AerCap Holdings NV (AER)vsCaterpillar Inc (CAT)
AER
AerCap Holdings NV
$136.94
+0.37%
INDUSTRIALS · Cap: $22.08B
CAT
Caterpillar Inc
$904.28
+1.44%
INDUSTRIALS · Cap: $419.05B
Smart Verdict
WallStSmart Research — data-driven comparison
Caterpillar Inc generates 715% more annual revenue ($70.75B vs $8.68B). AER leads profitability with a 45.2% profit margin vs 13.3%. AER appears more attractively valued with a PEG of 0.80. AER earns a higher WallStSmart Score of 85/100 (A-).
AER
Exceptional Buy85
out of 100
Grade: A-
CAT
Strong Buy67
out of 100
Grade: B-
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
-65.4%
Fair Value
$89.62
Current Price
$136.94
$47.32 premium
Intrinsic value data unavailable for CAT.
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Attractively priced relative to earnings
Reasonable price relative to book value
Keeps 45 of every $100 in revenue as profit
Strong operational efficiency at 60.9%
Every $100 of equity generates 21 in profit
Growing faster than its price suggests
Mega-cap, among the largest globally
Every $100 of equity generates 50 in profit
Revenue surging 22.2% year-over-year
Earnings expanding 30.2% YoY
Generating 1.5B in free cash flow
Areas to Watch
Negative free cash flow — burning cash
Distress zone — elevated risk
Elevated debt levels
Expensive relative to growth rate
Weak financial health signals
Premium valuation, high expectations priced in
Trading at 22.3x book value
Comparative Analysis Report
WallStSmart ResearchBull Case : AER
The strongest argument for AER centers on P/E Ratio, Price/Book, Profit Margin. Profitability is solid with margins at 45.2% and operating margin at 60.9%. PEG of 0.80 suggests the stock is reasonably priced for its growth.
Bull Case : CAT
The strongest argument for CAT centers on Market Cap, Return on Equity, Revenue Growth. Revenue growth of 22.2% demonstrates continued momentum.
Bear Case : AER
The primary concerns for AER are Free Cash Flow, Altman Z-Score, Debt/Equity. Debt-to-equity of 2.34 is elevated, increasing financial risk.
Bear Case : CAT
The primary concerns for CAT are PEG Ratio, Piotroski F-Score, P/E Ratio. A P/E of 45.2x leaves little room for execution misses. Debt-to-equity of 2.31 is elevated, increasing financial risk.
Key Dynamics to Monitor
AER profiles as a mature stock while CAT is a growth play — different risk/reward profiles.
CAT carries more volatility with a beta of 1.63 — expect wider price swings.
CAT is growing revenue faster at 22.2% — sustainability is the question.
CAT generates stronger free cash flow (1.5B), providing more financial flexibility.
Bottom Line
AER scores higher overall (85/100 vs 67/100), backed by strong 45.2% margins. Both earn "Exceptional Buy" and "Strong Buy" ratings respectively — the choice depends on your investment horizon and risk tolerance.
This analysis is generated from publicly available financial data. Not financial advice.
AerCap Holdings NV
INDUSTRIALS · RENTAL & LEASING SERVICES · USA
AerCap Holdings NV is engaged in the leasing, financing, sale and management of commercial aircraft and engines in mainland China, Hong Kong, Macau, the United States, Ireland and internationally. The company is headquartered in Dublin, Ireland.
Caterpillar Inc
INDUSTRIALS · FARM & HEAVY CONSTRUCTION MACHINERY · USA
Caterpillar Inc. (often shortened to CAT) is an American Fortune 100 corporation that designs, develops, engineers, manufactures, markets, and sells machinery, engines, financial products, and insurance to customers via a worldwide dealer network.
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