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compare

Total cost for 18TB: storage + 1 full retrieval.

provider 1y3y5y7y10y15y
Bombable 1-location $374$446$518$590$698$878
Bombable 2-location $580$724$868$1.0k$1.2k$1.6k
AWS Glacier Deep $2.2k$2.6k$3.0k$3.5k$4.1k$5.2k
DO Spaces Cold $1.4k$4.2k$7.0k$9.9k$14.1k$21.1k
Backblaze B2 $1.5k$4.5k$7.5k$10.5k$15.0k$22.5k
Wasabi $1.7k$5.2k$8.6k$12.1k$17.3k$25.9k
AWS S3 $6.6k$16.5k$26.5k$36.4k$51.3k$76.1k

details

disclaimer

Our approximation, from the details and links below. Operation and priority fees can make a provider cheaper or dearer than shown. Prices change; check them yourself.

egress fees

Cloud providers charge for downloads. These are included in the comparison above.

  • Backblaze: free up to 3× the amount stored per month, then $0.01/GB
  • Wasabi: free if egress ≤ stored amount
  • AWS S3: $0.09/GB
  • AWS Glacier: $0.02/GB retrieval + $0.09/GB egress
  • DO Spaces Cold: $0.01/GiB retrieval (first retrieval/month free)
  • Bombable: $2/TB flat ( + $30 to read the tape)
retrieval times

Cloud storage is instant. Tape is not.

  • Backblaze/Wasabi/S3: instant
  • AWS Glacier Deep: 12-48 hours
  • Bombable: days
minimum storage periods
  • Wasabi: 90 days (charged if deleted early)
  • AWS Glacier Deep: 180 days (charged if deleted early)
  • Bombable: none (but you bought the tape)
why is tape cheaper?

Tapes don't use electricity when they're on a shelf. Disks do. Tapes cost less than hard drives.

tape ownership

When you buy a tape, you own it. Reuse it for other archives, or have it mailed to you.

pricing sources
  1. Backblaze B2: $6.95/TB/month, egress free up to 3× stored, then $0.01/GB. backblaze.com/cloud-storage/pricing (accessed Oct 2026)
  2. Wasabi: $7.99/TB/month since July 2026, egress free if ≤ stored, 90-day minimum. wasabi.com/pricing (accessed Oct 2026)
  3. AWS S3 Standard: $23/TB/month (us-east-1, first 50 TB), egress $0.09/GB. aws.amazon.com/s3/pricing (accessed Oct 2026)
  4. AWS S3 Glacier Deep Archive: $0.99/TB/month (us-east-1), standard retrieval $0.02/GB, egress $0.09/GB, 180-day minimum. aws.amazon.com/s3/storage-classes/glacier (accessed Oct 2026)
  5. DigitalOcean Spaces Cold: $0.007/GiB/month (~$6.52/TB), retrieval $0.01/GiB above the average stored amount, 30-day minimum. docs.digitalocean.com/products/spaces/details/pricing (accessed Oct 2026)