BMW 3-Series BMW 3-Series 2008 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: $75,920

BMW 3-Series M3   
Difference: $79,425

Calculate Payments

  Down Payment Interest Rate Term
Model Year200820182018
Model3-SeriesSLSL
TrimM3AMG SL63AMG SL65
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $64,950 $152,850 $222,000
Premium Package 1,350    
Technology Package 3,250    
Metallic paint (extra cost) 550    
Wood trim 0 0 0
HD radio 350    
iPod integration 400    
Heated front seats 500    
Leather door panel trim 1,100    
Obstacle detection, rear 350    
Rear spoiler 0    
Satellite radio - one year subscription 595    
Ultra-sport suspension (upgrade)   1,500  
Premium Package 1,230    
Technology Package 2,960    
Metallic paint (extra cost) 500    
Wood trim 0 0 0
HD radio 315    
iPod integration 365    
Heated front seats 455    
Leather door panel trim 1,000    
Obstacle detection, rear 320    
Rear spoiler 0    
Satellite radio - one year subscription 540    
Ultra-sport suspension (upgrade)   1,395  
Options (change) 8,445 1,500 0
Options (change) 7,685 1,395 0
Destination 825 995 995
Gas Tax 1,700 0 1,300
Total Price $75,920 $155,345 $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 SL65
TrueDelta Adjusted Price Difference: $65,650
TrueDelta Adjusted Invoice Difference: $68,033
Model Year200820182018
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)?, 10600, 11900, 12
Tire (rear if not all the same)245/40-18255/35-19255/35-19
Total Price$75,920$155,345$224,295
Adjustments for Features0-13,775-17,875
Feature-Adjusted Total Price$75,920$141,570$206,420
Cost Above Minimum$0$0$64,850

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

Model Year200820182018
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
Remote app $25$25
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 
Active or whiplash-reducing head restraints, front seats $0$0
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 
Automatic start / stop $150$150
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
Infotainment 
Android Auto support $100$100
App support $0$0
Apple CarPlay support $100$100
Bluetooth audio streaming $25$25
DVD-compatible player $0$0
In-vehicle Internet $150$150
Media drive $15$15
Navigation map updates, three years $0$0
Satellite radio $200$200
Satellite radio - one year subscription$250  
SD Card slot $25$25
SMS text-to-speech reader $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  
Wi-Fi hotspot $50$50
Instruments, Lights, and Mirrors 
Auto-dimming headlights $200$200
Auto-dimming passenger-side mirror$75  
Chronometer $100$100
Compass$0  
Cornering lights $50$50
Fog light, rear $100$100
Fog lights$125  
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  
Floor mats $75$75
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
Transmission 
Launch control $100 
Steering-wheel-mounted transmission controls $100$100
Total Value of Features$3,365$17,140$21,240
Value of Feature Adjustments$0$13,775$17,875
Value of Feature Adjustments0-212-183

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

Model Year20082018
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
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%
Technology Package
FeatureValueRequested?
Adaptive shocks - electrical500Yes
Navigation system600Yes
Proximity key250Yes
Voice control for nav and audio100Yes
Traffic information25Yes
Electronic systems calibration selector200Yes
Total Requested1675100%
Total Not Requested00%

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