AMZN vs MRK: Which Is the Better Buy?

Side-by-side comparison of Amazon.com, Inc. and Merck & Co., Inc. β€” fair value, conviction, valuation metrics, and QuantHub research signals. Updated 2026-04-11.
Amazon.com, Inc. Β· Consumer Cyclical
$238.12
+59.3% upside to fair value
Grade B High Quality
VS
Merck & Co., Inc. Β· Healthcare
$121.42
-2.9% upside to fair value
Med Conviction Grade B
QuantHub Verdict
AMZN has more upside to fair value (+59.3%). MRK trades at a lower forward P/E (14.0x). These are model outputs β€” not personalized investment advice. See all research β†’
Valuation & Fundamentals
Metric AMZN MRK
Current Price $238.12 $121.42
Fair Value Estimate $379.40 $118.00
Upside to Fair Value +59.3% -2.9%
Market Cap $2,556.2B $300.2B
Forward P/E 32.8x 14.0x
EV / EBITDA 15.9x 11.8x
Price / Sales 3.6x 4.1x
Price / FCF 332.2x 21.4x
Revenue Growth YoY +18.4% +1.3%
Gross Margin 50.3% 81.5%
Operating Margin 11.2% 41.2%
Return on Equity 21.9% 34.7%
Dividend Yield 0% 3.1%
FCF Yield 0.3% 4.7%
Analyst Consensus Strong Buy Buy
Investment Thesis
AMZN β€” Amazon.com, Inc.
Amazon.com, Inc. operates as the world's largest e-commerce and cloud computing company, with a diversified revenue base spanning online retail, third-party seller services, AWS cloud, advertising, and subscription services. The business quality is high due to its durable competitive moats including AWS's leadership in cloud infrastructure and Amazon's dominant e-commerce platform. Despite strong…
MRK β€” Merck & Co., Inc.
Merck is a top-5 global pharmaceutical company generating $65B in annual revenue with 81.5% gross margins and 28% net margins. Keytruda, the world's best-selling drug at $31.7B (49% of pharma revenue), faces patent expiry in 2028. Merck is aggressively building replacements through M&A and pipeline launches: Winrevair ($1.4B year one), Capvaxive ($759M), and the $6.7B Terns acquisition for TERN-7…
Accumulation Zones
Metric AMZN MRK
Zone Low $284.55 $88.00
Zone High $322.49 $100.00
In Buy Zone? Yes No
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