VOL. XCIV, NO. 247
★ BEST INVESTING TOOLS COMPARISON ★
NO ADVICE
Friday, February 20, 2026
Tool Comparison
Corner of Berkshire & Fairfax (COBF) vs Portfolio123 comparison
Compare pricing, supported platforms, categories, and standout capabilities to decide which tool fits your workflow.
Corner of Berkshire & Fairfax (COBF)
thecobf.com
Portfolio123
portfolio123.com
At a glance
Tool
Corner of Berkshire & Fairfax (COBF)
—
Starting price
Plans & pricing
Tool
Portfolio123
$25/mo
Starting price
Plans & pricing
Vote sentiment comparison
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Platform details
| Attribute | Corner of Berkshire & Fairfax (COBF) | Portfolio123 |
|---|---|---|
Asset types | Stocks | StocksETFsClosed-End Funds |
Experience | BeginnerIntermediateAdvanced | BeginnerIntermediateAdvanced |
Regions | Not specified | North AmericaEurope |
Data freshness | Not specified | Real-timeEnd of Day |
API access | Not specified | REST |
Export formats | Not specified | JSON |
Coverage overlap
Categories covered by Corner of Berkshire & Fairfax (COBF) only.
Categories covered by Portfolio123 only.
Frequently Asked Questions
What's the difference between Corner of Berkshire & Fairfax (COBF) and Portfolio123?
Corner of Berkshire & Fairfax (COBF) focuses on Forums, and Blogs while Portfolio123 specializes in Screeners, Data Visualizations, and Quant. They overlap in 1 categories, so choose based on your preferred workflow and pricing.
How much do Corner of Berkshire & Fairfax (COBF) and Portfolio123 cost?
Good news—both Corner of Berkshire & Fairfax (COBF) and Portfolio123 offer free plans. You can try each platform without commitment and only pay when you need premium features.
Does Corner of Berkshire & Fairfax (COBF) or Portfolio123 have an API?
Portfolio123 provides API access for programmatic data retrieval and custom integrations. Corner of Berkshire & Fairfax (COBF) doesn't currently offer an API, so you'll need to use their web interface.
Should I choose Corner of Berkshire & Fairfax (COBF) or Portfolio123?
Choose Corner of Berkshire & Fairfax (COBF) if you need Public discussion boards focused on Berkshire Hathaway, Fairfax Financial, general investing, books, and broader market conversations., and Members-only sections covering investment ideas, personal finance, strategies, real estate, wealth management, events, and more.. Go with Portfolio123 if Web‑based quant research terminal for building multifactor ranking systems, stock/ETF screens, and complete rules‑based strategies with no programming, powered by point‑in‑time FactSet data and marketed as free of survivorship and look‑ahead bias., and Supports realistic simulations and backtests over roughly 20 years of history for US, Canadian, and European equities, with custom universes, separate buy/sell rules, position sizing, hedging, and “Book of Strategies” to combine and analyze correlated systems. better fits how you invest.
What asset classes do Corner of Berkshire & Fairfax (COBF) and Portfolio123 cover?
Both cover Stocks. Portfolio123 adds coverage for ETFs, and Closed-End Funds.
Does Corner of Berkshire & Fairfax (COBF) or Portfolio123 have real-time data?
Portfolio123 offers real-time data feeds, which is essential for active traders. Corner of Berkshire & Fairfax (COBF) uses delayed or end-of-day data, which works fine for longer-term investors who don't need up-to-the-second quotes.
Can Corner of Berkshire & Fairfax (COBF) or Portfolio123 connect to my broker?
Portfolio123 connects with brokers for portfolio syncing. Corner of Berkshire & Fairfax (COBF) requires manual portfolio entry or data import.
Which has a better stock screener—Corner of Berkshire & Fairfax (COBF) or Portfolio123?
Portfolio123 includes a stock screener for finding investment ideas. Corner of Berkshire & Fairfax (COBF) focuses on other analytical tools.
Can I track my portfolio with Corner of Berkshire & Fairfax (COBF) or Portfolio123?
Portfolio123 offers portfolio tracking features. Corner of Berkshire & Fairfax (COBF) is more focused on research and analysis.
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Curation & Accuracy
This directory blends AI‑assisted discovery with human curation. Entries are reviewed, edited, and organized with the goal of expanding coverage and sharpening quality over time. Your feedback helps steer improvements (because no single human can capture everything all at once).
Details change. Pricing, features, and availability may be incomplete or out of date. Treat listings as a starting point and verify on the provider’s site before making decisions. If you spot an error or a gap, send a quick note and I’ll adjust.