Mercedes-Benz SLK Mercedes-Benz SLK 2009 Audi A4 Audi A4 2017

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Mercedes-Benz SLK vs. Audi A4 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.

Mercedes-Benz SLK vs. Audi A4 Invoice Comparison

Lowest Total Price: $38,575

Audi A4 A4 2.0T ultra   
Difference: $14,670

Lowest Total Invoice: $35,946

Audi A4 A4 2.0T ultra   
Difference: $13,635

Calculate Payments

  Down Payment Interest Rate Term
Model Year20092009200920172017
ModelSLKSLKSLKA4A4
TrimSLK300SLK350SLK55 AMGA4 2.0T ultraA4 2.0T
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Sedan4dr Sedan
Base Price $45,950 $50,950 $65,700 $34,900 $37,300
Base Invoice $42,734 $47,384 $61,101 $32,458 $34,690
Premium I Package 2,950 2,950      
Lighting Package 1,030 1,030 1,030    
Heating Package 990 990      
Metallic paint (extra cost) 720 720 720 575 575
Automatic climate control, front 730 730 730    
Sport Package       750 750
Convenience Package       900 900
Heated front seats       500 500
Premium I Package 2,744 2,744      
Lighting Package 958 958 958    
Heating Package 921 921      
Metallic paint (extra cost) 670 670 670 536 536
Automatic climate control, front 679 679 679    
Sport Package       698 698
Convenience Package       838 838
Heated front seats       466 466
Options (change) 6,420 6,420 2,480 2,725 2,725
Options (change) 5,972 5,972 2,307 2,538 2,538
Destination 875 875 875 950 950
Gas Tax 0 0 1,000 0 0
Total Price $53,245 $58,245 $70,055 $38,575 $40,975
Total Invoice $49,581 $54,231 $65,283 $35,946 $38,178

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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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TrueDelta Value Comparison: Mercedes-Benz SLK vs. Audi A4

Lowest Adjusted Price and Invoice: Audi A4 A4 2.0T ultra
TrueDelta Adjusted Price Difference: $12,485
TrueDelta Adjusted Invoice Difference: $11,600
Model Year20092009200920172017
ModelSLKSLKSLKA4A4
TrimSLK300SLK350SLK55 AMGA4 2.0T ultraA4 2.0T
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Sedan4dr Sedan
Engine228hp V6300hp V6355hp V8190hp I4252hp I4
TransmissionM6T7T7S7S7
DrivetrainRWDRWDRWDFWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 9?, 9?, 9180, 10180, 10
Tire (rear if not all the same)225/45-17225/45-17225/40-18225/50-17225/50-17
Total Price$53,245$58,245$70,055$38,575$40,975
Adjustments for Features-2,185-3,235-3,48500
Feature-Adjusted Total Price$51,060$55,010$66,570$38,575$40,975
Cost Above Minimum$0$3,950$15,510$0$2,400
Total Invoice$49,581$54,231$65,283$35,946$38,178
Adjustments for Features-2,035-3,012-3,24800
Feature-Adjusted Total Invoice$47,546$51,219$62,035$35,946$38,178
Cost Above Minimum$0$3,673$14,489$0$2,232

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Features Comparison: Mercedes-Benz SLK vs. Audi A4

Model Year20092009200920172017
ModelSLKSLKSLKA4A4
TrimSLK300SLK350SLK55 AMGA4 2.0T ultraA4 2.0T
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manual$150    
7-speed manually-shiftable automatic $1200$1200  
7-speed automated manual   $1200$1200
RWD$0$0$0  
FWD   $0$0
Accessories 
Power rear side windows   $200$200
Proximity key   $250$250
Remote window/roof operation$15$15$15  
Tilt/telescoping steering wheel, manual   $250$250
Tilt/telescoping steering wheel, power$350$350$350  
Wind blocker, small$100$100$100  
Brakes, Airbags, and Other Safety 
Automatic braking, high-speed or partial   $200$200
Automatic braking, low-speed   $200$200
Driver drowsiness monitor   $150$150
Forward collision warning   $200$200
Pedestrian detection   $50$50
Radar- or camera-based collision preparation system   $0$0
Rearview camera   $200$200
Rollover sensor   $50$50
Secondary collision brake assist   $25$25
Side curtain airbags   $350$350
Torque vectoring, brake-based   $100$100
Cargo Management 
Air-conditioned storage compartment   $50$50
Climate Control 
Automatic air recirculation   $100$100
Rear air vents with automatic controls   $250$250
Residual heat$50$50$50  
Engine / Motor 
Automatic start / stop   $150$150
Regenerative braking   $0$0
Exterior 
Body kit  $0  
Power retractable hardtop$6750$6750$6750  
Rear spoiler  $200  
Sunroof   $900$900
Infotainment 
Android Auto support   $100$100
Apple CarPlay support   $100$100
Bluetooth audio streaming   $25$25
CD changer, in-dash$325$325$325  
CD player, remote   $100$100
HD radio   $50$50
iPod integration$100$100$100  
SD Card slot   $25$25
Telematics service, such as OnStar$200$200$200  
USB port   $25$25
Voice control for audio system   $25$25
Instruments, Lights, and Mirrors 
Analog clock$25$25$25  
Auto-dimming passenger-side mirror   $75$75
Compass   $0$0
Cornering lights$50$50$50  
Headlight washers$50$50$50  
Illuminated visor mirror, driver   $50$50
Illuminated visor mirror, passenger   $50$50
Mirror tilt-down in reverse$25$25$25  
Visor mirror, driver$10$10$10  
Visor mirror, passenger$10$10$10  
Seats and Interior Trim 
Aluminum trim  $100$100$100
Center armrest(s), second row   $50$50
Folding second row seats   $300$300
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$150   
No leather in second row$-300$-300$-300  
Synthetic suede inserts in leather seating surfaces  $0  
Suspension, Wheels, and Tires 
Electronic systems calibration selector   $200$200
Sport suspension (upgrade)  $0$0$0
Transmission 
Steering-wheel-mounted transmission controls  $100$100$100
Total Value of Features$8,535$9,585$9,835$6,350$6,350
Value of Feature Adjustments$2,185$3,235$3,485$0$0
Value of Feature Adjustments-2,035-3,012-3,24800

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Specifications Comparison: Mercedes-Benz SLK vs. Audi A4

Model Year20092017
ModelSLKA4
Body2dr Hardtop conv.4dr Sedan
Wheelbase95.7 in111.0 in
Length160.7 in186.1 in
Width70.4 in72.5 in
Height51.0 in56.2 in
Curb Weight3,210 lb.3,451 lb.
Fuel Capacity18.5 gal.16.9 gal.
Row 1 Headroom37.9 in38.9 in
Row 1 Shoulder Room52.2 in55.9 in
Row 1 Hip Room54.6 in0.0 in
Row 1 Legroom42.5 in41.3 in
Row 2 Headroom0.0 in37.4 in
Row 2 Shoulder Room0.0 in54.5 in
Row 2 Legroom0.0 in35.7 in
Cargo Volume,
Minimum
6.5 ft313.0 ft3
Cargo Volume,
Maximum
9.8 ft313.0 ft3

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Option Package Details
Mercedes-Benz SLK SLK300

Premium I Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100No
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers175Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Satellite radio200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat50Yes
Auto-dimming driver-side mirror75Yes
Remote window/roof operation15No
Mirror tilt-down in reverse25No
Interior ambient lighting150Yes
iPod integration100Yes
Total Requested205088%
Total Not Requested29012%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%
Heating Package
FeatureValueRequested?
Heated front seats200Yes
Neck-level heating, front seats150No
Total Requested20057%
Total Not Requested15043%

Option Package Details
Mercedes-Benz SLK SLK350

Premium I Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100No
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers175Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Satellite radio200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat50Yes
Auto-dimming driver-side mirror75Yes
Remote window/roof operation15No
Mirror tilt-down in reverse25No
Interior ambient lighting150Yes
iPod integration100Yes
Total Requested205088%
Total Not Requested29012%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%
Heating Package
FeatureValueRequested?
Heated front seats200Yes
Neck-level heating, front seats150No
Total Requested20057%
Total Not Requested15043%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%

Option Package Details
Audi A4 A4 2.0T ultra

Sport Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
Manual thigh support length adjuster, driver seat50No
Power 4-way lumbar adjuster, passenger seat150Yes
Manual thigh support length adjuster, passenger seat50No
Front sport buckets100Yes
Dark-colored headliner (optional)0No
Total Requested50083%
Total Not Requested10017%
Convenience Package
FeatureValueRequested?
Memory system, driver seat200Yes
Satellite radio200Yes
Auto-dimming driver-side mirror75Yes
Alarm100No
Proximity key250No
Auto-dimming passenger-side mirror75No
Total Requested47553%
Total Not Requested42547%

Option Package Details
Audi A4 A4 2.0T

Sport Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
Manual thigh support length adjuster, driver seat50No
Power 4-way lumbar adjuster, passenger seat150Yes
Manual thigh support length adjuster, passenger seat50No
Front sport buckets100Yes
Dark-colored headliner (optional)0No
Total Requested50083%
Total Not Requested10017%
Convenience Package
FeatureValueRequested?
Memory system, driver seat200Yes
Satellite radio200Yes
Auto-dimming driver-side mirror75Yes
Alarm100No
Proximity key250No
Auto-dimming passenger-side mirror75No
Total Requested47553%
Total Not Requested42547%

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