BUX vs SigFig - BrokerCue
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Broker Comparison

BUX vs SigFig

Compare BUX and SigFig side by side: fees, regulation, platforms.

BUX

BUX

European beginner stock and ETF investors

BUX is a Dutch mobile-first investing app offering commission-free Zero Orders on stocks and ETFs, fractional…

VS
SigFig

SigFig

Low-cost automated portfolio investors

SigFig is a US robo-advisor offering automated ETF portfolios, tax-loss harvesting, and free human advisor ac…

Head-to-head comparison

BUX vs SigFig
Feature BUX SigFig
Minimum deposit - -
Stock trading fee Zero Orders and investment plan orders: free (Plus/Prime only for Zero Orders); market orders: EUR 0.99-3.99 depending on asset and tier -
Regulators AFM, DNB, FCA SEC
Best for European beginner stock and ETF investors Low-cost automated portfolio investors
Markets & account
Stocks
-
ETFs
Bonds
-
Fractional Shares
Investment Plans
-
Multi Currency
-
Funds
-
Ready Made Portfolios
-

Pros & cons

BUX

BUX

Pros

  • Zero Orders and investment plan orders are commission-free
  • Basic account has no monthly subscription fee
  • No inactivity fee
  • Fractional shares enable small investment amounts
  • Recurring investment plans automate saving
  • Regulated by AFM, DNB and FCA
  • Available in eight European countries
  • Part of ABN AMRO group adds financial backing

Cons

  • Basic tier has a 0.20%/year variable service fee on invested assets
  • Market orders cost EUR 0.99-3.99 depending on asset type and tier
  • Zero Orders available only on Plus and Prime tiers
  • FX markup of 0.25-0.75% applies on US stock trades
  • No demo account
  • Limited to European markets, not available globally
  • Product range narrower than full-service brokers - no bonds, options or crypto
  • Web platform is secondary to the mobile app
SigFig

SigFig

Pros

  • No advisory fee on first $10,000 managed
  • 0.25% annual fee is in line with leading robo-advisors
  • Free access to human investment advisors
  • Automatic rebalancing included
  • Tax-loss harvesting included
  • Low underlying ETF expense ratios (0.07%-0.15%)
  • No deposit, withdrawal, or rebalancing fees
  • Assets held at established custodians (Schwab, Fidelity) with SIPC protection

Cons

  • $2,000 minimum is higher than some competitors (Betterment has no minimum, Wealthfront starts at $500)
  • No cash management or savings account
  • No demo account to test the platform before investing
  • Fractional shares only available through dividend reinvestment, not initial purchases
  • Limited portfolio customization - model portfolios focused on ETFs and funds
  • No crypto investing
  • Company announced rebrand to Tandems in September 2025; long-term consumer product direction is uncertain
BUX

BUX

BUX is a Dutch mobile-first investing app offering commission-free Zero Orders on stocks and ETFs, fractional shares and recurring investment plans across eight European markets.

Visit BUX Read review

Your capital is at risk. Other fees apply.

SigFig

SigFig

SigFig is a US robo-advisor offering automated ETF portfolios, tax-loss harvesting, and free human advisor access, with no fee on the first $10,000 managed.

Visit SigFig Read review

Your capital is at risk. Other fees apply.

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