BMW X3 BMW X3 2015 Mercedes-Benz SL Mercedes-Benz SL 2018

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BMW X3 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 X3 vs. Mercedes-Benz SL Invoice Comparison

Lowest Total Price: $51,595

BMW X3 sDrive28i   
Difference: $42,650

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152015201520152018201820182018
ModelX3X3X3X3SLSLSLSL
TrimsDrive28ixDrive28ixDrive28dxDrive35iSL450SL550AMG SL63AMG SL65
Body4dr SUV4dr SUV4dr SUV4dr SUV2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $38,500 $40,500 $42,000 $45,500 $88,200 $112,300 $152,850 $222,000
Navigation system 2,150 2,150 2,150 2,150        
Dynamic Handling Package 1,300 1,300 1,300 1,300        
LED headlights 1,900 1,900 1,900 1,900        
Steering-linked headlights 900 900 900          
Adaptive cruise control, all-speed 1,900 1,900 1,900 1,900        
Driver Assistance Package 950 950 950 950        
Metallic paint (extra cost) 550 550 550 550        
Heated front seats 500 500 500 500        
Leather seating surfaces 1,450 1,450 1,450          
Semi-automated parking system 500 500 500 500        
M Sport Package   2,700 2,400 2,700        
Premium Package       2,200 5,050      
Wood trim             0 0
Black exterior trim (optional)             750 750
Navigation system 1,955 1,955 1,955 1,955        
Dynamic Handling Package 1,185 1,185 1,185 1,185        
LED headlights 1,730 1,730 1,730 1,730        
Steering-linked headlights 820 820 820          
Adaptive cruise control, all-speed 1,730 1,730 1,730 1,730        
Driver Assistance Package 865 865 865 865        
Metallic paint (extra cost) 500 500 500 500        
Heated front seats 455 455 455 455        
Leather seating surfaces 1,320 1,320 1,320          
Semi-automated parking system 455 455 455 455        
M Sport Package   2,455 2,185 2,455        
Premium Package       2,000 4,697      
Wood trim             0 0
Black exterior trim (optional)             698 698
Options (change) 12,100 14,800 14,500 14,650 5,050 0 750 750
Options (change) 11,015 13,470 13,200 13,330 4,697 0 698 698
Destination 995 995 995 995 995 995 995 995
Gas Tax 0 0 0 0 0 0 0 1,300
Total Price $51,595 $56,295 $57,495 $61,145 $94,245 $113,295 $154,595 $225,045

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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 X3 dealer quotes or Mercedes-Benz SL 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 X3 vs. Mercedes-Benz SL

Lowest Adjusted Price: BMW X3 sDrive28i
Lowest Adjusted Invoice: Mercedes-Benz SL SL550
TrueDelta Adjusted Price Difference: $32,055
TrueDelta Adjusted Invoice Difference: $47,208
Model Year20152015201520152018201820182018
ModelX3X3X3X3SLSLSLSL
TrimsDrive28ixDrive28ixDrive28dxDrive35iSL450SL550AMG SL63AMG SL65
Body4dr SUV4dr SUV4dr SUV4dr SUV2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine240hp I4240hp I4180hp I4 D300hp I6362hp V6449hp V8577hp V8621hp V12
TransmissionT8T8T8T8T9T9T7T7
DrivetrainRWDAWDAWDAWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)205, 12205, 12205, 12205, 12600, 11600, 11600, 11900, 12
Tire (rear if not all the same)245/50-18245/45-19245/45-19245/45-19255/35-19255/35-19255/35-19255/35-19
Total Price$51,595$56,295$57,495$61,145$94,245$113,295$154,595$225,045
Adjustments for Features0-2,650-2,650-4,650-10,595-10,595-16,070-20,170
Feature-Adjusted Total Price$51,595$53,645$54,845$56,495$83,650$102,700$138,525$204,875
Cost Above Minimum$0$2,050$3,250$4,900$0$19,050$54,875$121,225

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Features Comparison: BMW X3 vs. Mercedes-Benz SL

Model Year20152015201520152018201820182018
ModelX3X3X3X3SLSLSLSL
TrimsDrive28ixDrive28ixDrive28dxDrive35iSL450SL550AMG SL63AMG SL65
Body4dr SUV4dr SUV4dr SUV4dr SUV2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300$1300$1300$1300    
9-speed manually-shiftable automatic    $1400$1400  
7-speed manually-shiftable automatic      $1200$1200
RWD$0   $0$0$0$0
AWD $1700$1700$1700    
Accessories 
Adaptive cruise control, all-speed$850$850$850$850   $850
Cruise control    $150$150$150 
Hands-free trunk or liftgate    $100$100$100$100
Power door closers       $300
Power liftgate$350$350$350$350    
Power rear side windows$200$200$200$200    
Power trunk closer    $350$350$350$350
Proximity key   $250$250$250$250$250
Tilt/telescoping steering wheel, manual$250$250$250$250    
Tilt/telescoping steering wheel, power    $350$350$350$350
Wind blocker, power small    $300$300$300$300
Brakes, Airbags, and Other Safety 
Auto-raising roll bars / headrests    $500$500$500$500
Automatic braking, low-speed    $200$200$200$200
Blind spot collision prevention       $150
Blind spot warning system       $200
Brake- or yaw-sensor-initiated collision preparation system    $0$0$0 
Collision preparation system, rear       $100
Cross-traffic detection for collision preparation system       $0
Cross-traffic warning, rear       $100
Driver drowsiness monitor    $150$150$150$150
Hill descent control $250$250$250    
Knee airbag, driver    $75$75$75$75
Knee airbag, passenger    $75$75$75$75
Lane departure warning$200$200$200$200   $200
Lane keeping assist       $400
Pedestrian detection       $50
Radar- or camera-based collision preparation system$0$0$0$0   $0
Tires, run-flat$150$150$150$150$150$150  
Torque vectoring, brake-based $100$100$100$100$100$100$100
Cargo Management 
Air-conditioned storage compartment    $50$50$50$50
Cargo area rails w/tie downs$50$50$50$50    
Cargo cover$75$75$75$75    
Cargo mat$40$40$40$40    
Roof rails$250$250$250$250    
Storage compartment under front seat(s)    $50$50$50$50
Trailering equipment (4 wire)$125$125$125$125    
Climate Control 
Adaptive windshield washer system    $0$0$0$0
Heated washer fluid system    $50$50$50$50
Heated windshield washer nozzles$15$15$15$15    
Rear air vents with manual controls$150$150$150$150    
Rear wiper$175$175$175$175    
Residual heat    $50$50$50$50
Washer fluid outlets in wiper blade    $100$100$100$100
Wiper de-icer    $25$25$25$25
Drivetrain 
Limited-slip rear differential      $300$300
Engine / Motor 
Dual-mode exhaust, switchable    $500$500$500$500
Raised top speed limiter      $0$0
Regenerative braking$0$0$0$0    
Exterior 
Black exterior trim (optional) $0$0$0  $0$0
Bodyside cladding $350$350$350    
Bodyside cladding (gray/black)$250       
Deep-tinted rear windows$275$275$275$275    
Electronically-variable tint, sunroof or glass roof panel       $2000
Glass roof panel(s)    $300$300$300$300
Panoramic sunroof   $1200    
Power retractable hardtop    $6750$6750$6750$6750
Rear spoiler$200$200$200$200  $200$200
Sport rocker panels (optional) $0$0$0    
Wheel-lip moldings$75$75$75$75    
Infotainment 
Android Auto support    $100$100$100$100
Apple CarPlay support    $100$100$100$100
Handwriting recognition$200$200$200$200    
iPod integration    $100$100$100$100
Navigation map updates, three years    $0$0$0$0
S Voice support$0$0$0$0    
Satellite radio    $200$200$200$200
Satellite radio - one year subscription   $250    
SD Card slot    $25$25$25$25
Siri Eyes Free support$0$0$0$0    
SMS text-to-speech reader    $25$25$25$25
Surround sound    $250$250$250$250
Telematics service, such as OnStar$200$200$200$200    
Telematics service, such as OnStar, with navigation    $225$225$225$225
USB port$25$25$25$25    
Voice control for external devices$0$0$0$0    
Wi-Fi hotspot    $50$50$50$50
Instruments, Lights, and Mirrors 
Analog clock    $25$25  
Auto-dimming passenger-side mirror$75$75$75$75    
Chronometer      $100$100
Cornering lights    $50$50$50$50
Fog light, rear    $100$100$100$100
Fog lights$125$125$125$125    
Interior ambient lighting$150$150$150$150    
Interior ambient lighting, configurable    $150$150$150$150
Power-folding mirrors$50$50$50$50    
Seats and Interior Trim 
Automatic seat bolsters, driver    $300$300$300$300
Automatic seat bolsters, front passenger    $300$300$300$300
Center armrest(s), second row$50$50$50$50    
Cooled or ventilated front seats    $300$300$300$300
Door sill trim plates $100$100$100    
Folding second row seats$300$300$300$300    
Illuminated door sill trim plates    $200$200$200$200
Leather door panel trim    $250$250$250$250
Manual thigh support length adjuster, driver seat $50$50$50    
Manual thigh support length adjuster, passenger seat $50$50$50    
Massage, driver seat    $100$100$100$100
Massage, passenger seat    $100$100$100$100
Memory system, passenger seat    $150$150$150$150
Metal pedals    $75$75$75$75
Neck-level heating, front seats    $150$150$150$150
No leather in second row    $-300$-300$-300$-300
Power 4-way lumbar adjuster, driver seat   $150$150$150$150$150
Power 4-way lumbar adjuster, passenger seat   $150$150$150$150$150
Power headrest height adjuster, driver seat    $50$50$50$50
Power headrest height adjuster, passenger seat    $50$50$50$50
Power seatback bolsters, driver seat $100$100$100    
Power seatback bolsters, passenger seat $100$100$100    
Power thigh support length adjuster, driver seat    $100$100$100$100
Power thigh support length adjuster, passenger seat    $100$100$100$100
Synthetic suede headliner      $650$650
Upholstered instrument panel, leather    $1000$1000$1000$1000
Suspension, Wheels, and Tires 
Active curve tilting      $1000$1000
Adaptive dampers - electrical$500$500$500$500$500$500  
Adaptive hydraulic struts, auto-leveling and ht. adjustable      $4000$4000
Sport suspension (upgrade)      $0 
Ultra-sport suspension (upgrade)       $0
Transmission 
Launch control      $100 
Steering-wheel-mounted transmission controls $100$100$100$100$100$100$100
Total Value of Features$6,655$9,305$9,305$11,305$17,250$17,250$22,725$26,825
Value of Feature Adjustments$0$2,650$2,650$4,650$10,595$10,595$16,070$20,170
Value of Feature Adjustments0-2,467-2,467-4,325-640-93-176-268

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Specifications Comparison: BMW X3 vs. Mercedes-Benz SL

Model Year20152018
ModelX3SL
Body4dr SUV2dr Hardtop conv.
Wheelbase110.6 in101.7 in
Length183.8 in182.3 in
Width74.1 in73.9 in
Height66.1 in51.2 in
Curb Weight4,031 lb.3,827 lb.
Fuel Capacity17.7 gal.19.8 gal.
Row 1 Headroom40.7 in39.1 in
Row 1 Shoulder Room57.3 in55.5 in
Row 1 Legroom39.9 in42.9 in
Row 2 Headroom39.1 in0.0 in
Row 2 Shoulder Room56.0 in0.0 in
Row 2 Legroom36.5 in0.0 in
Cargo Volume,
Minimum
27.6 ft38.5 ft3
Cargo Volume,
Maximum
63.3 ft313.5 ft3

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Option Package Details
BMW X3 sDrive28i

Navigation system
FeatureValueRequested?
Navigation system600Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Media drive15Yes
Traffic + travel information25Yes
In-vehicle Internet150Yes
Handwriting recognition200No
App support0Yes
Remote app25Yes
Siri Eyes Free support0Yes
S Voice support0No
Total Requested91582%
Total Not Requested20018%
Dynamic Handling Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Variable steering ratio (optional)0No
Total Requested500100%
Total Not Requested00%
Driver Assistance Package
FeatureValueRequested?
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Rearview camera200Yes
Total Requested600100%
Total Not Requested00%

Option Package Details
BMW X3 xDrive28i

M Sport Package
FeatureValueRequested?
Torque vectoring / active trace control100Yes
Sport front fascia (optional)0No
Sport rear fascia, e.g. diffuser (optional)0No
Steering-wheel-mounted transmission controls100Yes
Dark-colored headliner (optional)0No
Door sill trim plates100Yes
Sport rocker panels (optional)0No
Black exterior trim (optional)0Yes
Manual thigh support adjuster, driver seat50Yes
Power seatback bolsters, driver seat100Yes
Manual thigh support adjuster, passenger seat50Yes
Power seatback bolsters, passenger seat100Yes
Bodyside cladding100No
Front sport buckets100No
245/45WR19 tires400No
Total Requested60050%
Total Not Requested60050%
Driver Assistance Package
FeatureValueRequested?
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Rearview camera200Yes
Total Requested600100%
Total Not Requested00%
Navigation system
FeatureValueRequested?
Navigation system600Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Media drive15Yes
Traffic + travel information25Yes
In-vehicle Internet150Yes
Handwriting recognition200No
App support0Yes
Remote app25Yes
Siri Eyes Free support0Yes
S Voice support0No
Total Requested91582%
Total Not Requested20018%
Dynamic Handling Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Torque vectoring / active trace control100Yes
Variable steering ratio (optional)0No
Total Requested600100%
Total Not Requested00%

Option Package Details
BMW X3 xDrive28d

M Sport Package
FeatureValueRequested?
Torque vectoring / active trace control100Yes
Sport front fascia (optional)0No
Sport rear fascia, e.g. diffuser (optional)0No
Steering-wheel-mounted transmission controls100Yes
Dark-colored headliner (optional)0No
Door sill trim plates100Yes
Sport rocker panels (optional)0No
Black exterior trim (optional)0Yes
Manual thigh support adjuster, driver seat50Yes
Power seatback bolsters, driver seat100Yes
Manual thigh support adjuster, passenger seat50Yes
Power seatback bolsters, passenger seat100Yes
Bodyside cladding100No
Front sport buckets100No
245/45WR19 tires400No
Total Requested60050%
Total Not Requested60050%
Driver Assistance Package
FeatureValueRequested?
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Rearview camera200Yes
Total Requested600100%
Total Not Requested00%
Navigation system
FeatureValueRequested?
Navigation system600Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Media drive15Yes
Traffic + travel information25Yes
In-vehicle Internet150Yes
Handwriting recognition200No
App support0Yes
Remote app25Yes
Siri Eyes Free support0Yes
S Voice support0No
Total Requested91582%
Total Not Requested20018%
Dynamic Handling Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Torque vectoring / active trace control100Yes
Variable steering ratio (optional)0No
Total Requested600100%
Total Not Requested00%

Option Package Details
BMW X3 xDrive35i

M Sport Package
FeatureValueRequested?
Torque vectoring / active trace control100Yes
Sport front fascia (optional)0No
Sport rear fascia, e.g. diffuser (optional)0No
Steering-wheel-mounted transmission controls100Yes
Dark-colored headliner (optional)0No
Door sill trim plates100Yes
Sport rocker panels (optional)0No
Black exterior trim (optional)0Yes
Manual thigh support adjuster, driver seat50Yes
Power seatback bolsters, driver seat100Yes
Manual thigh support adjuster, passenger seat50Yes
Power seatback bolsters, passenger seat100Yes
Bodyside cladding100No
Front sport buckets100No
245/45WR19 tires400No
Total Requested60050%
Total Not Requested60050%
Driver Assistance Package
FeatureValueRequested?
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Rearview camera200Yes
Total Requested600100%
Total Not Requested00%
Navigation system
FeatureValueRequested?
Navigation system600Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Media drive15Yes
Traffic + travel information25Yes
In-vehicle Internet150Yes
Handwriting recognition200No
App support0Yes
Remote app25Yes
Siri Eyes Free support0Yes
S Voice support0No
Total Requested91582%
Total Not Requested20018%
Dynamic Handling Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Torque vectoring / active trace control100Yes
Variable steering ratio (optional)0No
Total Requested600100%
Total Not Requested00%
Premium Package
FeatureValueRequested?
Leather seating surfaces900Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Proximity key250Yes
Satellite radio - one year subscription250No
Hands-free trunk or liftgate100No
Total Requested145081%
Total Not Requested35019%

Option Package Details
Mercedes-Benz SL SL450

Premium Package
FeatureValueRequested?
Cooled or ventilated front seats300No
Automatic seat bolsters, driver300No
Automatic seat bolsters, front passenger300No
Massage, driver seat100No
Massage, passenger seat100No
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Rearview camera200Yes
Power trunk closer350Yes
Proximity key250Yes
Neck-level heating, front seats150No
Semi-automated parking system500Yes
Hands-free trunk or liftgate100No
Total Requested170056%
Total Not Requested135044%

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