Mercedes-Benz SLK Mercedes-Benz SLK 2011 BMW 3-Series BMW 3-Series 2016

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Mercedes-Benz SLK vs. BMW 3-Series 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.

Mercedes-Benz SLK vs. BMW 3-Series Invoice Comparison

Lowest Total Price: $42,395

BMW 3-Series 320i   
Difference: $15,480

Lowest Total Invoice: $39,680

BMW 3-Series 320i   
Difference: $14,206

Calculate Payments

  Down Payment Interest Rate Term
Model Year20112011201620162016201620162016
ModelSLKSLK3-Series3-Series3-Series3-Series3-Series3-Series
TrimSLK300SLK350320i328i328d330e340iM3
Body2dr Hardtop conv.2dr Hardtop conv.4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $47,650 $53,300 $33,150 $38,350 $39,850 $43,700 $45,800 $63,500
Base Invoice $44,314 $49,569 $31,180 $35,960 $37,340 $40,885 $42,815 $59,100
Premium 1 Package 2,590 2,590            
Multimedia Package 2,890 2,890            
Lighting Package 1,070 1,070            
Metallic paint (extra cost) 720 720 550 550 550 550 550 550
Automatic climate control, front 760 760            
Wood trim 690 690 500         0
Upgraded leather upholstery 630 630            
Navigation system     1,950 1,950 1,950 1,950 1,950  
Premium Package     3,100 2,450 2,450 2,450    
LED headlights     700          
Leather seating surfaces     1,450 1,450 1,450 1,450 1,450 0
Executive Package               3,500
Sunroof               0
Premium 1 Package 2,409 2,409            
Multimedia Package 2,688 2,688            
Lighting Package 995 995            
Metallic paint (extra cost) 670 670 500 500 500 500 500 500
Automatic climate control, front 707 707            
Wood trim 642 642 455         0
Upgraded leather upholstery 586 586            
Navigation system     1,775 1,775 1,775 1,775 1,775  
Premium Package     2,820 2,230 2,230 2,230    
LED headlights     635          
Leather seating surfaces     1,320 1,320 1,320 1,320 1,320 0
Executive Package               3,185
Sunroof               0
Options (change) 9,350 9,350 8,250 6,400 6,400 6,400 3,950 4,050
Options (change) 8,697 8,697 7,505 5,825 5,825 5,825 3,595 3,685
Destination 875 875 995 995 995 995 995 995
Gas Tax 0 0 0 0 0 -4,001 0 0
Total Price $57,875 $63,525 $42,395 $45,745 $47,245 $47,094 $50,745 $68,545
Total Invoice $53,886 $59,141 $39,680 $42,780 $44,160 $43,704 $47,405 $63,780

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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 Mercedes-Benz SLK dealer quotes or BMW 3-Series dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Mercedes-Benz SLK vs. BMW 3-Series

Lowest Adjusted Price and Invoice: BMW 3-Series 320i
TrueDelta Adjusted Price Difference: $11,185
TrueDelta Adjusted Invoice Difference: $10,207
Model Year20112011201620162016201620162016
ModelSLKSLK3-Series3-Series3-Series3-Series3-Series3-Series
TrimSLK300SLK350320i328i328d330e340iM3
Body2dr Hardtop conv.2dr Hardtop conv.4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine228hp V6300hp V6180hp I4240hp I4180hp I4 D181hp I4 PiH320hp I6425hp I6
TransmissionM6T7M6T8T8T8M6M6
DrivetrainRWDRWDRWDRWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 9?, 9205, 9205, 9205, 9205, 9205, 9600, 16
Tire (rear if not all the same)225/45-17225/40-18225/50-17225/50-17225/50-17225/50-17225/45-18255/40-18
Total Price$57,875$63,525$42,395$45,745$47,245$47,094$50,745$68,545
Adjustments for Features-4,295-5,3450-1,825-1,925-1,950-675-2,625
Feature-Adjusted Total Price$53,580$58,180$42,395$43,920$45,320$45,144$50,070$65,920
Cost Above Minimum$0$4,600$0$1,525$2,925$2,749$7,675$23,525
Total Invoice$53,886$59,141$39,680$42,780$44,160$43,704$47,405$63,780
Adjustments for Features-3,999-4,9760-1,707-1,799-1,810-631-2,443
Feature-Adjusted Total Invoice$49,887$54,165$39,680$41,073$42,361$41,894$46,774$61,337
Cost Above Minimum$0$4,278$0$1,393$2,681$2,214$7,094$21,657

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Features Comparison: Mercedes-Benz SLK vs. BMW 3-Series

Model Year20112011201620162016201620162016
ModelSLKSLK3-Series3-Series3-Series3-Series3-Series3-Series
TrimSLK300SLK350320i328i328d330e340iM3
Body2dr Hardtop conv.2dr Hardtop conv.4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manual$150 $150   $150$150
7-speed manually-shiftable automatic $1200      
8-speed manually-shiftable automatic   $1300$1300$1300  
RWD$0$0$0$0$0$0$0$0
Accessories 
Hands-free trunk or liftgate  $100$100$100$100$100$100
Heated steering wheel       $100
Power rear side windows  $200$200$200$200$200$200
Proximity key  $250$250$250$250$250$250
Remote app  $25$25$25$25$25$25
Tilt/telescoping steering wheel, manual  $250$250$250$250$250$250
Tilt/telescoping steering wheel, power$350$350      
Wind blocker, small$100$100      
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats  $0$0$0$0$0$0
Obstacle detection, front       $150
Obstacle detection, rear       $250
Rearview camera       $200
Side curtain airbags  $350$350$350$350$350$350
Temporary spare tire$150$150      
Tires, run-flat  $150$150$150$150$150 
Cargo Management 
Air-conditioned storage compartment  $50$50$50$50$50$50
Climate Control 
Automatic air recirculation  $100$100$100$100$100$100
Rear air vents with manual controls  $150$150$150$150$150$150
Drivetrain 
Active rear differential       $500
Engine / Motor 
3.6 kW onboard charger     $0  
8 kWh battery pack     $0  
Automatic start / stop  $150$150$150$150$150$150
Regenerative braking  $0$0$0 $0$0
Exterior 
Black exterior trim (optional)   $0$0$0$0$0
Body kit$0$0      
Bright-finished exhaust tip(s)$25$25$25    $25
Painted brake calipers (optional)       $0
Power retractable hardtop$6750$6750      
Rear spoiler$200$200     $200
Sport rocker panels (optional)       $0
Sunroof  $900$900$900$900$900$900
Infotainment 
4G LTE connectivity  $0$0$0$0$0$0
App support  $0$0$0$0$0$0
Bluetooth audio streaming  $25$25$25$25$25$25
CD changer, in-dash$325$325      
CD player  $125$125$125$125$125$125
Handwriting recognition  $200$200$200$200$200$200
In-vehicle Internet  $150$150$150$150$150$150
iPod integration$100$100      
Navigation map updates, three years  $0$0$0$0$0$0
S Voice support  $0$0$0$0$0$0
Satellite radio$200$200      
Satellite radio - one year subscription  $250$250$250$250$250$250
SD Card slot$25$25      
Siri Eyes Free support  $0$0$0$0$0$0
Surround sound       $250
Traffic + travel information  $25$25$25$25$25$25
Traffic information$25$25      
USB port  $25$25$25$25$25$25
Voice control for external devices  $0$0$0$0$0$0
Instruments, Lights, and Mirrors 
Analog clock$25$25      
Auto-dimming passenger-side mirror  $75$75$75$75$75$75
Compass  $0$0$0$0$0$0
Cornering lights$50$50     $50
Fog light, rear$100$100      
Fog lights$125$125$125$125$125$125$125 
Head-up display (HUD)       $350
Headlight washers$50$50     $50
Illuminated visor mirror, driver  $50$50$50$50$50$50
Illuminated visor mirror, passenger  $50$50$50$50$50$50
Large energy flow and fuel economy display     $25  
LED headlights  $1000$1000$1000$1000$1000 
Power-folding mirrors  $50$50$50$50$50$50
Steering-linked headlights       $150
Visor mirror, driver$10$10      
Visor mirror, passenger$10$10      
Xenon HID headlights$500$500     $500
Seats and Interior Trim 
Center armrest(s), second row  $50$50$50$50$50$50
Door sill trim plates$100$100 $100$100$100$100$100
Folding second row seats   $300$300$300$300$300
Heated front seats       $200
Heated second row seats       $200
Leather door panel trim$250$250      
Leather-wrapped steering wheel  $150$150$150$150$150$150
Manual thigh support length adjuster, driver seat   $50$50$50$50$50
Manual thigh support length adjuster, passenger seat   $50$50$50$50$50
Memory system, passenger seat$150$150      
Metal pedals$75$75      
No leather in second row$-300$-300      
Power seatback bolsters, driver seat   $100$100$100$100$100
Power seatback bolsters, passenger seat   $100$100$100$100$100
Wood/leather-wrapped steering wheel$150$150      
Suspension, Wheels, and Tires 
Electronic systems calibration selector  $200$200$200$200$200$200
Performance steering system (optional)       $0
Sport suspension (upgrade)       $0
Transmission 
Downshift rev matching       $50
Steering-wheel-mounted transmission controls    $100$100  
Total Value of Features$9,695$10,745$5,400$7,225$7,325$7,350$6,075$8,025
Value of Feature Adjustments$4,295$5,345$0$1,825$1,925$1,950$675$2,625
Value of Feature Adjustments-3,999-4,9760-1,707-1,799-1,810-631-2,443

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Specifications Comparison: Mercedes-Benz SLK vs. BMW 3-Series

Model Year20112016
ModelSLK3-Series
Body2dr Hardtop conv.4dr Sedan
Wheelbase95.7 in110.6 in
Length160.7 in182.5 in
Width70.4 in71.3 in
Height51.0 in56.3 in
Curb Weight3,210 lb.3,431 lb.
Fuel Capacity18.5 gal.15.8 gal.
Row 1 Headroom37.9 in40.3 in
Row 1 Shoulder Room52.2 in55.1 in
Row 1 Hip Room54.6 in0.0 in
Row 1 Legroom42.5 in42.0 in
Row 2 Headroom0.0 in37.7 in
Row 2 Shoulder Room0.0 in55.1 in
Row 2 Legroom0.0 in35.1 in
Cargo Volume,
Minimum
6.5 ft313.0 ft3
Cargo Volume,
Maximum
9.8 ft313.0 ft3

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Option Package Details
Mercedes-Benz SLK SLK300

Premium 1 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
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 Requested189088%
Total Not Requested25012%
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%

Option Package Details
Mercedes-Benz SLK SLK350

Premium 1 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
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 Requested189088%
Total Not Requested25012%
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%

Option Package Details
BMW 3-Series 320i

Navigation system
FeatureValueRequested?
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Media drive15Yes
In-vehicle Internet150No
Handwriting recognition200No
Siri Eyes Free support0No
S Voice support0No
4G LTE connectivity0No
Navigation map updates, three years0No
Traffic + travel information25No
App support0No
Remote app25No
Navigation system600Yes
Total Requested71564%
Total Not Requested40036%
Premium Package
FeatureValueRequested?
Sunroof900No
Power 4-way lumbar adjuster, passenger seat150Yes
Proximity key250No
Satellite radio - one year subscription250No
Hands-free trunk or liftgate100No
Power 4-way lumbar adjuster, driver seat150Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat50Yes
Power fore-aft adjuster, driver seat100Yes
Total Requested142547%
Total Not Requested162553%

Option Package Details
BMW 3-Series 328i

Navigation system
FeatureValueRequested?
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Media drive15Yes
In-vehicle Internet150No
Handwriting recognition200No
Siri Eyes Free support0No
S Voice support0No
4G LTE connectivity0No
Navigation map updates, three years0No
Traffic + travel information25No
App support0No
Remote app25No
Navigation system600Yes
Total Requested71564%
Total Not Requested40036%
Premium Package
FeatureValueRequested?
Sunroof900No
LED headlights1000No
Power 4-way lumbar adjuster, passenger seat150Yes
Proximity key250No
Satellite radio - one year subscription250No
Hands-free trunk or liftgate100No
Power 4-way lumbar adjuster, driver seat150Yes
Total Requested30011%
Total Not Requested250089%

Option Package Details
BMW 3-Series 328d

Navigation system
FeatureValueRequested?
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Media drive15Yes
In-vehicle Internet150No
Handwriting recognition200No
Siri Eyes Free support0No
S Voice support0No
4G LTE connectivity0No
Navigation map updates, three years0No
Traffic + travel information25No
App support0No
Remote app25No
Navigation system600Yes
Total Requested71564%
Total Not Requested40036%
Premium Package
FeatureValueRequested?
Sunroof900No
LED headlights1000No
Power 4-way lumbar adjuster, passenger seat150Yes
Proximity key250No
Satellite radio - one year subscription250No
Hands-free trunk or liftgate100No
Power 4-way lumbar adjuster, driver seat150Yes
Total Requested30011%
Total Not Requested250089%

Option Package Details
BMW 3-Series 330e

Navigation system
FeatureValueRequested?
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Media drive15Yes
In-vehicle Internet150No
Handwriting recognition200No
Siri Eyes Free support0No
S Voice support0No
4G LTE connectivity0No
Navigation map updates, three years0No
Traffic + travel information25No
App support0No
Remote app25No
Navigation system600Yes
Total Requested71564%
Total Not Requested40036%
Premium Package
FeatureValueRequested?
Sunroof900No
LED headlights1000No
Power 4-way lumbar adjuster, passenger seat150Yes
Proximity key250No
Satellite radio - one year subscription250No
Hands-free trunk or liftgate100No
Power 4-way lumbar adjuster, driver seat150Yes
Total Requested30011%
Total Not Requested250089%

Option Package Details
BMW 3-Series 340i

Navigation system
FeatureValueRequested?
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Media drive15Yes
In-vehicle Internet150No
Handwriting recognition200No
Siri Eyes Free support0No
S Voice support0No
4G LTE connectivity0No
Navigation map updates, three years0No
Traffic + travel information25No
App support0No
Remote app25No
Navigation system600Yes
Total Requested71564%
Total Not Requested40036%

Option Package Details
BMW 3-Series M3

Leather seating surfaces
FeatureValueRequested?
Leather seating surfaces450Yes
Upgraded leather upholstery-450No
Total Requested45064%
Total Not Requested-45036%
Executive Package
FeatureValueRequested?
Heated second row seats200No
Obstacle detection, rear250No
Rearview camera200No
Heated steering wheel100No
Head-up display (HUD)350No
Headlight washers50Yes
Obstacle detection, front150No
Total Requested504%
Total Not Requested125096%

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