MRK vs ZTS

Head-to-Head Stock Analysis & Investment Rating

Last Updated: Jul 04, 2026

MRK

62.3
AI Score
VS
MRK Wins

ZTS

54.3
AI Score

Investment Advisor Scores

MRK

62score
Recommendation
BUY

ZTS

54score
Recommendation
HOLD

AI Analyst Insights

Detailed Metrics Comparison

Metric MRK ZTS Winner
Forward P/E 24.7525 10.5932 ZTS
PEG Ratio 6.1942 1.7364 ZTS
Revenue Growth 4.9% 2.9% MRK
Earnings Growth -19.3% 6.0% ZTS
Tradestie Score 62.3/100 54.3/100 MRK
Profit Margin 13.6% 28.0% ZTS
Beta 1.00 1.00 Tie
AI Recommendation BUY HOLD MRK

Frequently Asked Questions

Based on our detailed analysis, MRK is currently the stronger investment candidate 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.