Business Email With the Most Storage
If your team sends and receives large attachments regularly, entry-tier storage varies a lot between providers — from a few GB to effectively unlimited. These are ranked by the provider's own stated storage allowance at their cheapest plan.
- 1
Hosted Exchange email with the deepest enterprise security tooling as you scale.
- 2
No-frills hosted business email with 24/7 support.
- 3
The broadest all-in-one productivity suite bundled with business email.
- 4
Encrypted business email from the makers of Proton VPN.
- 5
Budget custom-domain email from a major web host.
- 6
Business email built for small teams — sold only through hosting partners.
- 7
Privacy-first email hosting with a choice of EU or US data residency.
- 8
The cheapest custom-domain mailbox in this comparison, with room to grow into a full suite.
- 9
Compliance-heavy business email with a wide collaboration bundle.
Business Email With the Most Storage — FAQ
Business email providers ranked by advertised mailbox storage at their entry tier.
Yes — every provider here offers higher-storage tiers above their entry plan. This ranking only reflects the cheapest plan's storage.
Prices, plans, and features on this page are set by each provider and can change without notice — what's shown here reflects what was confirmed as of the date noted per provider, not necessarily today's live pricing. Always verify current details on the provider's own site before purchasing.