You can’t fix what you don’t measure, and the phone is the least-measured surface in most restaurants. It doesn’t show up on the P&L, so it doesn’t get watched — even though it’s where a real slice of revenue is won or lost every night. These five metrics turn the phone from a blind spot into a dashboard.
1. Missed-call rate
The headline number: of all inbound calls, how many went unanswered or to voicemail. In our audit of 100 restaurants, the median was 28% — and higher at the dinner peak. If you know only one of these five, know this one.
2. Peak-hour answer rate
The daily average hides the problem. Break out your busiest ninety minutes and measure the answer rate there, because that’s where the highest-intent calls land and where they’re most likely to drop. See the 7pm problem for why this number is usually your worst.
3. Call-to-order conversion
Of the calls you do answer, how many become an order or a booking? A low number points at menu confusion, long holds, or an untrained phone experience — a fixable problem hiding behind “we’re just busy.”
4. Average phone-order ticket
What a phone order is worth on average — the multiplier on every one of the above. It’s also how you turn a missed-call rate into a dollar figure, which is the whole exercise in the real math on a missed call.
5. After-hours call volume
How many calls arrive when you’re closed. Most owners assume it’s near zero and are wrong — those are the planners and catering leads from the orders that come in after you lock the door.
| Metric | Where to find it | A healthy read |
|---|---|---|
| Missed-call rate | Phone carrier logs / dashboard | Under 5% |
| Peak-hour answer rate | Call log, filtered to the rush | Near 100% |
| Call-to-order conversion | Orders vs answered calls | Trending up |
| Avg phone-order ticket | POS, phone orders only | Know the number |
| After-hours volume | Calls outside service hours | Higher than you think |
You don’t need perfect data to start — you need to stop guessing. Once the phone has numbers next to it, it stops being invisible and starts getting managed like every other part of the business that makes money.