Mercedes-Benz SL Mercedes-Benz SL 2008 Porsche Boxster Porsche Boxster 2006

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Mercedes-Benz SL 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 SL vs. Porsche Boxster Invoice Comparison

Lowest Total Price: $0

Porsche Boxster S   
Difference: $97,475

Calculate Payments

  Down Payment Interest Rate Term
Model Year200820082008200820062006
ModelSLSLSLSLBoxsterBoxster
TrimSL550SL600SL55 AMGSL65 AMGBaseS
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Convertible2dr Convertible
Base Price $95,300 $133,200 $129,300 $187,200 $0 $0
Wood trim     0 0    
Adaptive dampers - electrical         0 0
Front sport buckets         0 0
Power seatback bolsters, driver seat         0 0
Navigation system         0 0
Wood trim     0 0    
Adaptive dampers - electrical         0 0
Front sport buckets         0 0
Power seatback bolsters, driver seat         0 0
Navigation system         0 0
Options (change) 0 0 0 0 0 0
Options (change) 0 0 0 0 0 0
Destination 875 875 875 875 0 0
Gas Tax 1,300 2,600 2,600 2,600 0 0
Total Price $97,475 $136,675 $132,775 $190,675 $0 $0

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

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

Lowest Adjusted Price and Invoice: Porsche Boxster S
TrueDelta Adjusted Price Difference: $73,970
TrueDelta Adjusted Invoice Difference: $68,768
Model Year200820082008200820062006
ModelSLSLSLSLBoxsterBoxster
TrimSL550SL600SL55 AMGSL65 AMGBaseS
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Convertible2dr Convertible
Engine382hp V8510hp V12510hp V8604hp V12240hp H6280hp H6
TransmissionT7T5T5T5M5M6
DrivetrainRWDRWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)250, 8250, 8250, 8250, 850, 4230, 7
Tire (rear if not all the same)255/40-18255/40-18255/35-19255/35-19205/55-17235/40-18
Total Price$97,475$136,675$132,775$190,675$0$0
Adjustments for Features-23,655-24,705-23,855-24,8050-150
Feature-Adjusted Total Price$73,820$111,970$108,920$165,870$0$-150
Cost Above Minimum$0$38,150$35,100$92,050$150$0

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Features Comparison: Mercedes-Benz SL vs. Porsche Boxster

Model Year200820082008200820062006
ModelSLSLSLSLBoxsterBoxster
TrimSL550SL600SL55 AMGSL65 AMGBaseS
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Convertible2dr Convertible
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200     
5-speed manually-shiftable automatic $1000$1000$1000  
5-speed manual    $0 
6-speed manual     $150
RWD$0$0$0$0$0$0
Accessories 
Cruise control$150$150$150$150  
Power front side windows$250$250$250$250  
Power locks$275$275$275$275  
Power trunk closer $350 $350  
Proximity key $250 $250  
Remote keyless entry$225$225$225$225  
Remote window/roof operation$15$15$15$15  
Tilt/telescoping steering wheel, power$350$350$350$350  
Universal garage door opener$100$100$100$100  
Wind blocker, small$100$100$100$100  
Brakes, Airbags, and Other Safety 
4-wheel disc brakes$150$150$150$150  
Active or whiplash-reducing head restraints, front seats$0$0$0$0  
Antilock brakes (ABS)$400$400$400$400  
Auto-raising roll bars / headrests$500$500$500$500  
Brake assist$50$50$50$50  
Front side airbags$350$350$350$350  
Knee airbag, driver$75$75$75$75  
Stability control$400$400$400$400  
Tire-pressure monitor$75$75$75$75  
Traction control$100$100$100$100  
Cargo Management 
Air-conditioned storage compartment$50$50$50$50  
Console with shifter$150$150$150$150  
Storage compartment under front seat(s)$50$50$50$50  
Climate Control 
Air conditioning$900$900$900$900  
Automatic climate control, front$200$200$200$200  
Dual-zone climate control$125$125$125$125  
Heated windshield washer nozzles$15$15$15$15  
Interior air filter$0$0$0$0  
Rain-sensing wipers$175$175$175$175  
Rear defrost$200$200$200$200  
Residual heat$50$50$50$50  
Wiper de-icer$25$25$25$25  
Engine / Motor 
Mid-engine configuration    $0$0
Exterior 
Body kit  $0$0  
Bright-finished exhaust tip(s)$25$25$25$25  
Power retractable hardtop$6750$6750$6750$6750  
Infotainment 
Audio controls on steering wheel$125$125$125$125  
Bluetooth cell phone link$100$100$100$100  
CD changer, remote$200$200$200$200  
CD player$125$125$125$125  
MP3-compatible player$50$50$50$50  
Satellite radio$200$200$200$200  
Surround sound$250$250$250$250  
Telematics service, such as OnStar$200$200$200$200  
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75$75$75$75  
Auto-dimming rearview mirror$150$150$150$150  
Automatic headlights$125$125$125$125  
Cornering lights $50 $50  
Fog light, rear$100$100$100$100  
Fog lights$125$125$125$125  
Headlight washers$50$50$50$50  
Heated mirrors$25$25$25$25  
Illuminated visor mirror, driver$50$50$50$50  
Illuminated visor mirror, passenger$50$50$50$50  
Mirror tilt-down in reverse$25$25$25$25  
Outside temperature display$50$50$50$50  
Power mirrors$150$150$150$150  
Tachometer$75$75$75$75  
Trip computer$150$150$150$150  
Turn signals on or near mirrors$25$25$25$25  
Xenon HID headlights$500$500$500$500  
Seats and Interior Trim 
Center armrest(s), front row$75$75$75$75  
Cooled or ventilated front seats $300 $300  
Floor mats$75$75$75$75  
Heated front seats$200$200$200$200  
Leather-wrapped steering wheel$150     
Memory system, driver seat$200$200$200$200  
Memory system, passenger seat$150$150$150$150  
Power 4-way lumbar adjuster, driver seat $150$150$150  
Power 4-way lumbar adjuster, passenger seat $150$150$150  
Power fore-aft adjuster, driver seat$100$100$100$100  
Power fore-aft adjuster, passenger seat$100$100$100$100  
Power headrest height adjuster, driver seat$50$50$50$50  
Power headrest height adjuster, passenger seat$50$50$50$50  
Power height adjuster, driver seat$100$100$100$100  
Power height adjuster, passenger seat$100$100$100$100  
Power lumbar adjuster, driver seat$100     
Power lumbar adjuster, passenger seat$100     
Power recliner, driver seat$100$100$100$100  
Power recliner, passenger seat$100$100$100$100  
Power seatback bolsters, driver seat $100$100$100$100$100
Power seatback bolsters, passenger seat $100$100$100  
Power thigh support length adjuster, driver seat$100$100$100$100  
Power thigh support length adjuster, passenger seat$100$100$100$100  
Power tilt adjuster, driver seat$100$100$100$100  
Power tilt adjuster, passenger seat$100$100$100$100  
Synthetic suede steering wheel  $150$150  
Upholstered instrument panel, leather$1000$1000$1000$1000  
Wood trim$300$300$300$300  
Wood/leather-wrapped steering wheel $150    
Suspension, Wheels, and Tires 
Adaptive dampers - electrical    $500$500
Adaptive hydraulic struts, auto-leveling and ht. adjustable$4000$4000$4000$4000  
Alloy wheels$350$350$350$350  
Sport suspension (upgrade)  $0$0  
Transmission 
Steering-wheel-mounted transmission controls  $100$100  
Total Value of Features$24,255$25,305$24,455$25,405$600$750
Value of Feature Adjustments$23,655$24,705$23,855$24,805$0$150
Value of Feature Adjustments-22,036-23,020-22,229-23,10000

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Specifications Comparison: Mercedes-Benz SL vs. Porsche Boxster

Model Year20082006
ModelSLBoxster
Body2dr Hardtop conv.2dr Convertible
Wheelbase100.8 in95.1 in
Length178.5 in170.4 in
Width71.5 in70.9 in
Height51.0 in51.0 in
Curb Weight4,221 lb.2,856 lb.
Fuel Capacity21.1 gal.17.0 gal.
Row 1 Headroom37.7 in38.4 in
Row 1 Shoulder Room54.0 in51.7 in
Row 1 Hip Room53.9 in53.4 in
Row 1 Legroom42.9 in41.6 in
Cargo Volume,
Minimum
7.3 ft39.9 ft3
Cargo Volume,
Maximum
10.2 ft39.9 ft3

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