Mercedes-Benz SL Mercedes-Benz SL 2015 Audi A3 Audi A3 2008

We are 103,000+ car owners sharing real-world car information.

Join Us

Mercedes-Benz SL vs. Audi A3 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 SL vs. Audi A3 Invoice Comparison

Lowest Total Price: $33,890

Audi A3 2.0T   
Difference: $115,085

Lowest Total Invoice: $31,572

Audi A3 2.0T   
Difference: $107,040

Calculate Payments

  Down Payment Interest Rate Term
Model Year2015201520082008
ModelSLSLA3A3
TrimSL63 AMGSL65 AMG2.0T3.2 S line
Body2dr Hardtop conv.2dr Hardtop conv.4dr Hatch4dr Hatch
Base Price $148,050 $215,250 $25,930 $34,915
Base Invoice $137,687 $200,183 $24,115 $32,471
Wood trim 0 0    
Navigation system     1,950 1,950
S Line Package     2,500  
Convenience Package     350  
Cold Weather Package     700 700
Xenon HID headlights     800 800
Bluetooth cell phone link     435 435
iPod integration     0 0
Metallic paint (extra cost)     450 450
Wood trim 0 0    
Navigation system     1,813 1,813
S Line Package     2,326  
Convenience Package     325  
Cold Weather Package     650 650
Xenon HID headlights     745 745
Bluetooth cell phone link     405 405
iPod integration     0 0
Metallic paint (extra cost)     418 418
Options (change) 0 0 7,185 4,335
Options (change) 0 0 6,682 4,031
Destination 925 925 775 775
Gas Tax 0 1,300 0 0
Total Price $148,975 $217,475 $33,890 $40,025
Total Invoice $138,612 $202,408 $31,572 $37,277

Return to top

While we strive for accuracy, the site is not error-free, and prices can change at any time.

Dealer Price Quotes

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation Mercedes-Benz SL dealer quotes or Audi A3 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: Mercedes-Benz SL vs. Audi A3

Lowest Adjusted Price and Invoice: Audi A3 2.0T
TrueDelta Adjusted Price Difference: $93,520
TrueDelta Adjusted Invoice Difference: $86,975
Model Year2015201520082008
ModelSLSLA3A3
TrimSL63 AMGSL65 AMG2.0T3.2 S line
Body2dr Hardtop conv.2dr Hardtop conv.4dr Hatch4dr Hatch
Engine577hp V8621hp V12200hp I4250hp V6
TransmissionT7T7M6S6
DrivetrainRWDRWDFWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)600, 11900, 12140, 10195, 10
Tire (rear if not all the same)255/35-19255/35-19225/45-17225/45-17
Total Price$148,975$217,475$33,890$40,025
Adjustments for Features-21,565-27,8650-2,850
Feature-Adjusted Total Price$127,410$189,610$33,890$37,175
Cost Above Minimum$0$62,200$0$3,285
Total Invoice$138,612$202,408$31,572$37,277
Adjustments for Features-20,065-25,9340-2,654
Feature-Adjusted Total Invoice$118,547$176,474$31,572$34,623
Cost Above Minimum$0$57,927$0$3,051

Return to top

Features Comparison: Mercedes-Benz SL vs. Audi A3

Model Year2015201520082008
ModelSLSLA3A3
TrimSL63 AMGSL65 AMG2.0T3.2 S line
Body2dr Hardtop conv.2dr Hardtop conv.4dr Hatch4dr Hatch
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200$1200  
6-speed manual  $150 
6-speed automated manual   $1100
RWD$0$0  
FWD  $0 
AWD   $1700
Accessories 
Adaptive cruise control, all-speed $850  
Cruise control$150 $150$150
Hands-free trunk or liftgate$100$100  
Power door closers $300  
Power rear side windows  $200$200
Power trunk closer$350$350  
Proximity key$250$250  
Remote app$25$25  
Remote window/roof operation$15$15  
Semi-automated parking system$500$500  
Tilt/telescoping steering wheel, manual  $250$250
Tilt/telescoping steering wheel, power$350$350  
Universal garage door opener$100$100  
Wind blocker, power small$300$300  
Brakes, Airbags, and Other Safety 
Auto-raising roll bars / headrests$500$500  
Automatic braking, high-speed or partial $200  
Automatic braking, low-speed $200  
Blind spot collision prevention $150  
Blind spot warning system $200  
Brake- or yaw-sensor-initiated collision preparation system$0   
Driver drowsiness monitor$150$150  
Forward collision warning $200  
Knee airbag, driver$75$75  
Knee airbag, passenger$75$75  
Lane departure prevention $150  
Lane departure warning $200  
Night vision $1750  
Obstacle detection, front$150$150  
Obstacle detection, rear$250$250  
Radar- or camera-based collision preparation system $0  
Rearview camera$200$200  
Temporary spare tire  $150$150
Torque vectoring, brake-based$100$100  
Cargo Management 
Air-conditioned storage compartment$50$50  
Cargo cover  $75$75
Cargo net  $40$40
Rear seat pass-through  $100$100
Ski sack  $50$50
Climate Control 
Adaptive windshield washer system$0$0  
Rear wiper  $175$175
Residual heat$50$50  
Wiper de-icer$25$25  
Drivetrain 
Limited-slip rear differential$300$300  
Engine / Motor 
Automatic start / stop$150$150  
Raised top speed limiter$0$0  
Exterior 
Bodyside moldings  $75$75
Electronically-variable tint, sunroof or glass roof panel $2000  
Glass roof panel(s)$300$300  
Power retractable hardtop$6750$6750  
Infotainment 
App support$0$0  
Aux input$50$50  
Bluetooth audio streaming$25$25  
CD player$125$125  
DVD-compatible player$0$0  
HD radio$50$50  
In-vehicle Internet$150$150  
Media drive$15$15  
MP3-compatible player$50$50  
Navigation map updates, three years$0$0  
Satellite radio$200$200 $200
SMS text-to-speech reader$25$25  
Surround sound$250$250  
Telematics service, such as OnStar, with navigation$225$225  
Traffic + travel information$25$25  
Voice control for nav and audio$100$100  
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75$75  
Auto-dimming headlights$200$200  
Chronometer$100$100  
Compass  $0$0
Cornering lights$50$50  
Headlight washers$50$50  
Interior ambient lighting$150$150  
Mirror tilt-down in reverse$25$25  
Steering-linked headlights$150$150  
Seats and Interior Trim 
Aluminum trim  $100$100
Automatic seat bolsters, driver$300$300  
Automatic seat bolsters, front passenger$300$300  
Center armrest(s), second row  $50$50
Cooled or ventilated front seats$300$300  
Folding second row seats  $300$300
Illuminated door sill trim plates$200$200  
Leather door panel trim$250$250  
Leather headliner $1000  
Manual height adjuster, passenger seat  $50$50
Massage, driver seat$100$100  
Massage, passenger seat$100$100  
Memory system, driver seat$200$200  
Memory system, passenger seat$150$150  
Metal pedals$75$75  
Neck-level heating, front seats$150$150  
No leather in second row$-300$-300  
Power 4-way lumbar adjuster, passenger seat$150$150  
Power fore-aft adjuster, passenger seat$100$100  
Power headrest height adjuster, driver seat$50$50  
Power headrest height adjuster, passenger seat$50$50  
Power height adjuster, passenger seat$100$100  
Power recliner, passenger seat$100$100  
Power thigh support length adjuster, driver seat$100$100  
Power thigh support length adjuster, passenger seat$100$100  
Power tilt adjuster, passenger seat$100$100  
Synthetic suede headliner$650   
Upholstered instrument panel, leather$1000$1000  
Wood trim$300$300  
Suspension, Wheels, and Tires 
Adaptive hydraulic struts, auto-leveling and ht. adjustable$4000$4000  
Electronic systems calibration selector$200$200  
Transmission 
Launch control$100   
Total Value of Features$23,480$29,780$1,915$4,765
Value of Feature Adjustments$21,565$27,865$0$2,850
Value of Feature Adjustments-20,065-25,9340-2,654

Return to top

Specifications Comparison: Mercedes-Benz SL vs. Audi A3

Model Year20152008
ModelSLA3
Body2dr Hardtop conv.4dr Hatch
Wheelbase101.8 in101.5 in
Length181.8 in168.7 in
Width73.9 in69.5 in
Height51.8 in56.0 in
Curb Weight3,936 lb.3,264 lb.
Fuel Capacity19.8 gal.15.0 gal.
Row 1 Headroom39.1 in38.1 in
Row 1 Shoulder Room55.5 in54.3 in
Row 1 Legroom42.9 in41.2 in
Row 2 Headroom0.0 in36.9 in
Row 2 Shoulder Room0.0 in52.8 in
Row 2 Legroom0.0 in34.8 in
Cargo Volume,
Minimum
8.5 ft313.1 ft3
Cargo Volume,
Maximum
13.5 ft354.6 ft3

Return to top

Option Package Details
Audi A3 2.0T

Navigation system
FeatureValueRequested?
Navigation system600Yes
CD changer, remote200No
SD Card slot25Yes
Total Requested62576%
Total Not Requested20024%
S Line Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
Rear spoiler200Yes
Front sport buckets100Yes
Special exterior trim0No
Leather-wrapped steering wheel150Yes
Map lights25No
Aluminum trim100No
Steering-wheel-mounted transmission controls100Yes
Leather seating surfaces900Yes
Audio controls on steering wheel125Yes
Illuminated visor mirror, driver40Yes
Illuminated visor mirror, passenger40Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power recliner, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Fog lights125Yes
Total Requested253095%
Total Not Requested1255%
Convenience Package
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Automatic headlights125Yes
Compass0No
Total Requested375100%
Total Not Requested00%
Cold Weather Package
FeatureValueRequested?
Heated mirrors25Yes
Heated front seats200Yes
Ski sack50No
Heated windshield washer nozzles15Yes
Total Requested24083%
Total Not Requested5017%

Option Package Details
Audi A3 3.2 S line

Navigation system
FeatureValueRequested?
Navigation system600Yes
CD changer, remote-125No
SD Card slot25Yes
Total Requested625125%
Total Not Requested-125-25%
Cold Weather Package
FeatureValueRequested?
Heated mirrors25Yes
Heated front seats200Yes
Ski sack50No
Heated windshield washer nozzles15Yes
Total Requested24083%
Total Not Requested5017%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Convertibles
See TrueDelta's information for all Mercedes-Benz models.