Enstrom F-28 vs Kaman SH-2G Super Seasprite

Enstrom F-28 — licensed reference photograph

AHelicopters

Enstrom F-28

Light helicopter

Credit

Original uploader was User:Ahunt at en:wikipedia · Public domain · Resized · Public domain · Source ↗ · Modified

Kaman SH-2G Super Seasprite — licensed reference photograph

BHelicopters

Kaman SH-2G Super Seasprite

ASW helicopter

Credit

U.S. Navy photo by Mass Communication Specialist 3rd Class Justin R. Blake · Public domain · Resized · Public domain · Source ↗ · Modified

First system

Second system

At a glance

Side by side

Length comparisonOne shared metre scale

Enstrom F-28F28F · Length

8.92 m

Length source ↗

Kaman SH-2G Super SeaspriteSH-2G · Length

15.9 m

Length source ↗

Lengths retain their source configuration and measurement scope.

Measured figures

Head to head

16 of 31 rows sourced on both sides

8.92mF28F · Length

15.9mSH-2G · Length

LengthScopes differ

All recorded figures & sources

8.92 m

F28F · Length

Single source

29 ft 3 in (8.92 m)^[source]

15.9 m

SH-2G · Length

Single source

52 ft 9 in (15.9 m)^[source]

9.75mF28F · Main rotor diameter

13.4mSH-2G · Main rotor diameter

Rotor diameterScopes differ

All recorded figures & sources

9.75 m

F28F · Main rotor diameter

Single source

32 ft 0 in (9.75 m)^[source]

13.4 m

SH-2G · Main rotor diameter

Single source

45 ft 0 in (13.4 m)^[source]

2.74mF28F · Height

4.5mSH-2G · Height

HeightScopes differ

All recorded figures & sources

2.74 m

F28F · Height

Single source

9 ft 0 in (2.74 m)^[source]

4.5 m

SH-2G · Height

Single source

15 ft 0 in (4.5 m)^[source]

1.2t

6.1t

MassScopes differ

All recorded figures & sources

712 kg

Empty; F28F · Empty weight

Single source

1,179 kg

Maximum take-off; F28F · Max takeoff weight

Single source

1,570 lb (712 kg)^[source]

2,600 lb (1,179 kg)^[source]

4,170 kg

Empty; SH-2G · Empty weight

Single source

6,120 kg

Maximum take-off; SH-2G · Max takeoff weight

Single source

9,200 lb (4,170 kg)^[source]

13,500 lb (6,120 kg)^[source]

one

Crew

All recorded figures & sources

one^[source]

3 people

SH-2G · (USN: pilot, co-pilot/tactical coordinator (TACCO), sensor operator (SENSO)) (RNZN: pilot, observer and helicopter loadmaster)

Single source

3 (USN: pilot, co-pilot/tactical coordinator (TACCO), sensor operator (SENSO)) (RNZN: pilot, observer and helicopter loadmaster)^[source]

180km/hMaximum; F28F · Maximum speed

256km/hMaximum; SH-2G · Maximum speed

SpeedScopes differ

All recorded figures & sources

165 km/h

Cruise; F28F · econ cruise

Single source

180 km/h

Maximum; F28F · Maximum speed

Single source

97 kn (112 mph, 180 km/h)^[source]

89 kn (102 mph, 165 km/h) (econ cruise)^[source]

222 km/h

Cruise; SH-2G · Cruise speed

Single source

256 km/h

Maximum; SH-2G · Maximum speed

Single source

138 kn (159 mph, 256 km/h)^[source]

120 kn (138 mph, 222 km/h)^[source]

446kmF28F · Range

1,000kmSH-2G · Range

RangeScopes differ

All recorded figures & sources

446 km

F28F · Range

Single source

241 nmi (277 mi, 446 km)^[source]

1,000 km

SH-2G · Range

Single source

540 nmi (869 mi, 1,000 km)^[source]

168kW

1,285kW

PowerScopes differ

All recorded figures & sources

168 kW

F28F · 1 × Lycoming HIO-360-F1AD four-cylinder, direct-drive, horizontally opposed, air-cooled, piston aircraft engine

Single source

1 × Lycoming HIO-360-F1AD four-cylinder, direct-drive, horizontally opposed, air-cooled, piston aircraft engine, 225 hp (168 kW)^[source]

1,285 kW

SH-2G · 2 × T700-GE-401/401C turboshaft, 1,723 shp ( ) each

Single source

2 × T700-GE-401/401C turboshaft, 1,723 shp (1,285 kW) each^[source]

3.5hF28F · Endurance

5hSH-2G · with 2 external tanks

EnduranceScopes differ

All recorded figures & sources

3.5 h

F28F · Endurance

Single source

3 hr 30 min^[source]

5 h

SH-2G · with 2 external tanks

Single source

5 hr with 2 external tanks^[source]

3,700mF28F · Service ceiling

3,000mSH-2G · Service ceiling

Service ceilingScopes differ

All recorded figures & sources

3,700 m

F28F · Service ceiling

Single source

12,000 ft (3,700 m)^[source]

3,000 m

SH-2G · Service ceiling

Single source

18,000 ft (3,000 m)^[source]

7.4m/sF28F · 1,450 ft/min (

13m/sSH-2G · 2,500 ft/min (

Rate of climbScopes differ

All recorded figures & sources

7.4 m/s

F28F · 1,450 ft/min (

Single source

1,450 ft/min (7.4 m/s)^[source]

12.7 m/s

SH-2G · 2,500 ft/min (

Single source

2,500 ft/min (12.7 m/s)^[source]

Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.

Configuration

Details

Enstrom F-28 and Kaman SH-2G Super Seasprite configuration
Specification	Enstrom F-28	Kaman SH-2G Super Seasprite
Type	Light helicopter^[source]	ASW helicopter^[source]
Manufacturer	Enstrom Helicopter Corporation^[source]	Kaman Aircraft^[source]
Manufactured	1965-present^[source]	1985–1995 (also conversions)^[source]
Introduction date	1965^[source]	1993^[source]
Variants	Enstrom TH180 Spitfire Mark I^[source]	—
Developed into	Enstrom 480^[source]	—
Capacity	two passengers^[source]	4,390 lb (1,991 kg) load^[source]
Main rotor area	804 sq ft (74.7 m 2 ) NACA 0013.5^[source]	—
Country of origin	Vereinigte Staaten^[source]Country of design · Entwurfsland	—
National origin	—	United States^[source]
Status	—	In service^[source]
Primary users	—	United States Navy (historical) Egyptian Navy Royal New Zealand Navy Peruvian Navy^[source]
First flight	—	2 April 1985^[source]
Retired	—	2001 ( United States Navy ) 2008 ( Royal Australian Navy ) 2025 ( Polish Navy )^[source]
Developed from	—	Kaman SH-2 Seasprite^[source]
Guns	—	FN MAG General-purpose machine gun x 1 (equipped on the right door only for the Royal New Zealand Navy)^[source]
Hardpoints	—	Four total, two inboard pylons behind the main landing gear (for auxiliary fuel tanks and torpedoes) and two outboard pylons for Torpedoes and missiles.^[source]
Rotor systems	—	4 blades on main rotor and tail rotor. Main rotor blades are controlled by servo flaps rather than a swashplate^[source]
Never exceed speed	—	150 kn (173 mph, 278 km/h)^[source]
Missiles	—	Export type only, equipped with 2 AGM-65D air-to-ground missiles or 2 AGM-119 short-range anti-ship missiles^[source]

FORCETALLY

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Enstrom F-28

Kaman SH-2G Super Seasprite

Type

Light helicopter^[source]

ASW helicopter^[source]

Manufacturer

Enstrom Helicopter Corporation^[source]

Kaman Aircraft^[source]

Manufactured

1965-present^[source]

1985–1995 (also conversions)^[source]

Introduction date

1965^[source]

1993^[source]

Variants

Enstrom TH180 Spitfire Mark I^[source]

—

Developed into

Enstrom 480^[source]

—

Capacity

two passengers^[source]

4,390 lb (1,991 kg) load^[source]

Main rotor area

804 sq ft (74.7 m 2 ) NACA 0013.5^[source]

—

Country of origin

Vereinigte Staaten^[source]Country of design · Entwurfsland

—

National origin

—

United States^[source]

Status

—

In service^[source]

Primary users

—

United States Navy (historical) Egyptian Navy Royal New Zealand Navy Peruvian Navy^[source]

First flight

—

2 April 1985^[source]

Retired

—

2001 ( United States Navy ) 2008 ( Royal Australian Navy ) 2025 ( Polish Navy )^[source]

Developed from

—

Kaman SH-2 Seasprite^[source]

Guns

—

FN MAG General-purpose machine gun x 1 (equipped on the right door only for the Royal New Zealand Navy)^[source]

Hardpoints

—

Four total, two inboard pylons behind the main landing gear (for auxiliary fuel tanks and torpedoes) and two outboard pylons for Torpedoes and missiles.^[source]

Rotor systems

—

4 blades on main rotor and tail rotor. Main rotor blades are controlled by servo flaps rather than a swashplate^[source]

Never exceed speed

—

150 kn (173 mph, 278 km/h)^[source]

Missiles

—

Export type only, equipped with 2 AGM-65D air-to-ground missiles or 2 AGM-119 short-range anti-ship missiles^[source]