Porsche Cayman Porsche Cayman 2008 BMW 1-Series BMW 1-Series 2009

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Porsche Cayman vs. BMW 1-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 1-Series Invoice Comparison

Lowest Total Price: $46,025

BMW 1-Series 135i   
Difference: $29,705

Lowest Total Invoice: $42,545

BMW 1-Series 135i   
Difference: $23,291

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082009
ModelCayman1-Series
TrimS135i
Body2dr Hatch2dr Coupe
Base Price $59,100 $35,850
Base Invoice $51,567 $33,160
Xenon HID headlights 1,090  
Auto-dimming rearview mirror 690  
Adaptive Sports Seats 3,055  
Metallic paint (extra cost) 690 475
Wood trim 890  
Automatic climate control, front 550  
Carbon fiber / leather-wrapped steering wheel 1,360  
Floor mats 115  
Obstacle detection, rear 530 350
Heated front seats 480 500
Navigation system 3,110 2,100
5-speed shiftable automatic 3,210  
Premium Package   3,400
Sport Package   1,100
Steering-wheel-mounted transmission controls   100
6-speed shiftable automatic   1,325
Xenon HID headlights 927  
Auto-dimming rearview mirror 587  
Adaptive Sports Seats 2,597  
Metallic paint (extra cost) 587 430
Wood trim 757  
Automatic climate control, front 468  
Carbon fiber / leather-wrapped steering wheel 1,156  
Floor mats 98  
Obstacle detection, rear 451 320
Heated front seats 408 455
Navigation system 2,644 1,910
5-speed shiftable automatic 2,729  
Premium Package   3,095
Sport Package   1,000
Steering-wheel-mounted transmission controls   90
6-speed shiftable automatic   1,260
Options (change) 15,770 9,350
Options (change) 13,409 8,560
Destination 860 825
Total Price $75,730 $46,025
Total Invoice $65,836 $42,545

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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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TrueDelta Value Comparison: Porsche Cayman vs. BMW 1-Series

Lowest Adjusted Price and Invoice: BMW 1-Series 135i
TrueDelta Adjusted Price Difference: $32,680
TrueDelta Adjusted Invoice Difference: $26,041
Model Year20082009
ModelCayman1-Series
TrimS135i
Body2dr Hatch2dr Coupe
Engine295hp H6300hp I6
TransmissionT5T6
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)18/25 MPG18/26 MPG
Audio (watts, speakers)230, 7?, 10
Tire (rear if not all the same)235/40-18215/40-18
Total Price$75,730$46,025
Adjustments for Features0-2,975
Feature-Adjusted Total Price$75,730$43,050
Total Invoice$65,836$42,545
Adjustments for Features0-2,750
Feature-Adjusted Total Invoice$65,836$39,795

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Features Comparison: Porsche Cayman vs. BMW 1-Series

Model Year20082009
ModelCayman1-Series
TrimS135i
Body2dr Hatch2dr Coupe
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000 
6-speed manually-shiftable automatic $1100
RWD$0$0
Accessories 
Remote window/roof operation $15
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0
Brake assist $50
Side curtain airbags $350
Tires, run-flat $150
Cargo Management 
Cargo net$40 
Second-row low console $100
Climate Control 
Automatic air recirculation $100
Dual-zone climate control $125
Residual heat $50
Water-repellent front-door glass$15 
Engine / Motor 
Mid-engine configuration$0 
Exterior 
Rear spoiler $200
Retractable rear spoiler$400 
Sunroof $900
Infotainment 
Aux input $50
Bluetooth cell phone link $100
Media drive $15
MP3-compatible player $50
Telematics service, such as OnStar $200
Traffic information $25
Voice control for nav and audio $100
Instruments, Lights, and Mirrors 
Automatic headlights $125
Compass $0
Cornering lights $50
Fog light, rear$100 
Mirror tilt-down in reverse $25
Power-folding mirrors $50
Steering-linked headlights $150
Turn signals on or near mirrors $25
Seats and Interior Trim 
Carbon fiber / leather-wrapped steering wheel$150 
Folding second row seats $300
Leather door panel trim$250 
Leather-wrapped steering wheel $150
Manual thigh support length adjuster, driver seat $50
Manual thigh support length adjuster, passenger seat $50
Metal pedals$75 
No leather in second row$-300 
Power 4-way lumbar adjuster, passenger seat $150
Power thigh bolsters, driver seat$100 
Power thigh bolsters, passenger seat$100 
Suspension, Wheels, and Tires 
Sport suspension (upgrade) $0
Transmission 
Steering-wheel-mounted transmission controls $100
Total Value of Features$1,930$4,905
Value of Feature Adjustments$0$2,975
Value of Feature Adjustments0-2,750

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Specifications Comparison: Porsche Cayman vs. BMW 1-Series

Model Year20082009
ModelCayman1-Series
Body2dr Hatch2dr Coupe
Wheelbase95.1 in104.7 in
Length170.9 in171.7 in
Width70.9 in68.8 in
Height51.4 in56.0 in
Curb Weight3,163 lb.3,384 lb.
Fuel Capacity17.0 gal.14.0 gal.
Row 1 Headroom0.0 in37.9 in
Row 1 Shoulder Room0.0 in54.0 in
Row 1 Legroom0.0 in41.4 in
Row 2 Headroom0.0 in37.1 in
Row 2 Shoulder Room0.0 in53.4 in
Row 2 Legroom0.0 in32.0 in
Cargo Volume14.5 ft310.0 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 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
Power tilt adjuster, driver seat100Yes
Total Requested115085%
Total Not Requested20015%

Option Package Details
BMW 1-Series 135i

Navigation system
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100No
Traffic information25No
Media drive, large15No
Total Requested60081%
Total Not Requested14019%
Premium Package
FeatureValueRequested?
Leather seating surfaces900Yes
Illuminated visor mirror, driver40Yes
Illuminated visor mirror, passenger40Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power 4-way lumbar adjuster, passenger seat150No
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Telematics service, such as OnStar200No
Bluetooth cell phone link100No
Auto-dimming driver-side mirror75Yes
Compass0No
Power-folding mirrors50No
Auto-dimming passenger-side mirror75Yes
Interior ambient lighting150Yes
Power height adjuster, passenger seat100Yes
Power tilt adjuster, passenger seat50Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat100Yes
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Total Requested258084%
Total Not Requested50016%
Sport Package
FeatureValueRequested?
Manual thigh support adjuster, driver seat50No
Power seatback bolsters, driver100Yes
Manual thigh support adjuster, passenger seat50No
Power seatback bolsters, passenger seat100Yes
Front sport buckets100Yes
Special exterior trim0No
Total Requested30075%
Total Not Requested10025%

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