Office 365 Enterprise Plans

Microsoft Office 365 Enterprise plans deliver the ultimate combination of email, collaboration, and productivity tools to your business; tailored into mix-and-match plans which complement the specific needs of individual employees.

Comparison Chart
Office 365 Enterprise K1

£3.00

per month

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Office 365 Enterprise E5

£30.80

per month

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Office 365 Enterprise E3

£17.60

per month

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Office 365 Enterprise E1

£6.00

per month

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Exchange Online Kiosk

£1.50

per month

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Mailbox type POP3 Full Exchange Full Exchange Full Exchange POP3
Mailbox size 2GB Unlimited inbox Unlimited inbox 50GB 2GB
In-Place Hold no yes yes yes no
In-place archive no Yes (unlimited storage) Yes (unlimited storage) Yes (uses inbox storage) no
Sync options
OWA Webmail yes yes yes yes yes
Sync email, contacts, and calendars with desktop Outlook no yes yes yes no
Sync email, contacts, and calendars with mobiles yes yes yes yes yes
Office software
Office Online yes yes yes yes no
Desktop Office no  Yes (+ Access) Yes (+ Access) no no
Office for mobiles / tablets no yes yes no no
Sway professional digital storytelling tools no yes yes yes no
Cloud Storage
Cloud document storage no Unlimited OneDrive for Business (5 User min. Otherwise 1TB per user) Unlimited OneDrive for Business (5 User min. Otherwise 1TB per user) 1TB OneDrive for Business no
Document sync no yes  yes yes no
Share documents no yes  yes yes no
OneDrive mobile app no yes  yes yes no
Messaging, conferencing, collaboration, calling
Skype for Business HD video meetings no yes yes yes no
IM and group chat no yes yes yes no
Microsoft Teams no yes yes yes no
Yammer corporate social network yes yes yes yes no
Microsoft StaffHub no yes yes yes no
Cloud PBX no yes no no no
Cloud PBX voicemail no yes no no no

Not sure which Office 365 Enterprise plan is right for you?

Contact our sales team on +44 (0) 1925 818448.

Get an instant quote
Microsoft Office 365 Enterprise plans deliver the ultimate combination of email, collaboration, and productivity tools to your business; tailored into mix‑and‑match plans which complement the specific needs of individual employees.

SMS are a certified Microsoft Gold Partner and Microsoft Cloud Solution Provider (CSP); giving you assurance that your business is in trusted and qualified hands. When buying through SMS you also get our onboarding assistance, 24/7 support, and optional Office 365 email data migration.

UK data centres now standard for Office 365 Exchange email and SharePoint Online.


Move to Office 365 with confidence

Let SMS take the hassle out of switching to Microsoft Office 365 with our unique, specialised, migration services:

  • First we use Office 365 Health Check to check your current PCs and network support Office 365's minimum requirements
  • Then you can take advantage of our email migration service to move existing messages over to your new inbox
  • Finally, our free on-boarding service means your new Office 365 platform is ready for employees to use on day one


Business email flexibility

Not all Microsoft Office 365 Enterprise plans share the same features. Please see our online store for a full comparison of available options. Customers are free to combine different Enterprise plans, in order to build a bespoke package right for your organisation. 

Not sure which Office 365 Enterprise plan is right for you?

Contact our sales team on +44 (0) 1925 818448.

get a quote