BMW 3-Series BMW 3-Series 2021 Mercedes-Benz SLK Mercedes-Benz SLK 2013
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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: $75,435

Mercedes-Benz SLK SLK55 AMG   
Difference: $110

Calculate Payments

  Down Payment Interest Rate Term
Model Year20212013
Model3-SeriesSLK
TrimM3SLK55 AMG
Body4dr Sedan2dr Hardtop conv.
Base Price $69,900 $67,990
Executive Package 4,100  
Metallic paint (extra cost) 550 720
Leather seating surfaces 0  
Aluminum trim 0  
Sunroof 0  
Lighting Package   1,290
Multimedia Package   2,150
Automatic climate control, front   760
Obstacle detection, rear   970
Proximity key   650
Executive Package 3,770  
Metallic paint (extra cost) 505 670
Leather seating surfaces 0  
Aluminum trim 0  
Sunroof 0  
Lighting Package   1,200
Multimedia Package   2,000
Automatic climate control, front   707
Obstacle detection, rear   902
Proximity key   605
Options (change) 4,650 6,540
Options (change) 4,275 6,084
Destination 995 905
Total Price $75,545 $75,435

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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

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: Mercedes-Benz SLK SLK55 AMG
Lowest Adjusted Invoice: BMW 3-Series M3
TrueDelta Adjusted Price Difference: $4,155
TrueDelta Adjusted Invoice Difference: $61,185
Model Year20212013
Model3-SeriesSLK
TrimM3SLK55 AMG
Body4dr Sedan2dr Hardtop conv.
Engine473hp I6415hp V8
TransmissionM6T7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)16/23 MPG19/28 MPG
Audio (watts, speakers)600, 16500, 11
Tire (rear if not all the same)275/40-18235/40-18
Total Price$75,545$75,435
Adjustments for Features0-4,045
Feature-Adjusted Total Price$75,545$71,390

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

Model Year20212013
Model3-SeriesSLK
TrimM3SLK55 AMG
Body4dr Sedan2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manual$150 
7-speed manually-shiftable automatic $1200
RWD$0$0
Accessories 
Hands-free trunk or liftgate$100 
Heated steering wheel$100 
Parking guidance system - passive $250
Power rear side windows$200 
Semi-automated parking system$500 
Tilt/telescoping steering wheel, manual$250 
Tilt/telescoping steering wheel, power $350
Brakes, Airbags, and Other Safety 
Around view cameras$500 
Driver drowsiness monitor $150
Roll bar $200
Temporary spare tire $150
Torque vectoring, brake-based $100
Wide-view front camera$150 
Cargo Management 
Air-conditioned storage compartment$50 
Climate Control 
Automatic air recirculation$100 
Rear air vents with manual controls$150 
Drivetrain 
Active rear differential$500 
Engine / Motor 
Dual-mode exhaust, switchable $500
Regenerative braking$0 
Exterior 
Black exterior trim (optional)$0 
Body kit $0
Painted brake calipers (optional)$0 
Power retractable hardtop $6750
Sport rocker panels (optional)$0 
Sunroof$900 
Infotainment 
4G LTE connectivity$0 
CD changer, in-dash $325
CD player$125 
Handwriting recognition$200 
Navigation map updates, three years$0 
S Voice support$0 
Satellite radio $200
Satellite radio - one year subscription$250 
SD Card slot $25
Siri Eyes Free support$0 
SMS text-to-speech reader $25
Telematics service, such as OnStar$200 
Telematics service, such as OnStar, with navigation $225
Voice control for external devices$0 
Instruments, Lights, and Mirrors 
Analog clock $25
Fog light, rear $100
Head-up display (HUD)$350 
Illuminated visor mirror, driver$50 
Illuminated visor mirror, passenger$50 
LED headlights$1000 
Visor mirror, driver $10
Visor mirror, passenger $10
Xenon HID headlights $500
Seats and Interior Trim 
Center armrest(s), second row$50 
Folding second row seats$300 
Heated second row seats$200 
Leather door panel trim $250
Manual thigh support length adjuster, driver seat$50 
Manual thigh support length adjuster, passenger seat$50 
Memory system, passenger seat $150
Metal pedals $75
Neck-level heating, front seats $150
No leather in second row $-300
Power seatback bolsters, driver seat$100 
Power seatback bolsters, passenger seat$100 
Synthetic suede inserts in leather seating surfaces $0
Suspension, Wheels, and Tires 
Adaptive dampers - electrical$500 
Electronic systems calibration selector$200 
Performance steering system (optional)$0 
Transmission 
Downshift rev matching$50 
Steering-wheel-mounted transmission controls $100
Total Value of Features$7,475$11,520
Value of Feature Adjustments$0$4,045
Value of Feature Adjustments0-3,765

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See a complete comparison of BMW 3-Series vs. Mercedes-Benz SLK features.

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

Model Year20212013
Model3-SeriesSLK
Body4dr Sedan2dr Hardtop conv.
Wheelbase112.2 in95.7 in
Length185.7 in162.8 in
Width71.9 in71.5 in
Height56.8 in51.2 in
Curb Weight3,840 lb.3,583 lb.
Fuel Capacity15.6 gal.15.9 gal.
Row 1 Headroom38.7 in38.0 in
Row 1 Shoulder Room56.0 in52.2 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 ft36.4 ft3
Cargo Volume,
Maximum		16.910.1 ft3

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See a complete comparison of BMW 3-Series vs. Mercedes-Benz SLK specs.

Option Package Details
BMW 3-Series M3

Executive Package
FeatureValueRequested?
Heated second row seats200No
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Heated steering wheel100No
Head-up display (HUD)350No
Headlight washers50Yes
Steering-linked headlights150Yes
Auto-dimming headlights200Yes
Semi-automated parking system500No
Around view cameras300No
Wide-view front camera150No
Total Requested80033%
Total Not Requested160067%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Total Requested325100%
Total Not Requested00%
Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Parking guidance system - passive250Yes
Total Requested650100%
Total Not Requested00%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Headlight washers50Yes
Auto-dimming headlights200Yes
Total Requested900100%
Total Not Requested00%
Multimedia Package
FeatureValueRequested?
Navigation system600Yes
CD changer, in-dash200No
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Media drive, large15Yes
Traffic + travel information25Yes
SD Card slot25No
In-vehicle Internet150Yes
App support0Yes
Total Requested89080%
Total Not Requested22520%

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