This calculator helps you estimate filesize, using bandwidth and time as inputs. Use it to estimate video file size, disk size, network backup capacity...
1 minute * 440 Mbps
1 minute
440 Mbps
= 1 minutes * 55 MB/s
1 minutes
55 MB/s
= 3.3 GB
3.3 GB
Compare 3.3 GB to standard capacities from:Hard disk • Tape drive • Optical drive •
Samsung 850 EVO 120GB SSD = 36.4 files of 3.3 GB • Intel 530 240GB SSD = 72.7 files of 3.3 GB • WD Blue 500GB drive = 151.5 files of 3.3 GB • WD Blue 1TB drive = 303 files of 3.3 GB • Samsung 840 EVO 1TB SSD = 303 files of 3.3 GB • WD Purple 2TB drive = 606.1 files of 3.3 GB • WD Red Pro 3TB drive = 909.1 files of 3.3 GB • WD Red 4TB drive = 1212.1 files of 3.3 GB • WD Green 6TB drive = 1818.2 files of 3.3 GB •
Multiply bandwidth by time: Size = Bandwidth × Time. Convert units first: 100 Mbps × 60 seconds = 6000 Megabits = 750 MB. Remember: 8 bits = 1 byte, so divide bits by 8 to get bytes.
Depends on bitrate: YouTube HD (5 Mbps) = 2.25 GB/hour. Netflix HD (5.8 Mbps) = 2.6 GB/hour. 4K streaming (15-25 Mbps) = 7-11 GB/hour. Blu-ray quality (40 Mbps) = 18 GB/hour.
MB (megabyte) = 1,000,000 bytes (decimal, SI standard). MiB (mebibyte) = 1,048,576 bytes (binary, 2^20). Hard drives use MB; Windows often shows MiB. A "1 TB" drive shows as 931 GiB in Windows.
At Netflix HD quality (2.6 GB/hr): 1TB = 385 hours. At 4K (10 GB/hr): 1TB = 100 hours. At Blu-ray quality (18 GB/hr): 1TB = 55 hours. Compressed formats like H.265 can nearly double these numbers.