Mercedes-Benz SL Mercedes-Benz SL 2008 BMW 4-Series BMW 4-Series 2020

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Mercedes-Benz SL vs. BMW 4-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 SL vs. BMW 4-Series Invoice Comparison

Lowest Total Price: $85,395

BMW 4-Series M4   
Difference: $52,920

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082020
ModelSL4-Series
TrimSL600M4
Body2dr Hardtop conv.2dr Hardtop conv.
Base Price $133,200 $77,650
Obstacle detection, rear 1,130 750
Voice control for nav and audio 510  
Full Merino Leather   2,550
Metallic paint (extra cost)   550
Wood trim   0
7-speed automated manual   2,900
Obstacle detection, rear 1,051 690
Voice control for nav and audio 474  
Full Merino Leather   2,345
Metallic paint (extra cost)   505
Wood trim   0
7-speed automated manual   2,670
Options (change) 1,640 6,750
Options (change) 1,525 6,210
Destination 875 995
Gas Tax 2,600 0
Total Price $138,315 $85,395

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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 SL dealer quotes or BMW 4-Series dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Mercedes-Benz SL vs. BMW 4-Series

Lowest Adjusted Price and Invoice: BMW 4-Series M4
TrueDelta Adjusted Price Difference: $51,435
TrueDelta Adjusted Invoice Difference: $120,107
Model Year20082020
ModelSL4-Series
TrimSL600M4
Body2dr Hardtop conv.2dr Hardtop conv.
Engine510hp V12425hp I6
TransmissionT5S7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)11/18 MPG17/23 MPG
Audio (watts, speakers)250, 8600, 16
Tire (rear if not all the same)255/40-18255/40-18
Total Price$138,315$85,395
Adjustments for Features-1,4850
Feature-Adjusted Total Price$136,830$85,395

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Features Comparison: Mercedes-Benz SL vs. BMW 4-Series

Model Year20082020
ModelSL4-Series
TrimSL600M4
Body2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000 
7-speed automated manual $1200
RWD$0$0
Accessories 
Hands-free trunk or liftgate $100
Power rear side windows $200
Power trunk closer$350 
Remote app $25
Tilt/telescoping steering wheel, manual $250
Tilt/telescoping steering wheel, power$350 
Wind blocker $300
Wind blocker, small$100 
Brakes, Airbags, and Other Safety 
Knee airbag, passenger $75
Rearview camera $200
Side curtain airbags $350
Temporary spare tire$150 
Cargo Management 
Rear seat pass-through $100
Second-row low console $100
Storage compartment under front seat(s)$50 
Climate Control 
Rear air vents with manual controls $150
Wiper de-icer$25 
Drivetrain 
Active rear differential $500
Engine / Motor 
Automatic start / stop $150
Regenerative braking $0
Exterior 
Black exterior trim (optional) $0
Painted brake calipers (optional) $0
Sport rocker panels (optional) $0
Infotainment 
4G LTE connectivity $0
App support $0
Aux input $50
Bluetooth audio streaming $25
CD changer, remote$200 
DVD-compatible player $0
Handwriting recognition $200
HD radio $50
In-vehicle Internet $150
Media drive $15
Navigation map updates, three years $0
S Voice support $0
Satellite radio$200 
Satellite radio - one year subscription $250
Siri Eyes Free support $0
Traffic + travel information $25
USB port $25
Voice control for external devices $0
Instruments, Lights, and Mirrors 
Compass $0
Cornering lights$50 
Fog light, rear$100 
Fog lights$125 
Headlight washers$50 
LED headlights $1000
Power-folding mirrors $50
Xenon HID headlights$500 
Seats and Interior Trim 
Center armrest(s), second row $50
Cooled or ventilated front seats$300 
Folding second row seats $300
Leather-wrapped steering wheel $150
Manual thigh support length adjuster, driver seat $50
Manual thigh support length adjuster, passenger seat $50
Memory system, passenger seat$150 
Metal pedals$75 
No leather in second row$-300 
Power headrest height adjuster, driver seat$50 
Power headrest height adjuster, passenger seat$50 
Power thigh support length adjuster, driver seat$100 
Power thigh support length adjuster, passenger seat$100 
Synthetic suede headliner$650 
Wood/leather-wrapped steering wheel$150 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500
Adaptive hydraulic struts, auto-leveling and ht. adjustable$4000 
Electronic systems calibration selector $200
Performance steering system (optional) $0
Sport suspension (upgrade) $0
Transmission 
Downshift rev matching $50
Launch control $100
Steering-wheel-mounted transmission controls $100
Total Value of Features$8,575$7,090
Value of Feature Adjustments$1,485$0
Value of Feature Adjustments-1,3840

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Specifications Comparison: Mercedes-Benz SL vs. BMW 4-Series

Model Year20082020
ModelSL4-Series
Body2dr Hardtop conv.2dr Hardtop conv.
Wheelbase100.8 in110.6 in
Length178.5 in182.6 in
Width71.5 in71.9 in
Height51.0 in54.5 in
Curb Weight4,455 lb.3,915 lb.
Fuel Capacity21.1 gal.15.8 gal.
Row 1 Headroom37.7 in40.4 in
Row 1 Shoulder Room54.0 in55.3 in
Row 1 Hip Room53.9 in0.0 in
Row 1 Legroom42.9 in42.2 in
Row 2 Headroom0.0 in37.1 in
Row 2 Shoulder Room0.0 in49.8 in
Row 2 Legroom0.0 in33.1 in
Cargo Volume,
Minimum
7.3 ft37.8 ft3
Cargo Volume,
Maximum
10.2 ft313.0 ft3

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Option Package Details
BMW 4-Series M4

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Total Requested400100%
Total Not Requested00%
7-speed automated manual
FeatureValueRequested?
7-speed automated manual0Yes
Steering-wheel-mounted transmission controls100No
Launch control100No
Total Requested00%
Total Not Requested200100%
Full Merino Leather
FeatureValueRequested?
Leather upholstery, extended coverage450No
Leather door panel trim250Yes
Upholstered instrument panel, leather1000Yes
Total Requested125074%
Total Not Requested45026%

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