ANET vs TSM: Which Is the Better Buy?

Side-by-side comparison of Arista Networks, Inc. and Taiwan Semiconductor Manufacturing Company Limited — fair value, conviction, valuation metrics, and QuantHub research signals. Updated 2026-05-05.
Arista Networks, Inc. · Technology
$172.62
+12.4% upside to fair value
Grade C High Quality
VS
Taiwan Semiconductor Manufacturing Company Limited · Technology
$366.24
+45.0% upside to fair value
Grade C High Quality
QuantHub Verdict
TSM has more upside to fair value (+45.0%). TSM trades at a lower forward P/E (27.2x). These are model outputs — not personalized investment advice. See all research →
Valuation & Fundamentals
Metric ANET TSM
Current Price $172.62 $366.24
Fair Value Estimate $193.98 $531.05
Upside to Fair Value +12.4% +45.0%
Market Cap $217.4B $1,899.5B
Forward P/E 61.8x 27.2x
EV / EBITDA 54.8x 17.3x
Price / Sales 24.1x 12.8x
Price / FCF 51.1x 51.6x
Revenue Growth YoY +28.9% +36.5%
Gross Margin 64.1% 61.9%
Operating Margin 42.8% 53.2%
Return on Equity 31.0% 36.9%
Dividend Yield 0% 0%
FCF Yield 1.96% 1.94%
Analyst Consensus Strong Buy Strong Buy
Investment Thesis
ANET — Arista Networks, Inc.
Arista Networks is a leading provider of software-driven cloud networking solutions focused on AI, cloud, and data center markets. The company benefits from durable competitive advantages including a highly experienced leadership team led by CEO Jayshree Ullal, who has driven growth from startup to a $100 billion market cap S&P 500 company. Arista's business quality is high, supported by strong r…
TSM — Taiwan Semiconductor Manufacturing Company Limited
Taiwan Semiconductor Manufacturing Company Limited (TSMC) is the world's leading pure-play semiconductor foundry, commanding approximately 60% of the global advanced node foundry market. The company benefits from a durable competitive moat driven by its pioneering foundry model, massive scale, advanced manufacturing capabilities, and strong customer relationships with major technology firms. TSMC…
Accumulation Zones
Metric ANET TSM
Zone Low $145.48 $398.29
Zone High $164.88 $451.39
In Buy Zone? No Yes
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