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Bowling Strike Rate Calculator

A bowling strike rate is how many deliveries a bowler needs for each wicket. Balls bowled divided by wickets. Ninety overs is 540 balls, so 24 wickets in that time is a strike rate of 22.50 — a wicket roughly every four overs.

Cricket notation: 9.3 means nine overs and three balls.
Bowling strike rate22.50Balls per wicket
Balls bowled
540
Overs per wicket
3.75

Bowling strike rate = balls bowled ÷ wickets taken

Lower is better. It is a measure of how quickly a bowler breaks a partnership, independent of how many runs it costs them to do it.

Overs are not decimals

This is where hand calculations go wrong. Cricket writes 9.3 to mean nine overs and three balls, which is 57 balls. Read as a decimal it would be 9.3 overs, or 55.8 balls, and every figure that follows is quietly wrong.

The calculator above converts the notation properly. If you work it out yourself, multiply the whole overs by six and add the balls after the point, which can never be more than five.

Why strike rate separates from average

Two bowlers can average the same and be completely different propositions. One concedes four an over and strikes every 40 balls; the other goes at six and strikes every 27. Both average around 27, but the first is a holding bowler and the second is an attacking one.

Captains pick on strike rate when they need a wicket and on economy when they need to stop the game drifting. The average alone does not tell them which bowler is which.

What the numbers look like in practice

In Test cricket a strike rate in the 40s is good and the low 40s or better over a long career belongs to the fastest wicket-takers the game has had. Spinners generally sit higher because their job often involves containing an end as well as attacking.

In limited-overs cricket the figure compresses, because every bowler is attacking within a short allocation and batters take risks that create chances. A low strike rate there is less remarkable than the same number in a Test.

Questions

Bowling strike rate, answered

How do you calculate bowling strike rate?

Divide the number of balls bowled by the number of wickets taken. Ninety overs is 540 balls, so a bowler taking 24 wickets in that time has a strike rate of 22.50 — a wicket every 22 and a half deliveries on average.

Is a lower bowling strike rate better?

Yes. A lower figure means fewer deliveries between wickets, so the bowler is breaking partnerships more quickly. This is the opposite of a batting strike rate, where a higher number is better.

How do you convert overs to balls?

Multiply the whole overs by six and add the balls after the decimal point. 9.3 overs is nine complete overs plus three balls, which is 57. The figure after the point is a ball count and can never exceed five.

What is the difference between bowling strike rate and economy rate?

Strike rate counts balls per wicket and measures how fast a bowler takes wickets. Economy rate counts runs per over and measures how expensive they are. A bowler can be excellent at one and poor at the other.

Do wides and no-balls count in bowling strike rate?

They are charged as runs against the bowler but they are not legal deliveries, so they do not add to the balls bowled. An over containing two wides still consists of six legal balls once it is complete.

What is a good bowling strike rate?

In Test cricket a career figure in the 40s is strong and the low 40s or better belongs to the fastest wicket-takers the game has had. Spinners generally sit higher, because their role often includes holding an end. In limited-overs cricket the range compresses, since every bowler is attacking inside a short allocation.

Is bowling strike rate more important than bowling average?

It depends on the job. In a Test, where a side must take twenty wickets inside five days, strike rate is often the more telling number because time is the binding constraint. In limited-overs cricket the overs are fixed and economy matters more, so a slow striker who concedes little can still be the right pick.

How do you convert a bowling strike rate into overs?

Divide the balls per wicket by six. A strike rate of 54 is nine overs per wicket, and one of 22.5 is three and three-quarter overs. Thinking in overs is often the more useful frame for a captain deciding how long a spell needs to be to be worth bowling.

Do wides and no-balls count towards bowling strike rate?

No. Strike rate counts legal deliveries only, so an illegal ball is re-bowled and does not add to the count, even though its runs are charged to the bowler. A bowler's balls-bowled figure is therefore always a multiple of six for completed overs, however many extras the spell contained.