Zimbra Collaboration comparisons
Zimbra Collaboration is compared head-to-head with Microsoft Exchange Online, Apache James and MailEnable and more: 6 head-to-heads in Mail Server Software, each with the specs and prices we checked.
Zimbra Collaboration head-to-head
- Zimbra Collaboration vs Microsoft Exchange Online
- Zimbra Collaboration vs Apache James
- Zimbra Collaboration vs MailEnable
- Zimbra Collaboration vs Dovecot
- Zimbra Collaboration vs mailcow
- Zimbra Collaboration vs HCL Domino
Zimbra Collaboration vs each of them
| # | Tool | Free plan | Paid from | License model | Score |
|---|---|---|---|---|---|
| 2 | Zimbra Collaboration | Yes | Free | 9.1 | |
| 1 | Microsoft Exchange Online | No | 9.3 | ||
| 4 | Apache James | Yes | Free | Open-source | 8.8 |
| 5 | MailEnable | Yes | Perpetual | 8.7 | |
| 6 | Dovecot | Yes | Free | Open-source | 8.6 |
| 7 | mailcow | Yes | Free | 8.5 | |
| 8 | HCL Domino | Subscription | 8.4 |
Compare Zimbra Collaboration with any mail server
These are the matchups our editors wrote up. The compare tool pairs Zimbra Collaboration with any other product in Mail Server Software — and up to four at once — from the same checked specs.
Compare Zimbra Collaboration with any tool side by side →
Every mail server software head-to-head →
Our full Zimbra Collaboration verdict, pricing and fact sheet →
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
Compared by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update