Exchange Server 2019 vs 2016

Exchange 2019 is the latest version of Microsoft Exchange Server. There are a host of features upgraded from the previous Exchange Server versions. Here is a table of comparison between Exchange Server 2019 vs Exchange Server 2016:

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Features Exchange 2019 Exchange 2016
Calendaring features
Do Not Forward
Set a meeting invitation which can’t be forwarded without permission
yes NO
Simplified Calendar Sharing
Share your calendar from any Outlook version along with same permission options on all versions
yes NO
Set Default End Date
The users can set a default end date instead of leaving it without end date
yes NO

Cancel meetings using Out of Office
While setting an automatic reply, set the option to cancel meetings

yes NO
Performance features
Installation on Windows Server 2019 Core Edition supported yes yes
Maximum processor count 48 24
Maximum memory 256 GB 192 GB
Optional SSD-based cache option
Super-fast cache of key data for improving end user experience
yes NO
Technical features
Serial SATA Disk supported yes yes
Windows Server versions supported 2019 Core 2016
.NET versions supported 4.7.2 4.6.2
High availability DAG yes yes
Load balancing Layer 4 & 7 Layer 4 & 7
Windows Management Framework version supported WMF 5.1 WMF 5
Messaging features
Outlook Client 2013, 2016, 2019 2013, 2016
Mailbox server roles yes yes
All the modern browsers OWA supported
Internet Explorer, Safari, Firefox, Chrome, Opera are supported
yes yes
Outlook on the Web yes yes
Unified Messaging NO yes
Search features
Search Indexes within the database yes NO
Search functions with Bing technology yes NO