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Lockheed DP-2E Neptune
Photo: PH2 Cornish, U.S. Navy · Wikimedia Commons · Public domain Use of this image does not imply endorsement by the U.S. Department of Defense (DoD).
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LockheedDP-2ENeptune

Maritime Patrol & ASW Aircraft
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LockheedDP-2ENeptune

Lockheed DP-2E Neptune
Lockheed DP-2E Neptune Photo: PH2 Cornish, U.S. Navy · Wikimedia Commons · Public domain Use of this image does not imply endorsement by the U.S. Department of Defense (DoD).
* Absolute score — assessed within category · no era adjustment
ASW Effectiveness
85
Sensor Suite
80
Endurance
90
Range
88
Weapons Payload
75
Sonobuoy Capability
82
Search Coverage
85
Reliability
70
Technology
78
Cost-Effectiveness
80
ManufacturerLockheed Corporation
CategoryMaritime Patrol & ASW Aircraft
Data Quality80%
82
Maritime Patrol & ASW Aircraft MASS Rating
6/130
All-Time
Maritime Patrol & ASW Aircraft · 10 axes scored
ASW Effectiveness
85
Sensor Suite
80
Endurance
90
Range
88
Weapons Payload
75
Sonobuoy Capability
82
Search Coverage
85
Reliability
70
Technology
78
Cost-Effectiveness
80
ⓘ Regardless of era, the same scoring system applies to all units in the maritime patrol & asw aircraft category.
01 / Overview
Lockheed DP-2E Neptune
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
MARITIME PATROL & ASW AIRCRAFT
—
PERFORMANCE/PRICE
88
UNIT COST (2025 USD)
—
82
maritime patrol & asw aircraft category
ⓘ Performance/Price and MASS score are computed across all units in the maritime patrol & asw aircraft category, regardless of era.
02 / Specs & Design
03 / History
04 / MASS Score
MASS RANKINGSMASS ↗
ⓘ Rankings are within theMaritime Patrol & ASW Aircraftcategory.
📚 Sources
📖 ENCYCLOPEDIA Browse the Maritime Patrol & ASW Aircraft entry →