MRK vs ZTS: Which is Better to Buy in 2026?

Side-by-side fundamental comparison based on AI analysis of SEC filings

AI Verdict

MRK has stronger fundamentals based on our AI analysis.

MRK
Merck & Co., Inc.
BUY
80%
Confidence
VS
ZTS
Zoetis Inc.
BUY
78%
Confidence

MRK vs ZTS Fundamental Comparison

Metric MRK ZTS
Revenue $65.0B $9.5B
Net Income $18.3B $2.7B
Net Margin 28.1% 28.2%
ROE 34.7% 80.2%
ROA 13.3% 17.3%
Current Ratio 1.54x 3.03x
Debt/Equity 0.89x 2.71x
EPS $7.28 $6.02

Green = Better metric | Red = Weaker metric

View Full MRK Analysis →
View Full ZTS Analysis →
Browse Sectors: Technology Healthcare Finance Energy Consumer Industrial
Stock Lists: Strong Buy Undervalued Growth Dividend

You Might Also Compare

MRK vs AAPL ZTS vs MSFT MRK vs GOOGL ZTS vs AMZN

MRK vs ZTS: Frequently Asked Questions

Is MRK or ZTS a better buy in 2026?

Based on dual AI fundamental analysis (Claude and ChatGPT), MRK has stronger fundamentals. MRK is rated BUY (80% confidence) while ZTS is rated BUY (78% confidence). This is not investment advice.

How does MRK compare to ZTS fundamentally?

Merck & Co., Inc. has ROE of 34.7% vs Zoetis Inc.'s 80.2%. Net margins are 28.1% vs 28.2% respectively.

Which stock pays higher dividends, MRK or ZTS?

MRK has a dividend yield of N/A or no dividend while ZTS has N/A or no dividend. Check individual stock pages for detailed dividend history and payout ratios.

Should I invest in MRK or ZTS for long term?

For long-term investing, consider that MRK has BUY rating with 80% confidence, while ZTS has BUY rating with 78% confidence. Higher confidence indicates more consistent fundamentals from SEC filings. This is not investment advice - always do your own research.

What do the AI models say about MRK vs ZTS?

Our dual AI system (Claude by Anthropic and ChatGPT by OpenAI) analyzes SEC 10-K and 10-Q filings independently. For MRK vs ZTS, the AI consensus favors MRK based on fundamental metrics including revenue growth, profitability, ROE, and balance sheet strength.