Microsoft 365 Business vs UK2
UK2 wins on privacy, UK2 wins on price and Microsoft 365 Business wins on features. Every fact below was checked on or before 25 October 2026.
Microsoft 365 Business or UK2: which should you choose?
- Microsoft 365 Business is the better pick if you want more space for your mail: 50 GB and calendar and contacts in the same account.
- UK2 suits you best if you want a company that isn't funded by advertising; the lower price (From £3.99 a month (£1 for the first month), web hosting with a 10 GB mailbox); and a company with a longer track record (since 1998).
| Feature | Microsoft 365 Business | UK2 |
|---|---|---|
| Overall | 2.5 | 3.0 |
| Privacy | 1.0 | 2.5 |
| Price | 2.5 | 3.5 |
| Features | 5.0 | 3.5 |
| Cheapest plan | Business Basic £5.40 per user a month, yearly, ex VAT | Web hosting From £3.99 a month (£1 for the first month), web hosting with a 10 GB mailbox |
| Free plan | No | No |
| Storage | 50 GB | 10 GB |
| Your own domain | ✓ Yes | ✓ Yes |
| End-to-end encryption | No | No |
| Company based in | United States | United Kingdom |
| Your data is kept in | UK data centres for UK tenants (London, Cardiff, Durham) | United Kingdom |
| Founded | 2011 | 1998 |
| Free trial | One month free on some plans | 30-day money-back guarantee |
| Funded by advertising | Yes, or its parent company is | No |
| Works in any mail app | ✓ IMAP and SMTP | ✓ IMAP and SMTP |
| Calendar and contacts | ✓ Yes | No |
| Aliases | Yes | Yes |
| Open-source apps | No | No |
| Sign up without ID | No | No |
| White label | No | Unknown |
| Reader offer | None | None |
| Last checked | 22 October 2026 | 25 October 2026 |
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Where they differ
- On price: Microsoft 365 Business Business Basic at £5.40 per user a month, yearly, ex VAT, against UK2 Web hosting at From £3.99 a month (£1 for the first month), web hosting with a 10 GB mailbox.
- Microsoft 365 Business comes with 50 GB of storage and UK2 with 10 GB of storage.
- Microsoft 365 Business keeps your mail in the UK data centres for UK tenants (London, Cardiff, Durham), while UK2 keeps it in the United Kingdom.
- Microsoft 365 Business is based in the United States and UK2 in the United Kingdom, so different privacy laws apply.
- Only Microsoft 365 Business is part of an advertising business.
Common questions
Which is more private, Microsoft 365 Business or UK2?
UK2 scores 2.5 out of 5 for privacy and Microsoft 365 Business 1. UK2 gives you a company that isn't funded by advertising.
Which is cheaper, Microsoft 365 Business or UK2?
UK2 is cheaper. Its Web hosting plan is From £3.99 a month (£1 for the first month), web hosting with a 10 GB mailbox, against £5.40 per user a month, yearly, ex VAT for Microsoft 365 Business's Business Basic. Check the renewal price before you pay, as some first-year prices go up.
Do Microsoft 365 Business and UK2 work with my own domain?
Yes, both do. Microsoft 365 Business: Yes. UK2: Yes.
Where do Microsoft 365 Business and UK2 keep my email?
Microsoft 365 Business keeps it in the UK data centres for UK tenants (London, Cardiff, Durham). UK2 keeps it in the United Kingdom.
Price changes and news
- 27 July 2026 Microsoft 365 Business: £5.40 (UK price change from 1 July 2026)
- 1 June 2026 Microsoft 365 Business: £4.90
The latest headlines: Microsoft 365 Business news · UK2 news.
Not sold on either? Try these
- mailbox.org4.5 out of 5 overall
- Tuta Business4.0 out of 5 overall
- Proton Mail for Business4.0 out of 5 overall
Microsoft 365 Business vs mailbox.org · UK2 vs mailbox.org · Microsoft 365 Business vs Tuta Business · UK2 vs Tuta Business · Microsoft 365 Business vs Proton Mail for Business · UK2 vs Proton Mail for Business
Moving your email
Moving to Microsoft 365 Business · Moving from Microsoft 365 Business. Or see all my switching guides.