BMW 3-Series BMW 3-Series 2007 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: $50,695

BMW 3-Series 328i   
Difference: $3,570

Lowest Total Invoice: $46,630

BMW 3-Series 328i   
Difference: $3,896

Calculate Payments

  Down Payment Interest Rate Term
Model Year20072007200820082008
Model3-Series3-SeriesSLKSLKSLK
Trim328i335iSLK280SLK350SLK55 AMG
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $43,200 $49,100 $44,150 $49,450 $63,200
Base Invoice $39,745 $45,170 $41,060 $45,988 $58,776
Premium Package 2,650 1,550      
Metallic paint (extra cost) 475 475 710 710 710
iPod integration 400 400 375 375 375
Navigation system 2,100 2,100 1,200 1,200 1,200
Heated front seats 500 500      
Satellite radio 595 595      
Steering-wheel-mounted transmission controls   100      
Sport Package   1,300      
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
Appearance Package       1,000  
Premium Package 2,410 1,410      
Metallic paint (extra cost) 430 430 659 659 659
iPod integration 365 365 349 349 349
Navigation system 1,910 1,910 1,116 1,116 1,116
Heated front seats 455 455      
Satellite radio 540 540      
Steering-wheel-mounted transmission controls   90      
Sport Package   1,185      
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
Appearance Package       930  
Options (change) 6,720 7,020 9,240 10,240 5,425
Options (change) 6,110 6,385 8,591 9,521 5,044
Destination 775 775 875 875 875
Gas Tax 0 0 0 0 1,300
Total Price $50,695 $56,895 $54,265 $60,565 $70,800
Total Invoice $46,630 $52,330 $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.

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

Lowest Adjusted Price and Invoice: BMW 3-Series 328i
TrueDelta Adjusted Price Difference: $4,275
TrueDelta Adjusted Invoice Difference: $4,544
Model Year20072007200820082008
Model3-Series3-SeriesSLKSLKSLK
Trim328i335iSLK280SLK350SLK55 AMG
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine230hp I6300hp I6228hp V6268hp V6355hp V8
TransmissionM6M6M6T7T7
DrivetrainRWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 10?, 13380, 11380, 11380, 11
Tire (rear if not all the same)225/45-17225/40-18205/55-16225/45-17225/40-18
Total Price$50,695$56,895$54,265$60,565$70,800
Adjustments for Features-705-1,3550-1,350-1,150
Feature-Adjusted Total Price$49,990$55,540$54,265$59,215$69,650
Cost Above Minimum$0$5,550$0$4,950$15,385
Total Invoice$46,630$52,330$50,526$56,384$65,995
Adjustments for Features-648-1,2460-1,257-1,072
Feature-Adjusted Total Invoice$45,982$51,084$50,526$55,127$64,923
Cost Above Minimum$0$5,102$0$4,601$14,397

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

Model Year20072007200820082008
Model3-Series3-SeriesSLKSLKSLK
Trim328i335iSLK280SLK350SLK55 AMG
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manual$150$150$150  
7-speed manually-shiftable automatic   $1200$1200
RWD$0$0$0$0$0
Accessories 
Power rear side windows$200$200   
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 
Auto-raising roll bars / headrests$500$500   
Knee airbag, driver  $75$75$75
Knee airbag, passenger  $75$75$75
Tires, run-flat$150$150$150$150 
Cargo Management 
Air-conditioned storage compartment$50$50   
Climate Control 
Rear air vents with manual controls$150$150   
Exterior 
Body kit    $0
Rear spoiler    $200
Infotainment 
MP3-compatible player$50$50   
Surround sound $250$250$250$250
Traffic information$25$25   
Voice control for nav and audio$100$100   
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
Floor mats  $75$75$75
Folding second row seats w/o opening to trunk$75$75   
Leather-wrapped steering wheel$150$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
Neck-level heating, front seats  $150$150 
Power headrest height adjuster, driver seat$50$50   
Power headrest height adjuster, passenger seat$50$50   
Power seatback bolsters, driver seat $100   
Power seatback bolsters, passenger seat $100   
Synthetic suede inserts in leather seating surfaces    $0
Wood trim$300$300 $300 
Wood/leather-wrapped steering wheel   $150 
Suspension, Wheels, and Tires 
Sport suspension (upgrade) $0  $0
Transmission 
Steering-wheel-mounted transmission controls $100  $100
Total Value of Features$2,625$3,275$1,920$3,270$3,070
Value of Feature Adjustments$705$1,355$0$1,350$1,150
Value of Feature Adjustments-648-1,2460-1,257-1,072

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

Model Year20072008
Model3-SeriesSLK
Body2dr Hardtop conv.2dr Hardtop conv.
Wheelbase108.7 in95.7 in
Length180.6 in160.7 in
Width70.2 in70.4 in
Height54.5 in51.0 in
Curb Weight3,793 lb.3,210 lb.
Fuel Capacity16.1 gal.18.5 gal.
Row 1 Headroom38.0 in37.9 in
Row 1 Shoulder Room55.3 in52.2 in
Row 1 Hip Room0.0 in54.6 in
Row 1 Legroom41.8 in42.5 in
Row 2 Headroom36.5 in0.0 in
Row 2 Shoulder Room49.3 in0.0 in
Row 2 Legroom31.9 in0.0 in
Cargo Volume,
Minimum
9.0 ft36.5 ft3
Cargo Volume,
Maximum
12.2 ft39.8 ft3

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Option Package Details
BMW 3-Series 328i

Premium Package
FeatureValueRequested?
Leather seating surfaces900Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Telematics service, such as OnStar200Yes
Bluetooth cell phone link100Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Total Requested182594%
Total Not Requested1256%

Option Package Details
BMW 3-Series 335i

Premium Package
FeatureValueRequested?
Power 4-way lumbar adjuster, driver seat150Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Telematics service, such as OnStar200Yes
Bluetooth cell phone link100Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Total Requested92588%
Total Not Requested12512%
Sport Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
225/40WR18 tires200No
255/35WR18 tires200No
Manual thigh support adjuster, driver seat50No
Power seatback bolsters, driver100No
Manual thigh support adjuster, passenger seat50No
Power seatback bolsters, passenger seat100No
Alloy wheels, optional design0No
Front sport buckets100Yes
Total Requested35033%
Total Not Requested70067%

Option Package Details
Mercedes-Benz SLK SLK280

Premium II Package
FeatureValueRequested?
Bluetooth cell phone link100Yes
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
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 lighting150No
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
Total Requested224075%
Total Not Requested75025%
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 sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
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 lighting150No
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
Total Requested224075%
Total Not Requested75025%
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 sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
Total Requested40053%
Total Not Requested35047%

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