CAT vs MRK: Which Is the Better Buy?

Side-by-side comparison of Caterpillar Inc. and Merck & Co., Inc. — fair value, conviction, valuation metrics, and QuantHub research signals. Updated 2026-07-08.
Caterpillar Inc. · Industrials
$940.12
-39.4% upside to fair value
Grade C High Quality
VS
Merck & Co., Inc. · Healthcare
$113.87
-12.1% upside to fair value
Grade D High Quality
QuantHub Verdict
MRK has more upside to fair value (-12.1%). MRK trades at a lower forward P/E (32.0x). These are model outputs — not personalized investment advice. See all research →
Valuation & Fundamentals
Metric CAT MRK
Current Price $940.12 $113.87
Fair Value Estimate $569.47 $100.14
Upside to Fair Value -39.4% -12.1%
Market Cap $433.1B $281.2B
Forward P/E 46.6x 32.0x
EV / EBITDA 29.7x 17.3x
Price / Sales 6.1x 4.3x
Price / FCF 37.8x 19.9x
Revenue Growth YoY +22.2% +4.3%
Gross Margin 32.5% 75.9%
Operating Margin 16.6% 27.6%
Return on Equity 47.5% 17.9%
Dividend Yield 0% 0%
FCF Yield 2.64% 5.02%
Analyst Consensus Hold Hold
Investment Thesis
CAT — Caterpillar Inc.
Caterpillar Inc. is a leading global manufacturer of agricultural and construction machinery, operating within the Industrials sector. The company demonstrates high business quality with a durable competitive moat supported by strong brand recognition, cost advantages, and intangible assets. It posted robust revenue growth of 22.2% and earnings growth of 27.3% in the most recent quarter, reflecti…
MRK — Merck & Co., Inc.
Merck & Co., Inc. is a leading global healthcare company specializing in pharmaceuticals, vaccines, and animal health products. Its business quality is high, supported by a durable competitive moat anchored in the dominant global position of Keytruda in PD-1/PD-L1 oncology, a strong vaccines portfolio including Gardasil, and scale in R&D and manufacturing. The company benefits from a seasoned lea…
Accumulation Zones
Metric CAT MRK
Zone Low $427.10 $75.11
Zone High $484.05 $85.12
In Buy Zone? No No
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