* Reprinted with permission from Steve Goodman
Feature
|
Feature Description
|
Outlook 2010 Client
|
OWA 2010 SP1
|
Outlook 2011 Client
|
AD Rights Management Services
|
Protects messages from unauthorised access.
|
Yes
|
Yes
|
Yes
|
Address Book Defaults
|
Allows a default address list (such as Contacts, GAL) to be chosen
|
Yes
|
Yes (Limited)
|
No
|
Autodiscover Compatibility
|
Automatic setup of Exchange account
|
Yes
|
N/A
|
Yes
|
Auto Archive
|
Automatically moves older items to a local PST
|
Yes
|
N/A
|
No
|
Calendar Preview in Meeting Requests
|
Meeting requests show a preview of adjacent or conflicting appointments
|
Yes
|
No
|
Yes
|
Conversation Actions
|
Ignore and Clean Up/Delete buttons
|
Yes
|
Yes
|
No
|
Conversation View
|
Improved Conversation Threading
|
Yes
|
Yes
|
Yes
|
Cross Forest Mailbox Move Support
|
Auto reconfigure using auto discover
|
Yes
|
Yes
|
Yes
|
CSV Contacts Import/Export
|
Import/ Export CSV files in a standard format
|
Yes
|
No
|
Yes
|
Distribution Group Management
|
Management of memberships of Exchange Distribution Groups
|
Yes
|
Yes
|
No
|
Distribution Group Expansion
|
Expand DGs before sending to see all members
|
Yes
|
No
|
No
|
Enhanced Out of Office
|
Set external/internal message and from/to date range
|
Yes
|
Yes
|
Yes
|
Export PST
|
Allow PST files to be created and data exported
|
Yes
|
No
|
No
|
Federated Sharing Compatibility
|
Integration to allow access to remote calendar, share local calendar
|
Yes
|
Yes
|
Yes
|
Group Schedule View
|
Combine Multiple Calendars in One View
|
Yes
|
No
|
Yes
|
Import PST
|
Allow PST files to be imported to the mailbox
|
Yes
|
No
|
Yes
|
Instant Search
|
Fast searching using pre-built search index
|
Yes
|
Yes
|
Yes (Using Spotlight)
|
Integrated E-Mail Archive
|
Online Archive Access
|
Yes
|
Yes
|
No
|
Internet Calendar Sharing/Subscription
|
iCal Calendar Sharing/Server Side Subscription
|
Yes
|
Yes
|
No
|
MailTips
|
Server side mail tips for OOF, Large DG, permissions to send or comments
|
Yes
|
Yes
|
No
|
Multiple Exchange Accounts
|
Multiple accounts with different servers or domains
|
Yes
|
No
|
Yes
|
Offline Address Book
|
OAB access and download
|
Yes
|
N/A
|
Yes
|
Office Communicator Integration
|
Start converations video, call IM
|
Yes
|
Yes (IM)
|
Yes
|
Outlook Contact Card Photo and Voice Description
|
GAL Photos and UM Name along with availability
|
Yes
|
No
|
No
|
Outlook Social Connector
|
Plugins for Facebook, LinkedIn
|
Yes
|
No
|
No
|
Quick Actions
|
Macros to perform multiple or common actions at once
|
Yes
|
No
|
No
|
Quick View
|
Allows viewing of compatible attachments without leaving Outlook
|
Yes
|
Yes
|
Yes (OS 10.6 required)
|
Resend Message
|
Resend button allows you to resend an email
|
Yes
|
No
|
Yes (with SP1)
|
Retention and Archive Policy Management
|
Set and view retention policy for folders
|
Yes
|
Yes
|
No
|
Ribbon Interface
|
Office Fluent User Interface
|
Yes
|
No
|
Yes
|
Right-Hand Preview Pane
|
Message preview shown to the right of messages
|
Yes
|
Yes
|
No
|
Roaming Autocomplete List
|
Stored Nicknames on the server
|
Yes
|
Yes
|
Yes
|
RSS Aggregator
|
Subscribe to RSS Feeds from Outlook
|
Yes
|
No
|
No
|
Scheduling Assistance / Availability Service Integration
|
Real time calendar view for meeting and room bookings
|
Yes
|
Yes
|
Yes
|
Server-side Junk E-mail List
|
Modification of server side junk email allow/block list
|
Yes
|
Yes
|
No
|
Server-side rules
|
Modification of server side inbox rules
|
Yes
|
Yes
|
Yes (with SP1)
|
Text Messaging through ActiveSync
|
Access and Send Text Messages via compatible WinMo 6.5 Device
|
Yes
|
Yes
|
No
|
Unified Inbox
|
Combined view of Inbox across multiple email accounts.
|
No
|
N/A
|
Yes
|
Voicemail Play On Phone
|
UM play voicemail on phone
|
Yes
|
Yes
|
No
|
Voting Buttons
|
Allows approval of moderated messages or voting on user generated emails.
|
Yes
|
No
|
No
|