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Options vs futures: a right or an obligation?

Options and futures are both contracts with an end date. One gives you a choice. The other doesn't, and that changes how much you can lose.

Comparison · 7-minute read · Updated 2026-10-21

The short answer

A Futures contract is a deal to buy or sell something at a set price on a future date. Both sides are locked in. As price moves, gains and losses land in your account every day.

An option gives the buyer a right, not a duty. The buyer pays a premium up front and can walk away if the trade doesn't work. The most the buyer can lose is that premium.

Side by side

How futures work, in plain words

Take the Micro E-mini S&P 500 (MES). Each 0.25 move, called a Tick, is worth $1.25. A full point is $5.

• You buy 1 MES. The index future rises 10 points. You're up 10 × $5 = $50.
• It falls 10 points instead. You're down $50.
• It falls 100 points. You're down $500, whether or not that's more than your deposit.

That deposit is called margin. It's a good-faith amount, not the price of the contract. If losses eat into it, your broker can ask for more or close your trade. See Margin call.

Specs change from time to time, so check cmegroup.com for current numbers. The futures tick value calculator does the dollar math.

How options work, in plain words

The buyer pays a premium for the right to buy (a call) or sell (a put) at a set price before a set date.

• If price moves the right way in time, the option gains value.
• If not, it can expire worthless. The buyer loses the premium and nothing more.

The seller is the other side. They collect the premium but take on the obligation, and their losses can be far larger than what they collected.

Futures: strengths and limits

The good parts:

• Simple price link. A tick is a tick. You always know what a move is worth.
• Nearly 24-hour trading on many contracts, Sunday evening to Friday afternoon ET, with a daily break.
• Micro sizes let you trade small. See futures trading for beginners.
• No time decay in the contract itself.

The limits:

• Losses can exceed your deposit. A fast move can cost more than the margin.
• Contracts expire. Index futures roll every quarter (March, June, September, December).
• Leverage cuts both ways. A small deposit controls a big amount.

Options: strengths and limits

The good parts:

• Known worst case for buyers. You can't lose more than the premium.
• Flexible. Many dates and prices to choose from.

The limits:

• Time decay. Waiting costs the buyer money.
• Harder to price. Time left and Implied volatility move the price, not just direction.
• Many expire worthless. Being right too late still loses.

Which fits you?

1. You want a clean link between chart moves and dollars. Futures, starting with micro contracts, do that.
2. You want a fixed maximum loss per trade. Buying options gives that, as long as you accept time decay.
3. You're brand new. Practice both on paper first. Futures teach stops and sizing clearly. Options add more moving parts.

Common mistakes

• Treating margin as the most you can lose. With futures, it isn't.
• Trading full-size contracts first. One ES tick is $12.50, ten times the micro.
• Buying options that expire too soon. Short-dated options decay fast.
• Forgetting expiration and rollover dates. Check them every week.

Questions