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SM-1
Photo: Service Depicted: NavyCamera Operator: RICK MOORE · Wikimedia Commons · Public domain
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SM-1

Medium-Range SAM · United States
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SM-1

SM-1
SM-1 Photo: Service Depicted: NavyCamera Operator: RICK MOORE · Wikimedia Commons · Public domain
* Absolute score — assessed within category · no era adjustment
Range
60
Altitude Coverage
55
Radar & Tracking
65
Engagement Capacity
50
Reaction Time
55
Mobility
40
ECCM
45
Multi-Target Capability
30
Technology
50
Cost-Effectiveness
60
Origin United States
CategoryMedium-Range SAM
Operators3 countries
Data Quality83%
MASS(Military Archive Scoring System)
51
Medium-Range SAM MASS Rating
68/123
All-Time
Medium-Range SAM · 10 axes scored
Range
60
Altitude Coverage
55
Radar & Tracking
65
Engagement Capacity
50
Reaction Time
55
Mobility
40
ECCM
45
Multi-Target Capability
30
Technology
50
Cost-Effectiveness
60
ⓘ Regardless of era, the same scoring system applies to all units in the medium-range sam category.
01 / Overview
SM-1
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
MEDIUM-RANGE SAM
—
PERFORMANCE/PRICE
65
UNIT COST (2025 USD)
—
51
medium-range sam category
ⓘ Performance/Price and MASS score are computed across all units in the medium-range sam category, regardless of era.
02 / Specs & Design
◎General6MOD.6
  • System TypeMedium-Range SAM
  • Service Entry Year1959
  • Engagement Layer (SHORAD/Med/Long)medium
  • MobileYes
  • Crew4
  • In ServiceYes
◈Effector / Missile8MOD.8
  • Missile / EffectorRIM-2 Terrier
  • Ready Missiles4
  • Maximum Range32 km
  • Minimum Range3 km
  • Maximum Altitude18,000 m
  • Minimum Altitude30 m
  • Missile Speed (Mach)2.5 Mach
  • Warhead TypeHE fragmentation
▣Guidance6MOD.6
◇Radar & Sensors7MOD.7
◆Gun (if applicable)1MOD.1
▤Mobility & Deployment4MOD.4
  • Platformshipborne (later adapted for land use as SM-1)
  • Reaction Time5
  • Emplacement Time120
  • AmphibiousNo
⬢Production3MOD.3
  • Total Production1,600
  • Operators5
  • Variants3
03 / History
04 / Operators
📖 TERMS ON THIS PAGE5terms
Omni-directional protection provided by a missile system, enabling targets to be engaged from any angle.
Capability of a Man-Portable Air-Defense System (MANPADS) to operate effectively in adverse weather conditions, including rain, fog, or low visibility.
A missile guidance method where the projectile is directed by real-time commands from an external control source, such as an operator or tracking system, to intercept a target.
Mobile: a capability indicating the MANPADS can be transported and operated by a single soldier or small team, enabling rapid deployment and relocation.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the Medium-Range SAM entry →