COST vs ISRG: Which Is the Better Buy?

Side-by-side comparison of Costco Wholesale Corporation and Intuitive Surgical, Inc. β€” fair value, conviction, valuation metrics, and QuantHub research signals. Updated 2026-04-22.
Costco Wholesale Corporation Β· Consumer Defensive
$999.89
-19.1% upside to fair value
Grade D High Quality
VS
Intuitive Surgical, Inc. Β· Healthcare
$451.29
+130.4% upside to fair value
Grade B High Quality
QuantHub Verdict
ISRG has more upside to fair value (+130.4%). COST trades at a lower forward P/E (51.9x). These are model outputs β€” not personalized investment advice. See all research β†’
Valuation & Fundamentals
Metric COST ISRG
Current Price $999.89 $451.29
Fair Value Estimate $808.71 $1,039.74
Upside to Fair Value -19.1% +130.4%
Market Cap $443.6B $160.3B
Forward P/E 51.9x 53.8x
EV / EBITDA 30.9x 40.5x
Price / Sales 1.6x 15.2x
Price / FCF 48.8x 64.3x
Revenue Growth YoY +9.2% +23.0%
Gross Margin 12.9% 66.3%
Operating Margin 3.8% 30.5%
Return on Equity 28.8% 17.0%
Dividend Yield 0% 0%
FCF Yield 2.05% 1.55%
Analyst Consensus Buy Strong Buy
Investment Thesis
COST β€” Costco Wholesale Corporation
Costco Wholesale Corporation operates a global membership-based warehouse club model that leverages scale, low costs, and superior employee retention to deliver consistent revenue and earnings growth. The company reported $269.9 billion in net sales for fiscal 2025 with an 8% year-over-year increase, driven by strong segments in Foods and Sundries and membership fees exceeding $5.65 billion in th…
ISRG β€” Intuitive Surgical, Inc.
Intuitive Surgical, Inc. is a leading healthcare company specializing in robotic-assisted surgery through its flagship da Vinci system, which has established a durable competitive moat with approximately 10,000 systems installed globally and nearly 17 million procedures performed by the end of 2024. The company benefits from a high-quality business model characterized by 85% recurring revenue, st…
Accumulation Zones
Metric COST ISRG
Zone Low $606.53 $779.81
Zone High $687.40 $883.78
In Buy Zone? No Yes
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