AER vs IBKR Comparison

AerCap Holdings NV is an aircraft leasing company. Its activities include leasing, financing, sales, and management of commercial aircraft and engines. It also provides aircraft asset management and corporate services to securitization vehicles, joint ventures, and other third parties.It has one business segment: leasing, financing, sales and management of commercial flight equipment (Commercial Flight Equipment Segment).Through its subsidiary, the group also provides engine leasing, certified aircraft engines, airframes, and engine parts. Its geographical segments include United Kingdom, United States, and Other countries.

Interactive Brokers is a large, automated, retail and institutional brokerage that boasted nearly $570 billion in customer equity at the end of 2024. The company cut its teeth as a market maker, introducing US financial markets to automated and algorithmic training before expanding into brokerage services in 1993. The firm has a wide-ranging client base, with its best-in-class order execution and extremely low margin lending rates catering to a sophisticated audience of hedge funds, proprietary traders, and introducing brokers that account for about 45% of the firm's commissions. With operations spanning more than 160 electronic exchanges, 36 countries, and 28 currencies, Interactive Brokers caters to a global clientele, with more than 80% of active accounts sitting outside the US market.