應該平唔過

Google Drive
Google Drive / Onedrive 呢類 cloud drive背後仲要自動抄多幾個 copy 分佈喺唔同 region
而 S3/S3-compatible 嘅 object storage (包括 wasabi/backblaze b2) 拎嚟做 backup,要抄就要自己嚟,然後成本亦會依數量乘返你要儲嘅倍數
以AWS Glacier 為例,我當你 backup 唔需要速度,揀最平嘅 Ohio / Oregon / N Virginia,淨 storage 費用 (USD $0.0036/GB),2TB 月費係 USD $7.37,放兩個 region 就變咗 USD $14.75,呢度未計如果你要拎出嚟用,PUT/GET request 嘅 API call 要計錢,AWS outbound to internet 嘅 bandwidth 又計錢,計下計下條數就好大(當然你可能話 touchwood 如果真係咁大鑊要撈 backup 嚟用,幾多錢都要俾,到時個 mindset 又可能好唔同)
wasabi 未用過,佢話 egress bandwidth 唔收錢好似幾吸引,不過 $0.0068/GB 應該唔似係 Glacier 價
S3 呢類嘅 object storage 都有佢嘅好處嘅,就係用幾多收幾多,Google Drive 嗰啲係只能買特定容量,例如你明明得 1TB 嘢,都要最少買 2TB 個 plan,但 S3 個計法就只會收你 1TB 錢