Road Tests Real world tests of Panamera GTS vs GranTurismo Sport

Top speed

1/4 mile

Differences What are the advantages of each

Side view of Porsche Panamera GTS

Reasons to consider the
Porsche Panamera GTS GTS

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Slightly lighter curb weight 4,233 lb vs 4,356 lb Around 5% lighter curb weight; less inertia to overcome when accelerating
Front view of Maserati GranTurismo Sport

Reasons to consider the
Maserati GranTurismo Sport

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Faster in the quarter mile 13.5 s vs 13.99 s Around 5% faster at the drag strip
More expensive sticker price $122k vs $110k More than 10% more expensive harder to own
Higher redline 7,200 RPM vs 6,700 RPM More than 5% more revs

Specifications Full list of technical specs


Panamera GTS  vs
GranTurismo Sport 
Brand Porsche Maserati
Price 109,900 121,500
Type of car Production car Production car
Year 2013 2012
City mileage 16 MPG 12 MPG
Highway mileage 23 MPG 21 MPG


Drivetrain 4x4 RWD
Shift system Automatic Automatic
Gearing Traditional Traditional
# of gears 7 6


Displacement 4,806 cc 4,700 cc
Cylinders V8 V8
Air compressor None None
Bore/stroke 3.78 in / 3.27 in 3.7 in / 3.3 in
Valvetrain DOHC DOHC
Valves per cylinder 4 4

road tests

Panamera GTS  vs
GranTurismo Sport 
Top speed 178 mph 176 mph
1/4 mile 13.99 s 13.5 s

power & handling

Power-to-weight ratio 9.84 lb/hp 9.81 lb/hp
Maximum hp 430 HP @ 6,700 RPM 444 HP
Maximum torque 384 ft-lb @ 3,500 RPM 377 ft-lb
Max RPM 6,700 RPM 7,200 RPM
Engine placement Front Front
Steering system Unknown Rack and pinion

suspension, wheels & brakes

Front brakes 15.39 in Ventilated Disc Disc
Rear brakes 13.82 in Ventilated Disc Disc

physical dimensions

Curb weight 4,233 lb 4,356 lb
Width 76 in 75.4 in
Height 55.8 in 53.3 in
Length 195.6 in 192.2 in
Wheelbase 114.9 in 115.8 in
Porsche Panamera GTS GTS
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Maserati GranTurismo Sport
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