Backblaze B2：经核实的事实与评分
核实日期 2026-11-04
Score 构成
95% 由事实支撑 · 我们如何排名
Backblaze B2 与市场对比
圆点代表该公司，竖线代表排名中所有公司的中位数。
存储价格（每 GB 每月，标准类别）$0.006$0.023$0.00695 · 中位数 $0.01463
出站流量价格（每 GB，至互联网）$0.00$0.11176$0.01 · 中位数 $0.00816
可用性 SLA99.9%99.95%99.9% · 中位数 99.9%
Backblaze B2 的优势与劣势
优点
- 出站流量免费或便宜
- 支持 Object Lock，备份不可篡改
- 安全性经独立审计
- 已发布 SLA 中可用性高
缺点
—
全部事实
| 事实 | 数值 | 来源 | 核实日期 |
|---|---|---|---|
| 存储价格（每 GB 每月，标准类别） | $0.00695 | B2 Cloud Storage | $6.95 / TB / month | Free up to 3x average monthly storage | None. Pay as you go, or commit 1 to 5 years | | backblaze.com | 2026-11-04 |
| 出站流量价格（每 GB，至互联网） | $0.01 Overage rate: $0.01 per GB beyond the free allowance. | backblaze.com | 2026-11-04 |
| 永久免费额度 | 是 First 10 GB of storage is always free. | backblaze.com | 2026-11-04 |
| 最短存储期限 | 0 天 No minimum storage duration fee. | backblaze.com | 2026-11-04 |
| 兼容 S3 API | 是 Backblaze B2 Cloud Storage is always-hot, S3-compatible object storage | backblaze.com | 2026-11-04 |
| 区域数（服务商公布） | 4 you choose whether that account’s data is stored in the US East region, the US West region, the EU Central region, or the Canada East region. | backblaze.com | 2026-11-04 |
| 对象版本控制 | 是 Each bucket has a set of lifecycle rules that instruct Backblaze B2 to hide or delete old versions of files. | backblaze.com | 2026-11-04 |
| 生命周期规则 | 是 Each bucket has a set of lifecycle rules that instruct Backblaze B2 to hide or delete old versions of files. | backblaze.com | 2026-11-04 |
| Object Lock（不可变存储） | 是 Backblaze B2 Cloud Storage Object Lock lets you make data immutable by preventing a file from being changed or deleted until a given date | backblaze.com | 2026-11-04 |
| 静态加密 | 是 Server-side encryption (SSE) protects your data by encrypting it before it is stored on disk to B2 Cloud Storage. | backblaze.com | 2026-11-04 |
| SOC 2 或 ISO 27001 | 是 Backblaze has achieved Service Organization Control (SOC) 2 Type 2 compliance by an independent third-party firm. | backblaze.com | 2026-11-04 |
| 可用性 SLA | 99.9% Backblaze agrees to meet or exceed a Service Level Objective (“SLO”) of 99.9% for the Monthly User Uptime Percentage. | backblaze.com | 2026-11-04 |
| 公开状态页 | 未核实 | — | |
| 成立年份 | 2007 Gleb Budman is a co-founder and has served as our chief executive officer since 2007, guiding the business from its inception | backblaze.com | 2026-11-04 |
| 公司总部 | 未核实 | — | |
| 公司 | Backblaze, Inc. This Service Level Agreement ("SLA") is between Backblaze, Inc. ("Backblaze") and users of our services | backblaze.com | 2026-11-04 |
对比 Backblaze B2
公司网站徽章
公司可以在自己的网站上放置此徽章：显示当前名次和 Score，并链接到本页。复制代码：
<a href="https://global-rating.com/zh/company/backblaze-b2/"><img src="https://global-rating.com/badge/backblaze-b2.svg" width="240" height="56" alt="Backblaze B2 — Global Rating"></a>