CompareStockISA

Charles Stanley Direct vs Interactive Investor Plus

Side-by-side comparison from each platform's published fees.

Charles Stanley Direct Stock ISA compared with Interactive Investor Stock ISA Plus

Charles Stanley Direct

Stock ISA

Interactive Investor

Stock ISA Plus
Estimated yearly costexample investor£530.00£224.88
Fees
Platform fee
Whole portfolio
0.30% (min £60/year) (cap: £600.00)
Whole portfolio
Flat fee: £179.88 per year
Dealing
Shares and ETFs
£10 per trade
Mutual funds
£4 per trade
US shares and ETFs
By phone: 1% (min £50, max £500) + £20 movement fee, plus £30 a year custody per US holding
Shares and ETFs
£3.99 per trade, with a £3.99 trading credit each month
Mutual funds
£1.49 per trade
US shares and ETFs
£3.99 per trade
FX
All-in tier (slabbed):£0-£9,999.99: 1.00%£10,000-£49,999.99: 0.75%£50,000-£499,999.99: 0.50%£500,000-£999,999.99: 0.30%Over £1,000,000: 0.15%
Marginal:0.75% on £0-£49,9990.25% on £50,000+
How trades are placedQuote & DealQuote & Deal
What it can hold
UK investmentsSupportedSupported
US sharesSupportedSupported
Individual sharesSupportedSupported
Exchange-traded funds (ETFs)SupportedSupported
Mutual fundsSupportedSupported
Flexible ISASupportedNot supported
Fractional tradingNot supportedNot supported
About the providers
Official websiteVisit Charles Stanley Direct websiteVisit Interactive Investor website
Founded1896 (130 years old)1987 (39 years old)

Example investor: £80,000 portfolio, 12 trades a year, half in shares (half of them US) and half in UK ETFs. Estimate with your numbers

Important notice. The information shown on this page is sourced from provider websites and is for illustrative purposes only. It may be inaccurate, outdated, or not account for all scenarios, promotions, discounts, or variations in fees due to specific circumstances. Always check the provider's official website for the most up-to-date and accurate information. These figures are general estimates and should not be considered as financial advice. Data updated 8th October 2026.

More comparisons

Need more detailed analysis?

Use our illustrative calculator to estimate platform fees based on how you invest. Not financial advice.