Cloud Ready Solutions
Comparison Guide

ArchiveBridge vs Buying More SharePoint Storage: Stop Renting Premium Space for Digital Dust

Buying more SharePoint storage is renting premium space, forever, for files nobody opens. ArchiveBridge moves that cold data to object storage you own for roughly a twentieth of the price.

AB
Option A
ArchiveBridge
Cloud Ready Solutions

Reclaim SharePoint quota instead of paying to expand it.

SP
Option B
SharePoint Storage Add-On
Microsoft

Pay Microsoft more to keep files you never open.

Quick Summary

When SharePoint fills up, the path of least resistance is to buy more storage. It’s one line on a Microsoft order and the problem goes away — until next quarter, when you buy more again. The trouble is the SharePoint storage add-on is premium space at roughly AUD $0.20/GB/month, and most of what you’re paying to store is cold: files nobody has opened in years. ArchiveBridge moves that cold data to object storage you own — default Wasabi at roughly AUD $0.01–$0.016/GB/month, about 20x cheaper — verifies every copy with SHA-256 before deleting the original, and leaves a one-click restore stub so nothing is lost. Your SharePoint quota is reclaimed immediately, and a continuous policy keeps it flat. Over three years at 1, 5 or 10 TB the gap isn’t marginal, and ArchiveBridge typically pays for itself in months.

AB
Cloud Ready Solutions

ArchiveBridge

ArchiveBridge is Cloud Ready Solutions’ own SharePoint archiving tool. Instead of buying more SharePoint storage to hold cold files, it moves those files to S3-compatible object storage roughly 20x cheaper, verifies the copy with SHA-256 before deleting the original, and leaves a one-click restore stub — freeing your SharePoint quota immediately. A continuous policy keeps re-archiving newly-cold files so the quota stays flat.

SP
Microsoft

SharePoint Storage Add-On

The Microsoft SharePoint storage add-on lets you buy extra SharePoint Online storage per GB when your tenant runs over its pooled quota. It’s a simple purchase, but it’s a recurring per-GB charge at premium rates (~AUD $0.20/GB/month), it never goes down on its own, and it keeps cold data sitting in the most expensive tier of storage you own.

Head-to-head comparison

Feature
ABArchiveBridge
SPSharePoint Storage Add-On
What you’re paying forCold data moved to cheap object storage you ownCold data left in premium SharePoint storage
Typical rateWasabi ≈ AUD $0.01–$0.016/GB/monthSharePoint add-on ≈ AUD $0.20/GB/month
Does the bill ever go down?Yes — SharePoint quota reclaimed, you stop buying add-onNo — recurring charge that only grows
~1 TB cold data, monthly≈ $10/month on object storage≈ $204.80/month on the SharePoint add-on
Data ownershipYour bucket, your keys, your regionMicrosoft’s estate, Microsoft’s pricing
Restore of an archived fileOne-click stub, self-service, re-verified SHA-256N/A — the add-on doesn’t archive, it just holds more
Stops the quota re-fillingContinuous policy re-archives newly-cold files automaticallyNo — you’ll be back buying more storage next quarter
Data integritySHA-256 verified before any original is deletedN/A
Effort to actFree read-only scan gives exact reclaimable GB, then policy runsOne click to buy — easy, but it’s the expensive click

Highlighted cells show where one product has a clear advantage for the majority of Australian mid-market and MSP use cases. Ties are unhighlighted.

Why “just buy more storage” is the expensive answer

The SharePoint storage add-on is designed to be frictionless. Tenant’s over quota, add storage, done. That frictionlessness is exactly the problem: it’s so easy to say yes that nobody stops to ask what’s actually in there.

Here’s what’s in there. In most organisations, the large majority of SharePoint data is cold — finished projects, closed tenders, prior-year finance exports, superseded CAD and design files, archived team sites from people who left. It’s not being read. It’s not being edited. It’s digital dust, and you are renting premium real estate to store it at around AUD $0.20 per GB per month, indefinitely.

And the add-on never self-corrects. It’s a recurring charge that only ever goes up, because SharePoint keeps filling. Buying more storage doesn’t solve the storage problem — it subscribes to it.

The 3-year TCO, at 1, 5 and 10 TB

Let’s put real numbers on it. Using approximate rates — SharePoint add-on ≈ AUD $0.20/GB/month, Wasabi object storage ≈ AUD $0.01/GB/month — here’s the storage cost of cold data over three years. (Illustrative; your exact figure comes from a scan.)

1 TB of cold data

  • SharePoint add-on: ≈ $204.80/month → ≈ $7,370 over 3 years
  • Object storage: ≈ $10/month → ≈ $360 over 3 years
  • You stop paying for roughly $7,000 of storage you didn’t need to keep buying.

5 TB of cold data

  • SharePoint add-on: ≈ $1,024/month → ≈ $36,860 over 3 years
  • Object storage: ≈ $50/month → ≈ $1,800 over 3 years

10 TB of cold data

  • SharePoint add-on: ≈ $2,048/month → ≈ $73,730 over 3 years
  • Object storage: ≈ $100/month → ≈ $3,600 over 3 years

The object-storage rate is roughly a twentieth of the SharePoint rate, so the saving scales linearly with how much cold data you’re carrying. Add ArchiveBridge’s own cost — priced per terabyte archived, not per seat — and even after the tool, the maths lands so far apart that the tool typically pays for itself in months, not years. Wasabi’s no-egress-fee pricing means reading data back later doesn’t claw the saving back either.

How ArchiveBridge frees the quota — safely

The reason this hasn’t already been done in most organisations is fear of deleting the wrong thing. ArchiveBridge is built to remove that fear. Every file follows the same fixed sequence:

1. Download from SharePoint. 2. Hash with SHA-256. 3. Upload to your object storage. 4. Verify the stored copy matches the hash. 5. Only then delete the SharePoint original, leaving a one-click restore stub.

“We delete nothing we haven’t verified.” The moment the original is deleted, the SharePoint quota it occupied is reclaimed — so the reduction in your Microsoft storage bill is immediate, not deferred.

Nothing is truly gone. “Every file leaves a forwarding address.” The restore stub sits where the file was; a user clicks it and self-service restore pulls the file back, re-verifies the SHA-256 hash, and re-uploads it to the original path. Compliance is respected on the way through: Microsoft Purview retention labels, legal holds and eDiscovery holds are detected and excluded, a permission snapshot is captured per file, and every action is written to an append-only, exportable audit log.

The bit that stops you buying storage again next quarter

A one-off cleanup buys you breathing room, then the quota fills back up and you’re back at the add-on order screen. ArchiveBridge is designed to stop that cycle.

A continuous archive policy re-scans on a schedule and automatically archives newly-qualifying cold files, so archiving becomes an ongoing managed service instead of a one-time migration. You control the policy:

  • Age threshold — days since last modified.
  • Minimum file size — don’t bother with tiny files.
  • Include / exclude extensions — e.g. archive old PSTs and video, leave live document types.
  • Path filters — target specific sites or libraries.
  • Skip checked-out / retention-locked files automatically.

Set it once and your SharePoint quota stays flat while your data keeps growing — because the cold tail is continuously drained to storage that costs a twentieth of the price. That’s the difference between a spring-clean and a plumbing fix.

How CRS makes the switch

ArchiveBridge is Cloud Ready Solutions’ own product, built and supported in Australia — so CRS controls the roadmap, the pricing and the partner programme.

You don’t have to take the TCO on faith. Grant a read-only Microsoft Entra app (Sites.Read.All only) and the free self-service scan returns your exact reclaimable GB and dollar figure in minutes — no sales call, nothing moved. That number, against your current add-on spend, is the whole business case. Consent is two-stage and least-privilege: the read-only scan app first, a separate write-access app only if you decide to archive.

CRS then supplies:

  • The tool, priced per terabyte archived (volume-based, not per seat), in early access with no long contracts.
  • The storage via Wasabi — Sydney and Melbourne regions, Australian data residency, no egress fees — or your own AWS / Backblaze / R2 bucket.
  • Local Australian support and, for MSPs, the partner programme with per-client margin billing.

See also: ArchiveBridge vs Microsoft 365 Archive.

Frequently asked questions

It’s easy, but it’s the expensive click. The add-on runs around AUD $0.20/GB/month and it’s a recurring charge that only grows, because SharePoint keeps filling. Most of what you’re storing is cold data nobody opens. ArchiveBridge moves that cold data to object storage at roughly AUD $0.01–$0.016/GB/month — about 20x cheaper — and reclaims your SharePoint quota so you stop buying the add-on at all.

Stop renting premium storage for cold data

Run a free ArchiveBridge scan to see your exact reclaimable GB and what you’re overspending on the SharePoint add-on. CRS supplies the tool, the Wasabi storage layer, and local Australian support — and it typically pays for itself in months.

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