Review the main differences in available features between Office 365 E1 vs. Office 365 E1 vs E3 - features comparison E3 plan offers more advanced functionality and its price is also higher $20.00 per month/user. Office 365 E1 is the cheapest Enterprise plan and costs $8.00 per month/user. Price difference between Office 365 E1 vs E3 There's no difference in mailbox size or storage available between Office 365 E1 ane E3 plans.īoth E1 and E3 subscriptions offer 1TB of data for your personal usage in OneDrive for Business. Office 365 E1 vs E3 - mailbox size and storage
