Head-to-head comparison across ratings, fees, asset coverage, and platform breadth.
Firstrade
4.0 / 5
Best for OTC and penny-stock buyers who want $0 commissions, plus mainstream mutual-fund and 24/5 access. Smaller platform and research footprint than the big four, but the price floor is uncontested.
Last reviewed May 13, 2026Data may be outdated — verify rates before acting
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Last reviewed May 13, 2026Data may be outdated — verify rates before acting
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
Firstrade
Interactive
Winner
OverallEditorial score
4.00 / 5
4.60 / 5
Interactive
Sub-ratingsCommissions & fees
5.00
4.80
Firstrade
Sub-ratingsPlatforms & tools
3.50
5.00
Interactive
Sub-ratingsMobile app
4.00
4.00
Tie
Sub-ratingsResearch
3.50
4.20
Interactive
Sub-ratingsEducation
3.50
4.00
Interactive
Sub-ratingsCustomer service
3.60
3.80
Interactive
Sub-ratingsRange of investments
3.80
5.00
Interactive
Sub-ratingsActive trading
3.60
5.00
Interactive
PricingLowest margin rate
10.75%
5.83%
Interactive
PricingDefault cash sweep yield
3.50%
4.33%
Interactive
PricingPFOF on equities
Accepts
Does not accept
Interactive
Where they differ on asset coverage
Asset class
Firstrade
Interactive
US stocks
Yes
OTC / Pink Sheets / OTCQX / OTCQB
Yes
Options
Yes
Corporate / muni bonds
Yes
Forex
No
Yes
Futures
No
International stocks (US app)
No
US stocks (NYSE/Nasdaq/AMEX)
Yes
OTC / penny stocks
Yes
Options (US + global)
Yes
Corporate / muni bonds, CDs
Yes
Futures / futures options
Yes
International stocks
Yes
IPOs
Yes
Prediction markets
Yes
Firstrade strengths
$0 commissions on stocks, ETFs, options — including OTC and penny stocks
Full OTC tier access: OTCQX, OTCQB, Pink Current, Pink Limited
1,200+ stocks and ETFs eligible for 24-hour trading (launched April 2025)
11,000+ mutual funds — commission-free buying
38+ crypto coins via Firstrade Crypto
FirstradeGPT (FinChat) AI assistant integrated
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