BMW 1-Series BMW 1-Series 2008 Mercedes-Benz SLK Mercedes-Benz SLK 2014

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

Lowest Total Price: $45,170

BMW 1-Series 128i   
Difference: $6,015

Lowest Total Invoice: $41,685

BMW 1-Series 128i   
Difference: $5,983

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082008201420142014
Model1-Series1-SeriesSLKSLKSLK
Trim128i135iSLK250SLK350SLK55 AMG
Body2dr Convertible2dr Convertible2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $33,100 $39,100 $43,525 $56,225 $68,925
Base Invoice $30,630 $36,150 $40,478 $52,289 $64,100
Premium Package 3,700 3,400      
Navigation system 2,100 2,100      
Xenon HID headlights 800        
Metallic paint (extra cost) 550 550 720 720 720
HD radio 350 350      
Proximity key 500 500 650 650 650
Obstacle detection, rear 350 350 970 970 970
Heated front seats 500 500      
iPod integration 400 400      
Steering-wheel-mounted transmission controls 100 100      
Sport Package 1,300 1,100      
Satellite radio - one year subscription 595 595      
Aluminum trim   0      
Becker Map Pilot     800 800 800
Lighting Package     1,390 1,390 1,390
Automatic climate control, front     760 760 760
Rear spoiler     350 350  
Wood trim     325 325  
Leather seating surfaces     770    
Premium Package 3,365 3,095      
Navigation system 1,910 1,910      
Xenon HID headlights 730        
Metallic paint (extra cost) 500 500 670 670 670
HD radio 315 315      
Proximity key 455 455 605 605 605
Obstacle detection, rear 320 320 902 902 902
Heated front seats 455 455      
iPod integration 365 365      
Steering-wheel-mounted transmission controls 90 90      
Sport Package 1,185 1,000      
Satellite radio - one year subscription 540 540      
Aluminum trim   0      
Becker Map Pilot     744 744 744
Lighting Package     1,293 1,293 1,293
Automatic climate control, front     707 707 707
Rear spoiler     326 326  
Wood trim     302 302  
Leather seating surfaces     716    
Options (change) 11,245 9,945 6,735 5,965 5,290
Options (change) 10,230 9,045 6,265 5,549 4,921
Destination 825 825 925 925 925
Total Price $45,170 $49,870 $51,185 $63,115 $75,140
Total Invoice $41,685 $46,020 $47,668 $58,763 $69,946

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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 SLK dealer quotes from dealers using our car quote form.

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

Lowest Adjusted Price and Invoice: BMW 1-Series 128i
TrueDelta Adjusted Price Difference: $3,010
TrueDelta Adjusted Invoice Difference: $3,184
Model Year20082008201420142014
Model1-Series1-SeriesSLKSLKSLK
Trim128i135iSLK250SLK350SLK55 AMG
Body2dr Convertible2dr Convertible2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine230hp I6300hp I6201hp I4302hp V6415hp V8
TransmissionM6M6M6T7T7
DrivetrainRWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 10?, 10?, 8?, 8500, 11
Tire (rear if not all the same)205/50-17215/40-18225/45-17225/40-18235/40-18
Total Price$45,170$49,870$51,185$63,115$75,140
Adjustments for Features0-50-3,005-4,155-5,695
Feature-Adjusted Total Price$45,170$49,820$48,180$58,960$69,445
Cost Above Minimum$0$4,650$0$10,780$21,265
Total Invoice$41,685$46,020$47,668$58,763$69,946
Adjustments for Features0-46-2,799-3,868-5,301
Feature-Adjusted Total Invoice$41,685$45,974$44,869$54,895$64,645
Cost Above Minimum$0$4,289$0$10,026$19,776

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

Model Year20082008201420142014
Model1-Series1-SeriesSLKSLKSLK
Trim128i135iSLK250SLK350SLK55 AMG
Body2dr Convertible2dr Convertible2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manual$150$150$150  
7-speed manually-shiftable automatic   $1200$1200
RWD$0$0$0$0$0
Accessories 
Parking guidance system - passive  $250$250$250
Power rear side windows$200$200   
Remote app  $25$25$25
Remote window/roof operation$15$15  $15
Tilt/telescoping steering wheel, manual$250$250   
Tilt/telescoping steering wheel, power  $350$350$350
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats  $0$0$0
Auto-raising roll bars / headrests$500$500   
Driver drowsiness monitor  $150$150$150
Knee airbag, driver  $75$75$75
Knee airbag, passenger  $75$75$75
Obstacle detection, front  $150$150$150
Roll bar  $200$200$200
Side curtain airbags  $350$350$350
Temporary spare tire  $150$150$150
Tires, run-flat$150$150   
Torque vectoring, brake-based    $100
Climate Control 
Automatic air recirculation$100$100   
Engine / Motor 
Automatic start / stop    $150
Dual-mode exhaust, switchable    $500
Exterior 
Body kit    $0
Glass roof panel(s)  $300$300$300
Power convertible top$4000$4000   
Power retractable hardtop  $6750$6750$6750
Rear spoiler $200$200$200$200
Infotainment 
Bluetooth audio streaming  $25$25$25
iPod integration$100$100   
Satellite radio    $200
Satellite radio - one year subscription$250$250   
SMS text-to-speech reader  $25$25$25
Surround sound    $250
Telematics service, such as OnStar$200$200   
Telematics service, such as OnStar, with navigation  $225$225$225
USB port  $25$25$25
Instruments, Lights, and Mirrors 
Analog clock    $25
Auto-dimming headlights  $200$200$200
Auto-dimming passenger-side mirror$75$75   
Cornering lights$50$50   
Fog light, rear  $100$100$100
Fog lights$125$125   
Headlight washers $50$50$50$50
Illuminated visor mirror, driver$50$50   
Illuminated visor mirror, passenger$50$50   
Interior ambient lighting$150$150  $150
Visor mirror, driver  $10$10$10
Visor mirror, passenger  $10$10$10
Seats and Interior Trim 
Aluminum trim $100  $100
Heated front seats$200$200  $200
Leather door panel trim  $250$250$250
Manual thigh support length adjuster, driver seat$50$50   
Manual thigh support length adjuster, passenger seat$50$50   
Memory system, passenger seat  $150$150$150
Metal pedals  $75$75$75
Neck-level heating, front seats    $150
No leather in second row  $-300$-300$-300
Power seatback bolsters, driver seat$100$100   
Power seatback bolsters, passenger seat$100$100   
Synthetic suede inserts in leather seating surfaces    $0
Wood trim$300 $300$300 
Suspension, Wheels, and Tires 
Sport suspension (upgrade)$0$0  $0
Transmission 
Steering-wheel-mounted transmission controls$100$100 $100$100
Total Value of Features$7,315$7,365$10,320$11,470$13,010
Value of Feature Adjustments$0$50$3,005$4,155$5,695
Value of Feature Adjustments0-46-2,799-3,868-5,301

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

Model Year20082014
Model1-SeriesSLK
Body2dr Convertible2dr Hardtop conv.
Wheelbase104.7 in95.7 in
Length172.2 in162.8 in
Width68.8 in71.5 in
Height55.6 in51.2 in
Curb Weight3,495 lb.3,242 lb.
Fuel Capacity14.0 gal.15.9 gal.
Row 1 Headroom38.6 in38.0 in
Row 1 Shoulder Room54.0 in52.2 in
Row 1 Legroom41.4 in42.5 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 ft36.4 ft3
Cargo Volume,
Maximum
8.510.1 ft3

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Option Package Details
BMW 1-Series 128i

Premium Package
FeatureValueRequested?
Wood trim300Yes
Leather seating surfaces900Yes
Illuminated visor mirror, driver40No
Illuminated visor mirror, passenger40No
Power 4-way lumbar adjuster, driver seat150Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Telematics service, such as OnStar200Yes
Bluetooth cell phone link100Yes
Auto-dimming driver-side mirror75Yes
Compass0Yes
Power-folding mirrors50Yes
Auto-dimming passenger-side mirror75No
Interior ambient lighting150Yes
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
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat100Yes
Total Requested322595%
Total Not Requested1555%
Sport Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
225/45VR17 tires200No
205/50VR17 tires200No
Manual thigh support adjuster, passenger seat50No
Power seatback bolsters, passenger seat100No
Special exterior trim0No
Manual thigh support adjuster, driver seat50No
Power seatback bolsters, driver100No
Front sport buckets100Yes
Total Requested35033%
Total Not Requested70067%

Option Package Details
BMW 1-Series 135i

Premium Package
FeatureValueRequested?
Leather seating surfaces900Yes
Illuminated visor mirror, driver40No
Illuminated visor mirror, passenger40No
Power 4-way lumbar adjuster, driver seat150Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Telematics service, such as OnStar200Yes
Bluetooth cell phone link100Yes
Auto-dimming driver-side mirror75Yes
Compass0Yes
Power-folding mirrors50Yes
Auto-dimming passenger-side mirror75No
Interior ambient lighting150Yes
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
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat100Yes
Total Requested292595%
Total Not Requested1555%
Sport Package
FeatureValueRequested?
Manual thigh support adjuster, driver seat50No
Power seatback bolsters, driver100No
Manual thigh support adjuster, passenger seat50No
Power seatback bolsters, passenger seat100No
Front sport buckets100Yes
Special exterior trim0No
Total Requested10025%
Total Not Requested30075%

Option Package Details
Mercedes-Benz SLK SLK250

Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Total Requested325100%
Total Not Requested00%
Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Parking guidance system - passive250No
Total Requested25038%
Total Not Requested40062%
Leather seating surfaces
FeatureValueRequested?
Leather seating surfaces900Yes
Upholstered door panels, leather250No
No leather in second row-300No
Total Requested900106%
Total Not Requested-50-6%
Becker Map Pilot
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100Yes
Traffic information25Yes
Total Requested725100%
Total Not Requested00%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Headlight washers50Yes
Auto-dimming headlights200No
Total Requested70078%
Total Not Requested20022%

Option Package Details
Mercedes-Benz SLK SLK350

Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Total Requested325100%
Total Not Requested00%
Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Parking guidance system - passive250No
Total Requested25038%
Total Not Requested40062%
Becker Map Pilot
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100Yes
Traffic information25Yes
Total Requested725100%
Total Not Requested00%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Headlight washers50Yes
Auto-dimming headlights200No
Total Requested70078%
Total Not Requested20022%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Total Requested325100%
Total Not Requested00%
Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Parking guidance system - passive250No
Total Requested25038%
Total Not Requested40062%
Becker Map Pilot
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100Yes
Traffic information25Yes
Total Requested725100%
Total Not Requested00%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Headlight washers50Yes
Auto-dimming headlights200No
Total Requested70078%
Total Not Requested20022%

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