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Audi RS3 vs Mercedes-Benz E350

Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.

Vehicles

Audi logo

2026 Audi RS3

Mercedes-Benz logo

2027 Mercedes-Benz E350

Overview

SpecAudi RS3RS 3 SedanMercedes-Benz E350E 350
Selected trimRS 3 SedanE 350
Body styleSedanSedan
Drivetrainall wheel driverear wheel drive
Fuel typepremium unleaded (required)premium unleaded (required)
Transmission7-speed automated manual9-speed shiftable automatic
Engine typegasmild hybrid
Model year20262027

Pricing & market

SpecAudi RS3RS 3 SedanMercedes-Benz E350E 350
MSRP$66,100$65,200 (best)
For sale now00

Fuel economy & range

SpecAudi RS3RS 3 SedanMercedes-Benz E350E 350
Combined MPG23 MPG28 MPG (best)
City MPG20 MPG25 MPG (best)
Highway MPG29 MPG33 MPG (best)
Fuel tank14.5 gal17.4 gal (best)

Performance

SpecAudi RS3RS 3 SedanMercedes-Benz E350E 350
Horsepower394 hp (best)255 hp
Torque369 lb-ft (best)295 lb-ft
Engine size2.5 L (best)2 L
CylindersI5I4

Size & capability

SpecAudi RS3RS 3 SedanMercedes-Benz E350E 350
Seating5 seats5 seats
Doors44
Cargo volume8.3 cu ft12.7 cu ft (best)
Payload860 lbs (best)
Curb weight3,627 lbs (best)4,134 lbs
Wheelbase103.6 in116.6 in (best)
Length178.5 in194.9 in (best)
Width72.9 in74 in (best)
Height54.8 in57.9 in (best)

Safety & recalls

SpecAudi RS3RS 3 SedanMercedes-Benz E350E 350
Open recalls (YMM scope)None reportedNone reported

Highlighted values indicate the better figure for that spec when a clear winner exists. Specs reflect the selected trim for each vehicle. Drag a vehicle header to reorder columns. MSRP and specifications are manufacturer data; listing prices and inventory come from live dealer listings. Safety ratings are from NHTSA.

Trim overview

All available trims with MSRP. The trim selected above is highlighted; comparison specs use that selection.

TrimAudi RS3Mercedes-Benz E350
1

RS 3 Sedan

$66,100 MSRP(Currently comparing)

E 350

$65,200 MSRP(Currently comparing)

2

E 350 4MATIC

$67,700 MSRP

Audi RS3 vs Mercedes-Benz E350 FAQ

Which is better: 2026 Audi RS3 or 2027 Mercedes-Benz E350?
It depends on priorities. OpenDealer compares 2026 Audi RS3 vs 2027 Mercedes-Benz E350 on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
Which costs less: 2026 Audi RS3 or 2027 Mercedes-Benz E350?
Based on starting MSRP, the 2027 Mercedes-Benz E350 starts lower at $65,200.
Which has better startingMsrp: 2026 Audi RS3 or 2027 Mercedes-Benz E350?
The 2027 Mercedes-Benz E350 leads on startingMsrp in this comparison (65,200).
Which has better combinedMpg: 2026 Audi RS3 or 2027 Mercedes-Benz E350?
The 2027 Mercedes-Benz E350 leads on combinedMpg in this comparison (28).
Which has better horsepower: 2026 Audi RS3 or 2027 Mercedes-Benz E350?
The 2026 Audi RS3 leads on horsepower in this comparison (394).