BMW 6-Series Gran Coupe BMW 6-Series Gran Coupe 2013 Porsche Boxster Porsche Boxster 2013

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BMW 6-Series Gran Coupe vs. Porsche Boxster 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 6-Series Gran Coupe vs. Porsche Boxster Invoice Comparison

Lowest Total Price: $78,765

Porsche Boxster S   
Difference: $10,830

Calculate Payments

  Down Payment Interest Rate Term
Model Year20132013
Model6-Series Gran CoupeBoxster
Trim650iS
Body4dr Sedan2dr Convertible
Base Price $87,200 $60,900
Upholstered instrument panel, leather 1,500 2,025
7-speed automated manual   3,200
Adaptive sport seats plus   3,825
Adaptive dampers - electrical   1,790
Wood trim   1,790
Audio controls on steering wheel   615
Interior ambient lighting   340
Obstacle detection, rear   530
Obstacle detection, front   330
Power-folding mirrors   320
Metallic paint (extra cost)   710
Premium Package   1,440
Upholstered instrument panel, leather 1,365 0
7-speed automated manual   0
Adaptive sport seats plus   0
Adaptive dampers - electrical   0
Wood trim   0
Audio controls on steering wheel   0
Interior ambient lighting   0
Obstacle detection, rear   451
Obstacle detection, front   0
Power-folding mirrors   0
Metallic paint (extra cost)   0
Premium Package   0
Options (change) 1,500 16,915
Options (change) 1,365 451
Destination 895 950
Total Price $89,595 $78,765

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

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

Lowest Adjusted Price and Invoice: Porsche Boxster S
TrueDelta Adjusted Price Difference: $12,015
TrueDelta Adjusted Invoice Difference: $81,285
Model Year20132013
Model6-Series Gran CoupeBoxster
Trim650iS
Body4dr Sedan2dr Convertible
Engine445hp V8315hp H6
TransmissionT8S7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)17/25 MPG21/30 MPG
Audio (watts, speakers)205, 9185, 7
Tire (rear if not all the same)245/40-19235/40-19
Total Price$89,595$78,765
Adjustments for Features0-1,185
Feature-Adjusted Total Price$89,595$77,580

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Features Comparison: BMW 6-Series Gran Coupe vs. Porsche Boxster

Model Year20132013
Model6-Series Gran CoupeBoxster
Trim650iS
Body4dr Sedan2dr Convertible
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300 
7-speed automated manual $1200
RWD$0$0
Accessories 
Power rear side windows$200 
Proximity key$250 
Remote app$25 
Remote window/roof operation$15 
Wind blocker, small $100
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Rearview camera$200 
Roll bar $200
Tires, run-flat$150 
Cargo Management 
Cargo mat$40 
Cargo net $40
Climate Control 
Rear air vents with manual controls$150 
Water-repellent front-door glass $15
Engine / Motor 
Mid-engine configuration $0
Exterior 
Power convertible top $4000
Power-venting glass roof panel$300 
Retractable rear spoiler $400
Infotainment 
DVD-compatible player$0 
HD radio$50 
Media drive$15 
Navigation system$600 
SMS text-to-speech reader$25 
Telematics service, such as OnStar$200 
Traffic information$25 
USB port$25 
Voice control for external devices$0 
Voice control for nav and audio$100 
Instruments, Lights, and Mirrors 
Cornering lights$50 
Fog light, rear $100
Fog lights$125 
Mirror tilt-down in reverse$25 
Turn signals on or near mirrors$25 
Seats and Interior Trim 
Folding second row seats$300 
Memory system, passenger seat$150 
Metal pedals $75
No leather in second row $-300
Power headrest height adjuster, driver seat$50 
Power headrest height adjuster, passenger seat$50 
Power thigh bolsters, driver seat $100
Power thigh bolsters, passenger seat $100
Power upper seatback recliner, driver seat$100 
Power upper seatback recliner, passenger seat$100 
Suspension, Wheels, and Tires 
Electronic systems calibration selector$200 
Total Value of Features$4,845$6,030
Value of Feature Adjustments$0$1,185
Value of Feature Adjustments0-21

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Specifications Comparison: BMW 6-Series Gran Coupe vs. Porsche Boxster

Model Year20132013
Model6-Series Gran CoupeBoxster
Body4dr Sedan2dr Convertible
Wheelbase116.9 in97.4 in
Length197.2 in172.2 in
Width74.6 in70.9 in
Height54.8 in50.5 in
Curb Weight4,430 lb.2,976 lb.
Fuel Capacity18.5 gal.16.9 gal.
Row 1 Headroom40.6 in38.6 in
Row 1 Shoulder Room56.7 in51.7 in
Row 1 Hip Room0.0 in53.4 in
Row 1 Legroom42.1 in42.6 in
Row 2 Headroom37.0 in0.0 in
Row 2 Shoulder Room54.6 in0.0 in
Row 2 Legroom35.3 in0.0 in
Cargo Volume16.2 ft39.9 ft3

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Option Package Details
Porsche Boxster S

7-speed automated manual
FeatureValueRequested?
7-speed automated manual0Yes
Steering-wheel-mounted transmission controls100Yes
Total Requested100100%
Total Not Requested00%
Upholstered instrument panel, leather
FeatureValueRequested?
Upholstered instrument panel, leather800Yes
Leather upholstery, extended coverage0No
Total Requested800100%
Total Not Requested00%
Adaptive sport seats plus
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver100Yes
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100Yes
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
Power thigh support adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Front sport buckets100Yes
Total Requested160089%
Total Not Requested20011%
Premium Package
FeatureValueRequested?
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
Power thigh support adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Wind blocker, small100No
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Steering-linked headlights150Yes
Headlight washers50Yes
Automatic climate control, front200Yes
Heated front seats200Yes
Dual-zone climate control125Yes
Residual heat50Yes
Automatic air recirculation100Yes
Total Requested257596%
Total Not Requested1004%

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