Audi A3 / S3 / RS3 Audi A3 / S3 / RS3 2018 Mercedes-Benz C-Class Mercedes-Benz C-Class 2018

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

Lowest Total Price: $68,250

Audi A3 / S3 / RS3 RS 3   
Difference: $21,840

Lowest Total Invoice: $63,545

Audi A3 / S3 / RS3 RS 3   
Difference: $20,311

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  Down Payment Interest Rate Term
Model Year20182018
ModelA3 / S3 / RS3C-Class
TrimRS 3AMG C63 S
Body4dr Sedan4dr Sedan
Base Price $54,900 $73,700
Base Invoice $51,058 $68,541
Technology Package 3,200  
Driver Assistance Package 1,400 2,250
Dynamic Plus Package 4,800  
Dynamic Package 1,450  
Metallic paint (extra cost) 575 720
Rear side airbags 350  
Carbon fiber trim 600 975
Multimedia Package   2,200
Advanced Lighting Package   1,050
designo Package   500
Panoramic sunroof   1,000
Ceramic front brake rotors   5,450
Dual-mode exhaust, switchable   1,250
Technology Package 2,976  
Driver Assistance Package 1,302 2,093
Dynamic Plus Package 4,464  
Dynamic Package 1,350  
Metallic paint (extra cost) 536 670
Rear side airbags 326  
Carbon fiber trim 558 907
Multimedia Package   2,046
Advanced Lighting Package   977
designo Package   465
Panoramic sunroof   930
Ceramic front brake rotors   5,069
Dual-mode exhaust, switchable   1,163
Options (change) 12,375 15,395
Options (change) 11,512 14,320
Destination 975 995
Total Price $68,250 $90,090
Total Invoice $63,545 $83,856

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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 Audi A3 / S3 / RS3 dealer quotes or Mercedes-Benz C-Class 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: Audi A3 / S3 / RS3 vs. Mercedes-Benz C-Class

Lowest Adjusted Price and Invoice: Audi A3 / S3 / RS3 RS 3
TrueDelta Adjusted Price Difference: $20,075
TrueDelta Adjusted Invoice Difference: $18,668
Model Year20182018
ModelA3 / S3 / RS3C-Class
TrimRS 3AMG C63 S
Body4dr Sedan4dr Sedan
Engine400hp I5503hp V8
EPA Fuel Economy (city/highway)/ MPG/ MPG
Audio (watts, speakers)705, 14590, 13
Tire (rear if not all the same)255/30-19245/35-19
Total Price$68,250$90,090
Adjustments for Features0-1,765
Feature-Adjusted Total Price$68,250$88,325
Total Invoice$63,545$83,856
Adjustments for Features0-1,643
Feature-Adjusted Total Invoice$63,545$82,213

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

Model Year20182018
ModelA3 / S3 / RS3C-Class
TrimRS 3AMG C63 S
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
7-speed automated manual$1200 
7-speed manually-shiftable automatic $1200
RWD $0
Remote climate control $25
Remote start via app $75
Remote window/roof operation $15
Tilt/telescoping steering wheel, manual$250 
Tilt/telescoping steering wheel, power $350
Universal garage door opener $100
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Automatic braking, high-speed or partial $200
Blind spot collision prevention $150
Collision preparation system, rear $100
Cross-traffic detection for collision preparation system $0
Driver drowsiness monitor $150
Knee airbag, passenger$75 
Lane departure prevention, steering-based$200 
Lane keeping assist $400
Obstacle detection, front$150 
Obstacle detection, rear$250 
Pedestrian detection $50
Secondary collision brake assist$25 
Temporary spare tire$150 
Cargo Management 
Console with shifter$150 
Console without shifter $150
Overhead sunglass holder $25
Rear seat pass-through$100 
Active rear differential $500
Electronically-variable engine mounts (performance-oriented) $500
Engine / Motor 
Automatic start / stop $150
Bright-finished exhaust tip(s) $25
Carbon fiber engine cover$0 
Panoramic sunroof $1200
Sunroof, large$1100 
4G LTE connectivity$0 
Android Auto support$100 
App support $0
Apple CarPlay support$100 
Aux input$50 
CD player $125
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 
Chronometer $100
Headlight washers$50 
Interior ambient lighting$150 
Interior ambient lighting, configurable $150
Large color reconfigurable instrument cluster display$250 
Mirror tilt-down in reverse $25
Performance meter$150 
Steering-linked headlights $150
Seats and Interior Trim 
Leather door panel trim $250
Manual height adjuster, driver seat$50 
Manual height adjuster, passenger seat$50 
Manual thigh support length adjuster, driver seat$50 
Manual thigh support length adjuster, passenger seat$50 
Manual tilt adjuster, driver seat$50 
Manual tilt adjuster, passenger seat$50 
Memory system, driver seat $200
Memory system, passenger seat $150
Power fore-aft adjuster, driver seat $100
Power fore-aft adjuster, passenger seat $100
Power headrest height adjuster, driver seat $50
Power headrest height adjuster, passenger seat $50
Power height adjuster, driver seat $100
Power height adjuster, passenger seat $100
Power recliner, driver seat $100
Power recliner, passenger seat $100
Power thigh support length adjuster, driver seat $100
Power thigh support length adjuster, passenger seat $100
Power tilt adjuster, driver seat $100
Power tilt adjuster, passenger seat $100
Synthetic suede door panel trim$250 
Upholstered instrument panel $300
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500
Crosswind stabilization $50
Sport suspension (upgrade) $0
Suggestive steering $0
Ultra-sport suspension (upgrade)$0 
Total Value of Features$6,950$8,715
Value of Feature Adjustments$0$1,765
Value of Feature Adjustments0-1,643

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

Model Year20182018
ModelA3 / S3 / RS3C-Class
Body4dr Sedan4dr Sedan
Wheelbase103.8 in111.8 in
Length175.4 in184.5 in
Width70.7 in71.3 in
Height55.7 in56.8 in
Curb Weight3,198 lb.3,418 lb.
Fuel Capacity13.2 gal.17.4 gal.
Row 1 Headroom36.5 in37.1 in
Row 1 Shoulder Room54.8 in55.3 in
Row 1 Legroom41.2 in41.7 in
Row 2 Headroom36.1 in37.1 in
Row 2 Shoulder Room53.0 in55.0 in
Row 2 Legroom35.1 in35.2 in
Cargo Volume12.3 ft312.6 ft3

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Option Package Details
Audi A3 / S3 / RS3 RS 3

Technology Package
Performance meter150No
Large color reconfigurable instrument cluster display250No
Surround sound250Yes
Bang & Olufsen, 705W, 14 speakers (with subwoofer)350No
Handwriting recognition200Yes
Remote app25Yes
Speed limit information0No
4G LTE connectivity0No
Telematics service, such as OnStar200Yes
Voice control for nav and audio100Yes
Media drive15Yes
Traffic + travel information25Yes
In-vehicle Internet150Yes
Wi-Fi hotspot50Yes
Navigation system600Yes
DVD-compatible player0Yes
Total Requested161568%
Total Not Requested75032%
Driver Assistance Package
Auto-dimming headlights200Yes
Lane departure warning200Yes
Adaptive cruise control, all-speed700Yes
Lane departure prevention, steering-based200Yes
Total Requested1300100%
Total Not Requested00%
Dynamic Plus Package
Ultra-sport suspension (upgrade)250No
Raised top speed limiter0Yes
Ceramic front brake rotors2500Yes
Carbon fiber engine cover0No
Total Requested250091%
Total Not Requested2509%
Dynamic Package
Alloy wheels, optional design0No
Sport exhaust0No
235/35ZR19 tires200No
Painted brake calipers (optional)0Yes
255/30ZR19 tires200No
Total Requested00%
Total Not Requested400100%

Option Package Details
Mercedes-Benz C-Class AMG C63 S

Driver Assistance Package
Cross-traffic detection for collision preparation system0No
Speed limit information0No
Collision preparation system, rear100No
Pedestrian detection50No
Lane keeping assist400Yes
Cross-traffic warning, rear100Yes
Adaptive cruise control, all-speed700Yes
Blind spot collision prevention150No
Lane departure warning200Yes
Total Requested140082%
Total Not Requested30018%
Multimedia Package
Handwriting recognition200Yes
Traffic + travel information25Yes
App support0No
Navigation map updates, three years0No
DVD-compatible player0Yes
Media drive15Yes
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested940100%
Total Not Requested00%
Advanced Lighting Package
LED tail lights0No
Interior ambient lighting, configurable150No
Auto-dimming headlights200Yes
LED headlights250Yes
Steering-linked headlights150No
Cornering lights50Yes
Total Requested50063%
Total Not Requested30037%
designo Package
Special interior trim0No
Leather door panel trim250Yes
Total Requested250100%
Total Not Requested00%

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