USDT perpetual contracts is a linear contract and uses stablecoin, which in this case is the USDT as margin. USDT, as both quote and settlement currency for all the USDT contracts, will be the only capital needed in your wallet balance, and all profits and losses are realized in USDT.
USDT Perpetual Contracts allow two-way trades, which means traders can hold long and short positions concurrently using different leverages. It does not expire and can be held or traded for an indefinite amount of time, and the calculation of margin and P&L of position is direct.
- When trading 1 BTC and the price moves by 100 USDT, the profit/loss of the trader will be 100 USDT. Therefore, the P&L chart of the USDT contracts will be a linear curve.