Audi A3 / S3 / RS3 Audi A3 / S3 / RS3 2018 Mercedes-Benz SLC Mercedes-Benz SLC 2018

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Audi A3 / S3 / RS3 vs. Mercedes-Benz SLC 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.

Audi A3 / S3 / RS3 vs. Mercedes-Benz SLC Invoice Comparison

Lowest Total Price: $53,140

Audi A3 / S3 / RS3 A3 2.0 TFSI   
Difference: $16,575

Lowest Total Invoice: $49,496

Audi A3 / S3 / RS3 A3 2.0 TFSI   
Difference: $15,410

Calculate Payments

  Down Payment Interest Rate Term
Model Year20182018
ModelA3 / S3 / RS3SLC
TrimA3 2.0 TFSIAMG SLC43
Body2dr Convertible2dr Hardtop conv.
Base Price $38,350 $61,350
Base Invoice $35,666 $57,056
Prestige Package 8,450  
Sport Package 650  
Carbon fiber rear spoiler 995  
AWD 2,700  
Metal pedals 195  
Sport suspension (upgrade) 250  
Metallic paint (extra cost) 575 720
Premium 3 Package   6,650
Prestige Package 7,860  
Sport Package 606  
Carbon fiber rear spoiler 926  
AWD 2,512  
Metal pedals 182  
Sport suspension (upgrade) 233  
Metallic paint (extra cost) 536 670
Premium 3 Package   6,185
Options (change) 13,815 7,370
Options (change) 12,855 6,855
Destination 975 995
Total Price $53,140 $69,715
Total Invoice $49,496 $64,906

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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: Audi A3 / S3 / RS3 vs. Mercedes-Benz SLC

Lowest Adjusted Price and Invoice: Audi A3 / S3 / RS3 A3 2.0 TFSI
TrueDelta Adjusted Price Difference: $13,740
TrueDelta Adjusted Invoice Difference: $12,771
Model Year20182018
ModelA3 / S3 / RS3SLC
TrimA3 2.0 TFSIAMG SLC43
Body2dr Convertible2dr Hardtop conv.
Engine220hp I4362hp V6
TransmissionS6T9
DrivetrainAWDRWD
EPA Fuel Economy (city/highway)19/28 MPG20/29 MPG
Audio (watts, speakers)625, 13500, 11
Tire (rear if not all the same)225/40-18235/40-18
Total Price$53,140$69,715
Adjustments for Features0-2,835
Feature-Adjusted Total Price$53,140$66,880
Total Invoice$49,496$64,906
Adjustments for Features0-2,639
Feature-Adjusted Total Invoice$49,496$62,267

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Features Comparison: Audi A3 / S3 / RS3 vs. Mercedes-Benz SLC

Model Year20182018
ModelA3 / S3 / RS3SLC
TrimA3 2.0 TFSIAMG SLC43
Body2dr Convertible2dr Hardtop conv.
Transmission and Drivetrain 
6-speed automated manual$1100 
9-speed manually-shiftable automatic $1400
AWD$1700 
RWD $0
Accessories 
Power rear side windows$200 
Remote climate control $25
Remote start via app $75
Remote window/roof operation $15
Semi-automated parking system $500
Tilt/telescoping steering wheel, manual$250 
Tilt/telescoping steering wheel, power $350
Universal garage door opener $100
Wind blocker, small $100
Brakes, Airbags, and Other Safety 
Auto-raising roll bars / headrests$500 
Automatic braking, high-speed or partial $200
Cross-traffic warning, rear$100 
Driver drowsiness monitor $150
Lane departure prevention, steering-based$200 
Roll bar $200
Secondary collision brake assist$25 
Side curtain airbags $350
Temporary spare tire $150
Cargo Management 
Second-row low console$100 
Climate Control 
Automatic air recirculation$100 
Rear air vents$100 
Engine / Motor 
Automatic start / stop $150
Dual-mode exhaust, switchable $500
Exterior 
Body kit$0 
Carbon fiber rear spoiler$300 
Glass roof panel(s) $300
Power convertible top$4000 
Power retractable hardtop $6750
Rear spoiler $200
Infotainment 
4G LTE connectivity$0 
App support $0
Aux input$50 
CD player $125
Handwriting recognition$200 
Navigation map updates, three years $0
SMS text-to-speech reader $25
Telematics service, such as OnStar$200 
Telematics service, such as OnStar, with navigation $225
Instruments, Lights, and Mirrors 
Analog clock $25
Cornering lights$50 
Illuminated visor mirror, driver$50 
Illuminated visor mirror, passenger$50 
Interior ambient lighting$150 
Interior ambient lighting, configurable $150
Large color reconfigurable instrument cluster display$250 
Mirror tilt-down in reverse $25
Steering-linked headlights $150
Visor mirror, driver $10
Visor mirror, passenger $10
Seats and Interior Trim 
Folding second row seats$300 
Leather door panel trim $250
Manual thigh support length adjuster, driver seat$50 
Manual thigh support length adjuster, passenger seat$50 
Memory system, driver seat $200
Memory system, passenger seat $150
Neck-level heating, front seats $150
No leather in second row $-300
Power recliner, driver seat $100
Power recliner, passenger seat $100
Total Value of Features$10,075$12,910
Value of Feature Adjustments$0$2,835
Value of Feature Adjustments0-2,639

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Specifications Comparison: Audi A3 / S3 / RS3 vs. Mercedes-Benz SLC

Model Year20182018
ModelA3 / S3 / RS3SLC
Body2dr Convertible2dr Hardtop conv.
Wheelbase102.2 in95.7 in
Length175.4 in162.8 in
Width70.2 in71.5 in
Height55.5 in51.3 in
Curb Weight3,824 lb.3,541 lb.
Fuel Capacity13.2 gal.15.9 gal.
Row 1 Headroom37.4 in38.0 in
Row 1 Shoulder Room54.8 in52.2 in
Row 1 Legroom41.2 in42.5 in
Row 2 Headroom36.3 in0.0 in
Row 2 Shoulder Room45.7 in0.0 in
Row 2 Legroom31.9 in0.0 in
Cargo Volume,
Minimum
7.1 ft36.4 ft3
Cargo Volume,
Maximum
9.9 ft310.1 ft3

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Option Package Details
Audi A3 / S3 / RS3 A3 2.0 TFSI

Prestige Package
FeatureValueRequested?
Cornering lights50No
LED headlights500Yes
Auto-dimming headlights200Yes
Power-folding mirrors50Yes
Lane departure warning200Yes
Adaptive cruise control, all-speed700Yes
Lane departure prevention, steering-based200No
Auto-dimming driver-side mirror75Yes
Large color reconfigurable instrument cluster display250No
Surround sound250Yes
Bang & Olufsen, 625W, 13 speakers (with subwoofer)350No
225/40HR18 tires400No
Handwriting recognition200No
Remote app25Yes
Speed limit information0No
Apple CarPlay support100Yes
Android Auto support100Yes
4G LTE connectivity0No
Telematics service, such as OnStar200Yes
Sport front fascia (optional)0No
Sport rear fascia, e.g. diffuser (optional)0No
Body kit0No
Interior ambient lighting150Yes
Proximity key250Yes
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Compass0Yes
Aluminum trim100Yes
Blind spot warning system200Yes
Cross-traffic warning, rear100No
Auto-dimming rearview mirror150Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Media drive15Yes
Traffic + travel information25Yes
In-vehicle Internet150Yes
Wi-Fi hotspot50Yes
Navigation system600Yes
Total Requested459075%
Total Not Requested155025%
Sport Package
FeatureValueRequested?
Manual thigh support length adjuster, driver seat50No
Manual thigh support length adjuster, passenger seat50No
Front sport buckets100Yes
Steering-wheel-mounted transmission controls100Yes
Electronic systems calibration selector200Yes
Total Requested40080%
Total Not Requested10020%

Option Package Details
Mercedes-Benz SLC AMG SLC43

Premium 3 Package
FeatureValueRequested?
Lane departure warning200Yes
Adaptive cruise control, all-speed700Yes
Obstacle detection, rear250Yes
Semi-automated parking system500No
Obstacle detection, front150Yes
CD player125No
Steering-linked headlights150No
Dual-zone climate control125Yes
MP3-compatible player50Yes
Auto-dimming headlights200Yes
LED headlights1000Yes
Smartphone integration0No
Interior ambient lighting, configurable0No
Apple CarPlay support100Yes
Android Auto support100Yes
Automatic climate control, front200Yes
Media drive15Yes
Traffic + travel information25Yes
App support0No
Navigation map updates, three years0No
DVD-compatible player0Yes
Voice control for nav and audio75Yes
Navigation system600Yes
Total Requested379083%
Total Not Requested77517%

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