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Mercedes-Benz SLK320 vs Porsche Boxster

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

Vehicles

Mercedes-Benz logo

2004 Mercedes-Benz SLK320

Porsche logo

2016 Porsche Boxster

Overview

SpecMercedes-Benz SLK320SLK320Porsche BoxsterBase
Selected trimSLK320Base
Body styleConvertibleConvertible
Drivetrainrear wheel driverear wheel drive
Fuel typepremium unleaded (required)premium unleaded (required)
Transmission6-speed manual6-speed manual
Engine typegasgas
Model year20042016

Pricing & market

SpecMercedes-Benz SLK320SLK320Porsche BoxsterBase
MSRP$45,050 (best)$52,100
For sale now00

Fuel economy & range

SpecMercedes-Benz SLK320SLK320Porsche BoxsterBase
Combined MPG19 MPG24 MPG (best)
City MPG17 MPG20 MPG (best)
Highway MPG24 MPG30 MPG (best)
Fuel tank15.9 gal16.9 gal (best)

Performance

SpecMercedes-Benz SLK320SLK320Porsche BoxsterBase
Horsepower215 hp265 hp (best)
Torque229 lb-ft (best)206 lb-ft
Engine size3.2 L (best)2.7 L
CylindersV6flat 6

Size & capability

SpecMercedes-Benz SLK320SLK320Porsche BoxsterBase
Seating2 seats2 seats
Doors22
Cargo volume9.5 cu ft (best)4.6 cu ft
Curb weight3,120 lbs2,888 lbs (best)
Wheelbase94.5 in97.4 in (best)
Length157.9 in172.2 in (best)
Width67.5 in70.9 in (best)
Height50.4 in50.5 in (best)

Safety & recalls

SpecMercedes-Benz SLK320SLK320Porsche BoxsterBase
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.

TrimMercedes-Benz SLK320Porsche Boxster
1

SLK320

$45,050 MSRP(Currently comparing)

Base

$52,100 MSRP(Currently comparing)

2—

S

$63,900 MSRP

3—

GTS

$74,600 MSRP

4—

Spyder

$82,100 MSRP

Mercedes-Benz SLK320 vs Porsche Boxster FAQ

Which is better: 2004 Mercedes-Benz SLK320 or 2016 Porsche Boxster?
It depends on priorities. OpenDealer compares 2004 Mercedes-Benz SLK320 vs 2016 Porsche Boxster on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
Which costs less: 2004 Mercedes-Benz SLK320 or 2016 Porsche Boxster?
Based on starting MSRP, the 2004 Mercedes-Benz SLK320 starts lower at $45,050.
Which has better startingMsrp: 2004 Mercedes-Benz SLK320 or 2016 Porsche Boxster?
The 2004 Mercedes-Benz SLK320 leads on startingMsrp in this comparison (45,050).
Which has better combinedMpg: 2004 Mercedes-Benz SLK320 or 2016 Porsche Boxster?
The 2016 Porsche Boxster leads on combinedMpg in this comparison (24).
Which has better horsepower: 2004 Mercedes-Benz SLK320 or 2016 Porsche Boxster?
The 2016 Porsche Boxster leads on horsepower in this comparison (375).