LineMath

What Does -400 Mean in Betting?

-400 means you must bet $400.00 to win $100 in profit. A winning $400.00 bet returns $500.00 — your stake plus $100.

-400 in every format

American
-400
Decimal
1.25
Fractional
1/4
Implied win %
80.00%

-400 payout table

StakeProfit if it winsTotal payout
$10.00$2.50$12.50
$25.00$6.25$31.25
$50.00$12.50$62.50
$100.00$25.00$125.00
$250.00$62.50$312.50

What win rate does -400 need?

To break even at -400 you have to win 80.00% of your bets. Over 100 flat-stake bets that means at least 81 wins to be in profit. Favorites win often but pay less than they risk, so the break-even rate is above 50%.

-400 in a parlay

Parlay legs multiply. Two legs at -400 combine to -178 — a $100 bet pays $156.25 — and three legs combine to -105, paying $195.31. All legs must win.

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Frequently asked questions

How much do you win on a $100 bet at -400?

A $100 bet at -400 wins $25.00 in profit and returns $125.00 in total, including your stake.

What win rate do you need to break even at -400?

80.00%. Over 100 bets at -400 you need at least 81 wins to finish in profit, assuming flat stakes.

Is -400 a favorite or an underdog?

-400 is the favorite's price: the negative number means the sportsbook thinks this side is more likely to win than not.

What are -400 odds in decimal and fractional?

-400 is 1.25 in decimal odds and 1/4 in fractional odds.