In the yester-decade, people used compact cars for daily purposes but as the years passed and the performance needs grew, the car manufacturers started making more powerful engines and equipped them in the hatchbacks and sedans. The Audi RS3 is one such car that packs power and luxury in a single package.
The Audi RS3 has always been amongst the favorites of those who crave performance in their sedan. Loaded with all the bells and whistles, this German machine was built to compete with the likes of the Mercedes Benz AMG C43 and BMW M3. Let's see how it performs against its rivals.
With a base price of $54,500, the 2017 Audi RS3 Sedan doesn’t disappoint the one behind the wheels in terms of performance and style. Under the hood of the 2017 Audi RS3 Sedan is a 2.5-liter turbocharged five-cylinder engine attached to its 7-speed dual clutch automatic transmissions and all-wheel drive.
2017 Audi RS 3 Features
2017 Audi RS3 Sedan Trims The 2017 Audi RS3 Sedan comes in a single trim level which is powered by its 2.5-liter turbocharged five-cylinder engine. The car comes in only one trim and has got all the features that you’ll look for in a car. Cool and new features come along with the Technology pack and the performance ceiling is pushed higher by the Dynamic pack.
RS3 2.5 TFSI
Audi magnetic ride Magnetic Fluid-Filled Shock Absorbers
7.0" TFT color center infotainment display w/800 x 480 pixel resolution
Theft Deterrent Heated S Sport Front Seats manual adjustment w/4-way power lumbar adjustment
Remote Keyless Entry w/Integrated Key Transmitter
Illuminated Entry and Panic Button
Dual Zone Front Automatic Air Conditioning
Day-Night Auto-Dimming Rearview Mirror
Fixed Front Head Restraints and Manual Adjustable Rear Head Restraints
The all-new Audi RS3 Sedan is the best version in itself, although it would be advisable not to opt for the Dynamic package as it may aggravate the ride quality into a rough one.
2017 Audi RS 3 Engine
Engine and Transmission
The 2.5-liter turbocharged five-cylinder engine of the Audi RS3 is very powerful which contributes significantly to attain such an exhilarating performance. It records a horsepower of 400 hp and a torque of 354 pound-feet. The 7-speed S-Tronic dual clutch automatic transmission of the 2017 Audi RS3 Sedan works along with its engine perfectly showcasing smooth gear shifts and sends power to all the four wheels in order to achieve maximum output.
Mercedes Benz AMG C43
2.5 TFSI 5 Cylinder
3.0L V6 Biturbo
3.0L Inline 6-Cylinder
400 hp @ 5850 rpm
362 hp @ 5500 rpm
425 hp @ 5500 rpm
354 lb-ft @ 1700 rpm
384 lb-ft @ 2000 rpm
406 lb-ft @ 1850 rpm
The RS3 Sedan delivers enough power in this price range and it’s fairly acceptable that it falls behind its costlier rival the 2017 BMW M3 whose engine generates 425 horsepower at 5500 rpm and 406 pound-feet of torque at 1850 rpm. However, in case of the Mercedes Benz AMG C43, it houses the least powerful engine with a horsepower of 362 at 5500 rpm and torque of 384 pound-feet at 2000 rpm, the latter being more than the Audi.
The credit for the scorching acceleration of 0 to 60 mph in a mere 3.9 seconds goes to the 2.5-liter engine, the 7-speed transmission and all-wheel drive system of the 2017 Audi RS3 Sedan.
Mercedes Benz AMG C43
Emission (Tons/yr of CO2 Emissions @ 15K mi/year)
Quite shockingly in spite of having such a small build, the Audi RS3 Sedan is the fastest among its rival to reach from 0 to 60 mph in just 3.9 seconds. The BMW M3 with the most powerful engine falls behind in its initial acceleration, going from 0 to 60 mph in 4.1 seconds, which however has the best acceleration over a quarter mile at just 12.1 seconds and beats the Audi in that aspect. The Mercedes Benz AMG C43 quite evidently has the slowest initial acceleration and in a quarter mile of 4.6 seconds and 12.7 seconds respectively and suffers because of its engine.
Handling and Steering
The balanced chassis and crisp steering of the 2017 Audi RS3 Sedan help it in cornering pretty easily. The steering responds extremely well while cruising on the highways and with low turning radius, it allows you to maneuver your car in tight spaces easily. The car handles well on the curves and drives glued to the road. The modified suspension system and adaptive all-wheel drive train which can send 100% power to the rear wheels can adjust accordingly to the road conditions and make the ride a smooth one to a greater extent. The car comes with 3 driving modes: Comfort, Normal, and Dynamic. You can set your suspension according to your needs with the different available driving modes.
The carbon ceramic brakes of the Audi RS3 Sedan are highly responsive at the press of the pedal. The front brake discs are 14.6 inch and the rear brake discs are 12.2-inch in size. The Audi RS3 takes some stopping as it takes 109 feet to come to halt from 60mph.
Mercedes Benz AMG C43
Brake Front (in.)
Brake Rear (in.)
Curb Weight (lbs.)
60-0 MPH (ft.)
The BMW M3 with the largest front and rear brake discs of 15 inch and 14.6-inch respectively which bring the car at a halt from 60 – 0mph covering a ground of 101 feet, making it the best braking unit among the four. Next up, surprisingly being the heaviest in the group, the Mercedes Benz has the second best braking statistics, stopping at 105 feet when coming down from 60 to 0 mph.
2017 Audi RS 3 Fuel Economy
The 2017 Audi RS3 Sedan in spite of its high-performance engine has a decent fuel economy of 19 mpg in the cities, 28 mpg in the highways and a combined efficiency of 22 mpg.
Mercedes Benz AMG C43
The Mercedes Benz in spite of its comparatively low performing engine has the best figures in terms of fuel economy; an impressive 20 mpg in the cities and 23 mpg combined. In case of highways, the Mercedes shares an equal economy of 28 mpg with the 2017 Audi RS3 Sedan, which is the next best performer in the group in fuel efficiency. Last but not the least, the BMW M3 due to its massive engine output is the lesser fuel efficient than its other two rivals.
2017 Audi RS 3 Interior
Seating and Comfort
The 2017 Audi RS3 Sedan houses sports seat for the driver and front passenger with electronic adjustments, and all the seats including the rear seats are made fitted with Nappa leather. Although the rear seats can be folded in 40/20/40 ratio, the compactness of the Audi can be felt by the passenger dues to the lack of space.
Mercedes Benz AMG C43
Front (Head/Shoulder/Leg) (In.)
Second (Head/Shoulder/Leg) (In.)
Even though all the three cars have a capacity of 5 passengers, the BMW M2 has the largest headroom and legroom for the front passengers whereas, in case of rear passengers, the Mercedes Benz has the more spacious headroom and legroom. The Audi RS3 Sedan evidently suffers in both these aspects except for sharing the rear passenger legroom same as BMW.
Deluxe automatic air conditioning
Electronic Stabilization Program
An indirect tire pressure monitoring system
Retractable thigh support and height adjustable front seats
Automatic anti-glare action in the interior mirror
ISOFIX child seat mounting
Progressive 3 spoke sport steering wheel
Driver information system with color display
The 2017 RS3 Sedan has the standard MMI infotainment system has a slick 7-inch screen which is compatible with Apple CarPlay and Android Auto. It is connected to a 14-speaker Bang & Olufsen sound system that maintains the musical ambiance in the interiors.
Bluetooth audio and phone
Auxiliary audio input
Rear view camera
HD and satellite radio
The 2017 Audi RS3 Sedan being a 5-passenger capacity car doesn’t have enough cargo space to accommodate the luggage of everyone, where the compactness of the Audi becomes a concerning factor once more. With just 10 cubic feet of cargo space, the RS3 offers the least cargo capacity amongst the rivals.
Mercedes Benz AMG C43
Cargo Volume (ft.3)
Clearly enough, the Mercedes Benz with its gigantic dimensions have the most cargo space of 15 cubic feet as well, followed right behind by the BMW M3 with a volume of 12 cubic feet.
2017 Audi RS 3 Exterior
Dimensions and Weight
The 2017 Audi RS3 Sedan is quite small and compact for a regular Sedan class car. It does compensate the size with subtle styling and unexaggerated finishing. As it’s a compact sedan, Audi made sure that it looks like one too. The car has decent proportions all around and has a good ground clearance of 5.1 inches.
Mercedes-Benz AMG C43
Curb weight (lbs.)
Ground clearance (in)
Track width (in) F/R
The Mercedes Benz is can be referred to as the giant among the other two rivals with the most curb weight, length, height and wheelbase. The BMW is the least heavy and has the widest dimension and track width.
19-inch alloy Audi sport wheels
4-link rear suspension
Matt aluminum finish on exterior mirror housings
Dynamic indicators in LED headlight and taillights
Rear spoiler and fog lights
RS sports exhaust system
Separate daytime running lights
2017 Audi RS 3 Safety
The 2017 Audi RS3 Sedan has a very good safety rating as it features autonomous emergency braking, blind spot monitoring, active cruise control, lane keep assist and seven airbags.
Audi Pre-sense basic Forward Collision
Electronic Stability Control (ESC)
ABS and Driveline Traction Control
Front and Rear Parking Sensors
SIDEGUARD Curtain 1st And 2nd Row Airbags
Airbag Occupancy Sensor
Outboard Front Lap and Shoulder Safety Belts -inc: Rear Center 3 Point, Height Adjusters and Pretensioners
Rear Child Safety Locks
2017 Audi RS 3 Competition
Audi RS 3 vs Mercedes Benz AMG C43
The small package and genuine performance of the 2017 Mercedes Benz AMG C43 encompass a promising Sedan that has earned maximum attention to itself. Unlike the C class family to which it belongs, the AMG C43 derives power from a 3-liter twin turbo V6 engine generating 362 horsepower and 384 pound-feet of torque which is complemented by its 9-speed automatic transmission, all-wheel drive system, and adaptive dampers. However, it lags behind is aspects like engine power and acceleration than the 2017 Audi RS3 Sedan; yet it compensates that with better braking, almost similar fuel economy, spacious interiors and massive cargo space and is cheap than the Audi, giving it quite the competition.
Audi RS 3 vs BMW M3
The BMW M3 sets a trademark in the world of performance cars and builds itself as a tough contender for its rivals. With a 3-liter twin turbo inline-6 engine, it outputs a massive 425 horsepower and 406 pound-feet of torque redlining at 7500 rpm, much better than the 2017 Audi RS3 Sedan. It comes with two transmission options - a 6-speed manual and a 7-speed dual clutch automatic. An optional Competition package boosts the horsepower to a whopping 444. Although it is must costlier than the 2017 Audi RS3 Sedan, it covers up well with a competitive acceleration, excellent braking, and roomy interiors. It suffers in aspects of fuel economy because of its monstrous engine.
2017 Audi RS 3 Final Verdict
The 2017 Audi RS3 Sedan is a dynamically improved car, making it unique than just a small car that comes with standard equipment and impressive performance. It is a well-balanced modern car making it really worth the price tag attached to it. Looks can be deceiving and the 2017 Audi RS3 Sedan proves that right on a good note by giving its competitors a good run for their money.