Porsche Boxster Porsche Boxster 2006 BMW 6-Series BMW 6-Series 2009

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Porsche Boxster vs. BMW 6-Series 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.

Porsche Boxster vs. BMW 6-Series Invoice Comparison

Lowest Total Price: $0

Porsche Boxster S   
Difference: $111,725

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  Down Payment Interest Rate Term
Model Year20062009
ModelBoxster6-Series
TrimSM6
Body2dr Convertible2dr Convertible
Base Price $0 $107,900
Adaptive dampers - electrical 0  
Power seatback bolsters, driver seat 0  
Front sport buckets 0  
Navigation system 0  
5-speed shiftable automatic 0  
Wood trim   0
Adaptive dampers - electrical 0  
Power seatback bolsters, driver seat 0  
Front sport buckets 0  
Navigation system 0  
5-speed shiftable automatic 0  
Wood trim   0
Options (change) 0 0
Options (change) 0 0
Destination 0 825
Gas Tax 0 3,000
Total Price $0 $111,725

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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 Porsche Boxster dealer quotes or BMW 6-Series dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Porsche Boxster vs. BMW 6-Series

Lowest Adjusted Price and Invoice: Porsche Boxster S
TrueDelta Adjusted Price Difference: $94,155
TrueDelta Adjusted Invoice Difference: $87,034
Model Year20062009
ModelBoxster6-Series
TrimSM6
Body2dr Convertible2dr Convertible
Engine280hp H6500hp V10
TransmissionT5S7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)18/27 MPG11/17 MPG
Audio (watts, speakers)230, 7315, 13
Tire (rear if not all the same)235/40-18255/40-19
Total Price$0$111,725
Adjustments for Features0-17,570
Feature-Adjusted Total Price$0$94,155

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Features Comparison: Porsche Boxster vs. BMW 6-Series

Model Year20062009
ModelBoxster6-Series
TrimSM6
Body2dr Convertible2dr Convertible
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000 
7-speed automated manual $1200
RWD$0$0
Accessories 
Cruise control $150
Power front side windows $250
Power locks $275
Power rear side windows $200
Power retractable rear window $350
Remote keyless entry $225
Remote window/roof operation $15
Tilt/telescoping steering wheel, power $350
Universal garage door opener $100
Brakes, Airbags, and Other Safety 
4-wheel disc brakes $150
Antilock brakes (ABS) $400
Auto-raising roll bars / headrests $500
Brake assist $50
Front side airbags $350
Knee airbag, driver $75
Knee airbag, passenger $75
Obstacle detection, front $150
Obstacle detection, rear $250
Stability control $400
Tire-pressure monitor $75
Traction control $100
Cargo Management 
Cargo mat $40
Console with shifter $150
Rear seat pass-through $100
Ski sack $50
Climate Control 
Air conditioning $900
Automatic climate control, front $200
Dual-zone climate control $125
Heated windshield washer nozzles $15
Interior air filter $0
Rain-sensing wipers $175
Rear defrost $200
Residual heat $50
Drivetrain 
Limited-slip rear differential $300
Engine / Motor 
Mid-engine configuration$0 
Exterior 
Bright-finished exhaust tip(s) $25
Power convertible top $4000
Infotainment 
Audio controls on steering wheel $125
Aux input $50
Bluetooth cell phone link $100
CD player $125
MP3-compatible player $50
Surround sound $250
Telematics service, such as OnStar $200
Traffic information $25
Voice control for nav and audio $100
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror $75
Auto-dimming passenger-side mirror $75
Auto-dimming rearview mirror $150
Automatic headlights $125
Fog lights $125
Headlight washers $50
Heated mirrors $25
Illuminated visor mirror, driver $50
Illuminated visor mirror, passenger $50
Mirror tilt-down in reverse $25
Outside temperature display $50
Power mirrors $150
Power-folding mirrors $50
Steering-linked headlights $150
Tachometer $75
Trip computer $150
Xenon HID headlights $500
Seats and Interior Trim 
Center armrest(s), front row $75
Floor mats $75
Heated front seats $200
Illuminated door sill trim plates $200
Leather-wrapped steering wheel $150
Manual thigh support length adjuster, driver seat $50
Manual thigh support length adjuster, passenger seat $50
Memory system, driver seat $200
Power 4-way lumbar adjuster, driver seat $150
Power 4-way lumbar adjuster, passenger seat $150
Power fore-aft adjuster, driver seat $100
Power fore-aft adjuster, passenger seat $100
Power height adjuster, driver seat $100
Power height adjuster, passenger seat $100
Power recliner, driver seat $100
Power recliner, passenger seat $100
Power seatback bolsters, passenger seat $100
Power tilt adjuster, driver seat $100
Power tilt adjuster, passenger seat $100
Wood trim $300
Suspension, Wheels, and Tires 
Active stabilizer bars $500
Alloy wheels $350
Electronic systems calibration selector $200
Ultra-sport suspension (upgrade) $0
Transmission 
Steering-wheel-mounted transmission controls $100
Total Value of Features$1,000$18,570
Value of Feature Adjustments$0$17,570
Value of Feature Adjustments0-16,241

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Specifications Comparison: Porsche Boxster vs. BMW 6-Series

Model Year20062009
ModelBoxster6-Series
Body2dr Convertible2dr Convertible
Wheelbase95.1 in109.4 in
Length170.4 in190.2 in
Width70.9 in73.0 in
Height51.0 in54.1 in
Curb Weight3,053 lb.4,372 lb.
Fuel Capacity17.0 gal.18.5 gal.
Row 1 Headroom38.4 in37.8 in
Row 1 Shoulder Room51.7 in56.4 in
Row 1 Hip Room53.4 in0.0 in
Row 1 Legroom41.6 in42.0 in
Row 2 Headroom0.0 in36.5 in
Row 2 Shoulder Room0.0 in49.4 in
Row 2 Legroom0.0 in28.8 in
Cargo Volume9.9 ft310.6 ft3

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