What is a personal pension?
A personal pension is a private, defined contribution pension you set up yourself, independent of any employer. It is ideal for the self-employed, for topping up a workplace pension, or for consolidating old pots. The two broad types are SIPPs (Self-Invested Personal Pensions), which give you a wide choice of investments, and ready-made or stakeholder personal pensions, which offer a simpler, managed approach. The best one for you depends on how involved you want to be and the size of your pot.
The contenders compared
| Provider | Annual fee (2026) | Style | Best for |
|---|---|---|---|
| Vanguard | 0.15% (cap £375) | SIPP, limited fund range | Low-cost index investors |
| AJ Bell | 0.25% (shares cap £10/mth) | Full SIPP | Wide choice at low cost |
| Interactive Investor | £12.99/month flat | Full SIPP | Large pots (£50k+) |
| Hargreaves Lansdown | 0.45% funds | Full SIPP | Service and research |
| PensionBee | 0.50–0.95% | Managed, app-based | Hands-off savers |
| Nest | 1.8% on contributions + 0.3% AMC | Managed | Self-employed simplicity |
Fees are the biggest lever
Over a multi-decade pension, fees compound just as returns do. A 0.15% platform fee versus a 1% all-in cost can mean tens of thousands of pounds difference on a large pot. As a rule of thumb:
- For smaller pots (under roughly £50,000), a percentage fee like Vanguard's 0.15% is cheapest.
- For larger pots, a flat fee like Interactive Investor's £12.99/month wins because it does not scale with your balance.
- Managed app pensions (PensionBee) cost more but remove all the decisions — worth it if that is what keeps you saving.
How to choose
- Decide whether you want full control (SIPP) or a managed pension.
- Compare the all-in cost — platform fee plus fund charge — not just the headline.
- Check it accepts the contributions you need (personal, employer or transfers in).
- Pick a sensible default fund — a global index fund suits most people.
SIPP vs ready-made vs stakeholder
It helps to be clear on the three main flavours of personal pension. A SIPP gives the widest investment choice — funds, ETFs, individual shares and more — and suits anyone wanting control or planning to hold a low-cost global tracker. A ready-made personal pension (such as those from PensionBee, Nest or insurers like Aviva, Standard Life and Royal London) offers a small menu of managed funds matched to your risk appetite, ideal if you want someone else to make the investment decisions. A stakeholder pension is a simple, capped-charge product designed to be accessible, though its fee cap is now often beaten by modern low-cost SIPPs. For most engaged savers a SIPP wins; for the hands-off, a ready-made pension is the better fit.
How to switch or open one
Opening a personal pension is straightforward and usually takes minutes online. You will need your National Insurance number and bank details, after which you can set up regular contributions, make one-off payments, or transfer in old pensions. If you are switching providers to cut fees, most platforms handle the transfer for you electronically; just check the old plan for exit penalties or guaranteed annuity rates first, and never move a defined benefit pension without regulated advice. Once open, pick a sensible default investment — a single global index fund or a ready-made risk-rated portfolio works for most people — and then focus on contributing consistently and increasing payments as your income grows. The provider matters, but the saving habit matters more.
Verdict
For the majority of UK savers, a Vanguard SIPP is the best personal pension on pure cost, while AJ Bell offers more choice for a fraction more. If you have a large pot, switch the maths in your favour with Interactive Investor's flat fee. If you would rather not manage anything, PensionBee's app-based, fully managed pension is excellent value for the simplicity. The single most important decision is to choose a low-cost provider and start contributing consistently.
Related reading: best pension UK, best SIPP providers, and best pension for self-employed.