BMW 6-Series Gran Coupe BMW 6-Series Gran Coupe 2015 Mercedes-Benz SLK Mercedes-Benz SLK 2010

We are 103,000+ car owners sharing real-world car information.

Join Us

BMW 6-Series Gran Coupe vs. Mercedes-Benz SLK 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. Mercedes-Benz SLK Invoice Comparison

Lowest Total Price: $56,445

Mercedes-Benz SLK SLK300   
Difference: $61,550

Lowest Total Invoice: $52,556

Mercedes-Benz SLK SLK300   
Difference: $56,864

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152015201020102010
Model6-Series Gran Coupe6-Series Gran CoupeSLKSLKSLK
TrimALPINA B6M6SLK300SLK350SLK55 AMG
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $117,300 $115,700 $46,900 $51,900 $66,650
Base Invoice $108,595 $107,125 $43,617 $48,267 $61,985
Wood trim   0      
Multimedia Package     2,850 2,850 2,850
Lighting Package     1,050 1,050 1,050
Premium 1 Package     2,550 2,550  
Metallic paint (extra cost)     720 720 720
Automatic climate control, front     750 750 750
Illuminated door sill trim plates     750 750  
Wood trim   0      
Multimedia Package     2,650 2,650 2,650
Lighting Package     976 976 976
Premium 1 Package     2,372 2,372  
Metallic paint (extra cost)     670 670 670
Automatic climate control, front     698 698 698
Illuminated door sill trim plates     698 698  
Options (change) 0 0 8,670 8,670 5,370
Options (change) 0 0 8,064 8,064 4,994
Destination 995 995 875 875 875
Gas Tax 0 1,300 0 0 1,000
Total Price $118,295 $117,995 $56,445 $61,445 $73,895
Total Invoice $109,590 $109,420 $52,556 $57,206 $68,854

Return to top

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

Dealer Price Quotes

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation BMW 6-Series Gran Coupe dealer quotes or Mercedes-Benz SLK dealer quotes from dealers using our car quote form.

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

TrueDelta Value Comparison: BMW 6-Series Gran Coupe vs. Mercedes-Benz SLK

Lowest Adjusted Price and Invoice: Mercedes-Benz SLK SLK300
TrueDelta Adjusted Price Difference: $57,780
TrueDelta Adjusted Invoice Difference: $53,263
Model Year20152015201020102010
Model6-Series Gran Coupe6-Series Gran CoupeSLKSLKSLK
TrimALPINA B6M6SLK300SLK350SLK55 AMG
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine540hp V8560hp V8228hp V6300hp V6355hp V8
TransmissionT8S7M6T7T7
DrivetrainAWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)205, 9205, 9?, 9?, 9?, 9
Tire (rear if not all the same)255/35-20265/35-20225/45-17225/45-17225/40-18
Total Price$118,295$117,995$56,445$61,445$73,895
Adjustments for Features-4,070-1,3450-1,050-1,550
Feature-Adjusted Total Price$114,225$116,650$56,445$60,395$72,345
Cost Above Minimum$0$2,425$0$3,950$15,900
Total Invoice$109,590$109,420$52,556$57,206$68,854
Adjustments for Features-3,771-1,2470-978-1,444
Feature-Adjusted Total Invoice$105,819$108,173$52,556$56,228$67,410
Cost Above Minimum$0$2,354$0$3,672$14,854

Return to top

Features Comparison: BMW 6-Series Gran Coupe vs. Mercedes-Benz SLK

Model Year20152015201020102010
Model6-Series Gran Coupe6-Series Gran CoupeSLKSLKSLK
TrimALPINA B6M6SLK300SLK350SLK55 AMG
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300    
7-speed automated manual $1200   
6-speed manual  $150  
7-speed manually-shiftable automatic   $1200$1200
AWD$1700    
RWD $0$0$0$0
Accessories 
Power door closers$300$300   
Power rear side windows$200$200   
Proximity key$250$250   
Remote app$25$25   
Wind blocker, small  $100$100$100
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0   
Hill descent control$250    
Obstacle detection, front$150$150   
Obstacle detection, rear$250$250   
Rearview camera$200$200   
Side curtain airbags$350$350   
Temporary spare tire  $150$150$150
Tires, run-flat$150    
Cargo Management 
Cargo mat$40$40   
Rear seat pass-through$100$100   
Ski sack$50$50   
Climate Control 
Automatic air recirculation$100$100   
Rear air vents with automatic controls$250$250   
Rear dual-zone climate control$125$125   
Drivetrain 
Active rear differential $500   
Engine / Motor 
Automatic start / stop$150$150   
Regenerative braking$0$0   
Exterior 
Body kit    $0
Carbon fiber roof $0   
Painted brake calipers (optional) $0   
Power retractable hardtop  $6750$6750$6750
Rear spoiler$200   $200
Infotainment 
App support$0$0   
Bluetooth audio streaming$25$25   
CD changer, in-dash  $325$325$325
CD player$125$125   
Concierge Services - 3 year subscription$150$150   
Handwriting recognition$200$200   
In-vehicle Internet$150$150   
iPod integration  $100$100$100
S Voice support$0$0   
Satellite radio  $200$200$200
Satellite radio - one year subscription$250$250   
SD Card slot  $25$25$25
Siri Eyes Free support$0$0   
Surround sound$250$250   
Traffic + travel information$25$25   
Traffic information  $25$25$25
USB port$25$25   
Voice control for external devices$0$0   
Instruments, Lights, and Mirrors 
Analog clock  $25$25$25
Auto-dimming passenger-side mirror$75$75   
Fog light, rear  $100$100$100
Fog lights$125 $125$125$125
Illuminated visor mirror, driver$50$50   
Illuminated visor mirror, passenger$50$50   
Power-folding mirrors$50$50   
Steering-linked headlights$150$150   
Visor mirror, driver  $10$10$10
Visor mirror, passenger  $10$10$10
Seats and Interior Trim 
Aluminum trim    $100
Center armrest(s), second row$50$50   
Door sill trim plates    $100
Folding second row seats$300$300   
Heated front seats$200$200  $200
Illuminated door sill trim plates$200$200$200$200 
Metal pedals  $75$75$75
No leather in second row  $-300$-300$-300
Power headrest height adjuster, driver seat$50$50   
Power headrest height adjuster, passenger seat$50$50   
Power seatback bolsters, driver seat$100$100   
Power seatback bolsters, passenger seat$100$100   
Power thigh support length adjuster, driver seat$100$100   
Power thigh support length adjuster, passenger seat$100$100   
Power upper seatback recliner, driver seat$100$100   
Power upper seatback recliner, passenger seat$100$100   
Synthetic suede headliner$650$650   
Synthetic suede inserts in leather seating surfaces    $0
Upholstered instrument panel $300   
Upholstered instrument panel, leather$1000    
Wood trim$300$300   
Suspension, Wheels, and Tires 
Adaptive dampers - electrical$500$500   
Electronic systems calibration selector$200$200   
Sport suspension (upgrade)$0$0  $0
Transmission 
Launch control$100$100   
Steering-wheel-mounted transmission controls$100$100  $100
Total Value of Features$12,140$9,415$8,070$9,120$9,620
Value of Feature Adjustments$4,070$1,345$0$1,050$1,550
Value of Feature Adjustments-3,771-1,2470-978-1,444

Return to top

Specifications Comparison: BMW 6-Series Gran Coupe vs. Mercedes-Benz SLK

Model Year20152010
Model6-Series Gran CoupeSLK
Body4dr Sedan2dr Hardtop conv.
Wheelbase116.9 in95.7 in
Length197.2 in160.7 in
Width74.6 in70.4 in
Height54.8 in51.0 in
Curb Weight4,192 lb.3,210 lb.
Fuel Capacity18.5 gal.18.5 gal.
Row 1 Headroom40.6 in37.9 in
Row 1 Shoulder Room56.7 in52.2 in
Row 1 Hip Room0.0 in54.6 in
Row 1 Legroom42.1 in42.5 in
Row 2 Headroom37.0 in0.0 in
Row 2 Shoulder Room54.6 in0.0 in
Row 2 Legroom35.3 in0.0 in
Cargo Volume,
Minimum
16.2 ft36.5 ft3
Cargo Volume,
Maximum
16.29.8 ft3

Return to top

Option Package Details
Mercedes-Benz SLK SLK300

Multimedia Package
FeatureValueRequested?
Navigation system600Yes
Satellite radio200Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Traffic information25Yes
HD radio50Yes
Media drive, large15Yes
SD Card slot25No
Total Requested99098%
Total Not Requested252%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Total Requested600100%
Total Not Requested00%
Premium 1 Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers175Yes
Memory system, driver seat200Yes
Memory system, passenger seat150Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat50Yes
Auto-dimming driver-side mirror75Yes
Remote window/roof operation15Yes
Mirror tilt-down in reverse25Yes
Interior ambient lighting150Yes
iPod integration100Yes
Total Requested2140100%
Total Not Requested00%

Option Package Details
Mercedes-Benz SLK SLK350

Multimedia Package
FeatureValueRequested?
Navigation system600Yes
Satellite radio200Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Traffic information25Yes
HD radio50Yes
Media drive, large15Yes
SD Card slot25No
Total Requested99098%
Total Not Requested252%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Total Requested600100%
Total Not Requested00%
Premium 1 Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers175Yes
Memory system, driver seat200Yes
Memory system, passenger seat150Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat50Yes
Auto-dimming driver-side mirror75Yes
Remote window/roof operation15Yes
Mirror tilt-down in reverse25Yes
Interior ambient lighting150Yes
iPod integration100Yes
Total Requested2140100%
Total Not Requested00%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Multimedia Package
FeatureValueRequested?
Navigation system600Yes
Satellite radio200Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Traffic information25Yes
HD radio50Yes
Media drive, large15Yes
SD Card slot25No
Total Requested99098%
Total Not Requested252%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Total Requested600100%
Total Not Requested00%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Sedans
See TrueDelta's information for all BMW models.