Using data from our latest annual broker review which tested more than a dozen different online brokers
over six months, we can compare Interactive Brokers vs Capital One Investing to determine which broker is best. Let's dive in.
First, we will break down the commission charges of both brokers for placing stock and options trades. Capital One Investing charges more than Interactive Brokers for placing regular stock trades ($6.95 and $0 (the broker charges a per share rate instead), respectively). Looking at trading options, Interactive Brokers's base fee is $0 while Capital One Investing's is $6.95. Interactive Brokers's per contract rate of $0.70 is less than Capital One Investing which charges $0.75. Instead of flat rate fees, several brokers charge a per-share fee instead. For a complete review of trading charges, read our full online broker reviews
Next, investors want to make sure they can trade the investment vehicle they want. Capital One Investing provides its clients with Stock Trading, Options Trading and Mutual Funds while Interactive Brokers provides clients access to Stock Trading, Options Trading, Mutual Funds and Futures Trading. As far as mutual funds go, Interactive Brokers offers its clients access to 10051 different mutual funds while Capital One Investing has 1149 available funds, a difference of 8,902. And, commission free ETFs deserve a comparison, with Capital One Investing falling behind Interactive Brokers, offering 0 commission free ETFs compared to Interactive Brokers's 45.
Finally, by comparing the each broker's website and platform features, we can surface interesting differences. Interactive Brokers has virtual trading, Capital One Investing doesn't. For mobile trading, Interactive Brokers along with Capital One Investing both support the iPhone App, iPad App and Android App. Online banking is also used by many customers, and multiple full-service brokerages provide these services. Checking Accounts, Savings Accounts, Debit Cards, Credit Cards and Mortgage Loans are offered by Capital One Investing while Interactive Brokers offers Debit Cards. All factors considered, when it comes to platform tools, research, and mobile trading, Interactive Brokers posted awards Best in Class - Platforms & Tools and Best in Class - Mobile Trading in 2018, while Capital One Investing found itself with none of these.
Overall, Interactive Brokers comes out on top with 4.00 stars over Capital One Investing's 3.00 stars.