★ BEST INVESTING TOOLS COMPARISON ★
VOL. XCIV, NO. 247
Tool comparison edition
Tool Comparison
Global Factor Data (JKP Factors) vs Portfolio123
Pick Global Factor Data (JKP Factors) instead if
Global Factor Data (JKP Factors)
Free · Web · Other
- Go this way if it's completely free.
Start here
Portfolio123
Free • From $25/mo · Web · API · Desktop
- Delayed quotes won't cut it; you need real-time data
- You want an API so you can script or automate things
- You care about screeners, stock ideas, and scores, things Global Factor Data (JKP Factors) doesn't offer
Skip both if: Neither one clicks with how you research; there are strong third options.
See alternativesOutbound links may include affiliate or sponsor codes.
Our take
The bottom line
Global Factor Data (JKP Factors) and Portfolio123 cover a lot of the same ground (4 shared categories, including APIs & data feeds, quant, and data visualizations), so for the basics you won't go far wrong with either. Portfolio123 simply does more: 19 categories to Global Factor Data (JKP Factors)'s 4, including screeners, stock ideas, and scores. Global Factor Data (JKP Factors) counters by being completely free.
What readers say
Global Factor Data (JKP Factors)
Vote once to reveal the community verdict.
Portfolio123
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Key differences at a glance
- Real-time data
- Portfolio123
- Broader coverage
- Portfolio12319 vs 4 categories
- Desktop app
- Portfolio123
- API access
- Portfolio123
- Asset coverage
- Portfolio123Adds ETFs and closed-end funds
- Beginner friendly
- Portfolio123
See for yourself
How they stack up
The side-by-side table: pricing, platforms, data, and coverage at a glance.ShowHide
How they stack up
The side-by-side table: pricing, platforms, data, and coverage at a glance.| Attribute | ||
|---|---|---|
| Pricing & plans | ||
Starting price | Free | Free • From $25/mo |
Free tier | Yes | Yes |
Free trial | — | — |
Plan limits | Free (non-commercial license): license: Academic research + personal non-commercial only; other use/redistrib... | Free Screener & Backtesting Access: duration days: 30 |
| Platforms & access | ||
Web app | Yes | Yes |
Desktop app | No | Yes |
Mobile app | No | No |
API access | No | Yes |
Broker sync | — | Yes |
Integrations | WRDS and GitHub | Interactive Brokers and Tradier |
| Audience & fit | ||
Experience level | Advanced | Beginner, Intermediate, Advanced |
Best for | Quants/Developers, Analysts +1 more | Retail Traders, Pro Retail +5 more |
Categories covered | 4 | 19 |
Regions | North America, Europe, APAC, LatAm, Middle East, Africa | North America, Europe |
| Data & capabilities | ||
Data quality | Granularity: EOD | 5 signals: Latency: Real-time and End of Day, Granularity: EOD +3 more |
Data partners | 3 partners: WRDS, CRSP +1 more | 4 partners: FactSet, S&P Global Market Intelligence +2 more |
Capabilities | — | 6 signals: Custom formulas, Ranking backtests +4 more |
| Try it | Visit Global Factor Data (JKP Factors) | Visit Portfolio123 |
Where each one shines
What Global Factor Data (JKP Factors) and Portfolio123 each do best.ShowHide
Where each one shines
What Global Factor Data (JKP Factors) and Portfolio123 each do best.What Global Factor Data (JKP Factors) does best
- Study global equity factor returns tied to "Is There a Replication Crisis in Finance?" from the Journal of Finance.
- Explore 153 analyzed factors across 13 themes and 93 countries, with broader documentation referencing 406 characteristics and associated factor portfolios.
- Use daily and monthly factor-return series with equal-weighted, value-weighted, and capped-value-weighted options where available.
- Compare excess returns in USD across countries, regions, themes, factors, frequencies, and weighting schemes in the web interface.
- Use analysis pages for factors to watch, advanced filters, cumulative performance charts, and metrics such as Sharpe ratio, average return, volatility, information ratio, alpha, and beta.
What Portfolio123 does best
- Build multifactor ranking systems, stock screens, ETF screens, and complete rules-based strategies through a web research environment.
- Run simulations and backtests with long historical equity data, custom universes, buy and sell rules, position sizing, hedging, rebalancing, and realistic assumptions.
- Use point-in-time data designed to avoid survivorship and look-ahead bias, with fundamentals, estimates, corporate actions, sector and industry classifications, and historical issues.
- Create ranking systems from fundamental, technical, sentiment, and macro factors, including public factor documentation and FRED-linked economic series.
- Use AI Factor to train machine-learning predictors for expected returns and feed those predictions into rankings, simulations, and asset-level analysis.
Every detail we compared
Every tracked attribute for Global Factor Data (JKP Factors) and Portfolio123, side by side.ShowHide
Every detail we compared
Every tracked attribute for Global Factor Data (JKP Factors) and Portfolio123, side by side.| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | Stocks | StocksETFsClosed-End Funds |
Experience | Advanced | BeginnerIntermediateAdvanced |
Target audience | Quants/DevelopersAnalystsStudents/Researchers | Retail TradersPro RetailInstitutional InvestorsAnalystsQuants/DevelopersFinancial AdvisorsStudents/Researchers |
Regions | North AmericaEuropeAPACLatAmMiddle EastAfrica | North AmericaEurope |
Coverage details | Not specified | Countries: US and CAIdentifiers: Ticker |
| Data | ||
Data freshness | Not specified | Real-timeEnd of Day |
Data granularity | EOD | EOD |
Data partners | WRDSCRSPCompustat | FactSetS&P Global Market IntelligenceICE Data ServicesFRED |
| Access & integrations | ||
API protocols | Not specified | REST |
API auth & delivery | Not specified | Auth: APIKeySDKs: PythonDocs |
Import methods | Not specified | BrokerOAuthCSV |
Integrations | WRDSGitHub | Interactive BrokersTradier |
Export formats | Not specified | CSVJSON |
| Plans & trust | ||
Capability signals | Not specified | Custom formulasRanking backtestsUniverse builderBroker syncRebalancingCorrelation |
Vendor & support | Global Factor Data (Jensen, Kelly, Pedersen)Support: Forum and Email | Portfolio123Support: Forum |
Green tags are exclusive to that tool in this comparison.
What you'll actually pay
Plans, billing, trials, and per-month pricing for both tools.ShowHide
What you'll actually pay
Plans, billing, trials, and per-month pricing for both tools.| Tier | ||
|---|---|---|
| Free plan | Free“Free (non-commercial license)”license: Academic research + personal non-commercial only; other use/redistrib... | Free“Manage (Free)” |
| Entry paid plan | — | $25/mo“Retail Research Plans” |
| Custom / enterprise | — | Contact sales“Professional / API & Data Licenses” |
Questions we keep getting
What's the difference between Global Factor Data (JKP Factors) and Portfolio123?
Global Factor Data (JKP Factors) leans toward APIs & data feeds, quant, and data visualizations, while Portfolio123 puts more weight on screeners, data visualizations, and quant. They overlap in 4 categories, so for most people it comes down to workflow preference and price.
How much do Global Factor Data (JKP Factors) and Portfolio123 cost?
Good news: both Global Factor Data (JKP Factors) and Portfolio123 have free plans, so you can run them side by side and only pay if you hit a wall.
Which is better for beginners: Global Factor Data (JKP Factors) or Portfolio123?
Portfolio123 is the friendlier place to start; its interface takes less getting used to. Both work fine once you're past the basics.
Does Global Factor Data (JKP Factors) or Portfolio123 have an API?
Portfolio123 has an API for programmatic access and custom integrations. Global Factor Data (JKP Factors) doesn't, so you're working through its interface.
Should I choose Global Factor Data (JKP Factors) or Portfolio123?
It depends on what you're after. Pick Global Factor Data (JKP Factors) if you prefer its overall approach; go with Portfolio123 if you'd rather have screeners and stock ideas. And if you only need the basics both share, let price decide.
What asset classes do Global Factor Data (JKP Factors) and Portfolio123 cover?
Both cover stocks. Portfolio123 adds ETFs and closed-end funds on top.
Does Global Factor Data (JKP Factors) or Portfolio123 have real-time data?
Portfolio123 offers real-time data, which matters if you trade actively. Global Factor Data (JKP Factors) runs on delayed or end-of-day data, which is perfectly fine for longer-term investors who don't live and die by the tick.
Can I export data from Global Factor Data (JKP Factors) and Portfolio123?
Portfolio123 exports to CSV. Global Factor Data (JKP Factors) is stingier about getting data out.
Which has a better stock screener: Global Factor Data (JKP Factors) or Portfolio123?
Portfolio123 has a stock screener for surfacing ideas; Global Factor Data (JKP Factors) doesn't, and focuses its energy elsewhere.
Can I track my portfolio with Global Factor Data (JKP Factors) or Portfolio123?
Portfolio123 handles portfolio tracking. Global Factor Data (JKP Factors) is really a research tool; you'd track your portfolio elsewhere.
Keep researching
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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.