Mercedes-Benz SLK Mercedes-Benz SLK 2008 Audi A7 / S7 / RS7 Audi A7 / S7 / RS7 2018

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Mercedes-Benz SLK vs. Audi A7 / S7 / RS7 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 A7 / S7 / RS7 Invoice Comparison

Lowest Total Price: $54,015

Mercedes-Benz SLK SLK280   
Difference: $20,235

Lowest Total Invoice: $50,294

Mercedes-Benz SLK SLK280   
Difference: $18,829

Calculate Payments

  Down Payment Interest Rate Term
Model Year2008200820082018201820182018
ModelSLKSLKSLKA7 / S7 / RS7A7 / S7 / RS7A7 / S7 / RS7A7 / S7 / RS7
TrimSLK280SLK350SLK55 AMGA7 3.0TS7 4.0 TFSIRS 7RS 7 Performance
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Hatch4dr Hatch4dr Hatch4dr Hatch
Base Price $44,150 $49,450 $63,200 $69,700 $81,200 $113,900 $130,700
Base Invoice $41,060 $45,988 $58,776 $64,822 $75,516 $105,928 $121,552
Lighting Package 1,010 1,010 1,010        
Heating Package 980 980          
Premium II Package 3,995 3,995 1,410        
iPod integration 375 375 375        
Metallic paint (extra cost) 710 710 710 575 575 575 575
Automatic climate control, front 720 720 720        
Navigation system 1,200 1,200 1,200        
Competition Package       3,000      
Lighting Package 939 939 939        
Heating Package 911 911          
Premium II Package 3,715 3,715 1,311        
iPod integration 349 349 349        
Metallic paint (extra cost) 659 659 659 536 536 536 536
Automatic climate control, front 670 670 670        
Navigation system 1,116 1,116 1,116        
Competition Package       2,790      
Options (change) 8,990 8,990 5,425 3,575 575 575 575
Options (change) 8,359 8,359 5,044 3,326 536 536 536
Destination 875 875 875 975 975 975 975
Gas Tax 0 0 1,300 0 0 1,000 1,000
Total Price $54,015 $59,315 $70,800 $74,250 $82,750 $116,450 $133,250
Total Invoice $50,294 $55,222 $65,995 $69,123 $77,027 $108,439 $124,063

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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 A7 / S7 / RS7

Lowest Adjusted Price and Invoice: Mercedes-Benz SLK SLK280
TrueDelta Adjusted Price Difference: $17,205
TrueDelta Adjusted Invoice Difference: $16,008
Model Year2008200820082018201820182018
ModelSLKSLKSLKA7 / S7 / RS7A7 / S7 / RS7A7 / S7 / RS7A7 / S7 / RS7
TrimSLK280SLK350SLK55 AMGA7 3.0TS7 4.0 TFSIRS 7RS 7 Performance
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Hatch4dr Hatch4dr Hatch4dr Hatch
Engine228hp V6268hp V6355hp V8340hp V6450hp V8560hp V8605hp V8
TransmissionM6T7T7T8S7S7S7
DrivetrainRWDRWDRWDAWDAWDAWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)380, 11380, 11380, 11630, 14630, 14630, 14630, 14
Tire (rear if not all the same)205/55-16225/45-17225/40-18265/35-20255/40-19275/30-21275/30-21
Total Price$54,015$59,315$70,800$74,250$82,750$116,450$133,250
Adjustments for Features0-1,050-1,300-3,030-4,630-6,155-9,855
Feature-Adjusted Total Price$54,015$58,265$69,500$71,220$78,120$110,295$123,395
Cost Above Minimum$0$4,250$15,485$0$6,900$39,075$52,175
Total Invoice$50,294$55,222$65,995$69,123$77,027$108,439$124,063
Adjustments for Features0-978-1,212-2,821-4,310-5,732-9,176
Feature-Adjusted Total Invoice$50,294$54,244$64,783$66,302$72,717$102,707$114,887
Cost Above Minimum$0$3,950$14,489$0$6,415$36,405$48,585

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Features Comparison: Mercedes-Benz SLK vs. Audi A7 / S7 / RS7

Model Year2008200820082018201820182018
ModelSLKSLKSLKA7 / S7 / RS7A7 / S7 / RS7A7 / S7 / RS7A7 / S7 / RS7
TrimSLK280SLK350SLK55 AMGA7 3.0TS7 4.0 TFSIRS 7RS 7 Performance
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Hatch4dr Hatch4dr Hatch4dr Hatch
Transmission and Drivetrain 
6-speed manual$150      
7-speed manually-shiftable automatic $1200$1200    
8-speed manually-shiftable automatic   $1300   
7-speed automated manual    $1200$1200$1200
RWD$0$0$0    
AWD   $1700$1700$1700$1700
Accessories 
Hands-free trunk or liftgate   $100$100$100$100
Power door closers     $300$300
Power liftgate   $350$350$350$350
Power rear side windows   $200$200$200$200
Proximity key   $250$250$250$250
Remote window/roof operation$15$15$15    
Wind blocker, small$100$100$100    
Brakes, Airbags, and Other Safety 
Blind spot warning system   $200$200$200$200
Ceramic brake rotors      $4000
Collision preparation system, rear   $100$100$100$100
Obstacle detection, front   $150$150$150$150
Obstacle detection, rear   $250$250$250$250
Rearview camera   $200$200$200$200
Rollover sensor   $50$50$50$50
Secondary collision brake assist   $25$25$25$25
Side curtain airbags   $350$350$350$350
Wide-view front camera     $150$150
Wide-view rear camera     $0$0
Cargo Management 
Cargo cover   $75$75$75$75
Rear seat pass-through   $100$100$100$100
Second-row low console   $100$100$100$100
Climate Control 
Automatic air recirculation   $100$100$100$100
Rear air vents with automatic controls   $250$250$250$250
Rear dual-zone climate control   $125$125$125$125
Drivetrain 
Active rear differential   $500   
Engine / Motor 
Automatic start / stop   $150$150  
Dual-mode exhaust, switchable    $500$500$500
Raised top speed limiter      $0
Regenerative braking   $0$0$0$0
Exterior 
Black exterior trim (optional)   $0   
Body kit  $0  $0$0
Bright-finished exhaust tip(s)$25$25$25$25$25  
Carbon fiber engine cover      $0
Carbon fiber exterior trim (other)      $100
Carbon fiber mirror housings      $100
Laminated front side windows   $200$200$200$200
Painted brake calipers (optional)   $0   
Power retractable hardtop$6750$6750$6750    
Rear spoiler  $200    
Retractable rear spoiler   $400$400$400$400
Sunroof   $900$900$900$900
Infotainment 
4G LTE connectivity   $0$0$0$0
Android Auto support   $100$100$100$100
Apple CarPlay support   $100$100$100$100
Bluetooth audio streaming   $25$25$25$25
DVD-compatible player   $0$0$0$0
Handwriting recognition   $200$200$200$200
HD radio   $50$50$50$50
In-vehicle Internet   $150$150$150$150
iPod integration$100$100$100    
Media drive   $15$15$15$15
MP3-compatible player   $50$50$50$50
SD Card slot   $25$25$25$25
Telematics service, such as OnStar$200$200$200    
Traffic + travel information   $25$25$25$25
USB port   $25$25$25$25
Voice control for nav and audio   $100$100$100$100
Wi-Fi hotspot   $50$50$50$50
Instruments, Lights, and Mirrors 
Analog clock$25$25$25    
Auto-dimming passenger-side mirror   $75$75$75$75
Compass   $0$0$0$0
Cornering lights$50$50$50    
Fog lights$125$125$125    
Head-up display (HUD)     $350$350
Headlight washers$50$50$50    
Illuminated visor mirror, driver   $50$50$50$50
Illuminated visor mirror, passenger   $50$50$50$50
LED headlights   $1000$1000$1000$1000
Power-folding mirrors   $50$50$50$50
Visor mirror, driver$10$10$10    
Visor mirror, passenger$10$10$10    
Xenon HID headlights$500$500$500    
Seats and Interior Trim 
Aluminum trim  $100$100   
Carbon fiber trim     $200$200
Center armrest(s), second row   $50$50$50$50
Door sill trim plates$100$100$100    
Folding second row seats   $300$300$300$300
Illuminated door sill trim plates   $200$200$200$200
Memory system, passenger seat$150$150$150    
Neck-level heating, front seats$150$150     
No leather in second row$-300$-300$-300    
Synthetic suede inserts in leather seating surfaces  $0    
Wood trim    $300  
Suspension, Wheels, and Tires 
Active steering     $1000$1000
Adaptive dampers - electrical    $500$500 
Air suspension, auto-leveling and height adjustable    $1000$1000 
Electronic systems calibration selector   $200$200$200$200
Hydraulically cross-linked dampers, multi-mode      $1000
Sport suspension (upgrade)  $0$0$0$0 
Ultra-sport suspension (upgrade)      $0
Transmission 
Steering-wheel-mounted transmission controls  $100$100$100$100$100
Total Value of Features$8,210$9,260$9,510$11,240$12,840$14,365$18,065
Value of Feature Adjustments$0$1,050$1,300$3,030$4,630$6,155$9,855
Value of Feature Adjustments0-978-1,212-2,821-4,310-5,732-9,176

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Specifications Comparison: Mercedes-Benz SLK vs. Audi A7 / S7 / RS7

Model Year20082018
ModelSLKA7 / S7 / RS7
Body2dr Hardtop conv.4dr Hatch
Wheelbase95.7 in114.7 in
Length160.7 in196.2 in
Width70.4 in75.2 in
Height51.0 in55.9 in
Curb Weight3,210 lb.4,256 lb.
Fuel Capacity18.5 gal.19.8 gal.
Row 1 Headroom37.9 in36.9 in
Row 1 Shoulder Room52.2 in57.2 in
Row 1 Hip Room54.6 in0.0 in
Row 1 Legroom42.5 in41.3 in
Row 2 Headroom0.0 in36.6 in
Row 2 Shoulder Room0.0 in55.9 in
Row 2 Legroom0.0 in37.0 in
Cargo Volume,
Minimum
6.5 ft324.5 ft3
Cargo Volume,
Maximum
9.8 ft356.0 ft3

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Option Package Details
Mercedes-Benz SLK SLK280

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%
Premium II Package
FeatureValueRequested?
Bluetooth cell phone link100Yes
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
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
Tilt/telescoping steering wheel, power100Yes
Power tilt adjuster, passenger seat50Yes
Power fore-aft adjuster, driver seat100Yes
Auto-dimming driver-side mirror75Yes
Power height adjuster, driver seat50Yes
Remote window/roof operation15No
Power tilt adjuster, driver seat50Yes
Mirror tilt-down in reverse25Yes
Power recliner, driver seat100Yes
Interior ambient lighting150Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Total Requested247583%
Total Not Requested51517%

Option Package Details
Mercedes-Benz SLK SLK350

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%
Premium II Package
FeatureValueRequested?
Bluetooth cell phone link100Yes
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
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
Tilt/telescoping steering wheel, power100Yes
Power tilt adjuster, passenger seat50Yes
Power fore-aft adjuster, driver seat100Yes
Auto-dimming driver-side mirror75Yes
Power height adjuster, driver seat50Yes
Remote window/roof operation15No
Power tilt adjuster, driver seat50Yes
Mirror tilt-down in reverse25Yes
Power recliner, driver seat100Yes
Interior ambient lighting150Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Total Requested247583%
Total Not Requested51517%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%
Premium II Package
FeatureValueRequested?
Bluetooth cell phone link100Yes
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
Total Requested40053%
Total Not Requested35047%

Option Package Details
Audi A7 / S7 / RS7 A7 3.0T

Competition Package
FeatureValueRequested?
Aluminum trim100Yes
Active rear differential500No
Painted brake calipers (optional)0No
Black exterior trim (optional)0No
Upgraded leather upholstery0No
Power 4-way lumbar adjuster, passenger seat150Yes
Metal pedals75Yes
Leather door panel trim250Yes
Second-row low console100No
Front sport buckets100Yes
Second-row 2-section 2-person split bench100No
Sport suspension (upgrade)250Yes
Sport front fascia (optional)0No
Sport rear fascia, e.g. diffuser (optional)0No
Dark-colored headliner (optional)0No
265/35YR20 tires400No
Total Requested92546%
Total Not Requested110054%

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