Head-to-head comparison across ratings, fees, asset coverage, and platform breadth.
Interactive Brokers
4.6 / 5
Best for active, global, and advanced traders. Lowest margin rates in the industry, broadest international access (160+ exchanges, 36 countries), and the most complete API stack in retail brokerage.
Last reviewed May 13, 2026Data may be outdated — verify rates before acting
Moomoo
4.0 / 5
One of the most powerful low-cost platforms for active equity and options traders in the US. Free NASDAQ TotalView Level 2, $0 equity options, flat 6.8% margin, and Hong Kong/China A-share access. Structurally incomplete: no IRAs, no joint accounts, no mutual funds, no bonds.
Last reviewed May 13, 2026Data may be outdated — verify rates before acting
Sub-rating overlap
Each broker scored 0–5 across the same 8 dimensions.
Detailed comparison
Green cells mark the winner on each metric. Tie rows are uncoloured.
Metric
Interactive
Moomoo
Winner
OverallEditorial score
4.60 / 5
4.00 / 5
Interactive
Sub-ratingsCommissions & fees
4.80
4.70
Interactive
Sub-ratingsPlatforms & tools
5.00
4.50
Interactive
Sub-ratingsMobile app
4.00
4.50
Moomoo
Sub-ratingsResearch
4.20
4.00
Interactive
Sub-ratingsEducation
4.00
4.00
Tie
Sub-ratingsCustomer service
3.80
3.50
Interactive
Sub-ratingsRange of investments
5.00
3.50
Interactive
Sub-ratingsActive trading
5.00
4.50
Interactive
PricingLowest margin rate
5.83%
6.80%
Interactive
PricingDefault cash sweep yield
4.33%
—
Interactive
PricingPFOF on equities
Does not accept
Does not accept
Tie
Where they differ on asset coverage
Asset class
Interactive
Moomoo
US stocks (NYSE/Nasdaq/AMEX)
Yes
OTC / penny stocks
Yes
Fractional shares
Yes
No
Options (US + global)
Yes
Mutual funds
Yes
No
US Treasuries
Yes
Corporate / muni bonds, CDs
Yes
Forex
Yes
No
Futures / futures options
Yes
International stocks
Yes
IPOs
Yes
Prediction markets
Yes
US stocks (NYSE/Nasdaq)
Yes
OTC stocks
Limited
Equity options (up to 4-leg)
Yes
Index options (SPX, NDX, including 0DTE)
Yes
US Treasuries / individual bonds
No
Futures
No
Hong Kong stocks (HKEX)
Yes
China A-shares
Yes
ADRs
Yes
IRAs (Traditional, Roth, Rollover, SEP, SIMPLE)
No
Joint / custodial / trust accounts
No
Interactive strengths
Lowest margin rates in retail brokerage — IBKR Pro USD blended 5.83–6.83%
Broadest international access — 160+ exchanges across 36 countries, 28 currencies
Trader Workstation (TWS) with ~120 order types, algos, Risk Navigator
Deepest short-locate inventory; SYEP shares 50% of borrow fees with clients
Full retail API: TWS, FIX, REST/WebSocket — 7 languages
Futures and futures options on 35+ global exchanges
Moomoo strengths
Free real-time NASDAQ TotalView Level 2 (60 bid/ask levels) for funded accounts — single biggest free perk
$0 equity options per contract; $0.50 on index options; no per-leg charge on multi-leg orders
Flat 6.8% margin rate for ALL balances — uniquely competitive at small/mid-balance tiers
Hong Kong stocks and mainland China A-shares — extremely rare among US-domiciled brokers