Minutes to Seconds (min to s)
A minute is 60 seconds, so 2.5 minutes is 150 seconds — 2 minutes 30 seconds — and 15 minutes is 900 seconds. The result also shows hours.
1 min =
60 s
- Exact
- 60 s
- as a clock (h:mm:ss)
- 1:00.000
- hours
- 0.01667 h
- milliseconds
- 60,000 ms
seconds = minutes × 60
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How to convert minutes to seconds
Multiply the minutes by 60:
s = min × 60
2.5 min × 60 = 150 s. The factor is exact. The result shows the same time as a clock reading — 2:30 — and in hours. To go the other way, divide seconds by 60. For minutes to hours, see minutes to hours.
Minutes to seconds chart
| Minutes (min) | Seconds (s) |
|---|---|
| 0.25 min | 15 s |
| 0.5 min | 30 s |
| 0.75 min | 45 s |
| 1 min | 60 s |
| 1.5 min | 90 s |
| 2 min | 120 s |
| 2.5 min | 150 s |
| 3 min | 180 s |
| 4 min | 240 s |
| 5 min | 300 s |
| 10 min | 600 s |
| 15 min | 900 s |
| 20 min | 1,200 s |
| 30 min | 1,800 s |
| 45 min | 2,700 s |
| 60 min | 3,600 s |
| 90 min | 5,400 s |
Decimal minutes and clock time
Decimal minutes and minutes-and-seconds are easy to mix up:
| Decimal minutes | Seconds | Timer reads |
|---|---|---|
| 0.5 min | 30 s | 0:30 |
| 1.25 min | 75 s | 1:15 |
| 1.5 min | 90 s | 1:30 |
| 2.75 min | 165 s | 2:45 |
| 3.2 min | 192 s | 3:12 |
1.5 minutes is one minute and 30 seconds, not 1:50. To turn a clock reading such as 3:45 into seconds, multiply the minutes by 60 and add the seconds: 3 × 60 + 45 = 225 s. The time calculator adds and subtracts readings like 3:45 directly.
Workouts, cooking and phone timers
Interval workouts mix the two: 8 rounds of 45 seconds on and 15 off is 8 minutes in all, or 480 seconds. Microwave and oven timers take minutes and seconds, so a recipe that says 2.5 minutes means 2:30 on the keypad. Phone timers and stopwatches show the same format, and race results add tenths: a 5:12.4 mile is 312.4 seconds. For a whole day in seconds, see days to seconds; for milliseconds, milliseconds to seconds.
Pace and speed
Running pace is minutes per mile; turning it into seconds makes it easy to compare. An 8:30 pace is 510 seconds per mile, a 9:15 pace is 555 seconds, so the second is 45 seconds slower per mile — about 2 minutes 20 seconds over a 5K’s 3.1 miles. For speed rather than pace, 60 ÷ 8.5 minutes gives 7.06 mph; the mph to km/h converter turns it into 11.4 km/h.
Seconds in longer spans
An hour is 3,600 seconds and a day 86,400. A week is 604,800 seconds. Ten minutes is 600 seconds, the number often used for session timeouts and for parking meter blocks. To convert a list of lap times or durations at once, paste them into Convert a list of values below the converter.
Frequently asked questions
How many seconds are in a minute?
How many seconds is 2.5 minutes?
How many seconds is 15 minutes?
How many seconds is 1.25 minutes?
How do I convert 3:45 to seconds?
How many seconds are in an hour?
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