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Compare Forex Brokers UK

Best Index CFD Brokers in the UK (2026)

IG Markets ranks first for index CFDs in the UK on FTSE 100 and US 500 cost and the depth of its index range. CMC Markets is second on wide index and sector coverage, Pepperstone runs close on raw pricing, and XTB carries one of the largest index and ETF CFD ranges in the set. The FCA caps major-index leverage at 20:1 and non-major indices at 10:1.

Justin Grossbard, Co-Founder of CompareForexBrokers Written by Justin Grossbard Fact-checked by David Levy Last updated:

Risk warning: CFDs are complex instruments and come with a high risk of losing money rapidly due to leverage. The majority of retail investor accounts lose money when trading CFDs. You should consider whether you understand how CFDs work and whether you can afford to take the high risk of losing your money. This page is general information, not financial advice. Advertiser disclosure.

IG Markets and CMC Markets lead index CFD brokers for UK traders on FTSE 100 and US 500 cost, with Pepperstone close behind on raw pricing. Major equity indices carry a 20:1 FCA retail leverage cap and non-major indices 10:1. Every broker below is FCA-regulated with FSCS cover.

Which broker is best for index CFDs in the UK?

IG Markets is the best index CFD broker in the UK, with FTSE 100 spreads from 1 point advertised across the deepest index range here. CMC Markets follows on its wide index and sector menu, and Pepperstone prices the US 500 from 0.4 points with no commission. Major-index retail leverage is capped at 20:1.

Our seven picks for index CFDs, ranked:

  1. IG Markets: FTSE 100 from 1 point advertised, deepest range.
  2. CMC Markets: US 500 from 0.5 points, wide sector menu.
  3. Pepperstone: US 500 from 0.4 points, no commission.
  4. XTB: major and minor indices plus ETFs on xStation.
  5. Vantage: raw index pricing on the majors.
  6. Eightcap: raw index pricing, traded from TradingView.
  7. Forex.com: FTSE 100 from 1 point, spread-only.

The order reflects index-CFD cost and range, not each broker’s overall score.

How we ranked: advertised FTSE 100 and US 500 pricing, cash and futures coverage and index range per FCA broker.Full methodology ↓

The cost that matters is the GBP-per-point spread on the indices you trade, usually the FTSE 100, US 500 and Germany 40. Several brokers charge no separate commission on index CFDs, so the spread carries the cost. Figures are advertised minimum spreads in points from each broker’s own site (see how we rate brokers). Major indices carry a 20:1 FCA cap, so a £10,000 position needs £500 of margin, which the forex margin calculator returns for any index or cap.

Compare fees across 7 FCA-regulated brokers, ordered by our ranking. Select a column header to re-sort. Select a broker's + for FCA and review details.How we rank
RankBrokerIndex rangeFTSE 100 (points)US 500 (points)Germany 40 (points)Visit brokerMore details
1IG Markets logoIG Markets#1 Top index CFD pickFTSE 100, US 500, Germany 40, globalfrom 1from 0.4from 1.2Visit IG Markets
Cost basis
Spread-only
Regulation
FCA: IG Markets Limited (FRN 195355)FCA-regulated, FSCS protected
2CMC Markets logoCMC MarketsWide index and sector rangefrom 1from 0.5from 1.2Visit CMC Markets
Cost basis
Zero-commission market-maker
Regulation
FCA: CMC Markets UK plc (FRN 173730)FCA-regulated, FSCS protected
3Pepperstone logoPepperstoneMajor global indices-from 0.4-Visit Pepperstone
Cost basis
Spread-only, no commission
Regulation
FCA: Pepperstone Limited (FRN 684312)FCA-regulated, FSCS protected
4XTB logoXTBMajor and minor indices, ETFsfrom 1.4from 0.4from 0.9Visit XTB
Cost basis
Spread-only, xStation
Regulation
FCA: XTB Limited (FRN 522157)FCA-regulated, FSCS protected
5Vantage logoVantageMajor global indices---Visit Vantage
Cost basis
Raw pricing
Regulation
FCA: Vantage Global Prime LLP (FRN 590299)FCA-regulated, FSCS protected
6Eightcap logoEightcapMajor global indicessee note-from 1.5Visit Eightcap
Cost basis
Raw pricing, TradingView
Regulation
FCA: Eightcap Group Ltd (FRN 921296)FCA-regulated, FSCS protected
7Forex.com logoForex.comMajor global indicesfrom 1from 0.4from 1Visit Forex.com
Cost basis
Spread-only
Regulation
FCA: StoneX Financial Ltd (FRN 446717)FCA-regulated, FSCS protected

A dash means we could not confirm an advertised minimum on the broker’s UK site. Eightcap advertises its UK100 minimum as “from 12” in the units shown on its own indices page, which are not directly comparable to the point figures above.

Advertised minimum index spreads from each broker’s UK site, captured 10 July 2026. Minimums apply in liquid hours; spreads widen outside them. Re-verify on the broker’s current UK disclosure before relying on any figure.

All seven brokers are FCA-authorised with FSCS cover up to £85,000 per eligible person and Financial Ombudsman Service access. All apply the FCA’s PS19/18 caps: 20:1 on major indices, 10:1 on non-major and sector indices, with negative balance protection and a 50% margin close-out.

The index spreads above are a desk-based assessment of each broker’s advertised UK pricing, not spreads we captured on a live account. Every FCA broker here is also assessed on demo and live accounts under our published process; the all-in test that adds any commission back to the spread is set out in the lowest spread brokers guide.

1. IG Markets: deepest index range at 1-point FTSE spreads

🏆 Deepest Index Range
97/100 Index CFD Fit Score
80/100i #9 of 27 Overall 2026 Score

IG Markets review

CFDs carry high risk. Retail leverage is FCA-capped.

Average spread
1.13 pips avg, IG Trading (spread-only), tested July 2026
Trading platforms
IG platform, MT4, ProRealTime
Minimum deposit
None published
Regulation
IG Markets Limited (FRN 195355)

Standout: the deepest index and sector menu here, quoted spread-only with near-24-hour weekday dealing on the majors.

Why higher here? Index CFD Fit weights index range and index pricing, which lifts IG Markets above its #9 sitewide position. See the ranking method ↓

Why we recommend IG Markets

IG Markets Limited advertises the joint-tightest FTSE 100 spread in this set, from 1 point, across the deepest index menu: majors, minors and sector indices in cash and futures form. Spread-only pricing keeps the maths simple, with no separate commission on index CFDs. Our UK review scored it 80 out of 100.

The trade-off is FX pricing that raw-account rivals beat and a platform set without MT5 or cTrader. Index-first traders who value range and a long FCA record, trading since 1974, will not mind. Confirm the current account minimum on IG's UK site before funding.

Pros & cons
  • FTSE 100 from 1 point (advertised)
  • Deepest index and sector range in the set
  • Cash and futures index forms
  • Spread-only pricing rather than a raw account
  • No MT5 or cTrader
  • Advertised minimums apply only in liquid hours

2. CMC Markets: widest index and sector menu

🏆 Widest Index And Sector Menu
95/100 Index CFD Fit Score
82/100i #6 of 27 Overall 2026 Score

CMC Markets review

CFDs carry high risk. Retail leverage is FCA-capped.

Average spread
0.65 pips avg, FX Active (raw), tested July 2026
Trading platforms
Next Generation, MT4
Minimum deposit
£0
Regulation
CMC Markets UK plc (FRN 173730)

Standout: one of the widest index and sector CFD menus here on the proprietary Next Generation platform.

Why higher here? Index CFD Fit weights index range and index pricing, which lifts CMC Markets above its #6 sitewide position. See the ranking method ↓

Why we recommend CMC Markets

CMC Markets UK plc lists one of the widest index and sector CFD ranges in this set on its Next Generation platform, spread-only with no separate commission on index CFDs. The firm has traded since 1989 and its parent is listed on the London Stock Exchange. Our UK review scored it 82 out of 100.

The market-maker spread carries the whole cost, and its advertised US 500 minimum of 0.5 points sits just behind the 0.4-point brokers. For traders who value one deep multi-asset platform over the last fraction of a point, CMC is the stronger fit.

Pros & cons
  • Wide index and sector CFD range
  • Strong proprietary charting
  • LSE-listed parent as a structural signal
  • Market-maker spread carries the cost
  • US 500 from 0.5 sits behind the 0.4-point brokers
  • No MT5 or cTrader

3. Pepperstone: US 500 from 0.4 points on four platforms

🏆 US 500 From 0.4 Points
93/100 Index CFD Fit Score
90/100i #1 of 27 Overall 2026 Score

Pepperstone review

CFDs carry high risk. Retail leverage is FCA-capped.

Average spread
0.1 pips avg, Razor (raw), tested July 2026
Trading platforms
MT4, MT5, cTrader, TradingView
Minimum deposit
£10
Regulation
Pepperstone Limited (FRN 684312)

Standout: index CFDs with no separate commission across MT4, MT5, cTrader and TradingView.

Why we recommend Pepperstone

Pepperstone Limited pairs raw index pricing with the widest platform choice here, running MT4, MT5, cTrader and TradingView on one FCA account. Its advertised US 500 spread starts from 0.4 points with no separate commission on index CFDs. Our UK review scored it 90 out of 100, the highest in this set.

It publishes no advertised FTSE 100 or Germany 40 minimum, quoting those live in-platform, and its index menu is narrower than IG's or CMC's. Traders who want raw pricing and platform choice over the deepest index range will find it hard to beat.

Pros & cons
  • US 500 from 0.4 points (advertised)
  • No separate commission on index CFDs
  • Four platforms on one account
  • No advertised FTSE 100 or Germany 40 minimum, quoted live in-platform
  • Narrower index menu than IG or CMC
  • Raw pricing suits active traders more than occasional ones

4. XTB: index and ETF breadth on xStation

🏆 Index And ETF Breadth
91/100 Index CFD Fit Score
77/100i #14 of 27 Overall 2026 Score

XTB review

CFDs carry high risk. Retail leverage is FCA-capped.

Average spread
0.92 pips avg, Standard (spread-only), tested July 2026
Trading platforms
xStation 5
Minimum deposit
£0
Regulation
XTB Limited (FRN 522157)

Standout: the tightest advertised Germany 40 spread here, from 0.9 points, with ETF CFDs alongside indices.

Why higher here? Index CFD Fit weights index range and index pricing, which lifts XTB above its #14 sitewide position. See the ranking method ↓

Why we recommend XTB

XTB Limited runs everything through xStation 5 and lists one of the larger index and ETF CFD ranges of the FCA set. Its advertised Germany 40 minimum, from 0.9 points, is the tightest here, and its US 500 matches the 0.4-point leaders. Our UK review scored it 77 out of 100.

The trade-offs are an advertised FTSE 100 minimum of 1.4 points, the widest in this table, and no MetaTrader support. For traders happy on a single strong proprietary platform, the index and ETF breadth is the draw.

Pros & cons
  • Germany 40 from 0.9 points, tightest advertised here
  • ETF CFDs alongside indices
  • US 500 from 0.4 points (advertised)
  • FTSE 100 from 1.4 points is the widest advertised figure in the set
  • No MetaTrader or cTrader
  • Single-platform lock-in on xStation

5. Vantage: raw index pricing on the majors

🏆 Raw Pricing On Major Indices
89/100 Index CFD Fit Score
82/100i #8 of 27 Overall 2026 Score

Vantage review

CFDs carry high risk. Retail leverage is FCA-capped.

Average spread
0.08 pips avg, Raw ECN, tested July 2026
Trading platforms
MT4, MT5, TradingView, proprietary
Minimum deposit
£50
Regulation
Vantage Global Prime LLP (FRN 590299)

Standout: a raw-account structure on the major global indices across MT4, MT5 and TradingView.

Why higher here? Index CFD Fit weights index range and index pricing, which lifts Vantage above its #8 sitewide position. See the ranking method ↓

Why we recommend Vantage

Vantage Global Prime LLP offers a raw-account structure on the major global indices across MT4, MT5, TradingView and its own platform. Our UK review scored it 82 out of 100.

It publishes no advertised index minimum, quoting spreads live in-platform, so it cannot be benchmarked from a static disclosure the way IG or XTB can. Our tested capture covers Vantage's FX pairs, not its indices, so check the live in-platform spread on the index you trade before relying on the raw-pricing claim.

Pros & cons
  • Raw-account pricing on the major indices
  • MT4, MT5 and TradingView on one account
  • Scored 82 in our UK review
  • Publishes no advertised index minimum to benchmark
  • Index menu narrower than IG or CMC
  • No tested index capture; index spreads are quoted live in-platform

6. Eightcap: raw index pricing on TradingView

🏆 Raw Index Pricing On TradingView
87/100 Index CFD Fit Score
72/100i #20 of 27 Overall 2026 Score

Eightcap review

CFDs carry high risk. Retail leverage is FCA-capped.

Average spread
0.1 pips avg, Raw, tested July 2026
Trading platforms
TradingView
Minimum deposit
£100
Regulation
Eightcap Group Ltd (FRN 921296)

Standout: an advertised Germany 40 minimum from 1.5 points on its raw account, traded from TradingView charts.

Why higher here? Index CFD Fit weights index range and index pricing, which lifts Eightcap above its #20 sitewide position. See the ranking method ↓

Why we recommend Eightcap

Eightcap Group Ltd offers raw-account index pricing with an advertised Germany 40 minimum from 1.5 points. TradingView is the only platform it markets to UK clients, so the raw account and the charts are the same decision here rather than two. Our UK review scored it 72 out of 100.

Its UK100 figure is quoted in the units shown on its own indices page, which are not directly comparable to the point spreads in the table above, and it publishes no US 500 minimum. Confirm the quoting unit and current spreads on Eightcap's UK site before relying on either.

Pros & cons
  • Germany 40 from 1.5 points (advertised)
  • Raw-account pricing, traded from TradingView
  • Scored 72 in our UK review
  • Quotes its UK100 minimum in units not comparable to the point figures here
  • No advertised US 500 minimum published
  • Index menu narrower than IG or CMC

7. Forex.com: spread-only match for the majors

🏆 Spread-only Match For The Majors
85/100 Index CFD Fit Score
83/100i #5 of 27 Overall 2026 Score

Forex.com review

CFDs carry high risk. Retail leverage is FCA-capped.

Average spread
1 pips avg, UK Standard (spread-only), tested July 2026
Trading platforms
MT4, TradingView, proprietary
Minimum deposit
£100
Regulation
StoneX Financial Ltd (FRN 446717)

Standout: advertised FTSE 100 and US 500 minimums that match IG's on a simpler spread-only account.

Why we recommend Forex.com

Forex.com, a trading name of StoneX Financial Ltd, matches IG's advertised FTSE 100 and US 500 minimums, from 1 point and 0.4 points, on a simpler spread-only account across MT4, TradingView and its own software. Our UK review scored it 83 out of 100.

Its index menu is narrower than IG's or CMC's, and it is the same FCA firm as City Index, StoneX Financial Ltd, so running an account with both spreads nothing at all. For a spread-only match on the majors, it does the job.

Pros & cons
  • FTSE 100 from 1 point (advertised)
  • US 500 from 0.4 points, matching the leaders
  • MT4 and TradingView on one account
  • Narrower index menu than IG or CMC
  • Sits within the same StoneX group as City Index, so splitting between the two adds little diversification
  • Spread-only rather than a raw account

What an index CFD tracks

An index CFD tracks the price of a stock index, such as the FTSE 100 or US 500, without owning the underlying shares. It gives leveraged exposure to the index level, so a position profits or loses as the index rises or falls. Index CFDs let a trader take a view on a whole market in one position, rather than buying each constituent share. Index levels also respond to central-bank policy, so how interest rates affect forex shapes where an index trades.

Index CFD composition: many constituent companies aggregate into one index value that a single CFD tracks
One contract carries exposure to the whole basket, which is why index CFDs suit macro views.

Cash vs futures index CFDs

Index CFDs come in two forms. A cash or spot index CFD tracks the current index level and carries an overnight financing charge on positions held past the daily cut-off. The futures form tracks a dated futures contract, has no daily financing charge but a wider spread, and expires on a set date. Short-term traders usually prefer cash indices for the tighter spread; position traders often prefer futures to avoid nightly financing.

FCA leverage caps on index CFDs

The FCA splits index CFDs into two retail leverage bands under PS19/18. Major equity indices, including the FTSE 100, US 500, Germany 40 and US Tech 100, are capped at 20:1, so margin of £1,000 controls up to £20,000 of exposure. Non-major and sector indices are capped at 10:1. The FCA’s Handbook list of major indices under PS19/18, not a broker’s marketing, governs which cap applies. Negative balance protection and the 50% margin close-out rule apply to all retail index positions. For the mechanics behind those margin multiples, see what is leverage.

Tickmill is a further in-set option for index CFDs on a low commission; see the Tickmill review.

Different traders rank on different things. Start from the factor that decides it for you.

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Start with the overall ranking

Our main UK list scores every FCA-regulated broker on cost and execution.

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What you trade decides it

Each market carries its own FCA leverage cap, so the by-asset pages rank brokers per instrument.

Pound coin icon for pricing full trading costs

Cost decides it

The same trade costs different amounts on different account types. These lists rank on the all-in figure.

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The platform decides it

Pick your trading software first, then compare the brokers that carry it.

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FAQs

Is IG Markets the best index CFD broker in the UK?
Yes. IG leads on FTSE 100 and US 500 cost among FCA brokers, with CMC Markets close behind and Pepperstone close on raw pricing. All are FCA-regulated with FSCS cover and capped at 20:1 on major indices.
What leverage applies to index CFDs in the UK?
Major indices like the FTSE 100 and US 500 are capped at 20:1 for retail clients; non-major and sector indices are capped at 10:1. The FCA sets which indices count as major.
What is the difference between cash and futures index CFDs?
A cash index CFD tracks the live level and accrues daily financing; a futures index CFD fixes the price to an expiry date, skips daily financing, and typically quotes a wider spread.
Can I trade the FTSE 100 24 hours a day?
No, not around the clock. Major brokers quote the FTSE 100 outside London hours around the underlying futures, often close to 24 hours on weekdays. Spreads widen when the cash market is shut.
Are index CFD profits taxed in the UK?
Yes. Index CFD gains fall within Capital Gains Tax for UK residents, and losses can offset gains. No stamp duty applies. Tax depends on individual circumstances, and we are not licensed to give tax advice.
What is the cheapest index to trade?
Usually the US 500. Four brokers here advertise it from 0.4 points on their own sites. The FTSE 100 starts from 1 point and the Germany 40 from 0.9 points on advertised minimums.

About the author

Justin Grossbard, Co-Founder of CompareForexBrokers

Justin Grossbard

Justin Grossbard is the co-founder and CEO at CompareForexBrokers. He has traded forex since 1998, leads UK broker research and has personally reviewed every FCA-regulated broker on this site. His work has appeared in Forbes, Kiplinger and Finance Magnates, and he holds a Bachelor of Commerce (Honours) and a Master of Marketing.

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