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Best SIPP Providers UK 2026

8 minute read  ·  Updated February 2026

A SIPP gives you full control over your pension investments — choosing your own funds, ETFs and shares rather than being limited to a workplace scheme's defaults. Whether you're self-employed, consolidating old pots, or simply want more control, choosing the right provider matters. This guide compares the best SIPP providers in the UK for 2026.

📊 Model your SIPP at retirement Use our pension calculator, select "Personal (SIPP)" and see your projected pot with tax relief — then use this guide to choose where to open it.

Best SIPP Providers UK 2026

ProviderAnnual feeInvestment choiceBest forOpen account
Hargreaves Lansdown
★★★★★
0.45% (max £200/yr)2,500+ funds, shares, ETFs, trustsWidest choice, established platformOpen SIPP →
AJ Bell
★★★★★
0.25% (max £3.50/mo)Large — funds, ETFs, sharesLow cost with flexibilityOpen SIPP →
Vanguard
★★★★☆
0.15% (max £375/yr)Vanguard funds and ETFs onlyIndex fund investors, minimum feesOpen SIPP →
PensionBee
★★★★☆
0.50–0.95%Ready-made plans (tracker, fossil-free)Pension consolidation, simplicityOpen SIPP →
Nutmeg
★★★★☆
0.75% managed / 0.45% fixedReady-made portfoliosHands-off managed approachOpen SIPP →

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SIPP vs Workplace Pension

A SIPP gives more control and often lower fees than a default workplace pension — but you lose employer contributions if you move away from your workplace scheme. Never leave employer contributions unclaimed. A SIPP makes most sense for the self-employed, those consolidating old pots, or investors wanting to pick their own funds. Full guide: UK Pension Guide: Tax Relief and Employer Matching.

How to Consolidate Old Pensions into a SIPP

PensionBee specialises in this — their service tracks down old workplace pots and transfers them automatically. Before consolidating, always check whether any old pension has a guaranteed annuity rate or other valuable protected benefits that would be lost on transfer. Full guide: What Happens to My Pension When I Change Jobs?

⚠️ Defined benefit pension warning If any old pension is a defined benefit (final salary) scheme worth over £30,000, you must get FCA-regulated advice before transferring. These provide guaranteed income and are usually worth keeping.
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What Is a SIPP and Who Needs One?

A Self-Invested Personal Pension (SIPP) is a pension wrapper that gives you control over your own investment choices — unlike a workplace pension where the scheme offers a limited default fund range. Inside a SIPP you can typically invest in thousands of funds, ETFs, shares, investment trusts and bonds.

SIPPs make sense for four main groups of people. First, the self-employed — who have no workplace scheme and need to arrange their own pension. Second, people consolidating old pensions from multiple previous employers into one manageable pot. Third, higher earners who have maxed out their workplace pension contributions and want an additional vehicle with more investment flexibility. Fourth, anyone approaching retirement who wants more control over how they draw down their pension income.

One thing SIPPs share with all registered pensions: the tax relief. Every £100 you contribute costs a basic rate taxpayer £80 out of take-home pay. A higher rate taxpayer can claim an additional £20 back through self-assessment, making every £100 pension contribution effectively cost £60. That tax relief applies regardless of which SIPP provider you use — it is not a provider benefit, it is a government benefit on all registered pensions.

How Each Provider Compares in Detail

Hargreaves Lansdown — Best for choice and service

HL is the UK's most popular SIPP provider for good reason. Over 4,000 funds plus shares, ETFs and investment trusts. Excellent customer service by phone and online. The app and research tools are among the best available. The fee of 0.45% (capped at £200 per year for shares) becomes more competitive at larger pot sizes. The main criticism is cost — for a straightforward index fund SIPP, you are paying a premium for choice and service you may not use.

AJ Bell — Best balance of cost and flexibility

AJ Bell charges 0.25% (capped at £3.50 per month for funds) and gives access to a wide fund range including third-party funds, shares and ETFs. Well-regarded for its SIPP specifically, with competitive drawdown options as you approach retirement. The platform is straightforward and the app is solid. A good middle ground between HL's premium service and Vanguard's low-cost simplicity.

Vanguard — Best for low-cost index investors

At 0.15% (capped at £375 per year) Vanguard offers some of the lowest SIPP fees available. The limitation is that you can only invest in Vanguard's own funds — no third-party access. For most long-term investors following an index fund strategy, this is no limitation at all. Vanguard's LifeStrategy and Target Retirement funds are among the most popular pension investments in the UK for exactly this reason.

Interactive Investor — Best for flat-fee at larger pot sizes

Interactive Investor charges a flat monthly fee (£12.99/month for the Pension Essentials plan) rather than a percentage. This makes it very cost-effective for larger pots — on a £200,000 SIPP, 0.25% costs £500 per year while £12.99/month costs £155.88 per year. The fund range is excellent and the platform is well established. Less competitive for smaller pots where the flat fee represents a high percentage of the portfolio.

The 20-Year Fee Comparison

On £500/month contributions at 7% annual growth over 20 years, the pot grows to roughly £260,000. Here is what different fee structures cost:

ProviderAnnual fee (£260k pot)Pot at 20 yearsLost to fees
Vanguard (0.15%)£375 (capped)~£253,000~£7,000
AJ Bell (0.25%)£650~£249,000~£11,000
Hargreaves Lansdown (0.45%)£200 (capped on shares)~£242,000~£18,000
Interactive Investor (flat £155/yr)£155~£255,000~£5,000

Consolidating Old Pensions into a SIPP

If you have worked for multiple employers, you likely have several old workplace pensions sitting with providers you barely remember. Consolidating them into a single SIPP has three advantages: you can see your total retirement savings in one place, you can invest them in a fund strategy of your choosing rather than a default fund, and you may reduce the total fees you are paying across multiple small pots.

Before consolidating, check two things. First, whether any old pension has a guaranteed annuity rate or defined benefit element — these are valuable and should not be transferred without specialist advice. Second, whether any exit fees apply. Most modern workplace pensions have no exit penalties, but older schemes sometimes do.

What is the best SIPP for a self-employed person? +
AJ Bell and Vanguard are both excellent for self-employed people. AJ Bell gives flexibility in contribution amounts with no minimum, a wide fund range, and competitive fees. Vanguard suits those who want the simplest possible low-cost index fund pension. See our dedicated SIPP for self-employed guide for more detail.
Can I have a SIPP and a workplace pension at the same time? +
Yes — contributions to both count toward your £60,000 annual allowance. Many people open a SIPP specifically to consolidate old workplace pensions from previous employers while continuing to contribute to their current employer's scheme.
When can I access my SIPP? +
From age 55, rising to 57 in 2028. You can take 25% as a tax-free lump sum (up to a lifetime maximum of £268,275) and draw the rest as taxable income through drawdown or an annuity.
How much tax relief do I get on SIPP contributions? +
Basic rate taxpayers get 20% tax relief — every £80 you contribute becomes £100 in your pension. Higher rate taxpayers can claim an additional 20% back through self-assessment, making every £100 effectively cost £60. Additional rate taxpayers can claim 45% total relief.

📋 SIPP Verdict 2026

Lowest fees: Vanguard. Best all-rounder: AJ Bell. Best for consolidation: PensionBee. Most comprehensive: Hargreaves Lansdown.

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