BMW 3-Series BMW 3-Series 2008 Mercedes-Benz SLK Mercedes-Benz SLK 2006

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

Join Us

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: $68,150

Mercedes-Benz SLK SLK55 AMG   
Difference: $5,020

Lowest Total Invoice: $63,525

Mercedes-Benz SLK SLK55 AMG   
Difference: $4,115

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082006
Model3-SeriesSLK
TrimM3SLK55 AMG
Body2dr Hardtop conv.2dr Hardtop conv.
Base Price $64,950 $61,500
Base Invoice $59,935 $57,195
7-speed automated manual 2,700  
Premium Package 1,350 1,470
Metallic paint (extra cost) 550 690
Heated front seats 500  
Rear spoiler 0  
Satellite radio - one year subscription 595  
Lighting Package   990
Satellite radio   500
Bluetooth cell phone link   925
7-speed automated manual 2,455  
Premium Package 1,230 1,367
Metallic paint (extra cost) 500 642
Heated front seats 455  
Rear spoiler 0  
Satellite radio - one year subscription 540  
Lighting Package   921
Satellite radio   465
Bluetooth cell phone link   860
Options (change) 5,695 4,575
Options (change) 5,180 4,255
Destination 825 775
Gas Tax 1,700 1,300
Total Price $73,170 $68,150
Total Invoice $67,640 $63,525

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 3-Series 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 3-Series vs. Mercedes-Benz SLK

Lowest Adjusted Price and Invoice: Mercedes-Benz SLK SLK55 AMG
TrueDelta Adjusted Price Difference: $3,215
TrueDelta Adjusted Invoice Difference: $2,446
Model Year20082006
Model3-SeriesSLK
TrimM3SLK55 AMG
Body2dr Hardtop conv.2dr Hardtop conv.
Engine414hp V8355hp V8
TransmissionS7T7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)14/20 MPG16/22 MPG
Audio (watts, speakers)?, 10?, 9
Tire (rear if not all the same)245/40-18225/40-18
Total Price$73,170$68,150
Adjustments for Features-1,8050
Feature-Adjusted Total Price$71,365$68,150
Total Invoice$67,640$63,525
Adjustments for Features-1,6690
Feature-Adjusted Total Invoice$65,971$63,525

Return to top

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

Model Year20082006
Model3-SeriesSLK
TrimM3SLK55 AMG
Body2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
7-speed automated manual$1200 
7-speed manually-shiftable automatic $1200
RWD$0$0
Accessories 
Power rear side windows$200 
Tilt/telescoping steering wheel, manual$250 
Tilt/telescoping steering wheel, power $350
Wind blocker, small $100
Brakes, Airbags, and Other Safety 
Auto-raising roll bars / headrests$500 
Knee airbag, driver $75
Knee airbag, passenger $75
Tire-pressure monitor$75 
Cargo Management 
Air-conditioned storage compartment$50 
Climate Control 
Rear air vents with manual controls$150 
Drivetrain 
Limited-slip rear differential$300 
Exterior 
Body kit $0
Infotainment 
Aux input$50 
MP3-compatible player$50 
Instruments, Lights, and Mirrors 
Analog clock $25
Auto-dimming passenger-side mirror$75 
Compass$0 
Cornering lights $50
Fog light, rear $100
Headlight washers $50
Illuminated visor mirror, driver$50 
Illuminated visor mirror, passenger$50 
Power-folding mirrors$50 
Steering-linked headlights$150 
Visor mirror, driver $10
Visor mirror, passenger $10
Seats and Interior Trim 
Floor mats $75
Folding second row seats w/o opening to trunk$75 
Manual thigh support length adjuster, driver seat$50 
Manual thigh support length adjuster, passenger seat$50 
Memory system, passenger seat $150
Power 4-way lumbar adjuster, driver seat$150 
Power 4-way lumbar adjuster, passenger seat$150 
Power headrest height adjuster, driver seat$50 
Power headrest height adjuster, passenger seat$50 
Power seatback bolsters, driver seat$100 
Power seatback bolsters, passenger seat$100 
Synthetic suede inserts in leather seating surfaces $0
Suspension, Wheels, and Tires 
Sport suspension (upgrade) $0
Ultra-sport suspension (upgrade)$0 
Transmission 
Launch control$100 
Total Value of Features$4,075$2,270
Value of Feature Adjustments$1,805$0
Value of Feature Adjustments-1,6690

Return to top

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

Model Year20082006
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 Weight4,145 lb.3,420 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

Return to top

Option Package Details
BMW 3-Series M3

Premium Package
FeatureValueRequested?
Universal garage door opener100Yes
Telematics service, such as OnStar200Yes
Bluetooth cell phone link100Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Aluminum trim100No
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Total Requested47568%
Total Not Requested22532%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%
Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Universal garage door opener100Yes
Rain-sensing wipers175Yes
Total Requested475100%
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 and Wagons.
See TrueDelta's information for all BMW models.