Iridium Communicationsvs.Viasat
IRDM vs VSAT · both in Space industry & satellites, part of the Defense, security & space value chain: Launch, satellite communications and space systems — civil and military.
Viasat is about 1.5× larger than Iridium Communications by market cap; year to date, Iridium Communications leads (+188.0% vs +113.5%).
Side by side
| IRDM | VSAT | |
|---|---|---|
| Market cap | $5.3B | $7.8B |
| Price | $50.06 | $73.56 |
| Today | −1.1% | +4.5% |
| Return YTD | +188.0% | +113.5% |
| Return 1Y | +56.1% | +377.7% |
| P/E | 49.8 | — |
| P/S | 6.0 | 1.7 |
| P/B | 11.2 | 1.7 |
Data as of 2026-07-11 · updates daily after U.S. close
The two companies
Iridium CommunicationsIRDM
Operates a global satellite network for communications — coverage everywhere on earth for shipping, defense and IoT.
Full IRDM profile →ViasatVSAT
Provider of satellite broadband and secure communications solutions for aviation, defense and remote areas.
Full VSAT profile →More comparisons in Space industry & satellites
See where IRDM and VSAT sit in the full Defense, security & space map — every segment from suppliers to end markets.Open the Defense value chain →