PFE vs MRK: Which Stock is Better?
Side-by-side comparison of Pfizer Inc and Merck & Company Inc in 2026
PFE
Pfizer Inc
$24.05
MRK
Merck & Company Inc
$125.99
Key Metrics Comparison
| Metric | PFE | MRK | Winner |
|---|---|---|---|
| Market Cap | $147.73B | $285.12B | MRK |
| P/E Ratio | 19.79 | 32.52 | PFE |
| EPS (TTM) | $N/A | $N/A | Tie |
| Revenue Growth | 0.0% | 0.0% | Tie |
| Gross Margin | 0.0% | 0.0% | Tie |
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Frequently Asked Questions
Is PFE or MRK a better investment?
Comparing PFE and MRK: Pfizer Inc has a market cap of $147.73B while Merck & Company Inc has $285.12B. Both companies have their strengths - use our detailed metrics comparison to make an informed decision.
What is the difference between PFE and MRK?
PFE (Pfizer Inc) and MRK (Merck & Company Inc) differ in valuation, growth rates, and profitability metrics. Our comparison shows which company leads in each category.
Which stock has better value: PFE or MRK?
Based on P/E ratios, PFE trades at a lower multiple (19.8x vs 32.5x).
Which is growing faster: PFE or MRK?
Both PFE and MRK show similar growth rates. Check our detailed analysis for quarterly trends.
Which company is more profitable: PFE or MRK?
Both companies show comparable profitability metrics. View the full comparison above for detailed analysis.
Which is the larger company: PFE or MRK?
Merck & Company Inc (MRK) is larger with a market cap of $285.12B compared to $147.73B for PFE.
Should I buy PFE or MRK in 2026?
Both PFE and MRK have investment merit. PFE trades at $24.05 while MRK trades at $125.99. Consider your investment goals, risk tolerance, and portfolio diversification before deciding. Our AI analysis tools can provide personalized insights.
What are the key differences between PFE and MRK stock?
Key differences: Market Cap ($147.73B vs $285.12B), P/E Ratio (19.8x vs 32.5x), Revenue Growth (0.0% vs 0.0%), Gross Margin (0.0% vs 0.0%).
Should I buy PFE or MRK in 2026?
The choice between PFE and MRK depends on your investment goals. MRK shows higher revenue growth (0.0%). MRK has better margins (0.0%). Consider your risk tolerance and time horizon.
What is the market cap comparison between PFE and MRK?
PFE (Pfizer Inc) has a market cap of $147.73B, while MRK (Merck & Company Inc) has a market cap of $285.12B. MRK is the larger company by market value.