Pick up to 4 spacesuits to compare side-by-side. State lives in the URL — share the link and the comparison loads exactly as you left it.
Only 3 nations can independently sustain human spacewalks in 2026 — the U.S., Russia, and China.
| Attribute | |||
|---|---|---|---|
| Agency | 🇺🇸 Boeing | 🇷🇺 Soviet Space Program | 🇷🇺 Soviet Space Program |
| Country | USA | USSR | USSR |
| Manufacturer | David Clark Company | NPP Zvezda | NPP Zvezda |
| Type | IVA | EVA | IVA |
| Status | Active | Cancelled | Retired |
| Program | CST-100 Starliner (Boeing Commercial Crew) | Soviet Lunar Program (N1/L3) | Vostok |
| Era | 2024–present | 1967–1974 | 1961–1963 |
| Weight | 9 kg | 90 kg | 20 kg |
| Max EVA Duration | — | 10 hours ↑ Longest | — |
| Operating Pressure | — | 5.8 psi pure O₂ | 3.9–4.4 psi pure O₂ |
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33 spacesuits across 8 countries — active, retired, cancelled, and in development — with primary-source citations from agency technical documentation. Pure URL state: bookmark or share the link and the comparison reproduces exactly.