Binge-watching a series in 4K can consume 50+ GB in a single evening. A month of music streaming might use only 1-2 GB. 理解する how much data different streaming services consume helps you manage bandwidth limits, choose the right internet plan, and avoid overage charges on mobile data.
Video Streaming Data Usage
Netflix
Quality
Data Per Hour
10 時間
Low (480p)
~0.3 GB
3 GB
Medium (720p)
~0.7 GB
7 GB
High (1080p)
~3 GB
30 GB
Ultra HD (4K)
~7 GB
70 GB
YouTube
Quality
Data Per Hour
360p
~0.3 GB
480p
~0.5 GB
720p
~1.5 GB
1080p
~3 GB
1440p
~6 GB
4K
~12 GB
Other Video Services
Service
SD
HD
4K/UHD
Disney+
0.6 GB/hr
2.5 GB/hr
7.7 GB/hr
Amazon Prime Video
0.4 GB/hr
2 GB/hr
6 GB/hr
HBO Max
0.6 GB/hr
3 GB/hr
7 GB/hr
Hulu
0.7 GB/hr
2 GB/hr
7 GB/hr
Note: Actual usage varies based on content complexity and encoding efficiency.
Netflix: Settings → Playback → Data usage per screen
YouTube: Settings → Video quality preferences
Disney+: App settings → Cellular data usage
Use Data Saver Modes
Most streaming apps have data saver options that reduce quality on mobile networks while maintaining full quality on Wi-Fi.
Monitor Your Usage
Router admin: Many routers track data usage
ISP portal: Check your provider's website
Mobile: Settings → Cellular → Data usage
Internet Speed Requirements
Activity
Minimum Speed
Recommended
SD streaming
3 Mbps
5 Mbps
HD streaming
5 Mbps
10 Mbps
4K streaming
25 Mbps
50 Mbps
Multiple 4K streams
50 Mbps
100+ Mbps
Cloud gaming
15 Mbps
50+ Mbps
まとめ
Streaming data usage varies dramatically based on quality settings. SD video uses around 0.7 GB per hour while 4K can consume 7+ GB per hour. Music streaming is much lighter at 40-150 MB per hour depending on quality. 理解する these numbers helps you choose appropriate data plans, manage bandwidth caps, and optimize settings for your usage patterns.
