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Mercedes-Benz ML55 AMG vs Porsche Cayenne

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

Vehicles

Mercedes-Benz logo

2003 Mercedes-Benz ML55 AMG

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Porsche logo

2027 Porsche Cayenne

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Overview

SpecMercedes-Benz ML55 AMGML55 AMGPorsche CayenneE-Hybrid
Selected trimML55 AMGE-Hybrid
Body styleSUVSUV
Drivetrainall wheel driveall wheel drive
Fuel typepremium unleaded (required)premium unleaded (required)
Transmission5-speed shiftable automatic8-speed automatic
Engine typegasplug-in hybrid
Model year20032027

Pricing & market

SpecMercedes-Benz ML55 AMGML55 AMGPorsche CayenneE-Hybrid
MSRP$65,900 (best)$107,300
Lowest listing price—$21,380 (best)
Median listing price—$114,105 (best)
Highest listing price—$188,642 (best)
For sale now012 (best)

Fuel economy & range

SpecMercedes-Benz ML55 AMGML55 AMGPorsche CayenneE-Hybrid
Combined MPG14 MPG22 MPG (best)
City MPG13 MPG (best)—
Highway MPG17 MPG (best)—
Fuel tank24.5 gal (best)18 gal

Performance

SpecMercedes-Benz ML55 AMGML55 AMGPorsche CayenneE-Hybrid
Horsepower342 hp463 hp (best)
Torque376 lb-ft479 lb-ft (best)
Engine size5.5 L (best)3 L
CylindersV8V6

Size & capability

SpecMercedes-Benz ML55 AMGML55 AMGPorsche CayenneE-Hybrid
Seating5 seats5 seats
Doors5 (best)4
Cargo volume71 cu ft (best)—
Towing capacity5,000 lbs7,716 lbs (best)
Payload1,422 lbs (best)—
Curb weight5,072 lbs (best)5,415 lbs
Ground clearance8.4 in (best)—
Wheelbase111 in114 in (best)
Length182.5 in194 in (best)
Width74.6 in78 in (best)
Height71.1 in (best)66 in

Safety & recalls

SpecMercedes-Benz ML55 AMGML55 AMGPorsche CayenneE-Hybrid
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 ML55 AMGPorsche Cayenne
1

ML55 AMG

$65,900 MSRP(Currently comparing)

E-Hybrid

$107,300 MSRP(Currently comparing)

2—

S

$108,300 MSRP

3—

S

$114,900 MSRP

4—

S E-Hybrid

$111,600 MSRP

5—

S E-Hybrid

$117,100 MSRP

6—

GTS

$132,400 MSRP

7—

GTS

$137,100 MSRP

8—

Turbo E-Hybrid

$164,500 MSRP

9—

Turbo E-Hybrid

$169,100 MSRP

Live inventory

Mercedes-Benz ML55 AMG vs Porsche Cayenne FAQ

Which is better: 2003 Mercedes-Benz ML55 AMG or 2027 Porsche Cayenne?
It depends on priorities. OpenDealer compares 2003 Mercedes-Benz ML55 AMG vs 2027 Porsche Cayenne on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
Which costs less: 2003 Mercedes-Benz ML55 AMG or 2027 Porsche Cayenne?
Based on starting MSRP, the 2003 Mercedes-Benz ML55 AMG starts lower at $65,900. Live Porsche Cayenne listings start at $21,380.
Which has better startingMsrp: 2003 Mercedes-Benz ML55 AMG or 2027 Porsche Cayenne?
The 2003 Mercedes-Benz ML55 AMG leads on startingMsrp in this comparison (65,900).
Which has better combinedMpg: 2003 Mercedes-Benz ML55 AMG or 2027 Porsche Cayenne?
The 2027 Porsche Cayenne leads on combinedMpg in this comparison (22).
Which has better horsepower: 2003 Mercedes-Benz ML55 AMG or 2027 Porsche Cayenne?
The 2027 Porsche Cayenne leads on horsepower in this comparison (729).
Which has better maxTowingLbs: 2003 Mercedes-Benz ML55 AMG or 2027 Porsche Cayenne?
The 2027 Porsche Cayenne leads on maxTowingLbs in this comparison (7,716).