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An internet data usage calculator estimates monthly broadband consumption based on daily online activities. Essential for choosing the right data plan and avoiding overage charges on capped connections.
公式
monthly_usage_gb = (video_hours × bitrate_gbph) + (calls × hours × mbph/1000) + (browsing × pages × mb_per_page)
- video
- Video hours (hours) — Streaming (HD ≈ 3 GB/hr, 4K ≈ 7 GB/hr)
- calls
- Video calls (hours) — Zoom/Teams (1.5 Mbps = 0.68 GB/hr)
- browse
- Browsing (hours) — Web pages (~10 MB/page)
- total
- Total data (GB) — Monthly consumption
ステップバイステップガイド
- 14K streaming: ~7 GB/hour, HD: ~3 GB/hour, SD: ~0.7 GB/hour
- 2Video calls (HD): ~0.7 GB/hour
- 3Online gaming: ~0.1 GB/hour (downloads excluded)
- 4Web browsing: ~0.06 GB/hour
- 5Monthly = daily usage × 30
解いた例
入力
2hr 4K streaming + 1hr video call/day
結果
~14 GB/day = ~420 GB/month
入力
Mostly browsing 4hrs/day
結果
~7 GB/month — light user
入力
Family of 4, mixed usage
結果
400–800 GB/month typical
よくある質問
How much data does Netflix use?
SD: 0.7 GB/hr. HD: 3 GB/hr. 4K: 7 GB/hr. A 2-hour movie in HD = 6 GB.
What is typical internet usage?
Light (email, browsing): 5–10 GB/month. Moderate (streaming, calls): 50–100 GB/month. Heavy (4K video): 200+ GB/month.
Should I worry about data caps?
ISP data caps vary (500 GB–unlimited). Streaming and work-from-home can hit caps. Check your plan limits.
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