BMW 3-Series BMW 3-Series 2012 Mercedes-Benz SL Mercedes-Benz SL 2018

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

Lowest Total Price: $77,845

BMW 3-Series M3   
Difference: $76,000

Calculate Payments

  Down Payment Interest Rate Term
Model Year201220182018
Model3-SeriesSLSL
TrimM3AMG SL63AMG SL65
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $68,750 $152,850 $222,000
Premium Package 2,500    
Metallic paint (extra cost) 550    
Wood trim 0 0 0
Adaptive dampers - electrical 1,000    
Auto-dimming headlights 250    
Heated front seats 500    
Leather door panel trim 1,100    
App support 250    
Rear spoiler 0    
Satellite radio - one year subscription 350    
Premium Package 2,275    
Metallic paint (extra cost) 500    
Wood trim 0 0 0
Adaptive dampers - electrical 910    
Auto-dimming headlights 230    
Heated front seats 455    
Leather door panel trim 1,000    
App support 230    
Rear spoiler 0    
Satellite radio - one year subscription 320    
Options (change) 6,500 0 0
Options (change) 5,920 0 0
Destination 895 995 995
Gas Tax 1,700 0 1,300
Total Price $77,845 $153,845 $224,295

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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 SL dealer quotes from dealers using our car quote form.

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

Lowest Adjusted Price: BMW 3-Series M3
Lowest Adjusted Invoice: Mercedes-Benz SL AMG SL63
TrueDelta Adjusted Price Difference: $62,615
TrueDelta Adjusted Invoice Difference: $71,037
Model Year201220182018
Model3-SeriesSLSL
TrimM3AMG SL63AMG SL65
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine414hp V8577hp V8621hp V12
TransmissionM6T7T7
DrivetrainRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)180, 8600, 11900, 12
Tire (rear if not all the same)245/40-18255/35-19255/35-19
Total Price$77,845$153,845$224,295
Adjustments for Features0-13,385-17,485
Feature-Adjusted Total Price$77,845$140,460$206,810
Cost Above Minimum$0$0$66,350

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

Model Year201220182018
Model3-SeriesSLSL
TrimM3AMG SL63AMG SL65
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manual$150  
7-speed manually-shiftable automatic $1200$1200
RWD$0$0$0
Accessories 
Adaptive cruise control, all-speed  $850
Cruise control$150$150 
Hands-free trunk or liftgate $100$100
Power door closers  $300
Power rear side windows$200  
Power trunk closer $350$350
Semi-automated parking system $500$500
Tilt/telescoping steering wheel, manual$250  
Tilt/telescoping steering wheel, power $350$350
Wind blocker, power small $300$300
Brakes, Airbags, and Other Safety 
Automatic braking, high-speed or partial $200$200
Automatic braking, low-speed $200$200
Blind spot collision prevention  $150
Blind spot warning system  $200
Brake- or yaw-sensor-initiated collision preparation system $0 
Collision preparation system, rear  $100
Cross-traffic detection for collision preparation system  $0
Cross-traffic warning, rear  $100
Driver drowsiness monitor $150$150
Forward collision warning $200$200
Knee airbag, driver $75$75
Knee airbag, passenger $75$75
Lane departure warning  $200
Lane keeping assist  $400
Obstacle detection, front $150$150
Pedestrian detection  $50
Radar- or camera-based collision preparation system  $0
Rearview camera $200$200
Side curtain airbags $350$350
Torque vectoring, brake-based $100$100
Cargo Management 
Storage compartment under front seat(s) $50$50
Climate Control 
Adaptive windshield washer system $0$0
Heated washer fluid system $50$50
Heated windshield washer nozzles$15  
Rear air vents with manual controls$150  
Washer fluid outlets in wiper blade $100$100
Wiper de-icer $25$25
Engine / Motor 
Dual-mode exhaust, switchable $500$500
Raised top speed limiter $0$0
Exterior 
Electronically-variable tint, sunroof or glass roof panel  $2000
Glass roof panel(s) $300$300
Sport rocker panels (optional)$0  
Infotainment 
Android Auto support $100$100
Apple CarPlay support $100$100
In-vehicle Internet $150$150
Navigation map updates, three years $0$0
Satellite radio $200$200
Satellite radio - one year subscription$250  
SD Card slot $25$25
Surround sound $250$250
Telematics service, such as OnStar$200  
Telematics service, such as OnStar, with navigation $225$225
Traffic + travel information $25$25
Traffic information$25  
Voice control for external devices$0  
Wi-Fi hotspot $50$50
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror$75  
Chronometer $100$100
Compass$0  
Cornering lights $50$50
Fog light, rear $100$100
Interior ambient lighting$150  
Interior ambient lighting, configurable $150$150
LED headlights $1000$1000
Power-folding mirrors$50  
Xenon HID headlights$500  
Seats and Interior Trim 
Aluminum trim$100  
Automatic seat bolsters, driver $300$300
Automatic seat bolsters, front passenger $300$300
Cooled or ventilated front seats $300$300
Door sill trim plates$100  
Folding second row seats w/o opening to trunk$75  
Illuminated door sill trim plates $200$200
Manual thigh support length adjuster, driver seat$50  
Manual thigh support length adjuster, passenger seat$50  
Massage, driver seat $100$100
Massage, passenger seat $100$100
Memory system, passenger seat $150$150
Metal pedals $75$75
Neck-level heating, front seats $150$150
No leather in second row $-300$-300
Power seatback bolsters, driver seat$100  
Power seatback bolsters, passenger seat$100  
Power thigh support length adjuster, driver seat $100$100
Power thigh support length adjuster, passenger seat $100$100
Synthetic suede headliner $650$650
Upholstered instrument panel, leather $1000$1000
Suspension, Wheels, and Tires 
Active curve tilting $1000$1000
Adaptive dampers - electrical$500  
Adaptive hydraulic struts, auto-leveling and ht. adjustable $4000$4000
Sport suspension (upgrade)$0$0 
Ultra-sport suspension (upgrade)  $0
Transmission 
Launch control $100 
Steering-wheel-mounted transmission controls $100$100
Total Value of Features$3,240$16,625$20,725
Value of Feature Adjustments$0$13,385$17,485
Value of Feature Adjustments0-87-179

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

Model Year20122018
Model3-SeriesSL
Body2dr Hardtop conv.2dr Hardtop conv.
Wheelbase108.7 in101.7 in
Length180.6 in182.3 in
Width70.2 in73.9 in
Height54.5 in51.2 in
Curb Weight3,793 lb.3,827 lb.
Fuel Capacity16.1 gal.19.8 gal.
Row 1 Headroom38.0 in39.1 in
Row 1 Shoulder Room55.3 in55.5 in
Row 1 Legroom41.8 in42.9 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 ft38.5 ft3
Cargo Volume,
Maximum
12.2 ft313.5 ft3

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Option Package Details
BMW 3-Series M3

Premium Package
FeatureValueRequested?
Universal garage door opener100Yes
Obstacle detection, rear250Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Aluminum trim100No
Proximity key250Yes
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Navigation system600Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Traffic information25Yes
Media drive, large15Yes
Total Requested141586%
Total Not Requested22514%

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