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Audi A5 vs Mercedes-Benz SLK300

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

Vehicles

Audi logo

2027 Audi A5

Mercedes-Benz logo

2016 Mercedes-Benz SLK300

Overview

SpecAudi A5PremiumMercedes-Benz SLK300SLK 300
Selected trimPremiumSLK 300
Body styleHatchbackConvertible
Drivetrainall wheel driverear wheel drive
Fuel typepremium unleaded (recommended)premium unleaded (required)
Transmission7-speed automated manual9-speed shiftable automatic
Engine typegasgas
Model year20272016

Pricing & market

SpecAudi A5PremiumMercedes-Benz SLK300SLK 300
MSRP$50,400$47,000 (best)
For sale now00

Fuel economy & range

SpecAudi A5PremiumMercedes-Benz SLK300SLK 300
Combined MPG26 MPG28 MPG (best)
City MPG22 MPG25 MPG (best)
Highway MPG32 MPG32 MPG
Fuel tank14.8 gal18.5 gal (best)

Performance

SpecAudi A5PremiumMercedes-Benz SLK300SLK 300
Horsepower268 hp (best)241 hp
Torque295 lb-ft (best)273 lb-ft
Engine size2 L2 L
CylindersI4I4

Size & capability

SpecAudi A5PremiumMercedes-Benz SLK300SLK 300
Seating5 seats (best)2 seats
Doors4 (best)2
Cargo volume36.6 cu ft (best)10.1 cu ft
Payload992 lbs (best)—
Curb weight4,090 lbs (best)—
Wheelbase113.8 in (best)95.7 in
Length190.1 in (best)162.8 in
Width73.2 in (best)71.5 in
Height57 in (best)51.2 in

Safety & recalls

SpecAudi A5PremiumMercedes-Benz SLK300SLK 300
Open recalls (YMM scope)None reported (best)4

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 A5Mercedes-Benz SLK300
1

Premium

$50,400 MSRP(Currently comparing)

SLK 300

$47,000 MSRP(Currently comparing)

Audi A5 vs Mercedes-Benz SLK300 FAQ

Which is better: 2027 Audi A5 or 2016 Mercedes-Benz SLK300?
It depends on priorities. OpenDealer compares 2027 Audi A5 vs 2016 Mercedes-Benz SLK300 on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
Which costs less: 2027 Audi A5 or 2016 Mercedes-Benz SLK300?
Based on starting MSRP, the 2016 Mercedes-Benz SLK300 starts lower at $47,000.
Which has better startingMsrp: 2027 Audi A5 or 2016 Mercedes-Benz SLK300?
The 2016 Mercedes-Benz SLK300 leads on startingMsrp in this comparison (47,000).
Which has better combinedMpg: 2027 Audi A5 or 2016 Mercedes-Benz SLK300?
The 2016 Mercedes-Benz SLK300 leads on combinedMpg in this comparison (28).
Which has better horsepower: 2027 Audi A5 or 2016 Mercedes-Benz SLK300?
The 2027 Audi A5 leads on horsepower in this comparison (268).
Which has better seats: 2027 Audi A5 or 2016 Mercedes-Benz SLK300?
The 2027 Audi A5 leads on seats in this comparison (5).