Options Basics
Call vs Put
Options
Two building blocks, opposite directions. Get the difference clear and the rest of options trading falls into place. Here's calls vs puts with payoffs and when to use each.
The core difference
A call is the right to buy the underlying at the strike — you want price to rise. A put is the right to sell at the strike — you want price to fall. That's the whole distinction; everything else follows from it.
Mirror images: the call profits to the right (price up), the put to the left (price down); each loses only the premium.
Side-by-side
| Call | Put | |
|---|---|---|
| Right to | Buy at strike | Sell at strike |
| Buyer wants price to | Rise | Fall |
| Buyer's max loss | Premium | Premium |
| Buyer's max profit | Large (price can keep rising) | Large (down to zero) |
| Breakeven at expiry | Strike + premium | Strike − premium |
| Used for | Bullish bets, upside leverage | Bearish bets, downside hedges |
When to use each
- Buy a call when you're bullish and expect a meaningful up-move before expiry.
- Buy a put when you're bearish, or to insure a long holding against a fall.
- Sell a call (often covered) to earn income when you expect price to stall or drift down.
- Sell a put to earn income when you expect price to hold or rise (you're paid to be a willing buyer lower).
Both share the same enemies
Whether call or put, a bought option fights time decay and IV crush — you need the move to be big enough and fast enough to clear the breakeven.
Compare calls & puts live
See call and put premiums, OI and Greeks side by side on TradePulse's live option chain.