IG vs Interactive Brokers for Australian Traders (2026)

When comparing trading costs for Australian traders, IG typically wins on transparent, commission-free CFD pricing. IG's variable spreads on AUD/USD start from 0.6 pips and on the ASX200 from 1 point, which is favourable without needing a high volume to access better rates. Interactive Brokers offers raw interbank spreads but charges a separate commission per traded lot, which can become cheaper at scale yet is harder to predict for smaller retail accounts. For Australian clients who trade casually or moderately, IG's all-inclusive spreads are generally more cost-effective. But if you are an experienced high-volume trader executing thousands of lots monthly, IBKR's tiered commission structure could shave tens of basis points off your total trading costs. Be sure to factor in overnight swap rates and rollover charges — both brokers apply these, and they fluctuate with AUD interest rates.

IG has spent years refining its browser and mobile platforms for Australian CFD traders, offering clean charts, risk-management tools, and integrated news feeds that make it enjoyable to trade ASX200, forex, and commodities. Interactive Brokers, in contrast, provides Trader Workstation (TWS), a dense and powerful desktop platform designed for institutional professionals. Australian traders who want speed of execution and deep customisation may appreciate TWS, but its cluttered interface and steep learning curve can frustrate traders who just want to execute a quick trade. IG's platform also supports ProRealTime for advanced charting and has a dedicated Australian version with ASX stocks, ETFs, and CFD products. IBKR's mobile app is solid but fewer retail-friendly features, while IG's mobile app is consistently ranked among the best in the Asia-Pacific region.

Execution quality is outstanding at both brokers, but in different ways. IG uses a hybrid model with market makers and liquidity providers, offering extremely fast execution on Australian CFDs — typically under 30 milliseconds — with no requotes on most major instruments during standard volatile periods. Interactive Brokers leverages smart order routing across multiple exchanges and dark pools, which can achieve even better price or depth for large orders on global markets and shares. For forex and CFD traders in Australia, IG's dealing desk execution is more consistent due to local liquidity aggregation. IBKR's execution shines for equities and exchange-traded derivatives. Experienced traders who need exact fill transparency may prefer IBKR, but IG's execution is simpler and more efficient for the average Aussie CFD trader.

Both IG and Interactive Brokers are regulated by ASIC, which is critical for Australian traders because it means strict adherence to the Corporations Act, client money segregation, and participation in the Australian Financial Complaints Authority (AFCA). IG Australia holds an AFS licence and is also regulated in the UK by the FCA, giving you an extra layer of oversight. Interactive Brokers Australia also holds an AFS licence and is part of the global IBKR group, subject to additional regulation in the US and Europe. For Australian traders, this shared ASIC supervision means both brokers must provide quarterly financial reports, negative balance protection for retail clients, and strong dispute resolution processes. One difference is that IG's local entity is solely focused on the Australian retail segment, while IBKR's structure may route some derivatives through international affiliates, creating minor legal nuances regarding trade execution and jurisdiction.

Depositing in AUD is straightforward at both brokers, but IG clearly leads for local convenience. IG supports BPAY, POLi, Australian bank transfer, and credit card funding — BPAY and POLi are particularly useful because they process in minutes with no manual markup. Interactive Brokers relies mainly on Australian bank wire transfer and credit card deposits, which are slower and can involve intermediary bank fees unless you are using the local AUD account details IBKR provides. For withdrawals, IG offers fast bank transfer back to your nominated Australian account, typically within one business day, while IBKR withdrawals are also reliable but can take 2–3 business days depending on your bank. If you trade frequently or want immediate funding flexibility, IG's BPAY/POLi option is the standout advantage for Australian traders. Neither broker charges deposit fees, but make sure to check for any early withdrawal fees or minimum withdrawal limits.

Australian Muslim traders looking for Sharia-compliant trading will find IG the clear winner. IG offers Islamic accounts with no swap or interest charges on overnight positions, allowing you to hold forex and CFD positions comfortably without paying Riba. These accounts are available for Australian residents and follow the same ASIC-regulated terms as standard accounts. Interactive Brokers, however, does not offer dedicated Islamic accounts in Australia, and its margin lending and overnight funding models involve interest calculations that conflict with Islamic finance principles. For a Muslim trader seeking a regulated, swap-free trading environment in Australia, IG is almost certainly the only viable option between these two brokers.

IG provides Australian traders with 24/7 customer support via live chat, phone, and email, with a dedicated local team based in Sydney available during AEST business hours. Support agents are knowledgeable about ASX, CFDs, and account issues, and response times are usually under a minute for chat. Interactive Brokers offers support through a global ticketing system and phone lines, but Australian traders often report longer wait times and less personalised service. IBKR does have a Sydney-based support desk, but its hours are more limited on weekends and public holidays. For Australian traders who want quick local help, IG's service model is more reliable and better aligned with the after-hours CFD trading sessions.