IONOS Mail vs 123 Reg

In short: IONOS Mail wins on privacy, IONOS Mail wins on price, and 123 Reg wins on features. The full comparison is below, last checked 25 October 2026.

Should you pick IONOS Mail or 123 Reg?

IONOS Mail is the better pick if you want your mailbox stored in the UK data centre in Worcester; where email sits not confirmed; the lower price (About £1–£2 a month (not confirmed)); and more years of history: it started in 1988.
123 Reg is the better pick if you want 10 GB of storage.

Feature	IONOS Mail	123 Reg
Overall	3.0	2.0
Privacy	2.5	0.5
Price	4.5	3.5
Features	3.0	3.5
Cheapest plan	Mail Basic About £1–£2 a month (not confirmed)	10 GB mailbox £1.99 a mailbox a month for the first year, then £47.88 a year
Free plan	No	No
Storage	2 GB	10 GB
Your own domain	✓ Yes	✓ Yes
End-to-end encryption	No	No
Company based in	Germany	United Kingdom (GoDaddy)
Your data is kept in	UK data centre in Worcester; where email sits not confirmed	Not confirmed
Founded	1988	2000
Free trial	Unknown	Unknown
Funded by advertising	No	No
Works in any mail app	✓ IMAP and SMTP	✓ IMAP and SMTP
Calendar and contacts	No	No
Aliases	Yes	Yes
Open-source apps	No	No
Sign up without ID	No	No
White label	Unknown	Unknown
Reader offer	None	None
Last checked	22 October 2026	25 October 2026

Want to add another? Open this in the compare tool.

Where they differ

Cheapest plans: IONOS Mail Mail Basic, About £1–£2 a month (not confirmed). 123 Reg 10 GB mailbox, £1.99 a mailbox a month for the first year, then £47.88 a year.
IONOS Mail comes with 2 GB of storage and 123 Reg with 10 GB of storage.
Your mail is stored in the UK data centre in Worcester; where email sits not confirmed with IONOS Mail, and in Not confirmed with 123 Reg.
IONOS Mail is based in Germany and 123 Reg in the United Kingdom (GoDaddy), so different privacy laws apply.

Questions people ask

Which is more private, IONOS Mail or 123 Reg?

IONOS Mail scores 2.5 out of 5 for privacy and 123 Reg 0.5. IONOS Mail gives you your mailbox stored in the UK data centre in Worcester; where email sits not confirmed.

Which is cheaper, IONOS Mail or 123 Reg?

IONOS Mail is cheaper. Its Mail Basic plan is About £1–£2 a month (not confirmed), against £1.99 a mailbox a month for the first year, then £47.88 a year for 123 Reg's 10 GB mailbox. Check the renewal price before you pay, as some first-year prices go up.

Do IONOS Mail and 123 Reg work with my own domain?

Yes, both do. IONOS Mail: Yes. 123 Reg: Yes.

Where do IONOS Mail and 123 Reg keep my email?

IONOS Mail keeps it in the UK data centre in Worcester; where email sits not confirmed. 123 Reg keeps it in Not confirmed.

Price changes and news

22 October 2026 123 Reg: £1.19 a month, when I checked

The latest headlines: IONOS Mail news · 123 Reg news.

Not sold on either? Try these

IONOS Mail vs mailbox.org · 123 Reg vs mailbox.org · IONOS Mail vs Proton Mail for Business · 123 Reg vs Proton Mail for Business · IONOS Mail vs Tuta Business · 123 Reg vs Tuta Business

Moving your email

Whichever you choose, the move follows the same steps. Pick your two providers for the steps.