Kioxia Holdings vs SK hynix

Kioxia Holdings's primary segment is NAND; SK hynix's is DRAM. SK hynix reports higher tracked revenue ($71.7B vs $634M).

Shared segment: Memory.

Track the chain

What moved in the semiconductor supply chain — This Week in the Chain, the free weekly wafergraph briefing.

Subscribe to the free weekly briefing →

Free · no login · 615 companies, updated weekly

Side-by-side

Kioxia HoldingsSK hynix
Market capUnpricedUnpriced
Revenue$634M (FY2026)$71.7B (FY2025)
Primary segmentNANDDRAM
Market positionmajorleader
CountryJapanSouth Korea
Tracked suppliers4170
Tracked customers814
Chokepoint / criticality68/10081/100

Market caps/revenue from the wafergraph dataset · data as of 2026-10-04. Criticality is a graph-derived chokepoint score (0–100). Coverage is partial; "Unpriced" means no reliable market cap.

How Kioxia Holdings and SK hynix compare

  • Revenue: SK hynix reports higher tracked revenue.
  • Supply-chain criticality: SK hynix has the higher chokepoint score (81/100 vs 68/100).
  • Footprint: Kioxia Holdings (Japan) vs SK hynix (South Korea).

Company hubs

Kioxia Holdings · SK hynix · Memory segment

Open the interactive comparison tool →

Cite as: wafergraph, “Kioxia Holdings vs SK hynix”, https://wafergraph.com/compare/kioxia-vs-sk_hynix (data as of 2026-10-04).

Frequently asked questions3
Is Kioxia Holdings bigger than SK hynix?
By tracked revenue, SK hynix is larger ($71.7B vs $634M).
What's the difference between Kioxia Holdings and SK hynix?
Kioxia Holdings is a major in NAND based in Japan; SK hynix is a leader in DRAM based in South Korea. Both operate in the Memory segment.
Who are Kioxia Holdings's and SK hynix's suppliers?
wafergraph tracks 4 suppliers for Kioxia Holdings and 170 for SK hynix — Kioxia Holdings's include Powertech Technology (PTI), Silicon Motion, Phison Electronics; SK hynix's include Shin-Etsu Chemical, SUMCO, GlobalWafers.