Best Online Brokers in the US 2026: Ranked and Compared

Commission-free trading killed the easy answer. Every major US broker now charges $0 on online stock and ETF trades, so "which one is cheapest" is no longer a meaningful question on its own.

The real costs moved somewhere less obvious: what you pay per options contract, what your idle cash earns, what the funds inside the account cost, and whether there's an annual fee you didn't notice. Those gaps are small in a month and significant over a decade.

Here's the honest ranking for 2026, with the trade-offs stated plainly.

Quick answer

1. Fidelity — best overall, and best for beginners

Costs: $0 online US stock, ETF and options trades, $0.65 per options contract, no account minimums.

Fidelity wins because it does not charge you for things other brokers charge for. It offers zero-expense-ratio index mutual funds — FZROX has a 0.00% expense ratio — no account minimum, strong research tools, and 24/7 customer service.

The catch most reviews skip: FZROX and the other zero-fee Fidelity funds cannot be transferred in-kind to another brokerage. If you ever move to Schwab or Vanguard, you have to sell them — which in a taxable account means realising capital gains you didn't choose to realise. If there's any chance you'll switch brokers within the next decade, hold a portable ETF like VTI in your taxable account instead and keep the zero-fee funds inside an IRA where selling has no tax consequence.

Second catch: Fidelity's default cash sweep pays less than its money market funds. If you hold meaningful idle cash, move it manually into a money market fund. As of mid-2026, SPAXX was yielding around 3.28% and FDRXX somewhat more.

→ How to open a Fidelity account, step by step

2. Charles Schwab — best for active traders and anyone who wants a branch

Costs: $0 online stock and ETF trades, $0.65 per options contract, $0 account minimum.

Schwab is effectively tied with Fidelity on quality and pricing, and StockBrokers.com ranked it #1 overall for 2026 with Fidelity #2. Schwab serves over 34 million accounts with roughly $8.7 trillion in client assets and operates hundreds of US branches. It offers specialised trading platforms, 24/7 service, thousands of no-transaction-fee mutual funds, and Stock Slices for fractional share purchases.

Choose Schwab over Fidelity if: you want to walk into a physical branch, you trade actively enough to want a dedicated desktop platform, or you value having a banking relationship attached.

Note: Schwab Intelligent Portfolios, the robo-advisor, requires a $5,000 minimum.

→ How to open a Charles Schwab account

3. Vanguard — best for pure buy-and-hold, worst for anything else

Costs: $0 online stock and ETF trades, but $1.00 per options contract below $1 million in qualifying assets, and a $25 annual account service fee that is waived under certain conditions (typically electronic delivery of statements). Vanguard's current schedule took effect 10 July 2026.

Vanguard's platform is utilitarian. The website and app are functional rather than good, and customer service hours are limited. That is a feature for the right investor: Vanguard is built for people who buy VTI or VOO once a month and otherwise do not log in.

The options cost is the deal-breaker for anyone who trades them. Ten contracts a month costs roughly $240 a year at Vanguard versus $156 at Fidelity or Schwab, and about $7.80 at Robinhood. If you trade zero options, the difference is zero.

Also note: the brokerage account itself has a $0 minimum, but many Vanguard mutual funds require $1,000 to start. Vanguard's ETFs have no such minimum.

→ How to open a Vanguard account

4. Robinhood — best mobile experience, and the IRA match is real money

Costs: $0 commissions on stocks and ETFs, $0.04 per standard options contract, $1 fractional shares, $0 minimum. Robinhood Gold is $5/month.

Robinhood's app is genuinely the best mobile investing experience available, and the 2026 version is a more serious product than its 2021 reputation suggests.

The feature worth actual arithmetic is the IRA match: 3% with Gold, 1% without. At the 2026 IRA contribution maximum of $7,500, a 3% match is $225 a year against $60 a year in Gold fees. That is a clear positive for anyone maxing an IRA. Gold also unlocks a higher yield on uninvested cash — around 3.35% APY as of mid-2026 — plus Level 3 options and reduced margin rates.

Where Robinhood is genuinely weaker: research depth, retirement planning tools, customer service, and the breadth of account types. There are no branches. For a large, complex household portfolio, Fidelity or Schwab is the better home.

→ How to open a Robinhood account

5. Interactive Brokers — best for international and lowest margin rates

IBKR is the only broker on this list with true multi-market access across more than 170 global exchanges, and it consistently offers the lowest margin rates in the industry.

The trade-off is complexity. The platform is built for professionals and the learning curve is real. IBKR Lite offers $0 commissions on US stocks and ETFs with a $0 minimum; IBKR Pro uses a per-share pricing model that is cheaper at volume and more complicated to reason about.

Choose IBKR if: you want to buy stocks listed in Tokyo, London or Frankfurt directly rather than through ADRs, or you use margin regularly.

→ How to open an Interactive Brokers account

6. E*TRADE — solid, with a useful volume discount

$0 stock and ETF commissions, $0.65 per options contract dropping to $0.50 after 30 trades per quarter, $0 account minimum. Core Portfolios, its managed service, starts at $500.

E*TRADE is a genuinely good platform that gets overlooked because Fidelity and Schwab do most of the same things slightly better. The volume options discount is its clearest differentiator.

The two costs that actually decide this

Idle cash yield. $10,000 earning 0.01% pays $1 a year. The same balance at 4.5% pays $450. That $449 gap is larger than every commission most investors will pay in a decade. Check what your broker pays on uninvested cash by default — several pay near-zero unless you manually select a money market fund.

Fund expense ratios. The gap between a 0.03% index fund and a 1% advisory fee compounds to roughly $68,000 on a $50,000 portfolio over 30 years at an assumed 7% growth rate (illustrative). The broker matters far less than what you buy inside it. See ETF expense ratios explained.

A note on safety

Fidelity, Schwab and Vanguard have each operated for 40–50+ years. Robinhood, E*TRADE and Interactive Brokers are all SIPC-insured, as are the others. SIPC protects up to $500,000 in securities ($250,000 cash) if the broker fails — it does not protect you against investment losses. All major platforms use bank-level encryption and two-factor authentication.

Broker choice is not where your safety risk lives. Your asset allocation is.

Frequently asked questions