Vanguard vs AJ Bell vs Hargreaves Lansdown: Platform Showdown — If you’re investing in the UK, you’ll likely use one of three platforms: Vanguard, AJ Bell, or Hargreaves Lansdown. Each has clear strengths. The right choice depends on your style. Vanguard UK Strengths: Lowest platform fee: 0.15% capped at £375/year Industry-leading index funds at low …