RIM-7 Sea Sparrow Missile

Manufacturer: Raytheon Technologies
Category: Missiles & Precision Weapons
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Guidance System Semi-active radar homing
Maximum Speed Mach 2.5+
Launch Compatibility Naval VLS and trainable launchers
Warhead Technology High-explosive fragmentation

Defense Systems Full Specifications

1. General Information

Name / Designation	RIM-7 Sea Sparrow
Type / Role	Naval Surface-to-Air Missile (SAM)
Country of Origin	United States / NATO
Manufacturer	Raytheon (NATO Consortium)
Service Entry / Year Introduced	1970s
Operational Status	Active (upgraded as ESSM)

2. Performance & Range

Range	15–20 km (RIM-7), 50+ km (ESSM)
Speed	Mach 2.5+
Ceiling / Altitude Limit	Approx. 15,000 m
Accuracy (CEP)	High (radar-guided precision)
Warhead Type	High Explosive Fragmentation

3. Guidance & Targeting

Guidance System	Semi-active radar homing
Targeting Mode	Command-guided / Semi-active
Launch Platform Compatibility	Naval vessels
Seeker Type	Radar homing seeker

4. Physical Characteristics

Length	~3.66 m
Diameter	0.20 m
Wingspan	1.02 m
Launch Weight	~230 kg
Propulsion	Solid-fuel rocket motor

5. Warhead & Payload

Warhead Weight	~40 kg
Explosive Type	Fragmentation
Detonation Mechanism	Proximity and impact fuse
Payload Options	Conventional

6. Operational Use & Capabilities

Operational Range Type	Short to Medium
Deployment Platform	Sea
Target Types	Aircraft, anti-ship missiles
Combat Proven	Yes
Users / Operators	USA, NATO members, allied navies

Our Rating

The overall rating is based on review by our experts

8.3

Technology 9 / 10
Performance 8 / 10
Maintenance Efficiency 8 / 10
Range & Endurance 8 / 10

PROS

Proven operational history across multiple navies
High-speed interception capability
Compact design enables wide ship compatibility
Continuous upgrades through NATO collaboration
Effective against anti-ship missiles and aircraft

CONS

Requires continuous radar illumination (semi-active guidance)
Limited range compared to modern long-range SAM systems
Dependence on ship radar systems for targeting
Less effective against stealth or low-RCS threats
Older variants face obsolescence without upgrades

RIM-7 Sea Sparrow Naval Air Defense Missile

The Sea Sparrow missile is a widely deployed naval air defense system designed to protect warships from incoming aerial threats, including anti-ship missiles and aircraft. Originally developed during the Cold War, it has evolved into a highly reliable close-in and medium-range defense solution used by NATO and allied navies. Its compact design allows integration on a wide range of surface combatants, from frigates to aircraft carriers. The missile’s rapid response capability and proven combat record make it a key layer in modern naval defense architectures.

Manufacturer

The Sea Sparrow program is managed by the NATO Sea Sparrow Consortium, with primary manufacturing led by Raytheon in the United States. It represents a collaborative effort among multiple allied nations, ensuring interoperability and shared technological upgrades. The latest evolution, the Evolved Sea Sparrow Missile (ESSM), significantly enhances range, maneuverability, and resistance to electronic countermeasures.

Speed and Range

The RIM-7 Sea Sparrow achieves speeds of approximately Mach 2.5, allowing it to intercept fast-moving threats effectively. Early variants offer a range of around 15 to 20 km, while newer ESSM variants extend engagement ranges beyond 50 km. The missile uses semi-active radar homing, requiring continuous target illumination from the launching platform.

Cost / Price

Unit costs vary by variant. Earlier RIM-7 models are estimated at around $165,000 to $300,000 per missile, while advanced ESSM variants can exceed $1 million per unit due to improved guidance systems and extended range capabilities.

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