AAP vs COST: Which Stock is Better?
Side-by-side comparison of Advance Auto Parts Inc and Costco Wholesale Corp in 2026
AAP
Advance Auto Parts Inc
$41.31
COST
Costco Wholesale Corp
$964.26
Key Metrics Comparison
| Metric | AAP | COST | Winner |
|---|---|---|---|
| Market Cap | $2.48B | $428.09B | COST |
| P/E Ratio | N/A | 51.54 | COST |
| EPS (TTM) | $N/A | $18.71 | COST |
| Revenue Growth | -0.1% | 0.1% | COST |
| Gross Margin | 42.3% | 12.9% | AAP |
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Frequently Asked Questions
Is AAP or COST a better investment?
Comparing AAP and COST: Advance Auto Parts Inc has a market cap of $2.48B while Costco Wholesale Corp has $428.09B. Both companies have their strengths - use our detailed metrics comparison to make an informed decision.
What is the difference between AAP and COST?
AAP (Advance Auto Parts Inc) and COST (Costco Wholesale Corp) differ in valuation, growth rates, and profitability metrics. Our comparison shows which company leads in each category.
Which stock has better value: AAP or COST?
Based on P/E ratios, compare detailed valuation metrics on our dashboard.
Which is growing faster: AAP or COST?
COST has higher revenue growth at 0.1% vs -0.1% for AAP.
Which company is more profitable: AAP or COST?
Advance Auto Parts Inc (AAP) has higher gross margins at 42.3% compared to 12.9% for COST.
Which is the larger company: AAP or COST?
Costco Wholesale Corp (COST) is larger with a market cap of $428.09B compared to $2.48B for AAP.
Should I buy AAP or COST in 2026?
Both AAP and COST have investment merit. AAP trades at $41.31 while COST trades at $964.26. 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 AAP and COST stock?
Key differences: Market Cap ($2.48B vs $428.09B), P/E Ratio (N/A vs 51.5x), Revenue Growth (-0.1% vs 0.1%), Gross Margin (42.3% vs 12.9%).