BMW 5-Series BMW 5-Series 2018 Porsche Cayman Porsche Cayman 2016

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BMW 5-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 5-Series vs. Porsche Cayman Invoice Comparison

Lowest Total Price: $106,135

Porsche Cayman GT4   
Difference: $10,460

Calculate Payments

  Down Payment Interest Rate Term
Model Year20182016
Model5-SeriesCayman
TrimM5GT4
Body4dr Sedan2dr Hatch
Base Price $102,600 $84,600
Ceramic brake rotors 8,500 7,400
Upholstered instrument panel, leather 3,500 1,090
Wood trim 0  
Sunroof 0  
PCM   2,965
Auto-dimming mirrors   690
Porsche Dynamic Light System   690
Adaptive sport seats plus   3,025
Automatic climate control, front   760
Interior ambient lighting   340
Metallic paint (extra cost)   710
Voice control for nav and audio   520
Voice recorder   570
App support   210
Heated front seats   530
HD radio   1,040
6-speed manual   0
Ceramic brake rotors 7,820 0
Upholstered instrument panel, leather 3,185 0
Wood trim 0  
Sunroof 0  
PCM   0
Auto-dimming mirrors   0
Porsche Dynamic Light System   0
Adaptive sport seats plus   0
Automatic climate control, front   0
Interior ambient lighting   0
Metallic paint (extra cost)   0
Voice control for nav and audio   0
Voice recorder   0
App support   0
Heated front seats   0
HD radio   0
6-speed manual   0
Options (change) 12,000 20,540
Options (change) 11,005 0
Destination 995 995
Gas Tax 1,000 0
Total Price $116,595 $106,135

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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: BMW 5-Series vs. Porsche Cayman

Lowest Adjusted Price: BMW 5-Series M5
Lowest Adjusted Invoice: Porsche Cayman GT4
TrueDelta Adjusted Price Difference: $200
TrueDelta Adjusted Invoice Difference: $98,130
Model Year20182016
Model5-SeriesCayman
TrimM5GT4
Body4dr Sedan2dr Hatch
Engine600hp V8385hp H6
TransmissionT8M6
Drivetrain4WDRWD
EPA Fuel Economy (city/highway)15/21 MPG18/23 MPG
Audio (watts, speakers)600, 16235, 9
Tire (rear if not all the same)275/40-19245/35-20
Total Price$116,595$106,135
Adjustments for Features-10,6600
Feature-Adjusted Total Price$105,935$106,135

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Features Comparison: BMW 5-Series vs. Porsche Cayman

Model Year20182016
Model5-SeriesCayman
TrimM5GT4
Body4dr Sedan2dr Hatch
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300 
6-speed manual $150
4WD$1700 
RWD $0
Accessories 
Hands-free trunk or liftgate$100 
Heated steering wheel$100 
Power rear side windows$200 
Power trunk closer$350 
Proximity key$250 
Remote app$25 
Remote window/roof operation$15 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Brake- or yaw-sensor-initiated collision preparation system$0 
Driver drowsiness monitor$150 
Hill descent control$250 
Obstacle detection, front$150 
Obstacle detection, rear$250 
Rearview camera$200 
Rollover sensor$50 
Torque vectoring, brake-based $100
Cargo Management 
Air-conditioned storage compartment$50 
Cargo net $40
Rear seat pass-through$100 
Climate Control 
Rear air vents$100 
Water-repellent front-door glass $15
Drivetrain 
Active rear differential$500 
Electronically-variable engine mounts (performance-oriented) $500
Limited-slip rear differential $300
Engine / Motor 
Automatic start / stop$150 
Mid-engine configuration $0
Exterior 
Body kit$0 
Rear spoiler$200 
Sunroof$900 
Tall rear wing-type spoiler $500
Infotainment 
4G LTE connectivity$0 
Audio controls on steering wheel$125 
DVD-Audio-compatible player $0
DVD-compatible player$0 
Gesture control system$100 
Handwriting recognition$200 
In-vehicle Internet$150 
Navigation map updates, three years$0 
Off-road navigation system $0
S Voice support$0 
Satellite radio $200
Satellite radio - one year subscription$250 
Siri Eyes Free support$0 
SMS text-to-speech reader$25 
Surround sound$250 
Telematics service, such as OnStar$200 
Text dictation$50 
Traffic + travel information$25 
Traffic information $25
Voice control for external devices$0 
Instruments, Lights, and Mirrors 
Auto-dimming headlights$200 
Auto-dimming passenger-side mirror $75
Cornering lights$50 
Fog light, rear $100
Head-up display (HUD)$350 
Headlight washers $50
Interior ambient lighting $150
Interior ambient lighting, configurable$150 
Large color reconfigurable instrument cluster display$250 
LED headlights$1000 
Mirror tilt-down in reverse$25 
Power-folding mirrors$50 
Turn signals on or near mirrors$25 
Xenon HID headlights $500
Seats and Interior Trim 
Aluminum trim $100
Center armrest(s), second row$50 
Folding second row seats$300 
Leather door panel trim$250 
Leather-wrapped steering wheel$150 
Memory system, passenger seat$150 
No leather in second row $-300
Power headrest height adjuster, driver seat$50 
Power headrest height adjuster, passenger seat$50 
Power upper seatback recliner, driver seat$100 
Power upper seatback recliner, passenger seat$100 
Synthetic suede door panel trim $250
Synthetic suede headliner$650 
Synthetic suede inserts in leather seating surfaces $0
Synthetic suede steering wheel $150
Wood trim$300 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical$500 
Additional powertrain and chassis calibration options$0 
Electronic systems calibration selector$200 
Performance steering system (optional)$0 
Sport suspension (upgrade)$0 
Ultra-sport suspension (upgrade) $0
Transmission 
Downshift rev matching $50
Launch control$100 
Steering-wheel-mounted transmission controls$100 
Total Value of Features$13,615$2,955
Value of Feature Adjustments$10,660$0
Value of Feature Adjustments-9,9750

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Specifications Comparison: BMW 5-Series vs. Porsche Cayman

Model Year20182016
Model5-SeriesCayman
Body4dr Sedan2dr Hatch
Wheelbase117.1 in97.4 in
Length194.6 in172.4 in
Width73.5 in70.9 in
Height58.2 in50.9 in
Curb Weight4,370 lb.2,955 lb.
Fuel Capacity18.0 gal.16.9 gal.
Row 1 Headroom38.8 in0.0 in
Row 1 Shoulder Room58.7 in0.0 in
Row 1 Legroom41.4 in0.0 in
Row 2 Headroom37.5 in0.0 in
Row 2 Shoulder Room55.9 in0.0 in
Row 2 Legroom36.5 in0.0 in
Cargo Volume18.7 ft315.0 ft3

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Option Package Details
Porsche Cayman GT4

Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Residual heat50Yes
Automatic air recirculation100Yes
Total Requested475100%
Total Not Requested00%
HD radio
FeatureValueRequested?
HD radio50Yes
Satellite radio200Yes
Total Requested250100%
Total Not Requested00%
Upholstered instrument panel, leather
FeatureValueRequested?
Upholstered instrument panel, leather1000Yes
Leather upholstery, extended coverage0No
Total Requested1000100%
Total Not Requested00%
PCM
FeatureValueRequested?
Navigation system600Yes
DVD-Audio-compatible player0Yes
Traffic information25Yes
Off-road navigation system0No
Media drive15Yes
USB port25Yes
Total Requested665100%
Total Not Requested00%
Auto-dimming mirrors
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested32581%
Total Not Requested7519%
Porsche Dynamic Light System
FeatureValueRequested?
Steering-linked headlights150Yes
Headlight washers50No
Total Requested15075%
Total Not Requested5025%
Adaptive sport seats plus
FeatureValueRequested?
Power thigh bolsters, driver seat100Yes
Power seatback bolsters, driver seat100Yes
Power thigh bolsters, passenger seat100Yes
Power seatback bolsters, passenger seat100Yes
Power thigh support adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Tilt/telescoping steering wheel, power100Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power thigh support adjuster, driver seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Total Requested1700100%
Total Not Requested00%

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