WallStSmart

AerCap Holdings NV (AER)vsSunbelt Rentals Holdings, Inc. (SUNB)

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Smart Verdict

WallStSmart Research — data-driven comparison

Sunbelt Rentals Holdings, Inc. generates 28% more annual revenue ($11.47B vs $8.96B). AER leads profitability with a 37.9% profit margin vs 12.1%. AER appears more attractively valued with a PEG of 0.80. AER earns a higher WallStSmart Score of 75/100 (B).

AER

Strong Buy

75

out of 100

Grade: B

Growth: 4.7Profit: 8.5Value: 6.7Quality: 3.5
Piotroski: 6/9Altman Z: 0.88

SUNB

Strong Buy

70

out of 100

Grade: B-

Growth: 6.0Profit: 7.0Value: 5.7Quality: 4.5
Piotroski: 4/9Altman Z: 1.59
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

AERSignificantly Overvalued (-58.0%)

Margin of Safety

-58.0%

Fair Value

$93.85

Current Price

$143.00

$49.15 premium

UndervaluedFair: $93.85Overvalued

Intrinsic value data unavailable for SUNB.

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

AER5 strengths · Avg: 9.6/10
P/E RatioValuation
7.0x10/10

Attractively priced relative to earnings

Price/BookValuation
1.2x10/10

Reasonable price relative to book value

Profit MarginProfitability
37.9%10/10

Keeps 38 of every $100 in revenue as profit

Operating MarginProfitability
57.5%10/10

Strong operational efficiency at 57.5%

PEG RatioValuation
0.808/10

Growing faster than its price suggests

SUNB2 strengths · Avg: 8.0/10
Operating MarginProfitability
22.4%8/10

Strong operational efficiency at 22.4%

EPS GrowthGrowth
22.8%8/10

Earnings expanding 22.8% YoY

Areas to Watch

AER3 concerns · Avg: 1.7/10
EPS GrowthGrowth
-35.3%2/10

Earnings declined 35.3%

Altman Z-ScoreHealth
0.882/10

Distress zone — elevated risk

Debt/EquityHealth
2.321/10

Elevated debt levels

SUNB2 concerns · Avg: 3.5/10
Altman Z-ScoreHealth
1.594/10

Distress zone — elevated risk

Debt/EquityHealth
1.703/10

Elevated debt levels

Comparative Analysis Report

WallStSmart Research

Bull Case : AER

The strongest argument for AER centers on P/E Ratio, Price/Book, Profit Margin. Profitability is solid with margins at 37.9% and operating margin at 57.5%. Revenue growth of 14.9% demonstrates continued momentum.

Bull Case : SUNB

The strongest argument for SUNB centers on Operating Margin, EPS Growth. Revenue growth of 11.2% demonstrates continued momentum. PEG of 1.12 suggests the stock is reasonably priced for its growth.

Bear Case : AER

The primary concerns for AER are EPS Growth, Altman Z-Score, Debt/Equity. Debt-to-equity of 2.32 is elevated, increasing financial risk.

Bear Case : SUNB

The primary concerns for SUNB are Altman Z-Score, Debt/Equity. Debt-to-equity of 1.70 is elevated, increasing financial risk.

Key Dynamics to Monitor

AER profiles as a mature stock while SUNB is a value play — different risk/reward profiles.

SUNB carries more volatility with a beta of 1.65 — expect wider price swings.

AER is growing revenue faster at 14.9% — sustainability is the question.

SUNB generates stronger free cash flow (744M), providing more financial flexibility.

Bottom Line

AER scores higher overall (75/100 vs 70/100), backed by strong 37.9% margins and 14.9% revenue growth. Both earn "Strong 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.

Sunbelt Rentals Holdings, Inc.

INDUSTRIALS · RENTAL & LEASING SERVICES · USA

Sunbelt Rentals Holdings, Inc., engages in the construction, industrial, and general equipment rental business under the Sunbelt Rentals brand name in the United States, the United Kingdom, and Canada. The company is headquartered in Fort Mill, South Carolina.

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