BMW 1-Series BMW 1-Series 2012 Mercedes-Benz SL Mercedes-Benz SL 2017

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BMW 1-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 1-Series vs. Mercedes-Benz SL Invoice Comparison

Lowest Total Price: $48,645

BMW 1-Series 128i   
Difference: $39,230

Lowest Total Invoice: $44,900

BMW 1-Series 128i   
Difference: $36,889

Calculate Payments

  Down Payment Interest Rate Term
Model Year201220122017201720172017
Model1-Series1-SeriesSLSLSLSL
Trim128i135iSL450SL550AMG SL63AMG SL65
Body2dr Convertible2dr Convertible2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $36,900 $44,100 $86,950 $110,800 $151,350 $219,850
Base Invoice $34,130 $40,750 $80,864 $103,044 $140,756 $204,461
Sport Package 1,300          
Steering-wheel-mounted transmission controls 100          
BMW Assist 650 650        
Premium Package 3,100 1,750        
Convenience Package 1,650          
Navigation system 2,150 2,150        
Metallic paint (extra cost) 550 550        
Auto-dimming headlights 250 250        
Heated front seats 500 500        
App support 250 250        
Satellite radio - one year subscription 350 350        
M Sport Package   1,200        
Obstacle detection, rear   380        
Proximity key   500        
Wood trim         0 0
Sport Package 1,185          
Steering-wheel-mounted transmission controls 90          
BMW Assist 590 590        
Premium Package 2,820 1,595        
Convenience Package 1,500          
Navigation system 1,955 1,955        
Metallic paint (extra cost) 500 500        
Auto-dimming headlights 230 230        
Heated front seats 455 455        
App support 230 230        
Satellite radio - one year subscription 320 320        
M Sport Package   1,090        
Obstacle detection, rear   345        
Proximity key   455        
Wood trim         0 0
Options (change) 10,850 8,530 0 0 0 0
Options (change) 9,875 7,765 0 0 0 0
Destination 895 895 925 925 925 925
Gas Tax 0 0 0 0 0 1,300
Total Price $48,645 $53,525 $87,875 $111,725 $152,275 $222,075
Total Invoice $44,900 $49,410 $81,789 $103,969 $141,681 $206,686

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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 1-Series dealer quotes or Mercedes-Benz SL dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: BMW 1-Series vs. Mercedes-Benz SL

Lowest Adjusted Price and Invoice: BMW 1-Series 128i
TrueDelta Adjusted Price Difference: $30,070
TrueDelta Adjusted Invoice Difference: $28,363
Model Year201220122017201720172017
Model1-Series1-SeriesSLSLSLSL
Trim128i135iSL450SL550AMG SL63AMG SL65
Body2dr Convertible2dr Convertible2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine230hp I6300hp I6362hp V6449hp V8577hp V8621hp V12
TransmissionM6M6T9T9T7T7
DrivetrainRWDRWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)180, 8180, 8600, 11600, 11600, 11900, 12
Tire (rear if not all the same)205/50-17215/40-18255/35-19255/35-19255/35-19255/35-19
Total Price$48,645$53,525$87,875$111,725$152,275$222,075
Adjustments for Features0-150-9,160-12,210-17,685-21,785
Feature-Adjusted Total Price$48,645$53,375$78,715$99,515$134,590$200,290
Cost Above Minimum$0$4,730$0$20,800$55,875$121,575
Total Invoice$44,900$49,410$81,789$103,969$141,681$206,686
Adjustments for Features0-138-8,526-11,362-16,455-20,275
Feature-Adjusted Total Invoice$44,900$49,272$73,263$92,607$125,226$186,411
Cost Above Minimum$0$4,372$0$19,344$51,963$113,148

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Features Comparison: BMW 1-Series vs. Mercedes-Benz SL

Model Year201220122017201720172017
Model1-Series1-SeriesSLSLSLSL
Trim128i135iSL450SL550AMG SL63AMG SL65
Body2dr Convertible2dr Convertible2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manual$150$150    
9-speed manually-shiftable automatic  $1400$1400  
7-speed manually-shiftable automatic    $1200$1200
RWD$0$0$0$0$0$0
Accessories 
Adaptive cruise control, all-speed     $850
Cruise control$150$150$150$150$150 
Hands-free trunk or liftgate   $100$100$100
Power door closers     $300
Power rear side windows$200$200    
Power trunk closer   $350$350$350
Proximity key$250$250 $250$250$250
Semi-automated parking system   $500$500$500
Tilt/telescoping steering wheel, manual$250$250    
Tilt/telescoping steering wheel, power  $350$350$350$350
Wind blocker, power small  $300$300$300$300
Brakes, Airbags, and Other Safety 
Automatic braking, high-speed or partial  $200$200$200$200
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
Forward collision warning  $200$200$200$200
Knee airbag, driver  $75$75$75$75
Knee airbag, passenger  $75$75$75$75
Lane departure warning     $200
Lane keeping assist     $400
Obstacle detection, front   $150$150$150
Obstacle detection, rear$250$250 $250$250$250
Pedestrian detection     $50
Radar- or camera-based collision preparation system     $0
Rearview camera   $200$200$200
Side curtain airbags  $350$350$350$350
Tires, run-flat$150$150$150$150  
Torque vectoring, brake-based  $100$100$100$100
Cargo Management 
Air-conditioned storage compartment  $50$50$50$50
Rear seat pass-through$100$100    
Ski sack$50$50    
Storage compartment under front seat(s)  $50$50$50$50
Climate Control 
Adaptive windshield washer system  $0$0$0$0
Heated washer fluid system  $50$50$50$50
Heated windshield washer nozzles$15$15    
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 
Automatic start / stop  $150$150$150$150
Dual-mode exhaust, switchable  $500$500$500$500
Raised top speed limiter$0$0  $0$0
Exterior 
Electronically-variable tint, sunroof or glass roof panel     $2000
Glass roof panel(s)  $300$300$300$300
Power convertible top$4000$4000    
Power retractable hardtop  $6750$6750$6750$6750
Rear spoiler $200  $200$200
Sport rocker panels (optional) $0    
Infotainment 
Android Auto support  $100$100$100$100
Apple CarPlay support  $100$100$100$100
In-vehicle Internet  $150$150$150$150
Navigation map updates, three years  $0$0$0$0
Satellite radio  $200$200$200$200
Satellite radio - one year subscription$250$250    
SD Card slot  $25$25$25$25
Surround sound  $250$250$250$250
Telematics service, such as OnStar$200$200    
Telematics service, such as OnStar, with navigation  $225$225$225$225
Traffic + travel information  $25$25$25$25
Traffic information$25$25    
Voice control for external devices$0$0    
Wi-Fi hotspot  $50$50$50$50
Instruments, Lights, and Mirrors 
Analog clock  $25$25  
Auto-dimming passenger-side mirror$75$75    
Chronometer    $100$100
Compass$0$0    
Fog light, rear  $100$100$100$100
Fog lights$125$125    
Headlight washers $50    
Interior ambient lighting$150$150    
Interior ambient lighting, configurable  $150$150$150$150
LED headlights  $1000$1000$1000$1000
Power-folding mirrors$50$50    
Xenon HID headlights$500$500    
Seats and Interior Trim 
Automatic seat bolsters, driver   $300$300$300
Automatic seat bolsters, front passenger   $300$300$300
Cooled or ventilated front seats   $300$300$300
Door sill trim plates$100$100    
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    
Manual thigh support length adjuster, passenger seat$50$50    
Massage, driver seat   $100$100$100
Massage, passenger seat   $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
No leather in second row  $-300$-300$-300$-300
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    
Power seatback bolsters, passenger seat$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  
Adaptive hydraulic struts, auto-leveling and ht. adjustable    $4000$4000
Electronic systems calibration selector  $200$200$200$200
Sport suspension (upgrade)$0$0  $0 
Ultra-sport suspension (upgrade)     $0
Transmission 
Launch control    $100 
Steering-wheel-mounted transmission controls$100 $100$100$100$100
Total Value of Features$7,440$7,590$16,600$19,650$25,125$29,225
Value of Feature Adjustments$0$150$9,160$12,210$17,685$21,785
Value of Feature Adjustments0-138-8,526-11,362-16,455-20,275

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Specifications Comparison: BMW 1-Series vs. Mercedes-Benz SL

Model Year20122017
Model1-SeriesSL
Body2dr Convertible2dr Hardtop conv.
Wheelbase104.7 in101.7 in
Length172.2 in182.3 in
Width68.8 in73.9 in
Height55.6 in51.2 in
Curb Weight3,495 lb.3,827 lb.
Fuel Capacity14.0 gal.19.8 gal.
Row 1 Headroom38.6 in39.1 in
Row 1 Shoulder Room54.0 in55.5 in
Row 1 Legroom41.4 in42.9 in
Row 2 Headroom37.0 in0.0 in
Row 2 Shoulder Room42.2 in0.0 in
Row 2 Legroom32.0 in0.0 in
Cargo Volume,
Minimum
8.5 ft38.5 ft3
Cargo Volume,
Maximum
8.513.5 ft3

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Option Package Details
BMW 1-Series 128i

Sport Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
225/45VR17 tires200No
205/50VR17 tires200No
Manual thigh support adjuster, driver seat50Yes
Power seatback bolsters, driver100Yes
Manual thigh support adjuster, passenger seat50Yes
Power seatback bolsters, passenger seat100Yes
Special exterior trim0No
Special interior trim0No
Raised top speed limiter0Yes
Front sport buckets100No
Total Requested55052%
Total Not Requested50048%
BMW Assist
FeatureValueRequested?
Telematics service, such as OnStar200Yes
Bluetooth cell phone link100Yes
SMS text-to-speech reader25Yes
Bluetooth audio streaming25Yes
Remote app25Yes
Total Requested375100%
Total Not Requested00%
Premium Package
FeatureValueRequested?
Wood trim300Yes
Leather seating surfaces900Yes
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Interior ambient lighting150Yes
Illuminated visor mirror, driver40Yes
Illuminated visor mirror, passenger40Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat100Yes
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat100Yes
Power tilt adjuster, passenger seat50Yes
Total Requested295596%
Total Not Requested1254%
Convenience Package
FeatureValueRequested?
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Obstacle detection, rear250Yes
Alarm100No
Cornering lights50Yes
Proximity key250Yes
Total Requested120092%
Total Not Requested1008%
Navigation system
FeatureValueRequested?
Navigation system600Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Traffic information25Yes
Media drive, large15Yes
Total Requested740100%
Total Not Requested00%

Option Package Details
BMW 1-Series 135i

M Sport Package
FeatureValueRequested?
Manual thigh support adjuster, driver seat50Yes
Power seatback bolsters, driver100Yes
Manual thigh support adjuster, passenger seat50Yes
Power seatback bolsters, passenger seat100Yes
Front sport buckets100No
Special exterior trim0No
Special interior trim0No
Raised top speed limiter0Yes
Total Requested30075%
Total Not Requested10025%
BMW Assist
FeatureValueRequested?
Telematics service, such as OnStar200Yes
Bluetooth cell phone link100Yes
SMS text-to-speech reader25Yes
Bluetooth audio streaming25Yes
Remote app25Yes
Total Requested375100%
Total Not Requested00%
Premium Package
FeatureValueRequested?
Leather seating surfaces900Yes
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Interior ambient lighting150Yes
Illuminated visor mirror, driver40Yes
Illuminated visor mirror, passenger40Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Total Requested145592%
Total Not Requested1258%
Navigation system
FeatureValueRequested?
Navigation system600Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Traffic information25Yes
Media drive, large15Yes
Total Requested740100%
Total Not Requested00%

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