BMW 4-Series Gran Coupe BMW 4-Series Gran Coupe 2015 Mercedes-Benz SLK Mercedes-Benz SLK 2009

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BMW 4-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 4-Series Gran Coupe vs. Mercedes-Benz SLK Invoice Comparison

Lowest Total Price: $48,795

BMW 4-Series Gran Coupe 428i   
Difference: $7,430

Lowest Total Invoice: $45,570

BMW 4-Series Gran Coupe 428i   
Difference: $6,782

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152015200920092009
Model4-Series Gran Coupe4-Series Gran CoupeSLKSLKSLK
Trim428i435iSLK300SLK350SLK55 AMG
Body4dr Hatch4dr Hatch2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $40,300 $45,800 $45,950 $50,950 $65,700
Base Invoice $37,755 $42,815 $42,734 $47,384 $61,101
Sport Line 2,100 1,700      
Navigation system 2,150 2,150      
Premium Package 2,200 2,200      
Metallic paint (extra cost) 550 550 720 720 720
Heated front seats 500 500      
Lighting Package     1,030 1,030 1,030
Multimedia Package     2,980 2,980 2,980
Heating Package     990 990  
Premium I Package     2,950 2,950  
Automatic climate control, front     730 730 730
Sport Line 1,910 1,545      
Navigation system 1,955 1,955      
Premium Package 2,000 2,000      
Metallic paint (extra cost) 500 500 670 670 670
Heated front seats 455 455      
Lighting Package     958 958 958
Multimedia Package     2,771 2,771 2,771
Heating Package     921 921  
Premium I Package     2,744 2,744  
Automatic climate control, front     679 679 679
Options (change) 7,500 7,100 9,400 9,400 5,460
Options (change) 6,820 6,455 8,743 8,743 5,078
Destination 995 995 875 875 875
Gas Tax 0 0 0 0 1,000
Total Price $48,795 $53,895 $56,225 $61,225 $73,035
Total Invoice $45,570 $50,265 $52,352 $57,002 $68,054

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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 4-Series Gran Coupe dealer quotes or Mercedes-Benz SLK dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: BMW 4-Series Gran Coupe vs. Mercedes-Benz SLK

Lowest Adjusted Price and Invoice: BMW 4-Series Gran Coupe 428i
TrueDelta Adjusted Price Difference: $5,475
TrueDelta Adjusted Invoice Difference: $4,962
Model Year20152015200920092009
Model4-Series Gran Coupe4-Series Gran CoupeSLKSLKSLK
Trim428i435iSLK300SLK350SLK55 AMG
Body4dr Hatch4dr Hatch2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine240hp I4300hp I6228hp V6300hp V6355hp V8
TransmissionT8T8M6T7T7
DrivetrainRWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)205, 9205, 9380, 11380, 11380, 11
Tire (rear if not all the same)225/45-18225/45-18225/45-17225/45-17225/40-18
Total Price$48,795$53,895$56,225$61,225$73,035
Adjustments for Features00-1,955-3,005-3,255
Feature-Adjusted Total Price$48,795$53,895$54,270$58,220$69,780
Cost Above Minimum$0$5,100$0$3,950$15,510
Total Invoice$45,570$50,265$52,352$57,002$68,054
Adjustments for Features00-1,820-2,798-3,033
Feature-Adjusted Total Invoice$45,570$50,265$50,532$54,204$65,021
Cost Above Minimum$0$4,695$0$3,672$14,489

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Features Comparison: BMW 4-Series Gran Coupe vs. Mercedes-Benz SLK

Model Year20152015200920092009
Model4-Series Gran Coupe4-Series Gran CoupeSLKSLKSLK
Trim428i435iSLK300SLK350SLK55 AMG
Body4dr Hatch4dr Hatch2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300$1300   
6-speed manual  $150  
7-speed manually-shiftable automatic   $1200$1200
RWD$0$0$0$0$0
Accessories 
Hands-free trunk or liftgate$100$100   
Power liftgate$350$350   
Power rear side windows$200$200   
Proximity key$250$250   
Remote app$25$25   
Tilt/telescoping steering wheel, manual$250$250   
Tilt/telescoping steering wheel, power  $350$350$350
Wind blocker, small  $100$100$100
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0   
Side curtain airbags$350$350   
Temporary spare tire  $150$150$150
Tires, run-flat$150$150   
Cargo Management 
Air-conditioned storage compartment$50$50   
Cargo cover$75$75   
Cargo net$40$40   
Climate Control 
Automatic air recirculation$100$100   
Rear air vents with manual controls$150$150   
Engine / Motor 
Automatic start / stop$150$150   
Regenerative braking$0$0   
Exterior 
Black exterior trim (optional)$0$0   
Body kit    $0
Power retractable hardtop  $6750$6750$6750
Rear spoiler    $200
Sunroof$900$900   
Infotainment 
App support$0$0   
Bluetooth audio streaming$25$25   
CD changer, in-dash  $325$325$325
CD player$125$125   
Handwriting recognition$200$200   
HD radio$50$50   
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$250
Traffic + travel information$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   
Compass$0$0   
Cornering lights  $50$50$50
Fog light, rear  $100$100$100
Headlight washers  $50$50$50
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   
Folding second row seats$300$300   
Leather door panel trim  $250$250$250
Manual thigh support length adjuster, driver seat$50$50   
Manual thigh support length adjuster, passenger seat$50$50   
Memory system, passenger seat  $150$150$150
Metal pedals  $75$75$75
Neck-level heating, front seats  $150$150 
No leather in second row  $-300$-300$-300
Power seatback bolsters, driver seat$100$100   
Power seatback bolsters, passenger seat$100$100   
Synthetic suede inserts in leather seating surfaces    $0
Wood trim$300$300   
Suspension, Wheels, and Tires 
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$7,015$7,015$8,970$10,020$10,270
Value of Feature Adjustments$0$0$1,955$3,005$3,255
Value of Feature Adjustments00-1,820-2,798-3,033

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Specifications Comparison: BMW 4-Series Gran Coupe vs. Mercedes-Benz SLK

Model Year20152009
Model4-Series Gran CoupeSLK
Body4dr Hatch2dr Hardtop conv.
Wheelbase111.0 in95.7 in
Length182.5 in160.7 in
Width71.8 in70.4 in
Height54.6 in51.0 in
Curb Weight3,611 lb.3,210 lb.
Fuel Capacity15.8 gal.18.5 gal.
Row 1 Headroom39.8 in37.9 in
Row 1 Shoulder Room54.8 in52.2 in
Row 1 Hip Room0.0 in54.6 in
Row 1 Legroom42.2 in42.5 in
Row 2 Headroom37.2 in0.0 in
Row 2 Shoulder Room54.3 in0.0 in
Row 2 Legroom33.7 in0.0 in
Cargo Volume,
Minimum
17.0 ft36.5 ft3
Cargo Volume,
Maximum
45.9 ft39.8 ft3

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Option Package Details
BMW 4-Series Gran Coupe 428i

Sport Line
FeatureValueRequested?
Dark-colored headliner (optional)0No
Sport suspension (upgrade)250Yes
Special interior trim0No
Door sill trim plates100Yes
Black exterior trim (optional)0No
225/45VR18 tires400No
Manual thigh support adjuster, driver seat50No
Power seatback bolsters, driver seat100No
Manual thigh support adjuster, passenger seat50No
Power seatback bolsters, passenger seat100No
Front sport buckets100Yes
Total Requested45039%
Total Not Requested70061%
Navigation system
FeatureValueRequested?
Navigation system600Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Media drive15Yes
Traffic + travel information25No
In-vehicle Internet150No
Handwriting recognition200No
App support0No
Remote app25No
Siri Eyes Free support0No
S Voice support0No
Total Requested71564%
Total Not Requested40036%
Premium Package
FeatureValueRequested?
Leather seating surfaces900Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Proximity key250No
Satellite radio - one year subscription250No
Hands-free trunk or liftgate100No
Total Requested120067%
Total Not Requested60033%

Option Package Details
BMW 4-Series Gran Coupe 435i

Sport Line
FeatureValueRequested?
Dark-colored headliner (optional)0No
Sport suspension (upgrade)250Yes
Special interior trim0No
Door sill trim plates100Yes
Black exterior trim (optional)0No
225/45VR18 tires400No
Manual thigh support adjuster, driver seat50No
Power seatback bolsters, driver seat100No
Manual thigh support adjuster, passenger seat50No
Power seatback bolsters, passenger seat100No
Front sport buckets100Yes
Total Requested45039%
Total Not Requested70061%
Navigation system
FeatureValueRequested?
Navigation system600Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Media drive15Yes
Traffic + travel information25No
In-vehicle Internet150No
Handwriting recognition200No
App support0No
Remote app25No
Siri Eyes Free support0No
S Voice support0No
Total Requested71564%
Total Not Requested40036%
Premium Package
FeatureValueRequested?
Leather seating surfaces900Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Proximity key250No
Satellite radio - one year subscription250No
Hands-free trunk or liftgate100No
Total Requested120067%
Total Not Requested60033%

Option Package Details
Mercedes-Benz SLK SLK300

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%
Multimedia Package
FeatureValueRequested?
Navigation system600Yes
Surround sound250No
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Media drive, large15Yes
SD Card slot25No
Total Requested71553%
Total Not Requested62547%
Heating Package
FeatureValueRequested?
Heated front seats200Yes
Neck-level heating, front seats150No
Total Requested20057%
Total Not Requested15043%
Premium I Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100No
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 seat150No
Satellite radio200Yes
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 Requested209089%
Total Not Requested25011%

Option Package Details
Mercedes-Benz SLK SLK350

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%
Multimedia Package
FeatureValueRequested?
Navigation system600Yes
Surround sound250No
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Media drive, large15Yes
SD Card slot25No
Total Requested71553%
Total Not Requested62547%
Heating Package
FeatureValueRequested?
Heated front seats200Yes
Neck-level heating, front seats150No
Total Requested20057%
Total Not Requested15043%
Premium I Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100No
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 seat150No
Satellite radio200Yes
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 Requested209089%
Total Not Requested25011%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%
Multimedia Package
FeatureValueRequested?
Navigation system600Yes
Surround sound250No
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Media drive, large15Yes
SD Card slot25No
Total Requested71553%
Total Not Requested62547%

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