What MT4 and MT5 actually are
MetaTrader 4 (MT4) and MetaTrader 5 (MT5) are trading platforms built by the software company MetaQuotes. Brokers license these platforms and connect them to their own pricing and execution, so the charts, indicators and order tickets you see are the same software regardless of which broker you use — only the prices, spreads and available instruments change.
The most common point of confusion in the MT4 vs MT5 debate is the version numbers. A higher number usually means a newer, better edition of the same product, but that is not quite the case here. MT5 is a separate platform that MetaQuotes built from the ground up, aimed at a wider range of markets and faster analysis. It is not a drop-in replacement for MT4, and the two do not share accounts, custom indicators or automated strategies.
Both run on Windows desktop, on the web, and on iOS and Android. In day-to-day use they look like close relatives: similar dark charting windows, a Market Watch panel for prices, and a one-click or order-ticket workflow for placing trades. The differences are real but mostly sit beneath that familiar surface.
The core differences that matter
Markets and asset classes are the headline difference. MT4 was designed primarily for spot forex and a handful of CFDs, and it does that job very well. MT5 was built to handle forex plus exchange-traded instruments such as stocks, indices, futures and commodities through a single platform, which is why brokers offering a broad multi-asset range often steer clients toward MT5.
Analysis tooling is broader on MT5. It ships with more chart timeframes (MT4 offers nine standard timeframes, while MT5 offers 21), a larger set of built-in technical indicators and drawing objects, an integrated economic calendar, and depth-of-market (Level II) data where the broker supplies it. MT5 also includes more order types and pending-order options than MT4.
One practical detail many beginners miss is hedging versus netting. MT4 lets you hold multiple separate positions in the same instrument at once (hedging). MT5 supports both hedging and netting accounts — with netting, trades in the same instrument are combined into a single net position. Which behaviour you get depends on the account type your broker sets up, so check this if running opposing positions matters to your strategy.
Speed, automation and custom tools
Both platforms support automated trading through Expert Advisors (EAs) and custom indicators, and both have a built-in Strategy Tester for back-testing ideas against historical data. This is one of the main reasons traders choose MetaTrader in the first place.
The catch is the programming language. MT4 uses MQL4 and MT5 uses MQL5, and they are not interchangeable. An indicator or EA written for MT4 will not simply load into MT5 — it has to be rewritten or replaced. If you have already invested in a library of MT4 tools, or rely on a specific third-party EA, that existing collection can be a strong reason to stay on MT4. If you are starting fresh, MT5's tester is multi-threaded and can model multiple instruments at once, which makes it more capable for complex strategies.
Treat any back-test result with healthy scepticism. Past performance from a Strategy Tester run does not predict future results, and automated systems can lose money just as quickly as manual trading — sometimes faster. Leveraged forex and CFD trading carries a high risk of loss regardless of how the orders are placed.
Which one should a beginner use?
For most newcomers the honest answer is that it does not matter as much as it might seem. If you trade only major currency pairs, MT4 is mature, lightweight and well-documented, with an enormous amount of free tutorials and community indicators built up over the years. If you want to trade forex alongside stocks, indices or commodities from one login, or you value the extra timeframes, indicators and the built-in economic calendar, MT5 is the more future-proof choice.
In practice your decision is often made for you by availability. Not every broker offers both, and some newer brokers offer MT5 only. So a sensible order of operations is to shortlist a regulated broker you are comfortable with first, then see which platform it supports, rather than picking the platform in isolation. You can compare brokers and their platform offerings to see what each one actually provides, and our roundup of the best MT5 brokers is a useful starting point if you have decided you want the newer platform.
Whichever you pick, open a demo account first. Both MT4 and MT5 offer free demo modes that use live-style prices with virtual funds, so you can learn the interface, test order types and practise a strategy without risking real money. The platform is only a tool — your risk management and discipline matter far more than the version number.