Stocks Comparison
AerCap vs Aircastle: revenue, profit, margins and growth compared
AerCap brought in $8.5B of revenue in fiscal 2025, Aircastle $975.1M in fiscal 2025. Revenue changed by +6.5% at AerCap and +18.8% at Aircastle on the year before, so Aircastle grew faster. AerCap kept 44.0% of its revenue as net profit, Aircastle 19.9%.
Side by side, latest fiscal year
| AER | AYR | |
|---|---|---|
| Fiscal year ended | FY2025 (December 31, 2025) | FY2025 (February 28, 2026) |
| Revenue | $8.5B | $975.1M |
| Revenue growth | +6.5% | +18.8% |
| Net income | $3.8B | $194M |
| Net margin | 44.0% | 19.9% |
| Free cash flow | n/a | n/a |
| Free cash flow margin | n/a | n/a |
| Earnings per share (diluted) | $21.30 | n/a |
| Cash | $1.4B | $179.9M |
| Debt | $43.6B | $5.3B |
| Price to earnings | n/a | n/a |
| Market value | $26.7B | n/a |
| Dividend yield | n/a | n/a |
| Rank by revenue in sector | #133 of 778 · Consumer discretionary | #466 of 778 · Consumer discretionary |
Over the years
Questions about AerCap and Aircastle
Which is bigger by revenue, AerCap or Aircastle?
AerCap is bigger by revenue: $8.5B in fiscal 2025, against $975.1M for Aircastle in fiscal 2025.
Which keeps more of its revenue as profit, AerCap or Aircastle?
AerCap had a net margin of 44.0% in fiscal 2025; Aircastle had 19.9% in fiscal 2025.
Which grew revenue faster, AerCap or Aircastle?
In their latest fiscal years revenue changed by +6.5% at AerCap and +18.8% at Aircastle.
Where do these numbers come from?
From the annual reports each company files with the SEC (10-K, or 20-F and 40-F for foreign companies), read from their XBRL data. Margins and growth are simple arithmetic on those figures. Nothing here is a recommendation.