What Is Average Handle Time?
Average handle time is a contact center metric that measures the mean duration of a customer interaction from start to finish — including talk time, hold time, and any after-call work. It is one of the most-used efficiency metrics in customer service operations, though a lower figure does not always mean better service quality.
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What this export contains
| Call ID |
| Agent ID |
| Queue |
| Talk Time (sec) |
| Hold Time (sec) |
| After Call Work (sec) |
| Call Date |
| Disposition |
| Customer Segment |
What usually goes wrong with it
AHT calculation requires three time columns added together
AHT = (Talk Time + Hold Time + After Call Work) divided by Total Calls — many exports provide these as separate columns in seconds, requiring a sum and conversion before the metric is readable.
DataMimi Datamimi sums Talk Time, Hold Time, and After Call Work in seconds and converts the result to minutes:seconds format for each call and for agent-level averages.
After-call work is logged inconsistently across agents
Some agents close out calls immediately; others complete disposition notes before marking after-call work complete. This inconsistency makes agent-level AHT comparisons misleading without a policy enforcement check.
DataMimi It flags agents whose After Call Work distribution is bimodal — indicating that some calls have near-zero after-call work while others have unusually long work periods.
Outliers from very long calls distort the average significantly
A single escalated call lasting 45 minutes can shift the agent's average handle time enough to trigger a coaching conversation that is not representative of their typical performance.
DataMimi It computes AHT with and without outlier calls (calls above the 95th percentile), so managers can see both the full average and the trimmed average side by side.
Common questions
What is average handle time and how do you calculate it?
AHT = (Total Talk Time + Total Hold Time + Total After-Call Work) divided by Number of Calls. If your export provides these in seconds per call, sum the three columns for each call and divide by the count. Convert to minutes by dividing by 60. Industry tool reports often show this pre-calculated, but the column names vary.
What is a good AHT benchmark for a customer service team?
Phone support: 4-8 minutes is typical for B2B SaaS; 2-4 minutes for high-volume B2C service. Chat support runs shorter: 6-10 minutes for the full chat duration. Email is rarely measured as AHT — response time is used instead.
Does a lower average handle time mean better agent performance?
Not necessarily. An agent who rushes calls to reduce handle time may have a higher repeat-contact rate — customers calling back because the first interaction didn't resolve their issue. The best metric pairing is AHT alongside First Contact Resolution Rate and CSAT Score.
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