Alpha and Omega Semiconductor vs StarPower Semiconductor

Both are primarily Power Semiconductors (incl. SiC, GaN) companies. StarPower Semiconductor is larger by market cap ($3.1B vs $750M). Alpha and Omega Semiconductor reports higher tracked revenue ($679M vs $599M).

Shared segment: Analog, Power, RF.

Side-by-side

Alpha and Omega SemiconductorStarPower Semiconductor
Market cap$750M$3.1B
Revenue$679M (FY2026)$599M (FY2025)
Primary segmentPower Semiconductors (incl. SiC, GaN)Power Semiconductors (incl. SiC, GaN)
Market positionmajorchallenger
CountryUnited StatesChina
Tracked suppliers11
Tracked customers20
Chokepoint / criticality68/1000/100

Market caps/revenue from the wafergraph dataset · data as of 2026-09-16. Criticality is a graph-derived chokepoint score (0–100). Coverage is partial; "Unpriced" means no reliable market cap.

How Alpha and Omega Semiconductor and StarPower Semiconductor compare

  • Size: StarPower Semiconductor is the larger company by market cap.
  • Revenue: Alpha and Omega Semiconductor reports higher tracked revenue.
  • Supply-chain criticality: Alpha and Omega Semiconductor has the higher chokepoint score (68/100 vs 0/100).
  • Footprint: Alpha and Omega Semiconductor (United States) vs StarPower Semiconductor (China).

Company hubs

Alpha and Omega Semiconductor · StarPower Semiconductor · Analog, Power, RF segment

Open the interactive comparison tool →

Cite as: wafergraph, “Alpha and Omega Semiconductor vs StarPower Semiconductor”, https://wafergraph.com/compare/alpha_omega-vs-starpower (data as of 2026-09-16).