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Cadillac STS vs Mercedes-Benz S350

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

Vehicles

Cadillac logo

2011 Cadillac STS

Mercedes-Benz logo

2013 Mercedes-Benz S350

Overview

SpecCadillac STSV6 Luxury SportMercedes-Benz S350S350 BlueTEC 4MATIC
Selected trimV6 Luxury SportS350 BlueTEC 4MATIC
Body styleSedanSedan
Drivetrainrear wheel driveall wheel drive
Fuel typeregular unleadeddiesel fuel
Transmission6-speed shiftable automatic7-speed shiftable automatic
Engine typegasdiesel
Model year20112013

Pricing & market

SpecCadillac STSV6 Luxury SportMercedes-Benz S350S350 BlueTEC 4MATIC
MSRP$47,280 (best)$93,000
For sale now00

Fuel economy & range

SpecCadillac STSV6 Luxury SportMercedes-Benz S350S350 BlueTEC 4MATIC
Combined MPG21 MPG25 MPG (best)
City MPG18 MPG21 MPG (best)
Highway MPG27 MPG31 MPG (best)
Fuel tank17 gal21.9 gal (best)

Performance

SpecCadillac STSV6 Luxury SportMercedes-Benz S350S350 BlueTEC 4MATIC
Horsepower302 hp (best)240 hp
Torque272 lb-ft455 lb-ft (best)
Engine size3.6 L (best)3 L
CylindersV6V6

Size & capability

SpecCadillac STSV6 Luxury SportMercedes-Benz S350S350 BlueTEC 4MATIC
Seating5 seats5 seats
Doors44
Cargo volume13.8 cu ft16.4 cu ft (best)
Towing capacity1,000 lbs (best)—
Curb weight3,973 lbs (best)4,784 lbs
Ground clearance—5.8 in (best)
Wheelbase116.4 in124.6 in (best)
Length196.7 in206.5 in (best)
Width72.6 in73.7 in (best)
Height57.6 in58 in (best)

Safety & recalls

SpecCadillac STSV6 Luxury SportMercedes-Benz S350S350 BlueTEC 4MATIC
Rollover5 / 5 ★ (best)—
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.

TrimCadillac STSMercedes-Benz S350
1

V6 Luxury Sport

$47,280 MSRP(Currently comparing)

S350 BlueTEC 4MATIC

$93,000 MSRP(Currently comparing)

2

V6 Luxury

$50,820 MSRP

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3

V6 Premium

$56,380 MSRP

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Cadillac STS vs Mercedes-Benz S350 FAQ

Which is better: 2011 Cadillac STS or 2013 Mercedes-Benz S350?
It depends on priorities. OpenDealer compares 2011 Cadillac STS vs 2013 Mercedes-Benz S350 on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
Which costs less: 2011 Cadillac STS or 2013 Mercedes-Benz S350?
Based on starting MSRP, the 2011 Cadillac STS starts lower at $47,280.
Which has better startingMsrp: 2011 Cadillac STS or 2013 Mercedes-Benz S350?
The 2011 Cadillac STS leads on startingMsrp in this comparison (47,280).
Which has better combinedMpg: 2011 Cadillac STS or 2013 Mercedes-Benz S350?
The 2013 Mercedes-Benz S350 leads on combinedMpg in this comparison (25).
Which has better horsepower: 2011 Cadillac STS or 2013 Mercedes-Benz S350?
The 2011 Cadillac STS leads on horsepower in this comparison (302).
Which has better maxTowingLbs: 2011 Cadillac STS or 2013 Mercedes-Benz S350?
The 2011 Cadillac STS leads on maxTowingLbs in this comparison (1,000).