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Micro vs. E-mini Futures: Which Contract Size Fits?

How Micro futures compare with their full-size siblings – tick values, margins, expiry differences and when the smaller contract is the better choice.

Micro futures are smaller versions of the major CME contracts – usually one tenth of the size. They trade on the same platform, nearly around the clock, and follow the same prices. The smaller size changes three things: the tick value, the margin and how finely you can size a position.

Full-size and micro contracts side by side

Full sizeMicroSizeTick valueMargin (active month)
ESMES 1/10 $12.50 → $1.25 $2,612
NQMNQ 1/10 $5.00 → $0.50 $4,308
YMMYM 1/10 $5.00 → $0.50 $1,528
RTYM2K 1/10 $5.00 → $0.50 $1,093
GCMGC 1/10 $10.00 → $1.00 $2,085
SISIL 1/5 $25.00 → $5.00 n/a
CLMCL 1/10 $10.00 → $1.00 $865
HGMHG 1/10 $12.50 → $1.25 $1,200
BTCMBT 1/50 $25.00 → $0.50 $1,844
6EM6E 1/10 $6.25 → $1.25 $210

Margins are CME maintenance margins for the active contract month; where long and short differ, the long figure is shown. Details on each contract page.

When the micro is the better choice

  • Smaller accounts. One ES contract moves $50 per index point. For a $25,000 account, that can be too much risk per trade. MES lets you trade the same market at $5 per point.
  • Precise position sizing. With micros you can hold 3, 7 or 12 contracts instead of rounding to 0 or 1 E-mini.
  • Scaling in and out. Taking partial profits is easier with several small contracts.
  • Learning. The mechanics are identical, the dollar amounts are ten times smaller.

When the full-size contract is better

  • Costs. Commissions and exchange fees are charged per contract. Ten micros usually cost more than one E-mini.
  • Liquidity. The full-size contracts have deeper order books. For index micros this rarely matters to retail traders – MES and MNQ are among the most traded futures – but thinner micros can have wider spreads.

Differences beyond size

The index micros (MES, MNQ, MYM, M2K), Micro Bitcoin and Micro EUR/USD follow the same expiry and roll dates as their full-size contracts. Some micros do not:

A note on COT data

The CFTC reports some micro contracts separately, but their positions are too small to read on their own. FuturesSpecs therefore shows the positioning of the full-size contract on each micro page. See how to read the COT report.

Educational content only – not investment advice. Futures trading involves substantial risk of loss.