Lockheed Martin AGM-158C LRASM vs Raytheon (RTX) SM-3 Block IIA
Lockheed Martin AGM-158C LRASM and Raytheon (RTX) SM-3 Block IIA are both missile, compared here on public specifications. The Raytheon (RTX) SM-3 Block IIA leads on range (2,500 vs 370 km).
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Full data
Full spec sheet
 Lockheed Martin AGM-158C LRASM
Wins 1/5 | Raytheon (RTX) SM-3 Block IIA
Wins 4/5 | |
|---|---|---|
| Performance | ||
| Max speed (Mach) (Mach) | 0.85 Mach | 13.5 Mach ✓ |
| Range (km) | 370 km | 2,500 km ✓ |
| Firepower | ||
| Warhead (kg) | 450 kg | N/A |
| Physical | ||
| Length (m) | 4.36 m | 6.55 m |
| Combat weight (kg) | 1,111 kg | 1,500 kg |
| Program | ||
| Unit cost (USD) | $3,000,000 ✓ | $28,000,000 |
| Units built | 200 | 250 ✓ |
| Operator countries | 1 | 2 ✓ |
Frequently asked questions
Which has the longer range? +
The Raytheon (RTX) SM-3 Block IIA has the longest range at 2,500 km.
Which is cheaper? +
The Lockheed Martin AGM-158C LRASM has the lower public unit-cost figure at 3,000,000 USD. Treat this as directional, defense pricing varies by contract and configuration.
Which has the higher max speed (mach)? +
The Raytheon (RTX) SM-3 Block IIA has the higher max speed (mach) at 13.5 Mach.
Which has the higher units built? +
The Raytheon (RTX) SM-3 Block IIA has the higher units built at 250.
Which has the higher operator countries? +
The Raytheon (RTX) SM-3 Block IIA has the higher operator countries at 2.
Is the Lockheed Martin AGM-158C LRASM better than the Raytheon (RTX) SM-3 Block IIA? +
On the public specs we track, the Raytheon (RTX) SM-3 Block IIA leads on 4 of 5 headline metrics, see the full spec sheet for the metric-by-metric breakdown.
Where does this comparison data come from? +
Every figure in the table is sourced from public manufacturer pages, defense-ministry releases and reference publications, and is verifiable on each system's spec page. WeaponSpecs does not accept vendor placement.
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