BMW 3-Series BMW 3-Series 2019 Mercedes-Benz SLK Mercedes-Benz SLK 2008

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

Lowest Total Price: $47,195

BMW 3-Series 330i   
Difference: $7,070

Lowest Total Invoice: $44,585

BMW 3-Series 330i   
Difference: $5,941

Calculate Payments

  Down Payment Interest Rate Term
Model Year2019200820082008
Model3-SeriesSLKSLKSLK
Trim330iSLK280SLK350SLK55 AMG
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $40,250 $44,150 $49,450 $63,200
Base Invoice $38,115 $41,060 $45,988 $58,776
Luxury Design 0      
Navigation system 1,700 1,200 1,200 1,200
Convenience Tier 1,750      
Metallic paint (extra cost) 550 710 710 710
Leather seating surfaces 1,450      
Heated front seats 500      
Premium II Package   3,995 3,995 1,410
Heating Package   980 980  
Lighting Package   1,010 1,010 1,010
Tires, run-flat   250 250  
Automatic climate control, front   720 720 720
iPod integration   375 375 375
Appearance Package     1,000  
Luxury Design 0      
Navigation system 1,565 1,116 1,116 1,116
Convenience Tier 1,610      
Metallic paint (extra cost) 505 659 659 659
Leather seating surfaces 1,335      
Heated front seats 460      
Premium II Package   3,715 3,715 1,311
Heating Package   911 911  
Lighting Package   939 939 939
Tires, run-flat   232 232  
Automatic climate control, front   670 670 670
iPod integration   349 349 349
Appearance Package     930  
Options (change) 5,950 9,240 10,240 5,425
Options (change) 5,475 8,591 9,521 5,044
Destination 995 875 875 875
Gas Tax 0 0 0 1,300
Total Price $47,195 $54,265 $60,565 $70,800
Total Invoice $44,585 $50,526 $56,384 $65,995

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

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

Lowest Adjusted Price and Invoice: BMW 3-Series 330i
TrueDelta Adjusted Price Difference: $5,165
TrueDelta Adjusted Invoice Difference: $4,167
Model Year2019200820082008
Model3-SeriesSLKSLKSLK
Trim330iSLK280SLK350SLK55 AMG
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine255hp I4228hp V6268hp V6355hp V8
TransmissionT8M6T7T7
DrivetrainRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)205, 9380, 11380, 11380, 11
Tire (rear if not all the same)225/45-18205/55-16225/45-17225/40-18
Total Price$47,195$54,265$60,565$70,800
Adjustments for Features0-1,905-3,255-3,055
Feature-Adjusted Total Price$47,195$52,360$57,310$67,745
Cost Above Minimum$0$0$4,950$15,385
Total Invoice$44,585$50,526$56,384$65,995
Adjustments for Features0-1,774-3,030-2,848
Feature-Adjusted Total Invoice$44,585$48,752$53,354$63,147
Cost Above Minimum$0$0$4,602$14,395

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

Model Year2019200820082008
Model3-SeriesSLKSLKSLK
Trim330iSLK280SLK350SLK55 AMG
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300   
6-speed manual $150  
7-speed manually-shiftable automatic  $1200$1200
RWD$0$0$0$0
Accessories 
Hands-free trunk or liftgate$100   
Power rear side windows$200   
Proximity key$250   
Remote app$25   
Tilt/telescoping steering wheel, manual$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   
Rearview camera$200   
Side curtain airbags$350   
Temporary spare tire $150$150$150
Tires, run-flat$150$150$150 
Cargo Management 
Air-conditioned storage compartment$50   
Climate Control 
Automatic air recirculation$100   
Rear air vents with manual controls$150   
Engine / Motor 
Automatic start / stop$150   
Regenerative braking$0   
Exterior 
Body kit   $0
Power retractable hardtop $6750$6750$6750
Rear spoiler   $200
Sunroof$900   
Infotainment 
4G LTE connectivity$0   
App support$0   
Bluetooth audio streaming$25   
DVD-compatible player$0   
Handwriting recognition$200   
HD radio$50   
In-vehicle Internet$150   
iPod integration $100$100$100
Media drive$15   
MP3-compatible player$50   
Navigation map updates, three years$0   
S Voice support$0   
Satellite radio $200$200$200
Satellite radio - one year subscription$250   
Siri Eyes Free support$0   
Surround sound $250$250$250
Traffic + travel information$25   
USB port$25   
Voice control for external devices$0   
Voice control for nav and audio$100   
Instruments, Lights, and Mirrors 
Analog clock $25$25$25
Compass$0   
Cornering lights $50$50$50
Fog light, rear $100$100$100
Headlight washers $50$50$50
Illuminated visor mirror, driver$50   
Illuminated visor mirror, passenger$50   
LED headlights$1000   
Power-folding mirrors$50   
Visor mirror, driver $10$10$10
Visor mirror, passenger $10$10$10
Xenon HID headlights $500$500$500
Seats and Interior Trim 
Aluminum trim   $100
Center armrest(s), second row$50   
Folding second row seats$300   
Leather door panel trim $250$250$250
Leather-wrapped steering wheel$150$150 $150
Manual thigh support length adjuster, driver seat$50   
Manual thigh support length adjuster, passenger seat$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   
Power seatback bolsters, passenger seat$100   
Synthetic suede inserts in leather seating surfaces   $0
Wood trim$300 $300 
Wood/leather-wrapped steering wheel  $150 
Suspension, Wheels, and Tires 
Electronic systems calibration selector$200   
Sport suspension (upgrade)   $0
Transmission 
Steering-wheel-mounted transmission controls   $100
Total Value of Features$7,515$9,420$10,770$10,570
Value of Feature Adjustments$0$1,905$3,255$3,055
Value of Feature Adjustments0-1,774-3,030-2,848

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

Model Year20192008
Model3-SeriesSLK
Body4dr Sedan2dr Hardtop conv.
Wheelbase112.2 in95.7 in
Length185.7 in160.7 in
Width71.9 in70.4 in
Height56.8 in51.0 in
Curb Weight3,590 lb.3,210 lb.
Fuel Capacity15.6 gal.18.5 gal.
Row 1 Headroom38.7 in37.9 in
Row 1 Shoulder Room56.0 in52.2 in
Row 1 Hip Room0.0 in54.6 in
Row 1 Legroom42.0 in42.5 in
Row 2 Headroom37.6 in0.0 in
Row 2 Shoulder Room54.6 in0.0 in
Row 2 Legroom35.2 in0.0 in
Cargo Volume,
Minimum
16.9 ft36.5 ft3
Cargo Volume,
Maximum
16.99.8 ft3

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Option Package Details
BMW 3-Series 330i

Luxury Design
FeatureValueRequested?
Additional chrome trim0No
Bright-finished exhaust tip(s)25Yes
Chrome interior accents (optional)0No
Total Requested25100%
Total Not Requested00%
Navigation system
FeatureValueRequested?
DVD-compatible player0No
Voice control for nav and audio100No
Media drive15No
In-vehicle Internet150No
Handwriting recognition200No
Siri Eyes Free support0No
S Voice support0No
4G LTE connectivity0No
Navigation map updates, three years0No
Navigation system600Yes
Traffic + travel information25No
Remote app25No
Total Requested60054%
Total Not Requested51546%
Convenience Tier
FeatureValueRequested?
Sunroof900No
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 Requested30017%
Total Not Requested150083%

Option Package Details
Mercedes-Benz SLK SLK280

Premium II Package
FeatureValueRequested?
Bluetooth cell phone link100Yes
Surround sound250No
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
Rain-sensing wipers175Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Satellite radio200Yes
Power height adjuster, passenger seat50Yes
Tilt/telescoping steering wheel, power100No
Power tilt adjuster, passenger seat50Yes
Power fore-aft adjuster, driver seat100Yes
Auto-dimming driver-side mirror75Yes
Power height adjuster, driver seat50Yes
Remote window/roof operation15Yes
Power tilt adjuster, driver seat50Yes
Mirror tilt-down in reverse25Yes
Power recliner, driver seat100Yes
Interior ambient lighting150Yes
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
Total Requested214072%
Total Not Requested85028%
Heating Package
FeatureValueRequested?
Heated front seats200Yes
Neck-level heating, front seats150No
Total Requested20057%
Total Not Requested15043%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%

Option Package Details
Mercedes-Benz SLK SLK350

Premium II Package
FeatureValueRequested?
Bluetooth cell phone link100Yes
Surround sound250No
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
Rain-sensing wipers175Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Satellite radio200Yes
Power height adjuster, passenger seat50Yes
Tilt/telescoping steering wheel, power100No
Power tilt adjuster, passenger seat50Yes
Power fore-aft adjuster, driver seat100Yes
Auto-dimming driver-side mirror75Yes
Power height adjuster, driver seat50Yes
Remote window/roof operation15Yes
Power tilt adjuster, driver seat50Yes
Mirror tilt-down in reverse25Yes
Power recliner, driver seat100Yes
Interior ambient lighting150Yes
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
Total Requested214072%
Total Not Requested85028%
Appearance Package
FeatureValueRequested?
Wood trim300Yes
225/45ZR17 tires200No
Wood/leather-wrapped steering wheel0No
245/40ZR17 tires200No
Total Requested30043%
Total Not Requested40057%
Heating Package
FeatureValueRequested?
Heated front seats200Yes
Neck-level heating, front seats150No
Total Requested20057%
Total Not Requested15043%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%
Premium II Package
FeatureValueRequested?
Bluetooth cell phone link100Yes
Surround sound250No
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
Total Requested15020%
Total Not Requested60080%

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