BMW 3-Series BMW 3-Series 2018 Porsche Cayman Porsche Cayman 2008

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BMW 3-Series vs. Porsche Cayman 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.

BMW 3-Series vs. Porsche Cayman Invoice Comparison

Lowest Total Price: $52,745

BMW 3-Series 328d   
Difference: $22,685

Lowest Total Invoice: $49,745

BMW 3-Series 328d   
Difference: $15,836

Calculate Payments

  Down Payment Interest Rate Term
Model Year201820182008
Model3-Series3-SeriesCayman
Trim328d330iS
Body4dr Wagon4dr Wagon2dr Hatch
Base Price $45,950 $44,450 $59,100
Base Invoice $43,415 $42,020 $51,567
Navigation system 1,700 1,700 3,110
Convenience Tier 850 850  
Metallic paint (extra cost) 550 550 690
Leather seating surfaces 1,450 1,450  
Heated front seats 500 500 480
Obstacle detection, rear 750 750 530
Track Handling Package   2,300  
Sport Chrono Package     920
Adaptive dampers - electrical     1,990
Adaptive Sports Seats     3,055
Auto-dimming rearview mirror     690
Floor mats     115
Automatic climate control, front     550
Wood trim     890
Carbon fiber / leather-wrapped steering wheel     1,360
Xenon HID headlights     1,090
Navigation system 1,565 1,565 2,644
Convenience Tier 780 780  
Metallic paint (extra cost) 505 505 587
Leather seating surfaces 1,335 1,335  
Heated front seats 460 460 408
Obstacle detection, rear 690 690 451
Track Handling Package   2,115  
Sport Chrono Package     782
Adaptive dampers - electrical     1,692
Adaptive Sports Seats     2,597
Auto-dimming rearview mirror     587
Floor mats     98
Automatic climate control, front     468
Wood trim     757
Carbon fiber / leather-wrapped steering wheel     1,156
Xenon HID headlights     927
Options (change) 5,800 8,100 15,470
Options (change) 5,335 7,450 13,154
Destination 995 995 860
Total Price $52,745 $53,545 $75,430
Total Invoice $49,745 $50,465 $65,581

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While we strive for accuracy, the site is not error-free, and prices can change at any time.

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

Lowest Adjusted Price and Invoice: BMW 3-Series 328d
TrueDelta Adjusted Price Difference: $31,025
TrueDelta Adjusted Invoice Difference: $23,702
Model Year201820182008
Model3-Series3-SeriesCayman
Trim328d330iS
Body4dr Wagon4dr Wagon2dr Hatch
Engine180hp I4 D248hp I4295hp H6
TransmissionT8T8M6
DrivetrainAWDAWDRWD
EPA Fuel Economy (city/highway)17/24 MPG17/24 MPG18/26 MPG
Audio (watts, speakers)205, 9205, 9230, 7
Tire (rear if not all the same)225/50-17225/45-18235/40-18
Total Price$52,745$53,545$75,430
Adjustments for Features-8,340-8,7900
Feature-Adjusted Total Price$44,405$44,755$75,430
Cost Above Minimum$0$350$0
Total Invoice$49,745$50,465$65,581
Adjustments for Features-7,866-8,2840
Feature-Adjusted Total Invoice$41,879$42,181$65,581
Cost Above Minimum$0$302$0

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Features Comparison: BMW 3-Series vs. Porsche Cayman

Model Year201820182008
Model3-Series3-SeriesCayman
Trim328d330iS
Body4dr Wagon4dr Wagon2dr Hatch
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300$1300 
6-speed manual  $150
AWD$1700$1700 
RWD  $0
Accessories 
Hands-free trunk or liftgate$100$100 
Power rear side windows$200$200 
Proximity key$250$250 
Remote app$25$25 
Remote window/roof operation$15$15 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0 
Brake assist$50$50 
High performance brake pads (optional) $0 
Hill descent control$250$250 
Knee airbag, driver$75$75 
Knee airbag, passenger$75$75 
Obstacle detection, front$150$150 
Rearview camera$200$200 
Side curtain airbags$350$350 
Tires, run-flat$150  
Cargo Management 
Air-conditioned storage compartment$50$50 
Cargo area partition net$40$40 
Cargo cover$75$75 
Cargo net  $40
Liftglass or two-piece tailgate$150$150 
Climate Control 
Automatic air recirculation$100$100 
Dual-zone climate control$125$125 
Rear air vents with manual controls$150$150 
Rear wiper$175$175 
Residual heat$50$50 
Water-repellent front-door glass  $15
Engine / Motor 
Automatic start / stop$150$150 
Mid-engine configuration  $0
Raised top speed limiter $0 
Regenerative braking$0$0 
Exterior 
Bright-finished exhaust tip(s)  $25
Painted brake calipers (optional) $0 
Panoramic sunroof$1200$1200 
Rear spoiler$200$200 
Retractable rear spoiler  $400
Infotainment 
4G LTE connectivity$0$0 
App support$0$0 
Aux input$50$50 
Bluetooth audio streaming$25$25 
Bluetooth cell phone link$100$100 
DVD-compatible player$0$0 
Handwriting recognition$200$200 
HD radio$50$50 
In-vehicle Internet$150$150 
Media drive$15$15 
MP3-compatible player$50$50 
Navigation map updates, three years$0$0 
S Voice support$0$0 
Satellite radio - one year subscription$250$250 
Siri Eyes Free support$0$0 
Telematics service, such as OnStar$200$200 
Traffic + travel information$25$25 
USB port$25$25 
Voice control for external devices$0$0 
Voice control for nav and audio$100$100 
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror  $75
Automatic headlights$125$125 
Chronometer  $100
Compass$0$0 
Fog light, rear  $100
Headlight washers  $50
LED headlights$1000$1000 
Mirror tilt-down in reverse$25$25 
Power-folding mirrors$50$50 
Turn signals on or near mirrors$25$25 
Xenon HID headlights  $500
Seats and Interior Trim 
Carbon fiber / leather-wrapped steering wheel  $150
Center armrest(s), second row$50$50 
Folding second row seats$300$300 
Leather door panel trim  $250
Leather-wrapped steering wheel$150$150 
Manual thigh support length adjuster, driver seat$50$50 
Manual thigh support length adjuster, passenger seat$50$50 
Metal pedals  $75
No leather in second row  $-300
Power 4-way lumbar adjuster, passenger seat$150$150 
Power thigh bolsters, driver seat  $100
Power thigh bolsters, passenger seat  $100
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500$500
Sport suspension (upgrade) $0 
Transmission 
Launch control $100 
Steering-wheel-mounted transmission controls$100$100 
Total Value of Features$10,670$11,120$2,330
Value of Feature Adjustments$8,340$8,790$0
Value of Feature Adjustments-7,866-8,2840

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Specifications Comparison: BMW 3-Series vs. Porsche Cayman

Model Year20182008
Model3-SeriesCayman
Body4dr Wagon2dr Hatch
Wheelbase110.6 in95.1 in
Length182.0 in170.9 in
Width71.3 in70.9 in
Height56.3 in51.4 in
Curb Weight3,791 lb.3,075 lb.
Fuel Capacity15.8 gal.17.0 gal.
Row 1 Headroom40.4 in0.0 in
Row 1 Shoulder Room55.1 in0.0 in
Row 1 Legroom42.0 in0.0 in
Row 2 Headroom38.3 in0.0 in
Row 2 Shoulder Room55.1 in0.0 in
Row 2 Legroom35.0 in0.0 in
Cargo Volume,
Minimum
17.5 ft314.5 ft3
Cargo Volume,
Maximum
53.0 ft314.5 ft3

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Option Package Details
BMW 3-Series 328d

Navigation system
FeatureValueRequested?
DVD-compatible player0No
Voice control for nav and audio100No
Media drive15No
In-vehicle Internet150No
Handwriting recognition200No
Siri Eyes Free support0No
S Voice support0No
4G LTE connectivity0No
Navigation map updates, three years0No
Navigation system600Yes
Traffic + travel information25No
Remote app25No
Total Requested60054%
Total Not Requested51546%
Convenience Tier
FeatureValueRequested?
Power 4-way lumbar adjuster, driver seat150Yes
Power 4-way lumbar adjuster, passenger seat150No
Proximity key250No
Satellite radio - one year subscription250No
Hands-free trunk or liftgate100No
Total Requested15017%
Total Not Requested75083%

Option Package Details
BMW 3-Series 330i

Navigation system
FeatureValueRequested?
DVD-compatible player0No
Voice control for nav and audio100No
Media drive15No
In-vehicle Internet150No
Handwriting recognition200No
Siri Eyes Free support0No
S Voice support0No
4G LTE connectivity0No
Navigation map updates, three years0No
Navigation system600Yes
Traffic + travel information25No
Remote app25No
Total Requested60054%
Total Not Requested51546%
Convenience Tier
FeatureValueRequested?
Power 4-way lumbar adjuster, driver seat150Yes
Power 4-way lumbar adjuster, passenger seat150No
Proximity key250No
Satellite radio - one year subscription250No
Hands-free trunk or liftgate100No
Total Requested15017%
Total Not Requested75083%
Track Handling Package
FeatureValueRequested?
Sport suspension (upgrade)250No
Adaptive dampers - electrical500Yes
Performance braking system (optional)250No
Painted brake calipers (optional)0No
High performance brake pads (optional)0No
Variable steering ratio (optional)0No
Raised top speed limiter0No
255/40YR18 tires200No
225/45YR18 tires200No
Total Requested50036%
Total Not Requested90064%

Option Package Details
Porsche Cayman 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%
Carbon fiber / leather-wrapped steering wheel
FeatureValueRequested?
Carbon fiber / leather-wrapped steering wheel0No
Audio controls on steering wheel125Yes
Total Requested125100%
Total Not Requested00%
Xenon HID headlights
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Total Requested50091%
Total Not Requested509%
Sport Chrono Package
FeatureValueRequested?
Chronometer100No
Electronic systems calibration selector200Yes
Total Requested20067%
Total Not Requested10033%
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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