizer $100
Console with shifter $150
Console without shifter$150 
Roof rails $250
Climate Control 
Rain-sensing wipers$175 
Residual heat$50 
Variable intermittent wipers $75
Drivetrain 
Active rear differential $500
Exterior 
Bodyside moldings$75 
Deep-tinted rear windows$275 
Laminated front side windows $200
Wheel-lip moldings $75
Infotainment 
4G LTE connectivity $0
Android Auto support $100
App support $0
Apple CarPlay support $100
Bluetooth audio streaming $25
Bluetooth cell phone link $100
CD changer, remote$200 
CD player$125 
MP3-compatible player$50 
SMS text-to-speech reader $25
Telematics service, such as OnStar$200 
Telematics service, such as OnStar, with navigation $225
Voice control for audio system $25
Voice control for external devices $0
Wi-Fi hotspot $50
Wireless charging station $75
Instruments, Lights, and Mirrors 
Analog clock$25 
Fog light, rear$100 
Headlight washers$50 
LED headlights $1000
Mirror tilt-down in reverse$25 
Power-folding mirrors$50 
Steering-linked headlights$150 
Xenon HID headlights$500 
Seats and Interior Trim 
Folding third row seats$600 
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 
Suspension, Wheels, and Tires 
Rear air springs, auto-leveling$350 
Total Value of Features$8,065$7,955
Value of Feature Adjustments$110$0
Value of Feature Adjustments-1020

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See a complete comparison of Mercedes-Benz R-Class vs. Buick Regal features.

Specifications Comparison: Mercedes-Benz R-Class vs. Buick Regal

Model Year20062018
ModelR-ClassRegal
Body4dr SUV4dr Wagon
Wheelbase126.6 in111.4 in
Length203.0 in196.3 in
Width75.7 in73.3 in
Height65.4 in58.4 in
Curb Weight4,929 lb.4,239 lb.
Fuel Capacity25.1 gal.16.3 gal.
Row 1 Headroom39.8 in38.8 in
Row 1 Shoulder Room60.3 in56.9 in
Row 1 Hip Room0.0 in55.2 in
Row 1 Legroom39.8 in42.1 in
Row 2 Headroom40.4 in39.6 in
Row 2 Shoulder Room59.6 in55.4 in
Row 2 Hip Room0.0 in54.1 in
Row 2 Legroom36.2 in36.9 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 ft332.7 ft3
Cargo Volume,
Behind R2		42.2 ft332.7 ft3
Cargo Volume,
Maximum		85.0 ft373.5 ft3

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See a complete comparison of Mercedes-Benz R-Class vs. Buick Regal specs.

Option Package Details
Mercedes-Benz R-Class R500

Lighting Package
FeatureValueRequested?
Fog lights125Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50Yes
Total Requested67577%
Total Not Requested20023%
Comfort Package
FeatureValueRequested?
Power headrest height adjuster, driver seat50No
Power headrest height adjuster, passenger seat50No
Auto-dimming rearview mirror150Yes
Cargo cover75Yes
Auto-dimming driver-side mirror75Yes
Cargo net40Yes
Power-folding mirrors50No
Mirror tilt-down in reverse25No
Total Requested34066%
Total Not Requested17534%
Trim Package
FeatureValueRequested?
Leather seating surfaces450Yes
Additional chrome trim0No
Interior ambient lighting150No
Total Requested45075%
Total Not Requested15025%

Option Package Details
Buick Regal TourX Essence

Driver Confidence Package #1
FeatureValueRequested?
Cargo cover75Yes
Storage beneath cargo floor100No
Cargo organizer100No
Cargo area rails w/tie downs50No
Power 4-way lumbar adjuster, driver seat50No
Power 4-way lumbar adjuster, passenger seat50No
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75Yes
Wireless charging station75No
Cross-traffic warning, rear100No
Obstacle detection, rear250Yes
Cornering lights50Yes
Blind spot warning system200No
LED headlights1000No
Total Requested65027%
Total Not Requested172573%

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