United Microelectronics (UMC) vs Win Semiconductors
Both are primarily Pure-Play Foundry companies. United Microelectronics (UMC) is larger by market cap ($57.2B vs $7.7B). United Microelectronics (UMC) reports higher tracked revenue ($7.1B vs $523M).
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Side-by-side
| United Microelectronics (UMC) | Win Semiconductors | |
|---|---|---|
| Market cap | $57.2B | $7.7B |
| Revenue | $7.1B (FY2024) | $523M (FY2025) |
| Primary segment | Pure-Play Foundry | Pure-Play Foundry |
| Market position | major | leader |
| Country | Taiwan | Taiwan |
| Tracked suppliers | 24 | 2 |
| Tracked customers | 15 | 9 |
| Chokepoint / criticality | 69/100 | 81/100 |
Market caps/revenue from the wafergraph dataset · data as of 2026-10-09. Criticality is a graph-derived chokepoint score (0–100). Coverage is partial; "Unpriced" means no reliable market cap.
How United Microelectronics (UMC) and Win Semiconductors compare
- Size: United Microelectronics (UMC) is the larger company by market cap.
- Revenue: United Microelectronics (UMC) reports higher tracked revenue.
- Supply-chain criticality: Win Semiconductors has the higher chokepoint score (81/100 vs 69/100).
- Footprint: United Microelectronics (UMC) (Taiwan) vs Win Semiconductors (Taiwan).
Company hubs
United Microelectronics (UMC) · Win Semiconductors · Foundry segment
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Cite as: wafergraph, “United Microelectronics (UMC) vs Win Semiconductors”, https://wafergraph.com/compare/umc-vs-win_semi (data as of 2026-10-09).
Frequently asked questions3
- Is United Microelectronics (UMC) bigger than Win Semiconductors?
- United Microelectronics (UMC) is larger by market cap ($57.2B vs $7.7B).
- What's the difference between United Microelectronics (UMC) and Win Semiconductors?
- United Microelectronics (UMC) is a major in Pure-Play Foundry based in Taiwan; Win Semiconductors is a leader in Pure-Play Foundry based in Taiwan. Both operate in the Foundry segment.
- Who are United Microelectronics (UMC)'s and Win Semiconductors's suppliers?
- wafergraph tracks 24 suppliers for United Microelectronics (UMC) and 2 for Win Semiconductors — United Microelectronics (UMC)'s include Shin-Etsu Chemical, SUMCO, GlobalWafers.