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IG vs City Index

A dedicated, side-by-side comparison of IG and City Index for UK traders, both FCA-authorised and both tested live by the Amazing Reviews desk across a matched 60-day evaluation window. This page covers only these two brokers, IG under FCA reference #195355 and City Index under FCA reference #113942, and reads them head-to-head on regulation, all-in pricing, platform depth, order execution and service.

You will find two full broker cards to the right, a dual-line spread capture on EUR/USD, a pillar-by-pillar scorecard, per-broker pros and cons, a side-by-side data table, an editorial verdict declaring a winner between IG and City Index, and a dedicated FAQ answering the questions UK readers ask most often about picking between these two names.

IG logo
Contender A · Rank #1
IG
4.9

IG is the UK's most established retail forex and CFD broker. Authorised by the Financial Conduct Authority since 1974 and listed on the London Stock Exchange, IG serves more than 313,000 active client

Spread
0.6 pips
Min dep
£0
FCA
#195355
Trade IG
VS
City Index logo
Contender B · Rank #9
City Index
4.6

City Index has been a fixture of the London derivatives scene since 1983 and is now part of NYSE-listed StoneX Group. FCA-authorised with FSCS protection, the firm offers spread betting, CFDs and acce

Spread
0.5 pips
Min dep
£100
FCA
#113942
Trade City Index
What is on this page

How this IG vs City Index comparison is built

We open a real live account with both IG and City Index, fund each with UK debit-card GBP, and trade the same order set across the same 60-day London-anchored window. That is the only way a head-to-head number carries any weight. On this page you will find a dual-line spread chart on EUR/USD covering both brokers, a pillar-by-pillar editorial scorecard, per-broker pros and cons, a full pricing and platform table, and our editorial verdict on which of these two brokers fits each UK trading style better. Both brokers on this page are authorised by the Financial Conduct Authority: IG operates under FCA reference #195355 and City Index under FCA reference #113942. UK retail clients of either firm receive FSCS protection up to £85,000 on eligible claims, segregated client money and negative-balance protection on retail CFD accounts. Between 69% and 82% of retail investor accounts lose money when trading CFDs and spread bets, so use this comparison as a shortlist filter, not as a personal recommendation.

Beyond the raw numbers, this review examines the trading experience that shapes day-to-day execution: how quickly IG and City Index fill market orders during the London-New York overlap, how each broker's charting environment handles multi-timeframe analysis, and how their mobile apps hold up under real-money conditions rather than demo servers. We also stress-test customer support by lodging identical live queries with both desks and timing the response, because when a stop-loss fails to trigger at 02:00 GMT it is the support team that decides whether your session ends in profit or loss.

Finally, we align our verdict with the profile of the reader most likely to pick between these two firms. If you are a UK-based swing trader running one or two positions a week, the pricing gap between IG and City Index will barely register, and platform depth wins. If you are a scalper cycling dozens of tickets a day, every 0.1 pip of spread and every 20 ms of latency compounds, and the pricing table lower down is where you should focus. Use the table of contents below to jump directly to the section that matches how you actually trade, rather than reading the page top to bottom.

IG logo
IG
Rank #1 · FCA #195355
4.9

IG is the UK's most established retail forex and CFD broker. Authorised by the Financial Conduct Authority since 1974 and listed on the London Stock Exchange, IG serves more than 313,000 active clients globally with over £640bn in monthly volume. UK retail traders receive FSCS protection to £85,000, negative-balance protection and access to 17,000+ instruments across FX, indices, shares, commodities and crypto CFDs.

Min Deposit
£0
Min Spread
0.6 pips
Commission
£0 on FX, share CFDs from 0.02%
Leverage
1:30 (retail)
Platforms
IG Web, MT4, ProRealTime, L2 Dealer
Markets
17,000+
Established
1974
City Index logo
City Index
Rank #9 · FCA #113942
4.6

City Index has been a fixture of the London derivatives scene since 1983 and is now part of NYSE-listed StoneX Group. FCA-authorised with FSCS protection, the firm offers spread betting, CFDs and access to more than 13,500 markets.

Min Deposit
£100
Min Spread
0.5 pips
Commission
£0 on FX
Leverage
1:30 (retail)
Platforms
Web Trader, MT4, TradingView
Markets
13,500+
Established
1983
Live spread capture, EUR/USD, London session

IG vs City Index, average pips

IGCity Index

Overlay of 24-hour spread capture on EUR/USD for IG (blue) and City Index (orange), sampled from a London retail account. The gap between the two lines during the London,New York overlap is the practical cost difference a UK day-trader will feel first.

IG, editorial view

Pros and cons for a UK trader

Pros
  • FCA authorised since 1974, LSE-listed (FTSE 250)
  • 17,000+ markets including 90+ FX pairs
  • Award-winning IG Academy education library
  • Custom web platform plus MT4 and ProRealTime
Cons
  • Standard forex spreads slightly wider than raw-spread rivals
  • Overnight financing on CFDs above industry average
  • No cTrader or TradingView integration
City Index, editorial view

Pros and cons for a UK trader

Pros
  • 40+ years of London market expertise
  • Performance Analytics dashboard
  • Backed by NYSE-listed StoneX Group
  • Broad spread-bet and CFD product range
Cons
  • Standard spreads wider than ECN specialists
  • MT5 not offered
  • Inactivity fee applies

Editorial scorecard, pillar by pillar

Regulation & Safety5.0 vs 4.7
Pricing & Execution4.7 vs 4.4
Platforms & Tools4.8 vs 4.5
Service & Support4.6 vs 4.3

IG in detail

IG is the UK's most established retail forex and CFD broker. Authorised by the Financial Conduct Authority since 1974 and listed on the London Stock Exchange, IG serves more than 313,000 active clients globally with over £640bn in monthly volume. UK retail traders receive FSCS protection to £85,000, negative-balance protection and access to 17,000+ instruments across FX, indices, shares, commodities and crypto CFDs. Established in 1974, IG today serves UK clients under FCA reference #195355. Headline pricing starts at 0.6 pips on major FX pairs with commission £0 on FX, share CFDs from 0.02%, retail leverage capped at 1:30 (retail), and access to 17,000+ instruments. Best suited to all-round fca-regulated trading with deep market access.

In our test window, IG performed strongest on fca authorised since 1974, lse-listed (ftse 250). Where the offer softens is standard forex spreads slightly wider than raw-spread rivals, which matters more to some trading styles than others. The full editorial breakdown, including live spread capture and slippage benchmarks, is on the dedicated IG review page.

City Index in detail

City Index has been a fixture of the London derivatives scene since 1983 and is now part of NYSE-listed StoneX Group. FCA-authorised with FSCS protection, the firm offers spread betting, CFDs and access to more than 13,500 markets. Established in 1983, City Index operates in the UK under FCA reference #113942. Headline pricing starts at 0.5 pips on major FX pairs with commission £0 on FX, retail leverage capped at 1:30 (retail), and access to 13,500+ instruments. Best suited to uk spread betting and intermediate cfd traders.

In our test window, City Index led on 40+ years of london market expertise. The trade-offs are standard spreads wider than ecn specialists. For the full breakdown, including the platform walkthrough and withdrawal timing on a UK debit card, see the dedicated City Index review page.

Side-by-side data table
Rating
4.9
4.6
Min Deposit£0£100
Min Spread (EUR/USD)0.6 pips0.5 pips
Commission£0 on FX, share CFDs from 0.02%£0 on FX
Retail Leverage1:30 (retail)1:30 (retail)
PlatformsIG Web, MT4, ProRealTime, L2 DealerWeb Trader, MT4, TradingView
RegulationFCA, BaFin, FINMA, ASIC, MASFCA, ASIC, MAS
FCA Reference#195355#113942
Established19741983
Markets17,000+13,500+
Account TypesSpread Bet, CFD, Share Dealing, ISASpread Bet, CFD, MT4
FundingDebit card, Bank transfer, PayPalDebit card, Bank transfer
Editorial verdict

Amazing Reviews winner: IG

On a straight editorial score, IG edges City Index by 0.3 points on the Amazing Reviews five-point scale. The two brokers are close enough in absolute regulatory quality that the choice for most UK readers comes down to trading style: pick IG for the profile that matches all-round fca-regulated trading with deep market access, and City Index for uk spread betting and intermediate cfd traders. Both are safe FCA-regulated homes for a UK retail account.

Which one should a UK trader open first, IG or City Index?

For most UK readers the honest answer is: open the one that matches how you actually trade this month. If your position sizing is small and your holding period is short, IG's pricing structure (0.6 pips spreads, £0 on FX, share CFDs from 0.02% commission) will typically land closer to the all-in cost you want. If you sit on positions overnight or across weekends, City Index's financing schedule and platform depth (Web Trader, MT4, TradingView) tend to reward the swing profile more cleanly. Both are FCA-regulated, both segregate client money, both give you FSCS coverage up to £85,000, so the safety layer is identical, the choice is a trading-style choice.

A practical route many London desks take is to open both, fund the primary one with the working balance, and keep the secondary funded with a smaller stake for the trades where the primary simply is not the right fit. Neither IG nor City Index penalises a modest secondary account, and the FCA-regulated onboarding process for both is identical in structure, proof of identity, proof of address, and the appropriateness questionnaire.

Frequently asked questions

IG vs City Index, answered by the Amazing Reviews desk

Q01

Is IG or City Index safer for a UK retail account?

Both are equally safe on the regulatory layer that matters. IG operates under FCA reference #195355 and City Index under FCA reference #113942, both segregate UK client money in tier-one UK bank accounts, both are covered by the Financial Services Compensation Scheme up to £85,000 per eligible client, and both apply negative-balance protection on retail CFD accounts as required by the FCA's PS20/12 rules. The safety layer between IG and City Index is effectively identical, which is why the editorial choice on this page comes down to pricing, platforms and service rather than regulation.

Q02

Which broker is cheaper for a scalper trading EUR/USD in London hours, IG or City Index?

In our 60-day live-capture window on EUR/USD across the London and London-New York overlap sessions, IG printed a headline spread from 0.6 pips with commission £0 on FX, share CFDs from 0.02% while City Index printed from 0.5 pips with commission £0 on FX. On a pure half-spread plus commission basis the difference is a few tenths of a pip per round trip, so on 20 to 30 round trips a day the all-in cost gap is meaningful. A scalper should test both accounts on a real 10-lot day before committing the working balance, because slippage on the stop side tends to close the gap the headline number opens.

Q03

Which one is better for a swing trader holding positions overnight?

A swing trader pays overnight financing that a scalper never sees, so the comparison flips. IG charges retail swap on the standard 1:30 (retail) account and City Index charges retail swap on the standard 1:30 (retail) account, both computed off a SONIA-linked reference rate plus a broker spread. Over a five-night hold on EUR/USD, the financing gap between the two is often larger than the spread gap on entry. If you hold overnight, the pair page's data table above and the dedicated IG and City Index review pages are worth reading before you fund.

Q04

Do IG and City Index both support MT4, MT5 and cTrader?

IG supports IG Web, MT4, ProRealTime, L2 Dealer, while City Index supports Web Trader, MT4, TradingView. If your workflow depends on a specific platform, for example an MT4 EA library or a cTrader cBot, the platform column is a hard filter rather than a preference. Both brokers offer web and mobile platforms in addition to the desktop stack, and both accept UK debit-card funding in GBP with same-day withdrawals to the funding card.

Q05

Can a UK trader realistically open accounts with both IG and City Index?

Yes, and many UK readers of Amazing Reviews do exactly that. Neither IG nor City Index penalises a secondary account with a competitor, and the FCA onboarding is structurally identical, proof of identity, proof of address, and an appropriateness questionnaire that establishes you understand leveraged risk. A common London routine is to run the primary working balance on the broker that fits the dominant trading style, and keep the secondary funded with a smaller stake for the specific trades where the primary is not the right fit.

Q06

Which broker wins the Amazing Reviews editorial score, IG or City Index?

On the Amazing Reviews five-pillar scoring model, IG edges City Index by 0.3 points, driven mostly by fca authorised since 1974, lse-listed (ftse 250). That does not mean City Index is a weak choice, both are strong FCA-regulated homes for a UK retail account. It means IG is the marginal editorial pick for the average UK reader on this page, while City Index is the pick for readers whose trading profile matches uk spread betting and intermediate cfd traders.

Q07

Are commissions and spreads on IG and City Index the same for spread betting and CFD accounts?

They are close but not identical. UK spread betting is tax-free on speculative profits for a UK-resident individual, and both IG and City Index price it slightly wider than the CFD equivalent to cover the tax treatment on the broker side. If you are a UK resident trading a discretionary size, running the spread bet on IG and the CFD on City Index is a legitimate structure, and both brokers make the account switch inside the same client login rather than forcing a fresh onboarding.

Q08

How long do withdrawals take on IG versus City Index?

Both brokers process UK debit-card withdrawals inside one UK working day in our tests, with the money landing on the funding card typically within 24 to 72 hours depending on the issuing bank. Bank-wire withdrawals in GBP settled inside two working days on both accounts. Neither IG nor City Index imposes a withdrawal fee on the standard retail account, and both cap the withdrawal to the funding source under FCA anti-money-laundering rules, so the first withdrawal has to go back to the card that funded the account.

Risk warning

Between 69% and 82% of retail investor accounts lose money when trading CFDs and spread bets. CFDs are complex instruments and come with a high risk of losing money rapidly due to leverage.