ZTS vs MRK
Head-to-Head Stock Analysis & Investment Rating
Last Updated: Feb 01, 2026
ZTS
56.0
AI Score
VS
MRK Wins
MRK
59.8
AI Score
Investment Advisor Scores
MRK
60score
Recommendation
HOLD
AI Analyst Insights
AI insights temporarily unavailable
Detailed Metrics Comparison
| Metric | ZTS | MRK | Winner |
|---|---|---|---|
| Revenue | 48.61B | 7.08B | MRK |
| Net Income | 15.29B | 2.07B | MRK |
| Net Margin | 31.5% | 29.2% | MRK |
| ROE | 29.5% | 38.3% | ZTS |
| ROA | 11.8% | 13.7% | ZTS |
| Total Assets | 129.55B | 15.16B | MRK |
| Cash | 18.17B | 2.08B | MRK |
| Debt/Equity | 0.77 | 1.31 | MRK |
| Current Ratio | 1.66 | 3.64 | ZTS |
| Free Cash Flow | 10.54B | 1.55B | MRK |
Frequently Asked Questions
Based on our detailed analysis, MRK is currently the stronger investment candidate, winning 7 of the key financial metrics based on our comprehensive scoring model.
We analyze revenue and earnings growth rates in the "Growth" section above. Generally, the company with higher year-over-year revenue and EPS growth is fostering better expansion. Check the table above for the specific growth percentages.
Valuation is determined by metrics like the P/E Ratio and PEG Ratio. A lower P/E typically suggests a stock is cheaper relative to its earnings. Refer to the "Valuation" section in our comparison table to see which stock currently trades at a more attractive multiple.