Calculators/Middle Calculator

Middle Calculator

Finds opportunities where both sides of a market can win due to a line gap between books.

How it works

Inputs

  • Bet 1 & 2 odds and sides
  • Bet 1 stake
  • Middle probability estimate

Results

  • Bet 2 stake
  • Miss loss
  • Middle profit
  • Expected value

When to use

Use when two books have overlapping lines (e.g. Over 2.5 / Under 3.5 — middle on exactly 3).

Example

Over 2.5 goals at 1.91 / Under 3.5 at 1.91 — if exactly 3 goals, both bets win.

Frequently Asked Questions

What is a middle in betting?

A middle occurs when you bet both sides of a market at different bookmakers with overlapping lines. If the result lands in the "middle" gap, both bets win. If not, you lose a small amount.

Need live odds data?

HyperOdds automatically finds the best odds across all major Australian bookmakers in real-time.