Mercedes-Benz CLS Mercedes-Benz CLS 2009 Porsche Boxster Porsche Boxster 2008
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Mercedes-Benz CLS vs. Porsche Boxster 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 CLS vs. Porsche Boxster Invoice Comparison

Lowest Total Price: $73,140

Porsche Boxster S   
Difference: $30,275

Lowest Total Invoice: $58,470

Porsche Boxster S   
Difference: $37,949

Calculate Payments

  Down Payment Interest Rate Term
Model Year20092008
ModelCLSBoxster
TrimCLS63 AMGS
Body4dr Sedan2dr Convertible
Base Price $96,300 $55,700
Base Invoice $89,559 $43,512
Obstacle detection, rear 1,140 530
Carbon fiber trim 2,500 890
Adaptive Sports Seats   3,055
Auto-dimming rearview mirror   690
Metallic paint (extra cost)   690
Floor mats   115
Heated front seats   480
Automatic climate control, front   550
Audio controls on steering wheel   990
Navigation system   3,110
Synthetic suede steering wheel   1,105
Adaptive dampers - electrical   1,990
Upholstered instrument panel, leather   1,735
CD changer, remote   650
Obstacle detection, rear 1,060 451
Carbon fiber trim 2,325 757
Adaptive Sports Seats   2,597
Auto-dimming rearview mirror   587
Metallic paint (extra cost)   587
Floor mats   98
Heated front seats   408
Automatic climate control, front   468
Audio controls on steering wheel   842
Navigation system   2,644
Synthetic suede steering wheel   939
Adaptive dampers - electrical   1,692
Upholstered instrument panel, leather   1,475
CD changer, remote   553
Options (change) 3,640 16,580
Options (change) 3,385 14,098
Destination 875 860
Gas Tax 2,600 0
Total Price $103,415 $73,140
Total Invoice $96,419 $58,470

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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 CLS dealer quotes or Porsche Boxster dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Mercedes-Benz CLS vs. Porsche Boxster

Lowest Adjusted Price and Invoice: Porsche Boxster S
TrueDelta Adjusted Price Difference: $26,825
TrueDelta Adjusted Invoice Difference: $34,732
Model Year20092008
ModelCLSBoxster
TrimCLS63 AMGS
Body4dr Sedan2dr Convertible
Engine507hp V8295hp H6
TransmissionT7M6
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)12/18 MPG18/26 MPG
Audio (watts, speakers)480, 12230, 7
Tire (rear if not all the same)255/35-19235/40-18
Total Price$103,415$73,140
Adjustments for Features-3,4500
Feature-Adjusted Total Price$99,965$73,140
Total Invoice$96,419$58,470
Adjustments for Features-3,2170
Feature-Adjusted Total Invoice$93,202$58,470

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Features Comparison: Mercedes-Benz CLS vs. Porsche Boxster

Model Year20092008
ModelCLSBoxster
TrimCLS63 AMGS
Body4dr Sedan2dr Convertible
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 
6-speed manual $150
RWD$0$0
Accessories 
Power rear side windows$200 
Remote window/roof operation$15 
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 
Brake assist$50 
Brake- or yaw-sensor-initiated collision preparation system$0 
Knee airbag, driver$75 
Obstacle detection, front$150 
Rear side airbags$300 
Roll bar $200
Rollover sensor$50 
Side curtain airbags$350 
Temporary spare tire$150 
Cargo Management 
Air-conditioned storage compartment$50 
Cargo net $40
Second-row low console$100 
Climate Control 
Automatic air recirculation$100 
Dual-zone climate control$125 
Rear air vents with automatic controls$250 
Rear dual-zone climate control$125 
Residual heat$50 
Water-repellent front-door glass $15
Engine / Motor 
Mid-engine configuration $0
Exterior 
Body kit$0 
Bright-finished exhaust tip(s) $25
Power convertible top $4000
Retractable rear spoiler $400
Sunroof$900 
Infotainment 
Aux input$50 
Bluetooth cell phone link$100 
CD changer, in-dash$325 
CD changer, remote $200
CD player $125
DVD-compatible player$0 
Media drive$15 
MP3-compatible player$50 
Satellite radio$200 
SD Card slot$25 
Surround sound$250 
Telematics service, such as OnStar$200 
Voice control for nav and audio$100 
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror $75
Automatic headlights$125 
Chronometer$100 
Mirror tilt-down in reverse$25 
Turn signals on or near mirrors$25 
Seats and Interior Trim 
Center armrest(s), second row$50 
Massage, driver seat$100 
Massage, passenger seat$100 
Memory system, passenger seat$150 
No leather in second row $-300
Power 4-way lumbar adjuster, passenger seat$150 
Power headrest height adjuster, driver seat$50 
Power headrest height adjuster, passenger seat$50 
Power thigh bolsters, driver seat $100
Power thigh bolsters, passenger seat $100
Power thigh support length adjuster, driver seat$100 
Power thigh support length adjuster, passenger seat$100 
Power-folding headrests, second row seats$50 
Synthetic suede headliner$650 
Synthetic suede inserts in leather seating surfaces$0 
Suspension, Wheels, and Tires 
Air suspension, auto-leveling and height adjustable$1000 
Sport suspension (upgrade)$0 
Transmission 
Steering-wheel-mounted transmission controls$100 
Total Value of Features$8,830$5,380
Value of Feature Adjustments$3,450$0
Value of Feature Adjustments-3,2170

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See a complete comparison of Mercedes-Benz CLS vs. Porsche Boxster features.

Specifications Comparison: Mercedes-Benz CLS vs. Porsche Boxster

Model Year20092008
ModelCLSBoxster
Body4dr Sedan2dr Convertible
Wheelbase112.4 in95.1 in
Length193.0 in170.4 in
Width73.7 in70.9 in
Height54.7 in51.0 in
Curb Weight4,097 lb.2,965 lb.
Fuel Capacity21.1 gal.17.0 gal.
Row 1 Headroom36.9 in38.4 in
Row 1 Shoulder Room56.3 in51.7 in
Row 1 Hip Room58.0 in53.4 in
Row 1 Legroom42.1 in41.6 in
Row 2 Headroom36.1 in0.0 in
Row 2 Shoulder Room56.0 in0.0 in
Row 2 Hip Room57.6 in0.0 in
Row 2 Legroom35.0 in0.0 in
Cargo Volume15.9 ft39.9 ft3

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See a complete comparison of Mercedes-Benz CLS vs. Porsche Boxster specs.

Option Package Details
Porsche Boxster S

Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested32581%
Total Not Requested7519%
Upholstered instrument panel, leather
FeatureValueRequested?
Upholstered instrument panel, leather1000Yes
Leather upholstery, extended coverage0No
Total Requested1000100%
Total Not Requested00%
Adaptive Sports Seats
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver100Yes
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100Yes
Front sport buckets100Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power fore-aft adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Total Requested115085%
Total Not Requested20015%

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