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Side-by-side financial comparison of AerCap Holdings N.V. (AER) and Realty Income (O). Click either name above to swap in a different company.

AerCap Holdings N.V. is the larger business by last-quarter revenue ($1.9B vs $1.5B, roughly 1.3× Realty Income). AerCap Holdings N.V. runs the higher net margin — 66.7% vs 19.9%, a 46.8% gap on every dollar of revenue. On growth, Realty Income posted the faster year-over-year revenue change (11.0% vs -3.6%).

AerCap Holdings N.V. is an Irish-American aviation leasing company headquartered in Dublin, Ireland, with offices around the world. AerCap is listed on the NYSE with the ticker 'AER'. It became the largest aviation leasing company in the world following the acquisition of ILFC in 2014, and GECAS from GE in 2021, for over $30 billion.

Realty Income Corporation is a real estate investment trust that invests in free-standing, single-tenant commercial properties in the United States, the United Kingdom, and six other countries in Europe. These properties are subject to NNN Leases. The company is organized in Maryland with its headquarters in San Diego, California.

AER vs O — Head-to-Head

Bigger by revenue
AER
AER
1.3× larger
AER
$1.9B
$1.5B
O
Growing faster (revenue YoY)
O
O
+14.7% gap
O
11.0%
-3.6%
AER
Higher net margin
AER
AER
46.8% more per $
AER
66.7%
19.9%
O

Income Statement — Q2 FY2025 vs Q4 FY2025

Metric
AER
AER
O
O
Revenue
$1.9B
$1.5B
Net Profit
$1.3B
$296.1M
Gross Margin
Operating Margin
73.1%
21.7%
Net Margin
66.7%
19.9%
Revenue YoY
-3.6%
11.0%
Net Profit YoY
181.0%
48.3%
EPS (diluted)
$7.09
$0.32

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
AER
AER
O
O
Q4 25
$1.5B
Q3 25
$1.5B
Q2 25
$1.9B
$1.4B
Q1 25
$1.4B
Q4 24
$1.3B
Q3 24
$1.3B
Q2 24
$2.0B
$1.3B
Q1 24
$1.3B
Net Profit
AER
AER
O
O
Q4 25
$296.1M
Q3 25
$315.8M
Q2 25
$1.3B
$196.9M
Q1 25
$249.8M
Q4 24
$199.6M
Q3 24
$269.5M
Q2 24
$448.2M
$259.4M
Q1 24
$132.3M
Operating Margin
AER
AER
O
O
Q4 25
21.7%
Q3 25
23.2%
Q2 25
73.1%
15.8%
Q1 25
19.3%
Q4 24
16.5%
Q3 24
21.5%
Q2 24
25.1%
20.7%
Q1 24
11.9%
Net Margin
AER
AER
O
O
Q4 25
19.9%
Q3 25
21.5%
Q2 25
66.7%
14.0%
Q1 25
18.1%
Q4 24
14.9%
Q3 24
20.2%
Q2 24
22.9%
19.4%
Q1 24
10.5%
EPS (diluted)
AER
AER
O
O
Q4 25
$0.32
Q3 25
$0.35
Q2 25
$7.09
$0.22
Q1 25
$0.28
Q4 24
$0.23
Q3 24
$0.30
Q2 24
$2.28
$0.29
Q1 24
$0.16

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
AER
AER
O
O
Cash + ST InvestmentsLiquidity on hand
$2.7B
$434.8M
Total DebtLower is stronger
$46.1B
Stockholders' EquityBook value
$17.9B
$39.4B
Total Assets
$73.6B
$72.8B
Debt / EquityLower = less leverage
2.57×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AER
AER
O
O
Q4 25
$434.8M
Q3 25
$417.2M
Q2 25
$2.7B
$800.4M
Q1 25
$319.0M
Q4 24
$445.0M
Q3 24
$397.0M
Q2 24
$1.4B
$442.8M
Q1 24
$680.2M
Total Debt
AER
AER
O
O
Q4 25
Q3 25
Q2 25
$46.1B
Q1 25
Q4 24
Q3 24
Q2 24
$45.7B
Q1 24
Stockholders' Equity
AER
AER
O
O
Q4 25
$39.4B
Q3 25
$39.1B
Q2 25
$17.9B
$39.2B
Q1 25
$39.0B
Q4 24
$38.8B
Q3 24
$38.5B
Q2 24
$17.0B
$38.6B
Q1 24
$39.0B
Total Assets
AER
AER
O
O
Q4 25
$72.8B
Q3 25
$71.3B
Q2 25
$73.6B
$71.4B
Q1 25
$69.8B
Q4 24
$68.8B
Q3 24
$68.5B
Q2 24
$71.1B
$68.1B
Q1 24
$68.3B
Debt / Equity
AER
AER
O
O
Q4 25
Q3 25
Q2 25
2.57×
Q1 25
Q4 24
Q3 24
Q2 24
2.69×
Q1 24

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
AER
AER
O
O
Operating Cash FlowLast quarter
$1.2B
Free Cash FlowOCF − Capex
$1.2B
FCF MarginFCF / Revenue
77.6%
Capex IntensityCapex / Revenue
3.3%
Cash ConversionOCF / Net Profit
4.06×
TTM Free Cash FlowTrailing 4 quarters
$3.9B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AER
AER
O
O
Q4 25
$1.2B
Q3 25
$943.1M
Q2 25
$1.1B
Q1 25
$787.5M
Q4 24
$972.0M
Q3 24
$841.5M
Q2 24
$981.2M
Q1 24
$778.7M
Free Cash Flow
AER
AER
O
O
Q4 25
$1.2B
Q3 25
$909.9M
Q2 25
$1.0B
Q1 25
$764.6M
Q4 24
$935.8M
Q3 24
$807.9M
Q2 24
$939.2M
Q1 24
$769.0M
FCF Margin
AER
AER
O
O
Q4 25
77.6%
Q3 25
61.9%
Q2 25
73.3%
Q1 25
55.4%
Q4 24
69.8%
Q3 24
60.7%
Q2 24
70.1%
Q1 24
61.0%
Capex Intensity
AER
AER
O
O
Q4 25
3.3%
Q3 25
2.3%
Q2 25
1.9%
Q1 25
1.7%
Q4 24
2.7%
Q3 24
2.5%
Q2 24
3.1%
Q1 24
0.8%
Cash Conversion
AER
AER
O
O
Q4 25
4.06×
Q3 25
2.99×
Q2 25
5.39×
Q1 25
3.15×
Q4 24
4.87×
Q3 24
3.12×
Q2 24
3.78×
Q1 24
5.89×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

AER
AER

Segment breakdown not available.

O
O

Product And Service Retail$900.8M61%
Other$531.5M36%

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