AOS vs UNP: Which Stock is Better?
Side-by-side comparison of Smith A O Corp and Union Pacific Corp in 2026
AOS
Smith A O Corp
$78.00
UNP
Union Pacific Corp
$264.98
Key Metrics Comparison
| Metric | AOS | UNP | Winner |
|---|---|---|---|
| Market Cap | $10.79B | $157.24B | UNP |
| P/E Ratio | 20.26 | 22.12 | AOS |
| EPS (TTM) | $3.85 | $11.98 | UNP |
| Revenue Growth | 0.0% | -0.0% | UNP |
| Gross Margin | 38.8% | 56.4% | UNP |
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Frequently Asked Questions
Is AOS or UNP a better investment?
Comparing AOS and UNP: Smith A O Corp has a market cap of $10.79B while Union Pacific Corp has $157.24B. Both companies have their strengths - use our detailed metrics comparison to make an informed decision.
What is the difference between AOS and UNP?
AOS (Smith A O Corp) and UNP (Union Pacific Corp) differ in valuation, growth rates, and profitability metrics. Our comparison shows which company leads in each category.
Which stock has better value: AOS or UNP?
Based on P/E ratios, AOS trades at a lower multiple (20.3x vs 22.1x).
Which is growing faster: AOS or UNP?
AOS has higher revenue growth at 0.0% vs -0.0% for UNP.
Which company is more profitable: AOS or UNP?
Union Pacific Corp (UNP) has higher gross margins at 56.4% compared to 38.8% for AOS.
Which is the larger company: AOS or UNP?
Union Pacific Corp (UNP) is larger with a market cap of $157.24B compared to $10.79B for AOS.
Should I buy AOS or UNP in 2026?
Both AOS and UNP have investment merit. AOS trades at $78.00 while UNP trades at $264.98. 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 AOS and UNP stock?
Key differences: Market Cap ($10.79B vs $157.24B), P/E Ratio (20.3x vs 22.1x), Revenue Growth (0.0% vs -0.0%), Gross Margin (38.8% vs 56.4%).