Qualcommvs.Western Digital
QCOM vs WDC · both in Chips & accelerators, part of the AI & digital infrastructure value chain: Designs and builds the processors, accelerators and memory that train and run AI.
Qualcomm and Western Digital are similar in size by market cap; Qualcomm trades at the lower P/E (20.0 vs 27.7); year to date, Western Digital leads (+238.2% vs +10.6%).
Side by side
| QCOM | WDC | |
|---|---|---|
| Market cap | $198B | $181B |
| Price | $189.16 | $582.59 |
| Today | −1.0% | +0.8% |
| Return YTD | +10.6% | +238.2% |
| Return 1Y | +18.9% | +795.5% |
| P/E | 20.0 | 27.7 |
| P/S | 4.5 | 15.3 |
| P/B | 7.3 | 18.7 |
Data as of 2026-07-11 · updates daily after U.S. close
The two companies
QualcommQCOM
Leader in mobile chips and on-device AI — artificial intelligence that runs locally on phones and PCs rather than in the cloud.
Full QCOM profile →Western DigitalWDC
Manufacturer of hard drives for data centers. AI is creating record demand for massive, low-cost storage of training data.
Full WDC profile →More comparisons in Chips & accelerators
See where QCOM and WDC sit in the full AI & digital infrastructure map — every segment from suppliers to end markets.Open the AI value chain →