What Is Net Run Rate?
Net Run Rate (NRR) is a cricket statistic used to rank teams that are level on points in a round-robin tournament. It is essentially the difference between the average runs per over a team scores and the average runs per over it concedes across all its league matches.
The Formula
NRR = (Total runs scored ÷ Total overs faced) − (Total runs conceded ÷ Total overs bowled)
A positive NRR means a team scores faster than it concedes; a negative NRR means the opposite.
The All-Out Rule
This is the most commonly misunderstood part of NRR. If a team is all out before facing its full over quota, the full over quota is used in the denominator — not the actual overs faced. This penalises teams that collapse, which is by design: it prevents teams from intentionally defending a low total by losing wickets quickly.
Worked Example
Team A scores 160/10 in 18.4 overs in a T20 (20-over limit). Because they were all out, overs used = 20, not 18.4.
Team B scores 120/5 in 16 overs to win. They used 16 overs.
- Team A's run rate for this match: 160 ÷ 20 = 8.00
- Team B's run rate for this match: 120 ÷ 16 = 7.50
Over multiple matches, these figures accumulate before the final subtraction is made.
How to Improve Your NRR
- Win matches by large margins — chasing down totals quickly improves your run rate
- Restrict the opposition to low scores or bowl them out early
- Avoid collapses — being all out triggers the full-overs penalty
NRR only comes into play when two or more teams finish on equal points. The team with the higher NRR advances. In a closely contested league, every extra run and every wicket can move the NRR needle in your favour.