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Size a trade, check the liquidation price, fees and P&L before you click buy — then open the full page for usage, formula and limits. Free, no signup.

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Position Size Calculator

Crypto · Forex · Indices · instant calculations

Inputs

BTC price: loading
Account balanceUSD
$
Risk per tradeStandard risk
%
0.1%0.5%1%2%3%5%
Direction
Asset type
Entry priceLIVE · follows BTC price
$
Stop lossRequired
$
Take profitOptional
$
Leverage10x
1x10x25x50x75x100x

Result · calculation receipt

Max risk

$100.00

= $10,000 × 1%

Position size

0.050000 units

= $100.00 ÷ $2,000.00

Position value

$4,750

Margin required

$475

at 10x

Stop-loss distance

$2,000.00

2.11% from entry

MT5 lot size

0.0500 units

1 unit = 1 base coin

Estimated liquidation price

$85,500

Simplified estimate · 0.5% MMR · each exchange has its own margin tiers

R:R ratio

1 : 3.00

Good R:R

Expected profit

$300

if take profit is hit

Stop loss is above the liquidation price — the trade exits before liquidation.

All tools

Each tool has a dedicated page: step-by-step usage, formula, worked example, limits and FAQ.

Position Size CalcLiquidation CalcProfit CalculatorFee CalculatorBTC ConverterETH ConverterRSI+BL v15 Alerts

Lowest-fee exchange

Contains affiliate links; I may earn a commission at no extra cost to you. Scores are not affected. Read the disclosure

MEXC

Best for: Lowest futures fees (0% maker, 0.01% taker)

Pros

  • Lowest fee structure among tested exchanges
  • Easiest VIP 1 threshold ($10K/month)
  • Wide altcoin coverage

Cons

  • Thinner liquidity than Bybit/Binance
  • No options trading
  • Slower support

Fee checked 21/09/2026

Open MEXC account