Porsche Cayman Porsche Cayman 2007 BMW 3-Series BMW 3-Series 2006

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Porsche Cayman vs. BMW 3-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 Cayman vs. BMW 3-Series Invoice Comparison

Lowest Total Price: $56,165

BMW 3-Series M3   
Difference: $17,195

Lowest Total Invoice: $51,445

BMW 3-Series M3   
Difference: $12,361

Calculate Payments

  Down Payment Interest Rate Term
Model Year20072006
ModelCayman3-Series
TrimSM3
Body2dr Hatch2dr Coupe
Base Price $58,900 $48,900
Base Invoice $51,392 $44,680
Xenon HID headlights 1,090 700
Adaptive Sports Seats 3,055  
Auto-dimming rearview mirror 690  
5-speed shiftable automatic 3,210  
Navigation system 3,070 1,800
Heated front seats 480  
Obstacle detection, rear 530 350
Audio controls on steering wheel 990  
Automatic climate control, front 550  
Power front seats   995
Adjustable seats   500
Cold Weather Package   750
Rear spoiler   0
Metallic paint (extra cost)   475
Xenon HID headlights 927 635
Adaptive Sports Seats 2,597  
Auto-dimming rearview mirror 587  
5-speed shiftable automatic 2,729  
Navigation system 2,610 1,640
Heated front seats 408  
Obstacle detection, rear 451 320
Audio controls on steering wheel 842  
Automatic climate control, front 468  
Power front seats   905
Adjustable seats   455
Cold Weather Package   685
Rear spoiler   0
Metallic paint (extra cost)   430
Options (change) 13,665 5,570
Options (change) 11,619 5,070
Destination 795 695
Gas Tax 0 1,000
Total Price $73,360 $56,165
Total Invoice $63,806 $51,445

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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 Cayman dealer quotes or BMW 3-Series dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Porsche Cayman vs. BMW 3-Series

Lowest Adjusted Price and Invoice: BMW 3-Series M3
TrueDelta Adjusted Price Difference: $17,590
TrueDelta Adjusted Invoice Difference: $12,723
Model Year20072006
ModelCayman3-Series
TrimSM3
Body2dr Hatch2dr Coupe
Engine295hp H6333hp I6
TransmissionT5M6
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)20/27 MPG16/24 MPG
Audio (watts, speakers)230, 7?, 10
Tire (rear if not all the same)235/40-18225/45-18
Total Price$73,360$56,165
Adjustments for Features0-395
Feature-Adjusted Total Price$73,360$55,770
Total Invoice$63,806$51,445
Adjustments for Features0-362
Feature-Adjusted Total Invoice$63,806$51,083

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Features Comparison: Porsche Cayman vs. BMW 3-Series

Model Year20072006
ModelCayman3-Series
TrimSM3
Body2dr Hatch2dr Coupe
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000 
6-speed manual $150
RWD$0$0
Accessories 
Power flip-out rear side windows $125
Remote window/roof operation $15
Tilt/telescoping steering wheel, manual$250 
Tilt/telescoping steering wheel, power $350
Universal garage door opener$100 
Brakes, Airbags, and Other Safety 
Brake assist $50
Side curtain airbags $350
Cargo Management 
Cargo mat $40
Cargo net$40 
Rear seat pass-through $100
Ski sack $50
Climate Control 
Water-repellent front-door glass$15 
Drivetrain 
Limited-slip rear differential $300
Engine / Motor 
Mid-engine configuration$0 
Exterior 
Body kit $0
Bodyside moldings $75
Rear spoiler $200
Retractable rear spoiler$400 
Infotainment 
MP3-compatible player $50
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75 
Auto-dimming passenger-side mirror$75 
Automatic headlights $125
Fog light, rear$100 
Illuminated visor mirror, driver$50 
Illuminated visor mirror, passenger$50 
Mirror tilt-down in reverse $25
Turn signals on or near mirrors $25
Visor mirror, driver $10
Visor mirror, passenger $10
Seats and Interior Trim 
Aluminum trim $100
Center armrest(s), second row $50
Folding second row seats $300
Manual thigh support length adjuster, driver seat $50
Manual thigh support length adjuster, passenger seat $50
Power 4-way lumbar adjuster, passenger seat $150
Power thigh bolsters, driver seat$100 
Power thigh bolsters, passenger seat$100 
Suspension, Wheels, and Tires 
Alloy wheels$350 
Polished alloy wheels $350
Ultra-sport suspension (upgrade) $0
Total Value of Features$2,705$3,100
Value of Feature Adjustments$0$395
Value of Feature Adjustments0-362

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Specifications Comparison: Porsche Cayman vs. BMW 3-Series

Model Year20072006
ModelCayman3-Series
Body2dr Hatch2dr Coupe
Wheelbase95.1 in107.3 in
Length170.9 in176.7 in
Width70.9 in69.2 in
Height51.4 in53.9 in
Curb Weight3,163 lb.3,415 lb.
Fuel Capacity17.0 gal.16.6 gal.
Row 1 Headroom0.0 in36.3 in
Row 1 Shoulder Room0.0 in54.5 in
Row 1 Legroom0.0 in41.7 in
Row 2 Headroom0.0 in36.2 in
Row 2 Shoulder Room0.0 in52.7 in
Row 2 Legroom0.0 in33.2 in
Cargo Volume14.5 ft39.5 ft3

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Option Package Details
Porsche Cayman S

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 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
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Total Requested115085%
Total Not Requested20015%

Option Package Details
BMW 3-Series M3

Power front seats
FeatureValueRequested?
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power recliner, driver seat100Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Mirror tilt-down in reverse25No
Total Requested90097%
Total Not Requested253%
Adjustable seats
FeatureValueRequested?
Power 4-way lumbar adjuster, driver seat150Yes
Power seatback bolsters, driver100Yes
Power 4-way lumbar adjuster, passenger seat150No
Power seatback bolsters, passenger seat100Yes
Total Requested35070%
Total Not Requested15030%
Cold Weather Package
FeatureValueRequested?
Heated front seats200Yes
Headlight washers50Yes
Ski sack50No
Total Requested25083%
Total Not Requested5017%

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