Office 2019 vs. Office 2021 – Differences Between the Desktop Versions

Introduction

For decades, Microsoft Office has been one of the most important office suites in the world. Used in corporate and educational settings as well as by home users, it is an essential tool for office work. In this article, we will provide a detailed comparison of two desktop versions of the Office suite: Office 2019 and Office 2021. We will focus on functional and technical differences, available applications, technical support, and licensing. This article is intended for end users and IT administrators seeking reliable information before choosing the right software version.

1. Office 2019 – What is this version?

Office 2019 was released in 2018 as the successor to Office 2016. It is a perpetual license version, which means that users pay a one-time fee for the license and can use the suite without having to pay for a subscription.

Key features of Office 2019:

• Availability of classic apps: Word, Excel, PowerPoint, Outlook, OneNote (partially), Access (in the Professional version)

• Lack of integration with Microsoft 365

• No regular feature updates—only security updates

• Compatibility with Windows 10 and macOS

• No support for Windows 11 in the first few months after its release

2. Office 2021 – a modern alternative without a subscription

Office 2021 was released in October 2021 and is the latest version of the desktop suite available without a subscription. Microsoft is targeting this product at users who do not want to use Microsoft 365 but expect modern features and better integration with operating systems.

Key features of Office 2021:

• A modern user interface (Modern UI) that aligns with the Windows 11 design aesthetic

• Dark mode support throughout the entire suite

• Improved performance of Word, Excel, PowerPoint, and Outlook

• Better collaboration – the ability to work together on documents (with limited functionality, without the full Microsoft 365 cloud features)

• Support for Windows 10 and full compatibility with Windows 11

• Support for ODF 1.3 formats

• New features in Excel: XLOOKUP, LET, dynamic arrays, and new statistical functions

• PowerPoint improvements – the ability to record presentations with narration and translate text

3. Key functional differences between Office 2019 and Office 2021

4. Who is Office 2019 for?

Office 2019 is an excellent choice for users:

• Users of older operating systems (primarily Windows 10)

• Those who need a stable, familiar environment without any new developments

• Those who do not need to use online collaboration features

• Those looking for a cheaper alternative (due to its older release date)

5. Who is Office 2021 for?

Office 2021 is ideal for:

• Users of Windows 11 computers

• People looking for modern features in Excel and PowerPoint

• Companies that do not want to switch to a Microsoft 365 subscription but want to use newer software

• People who appreciate the new interface and dark theme

6. Office 2021 vs. Microsoft 365 – An Important Distinction

Although this article focuses on comparing the desktop versions (Office 2019 and Office 2021), it’s worth noting that Microsoft primarily promotes Microsoft 365 —a subscription service that offers additional features, updates, and cloud integration. Office 2021 is a more conservative solution, designed for those who don’t want to rely on the internet or pay recurring fees.

7. Licensing and Pricing

Both Office 2019 and Office 2021 offer single-device licenses (for PC or Mac). The Professional and Business editions differ in the range of available applications and commercial use rights.

Sample versions:

• Office Home & Student

• Office Home & Business

• Office Professional

Prices vary depending on the edition and region, but Office 2021 is generally about 10–20% more expensive than Office 2019 at launch.

8. Summary: Office 2019 vs. Office 2021 – Which One Should You Choose?

The choice between Office 2019 and Office 2021 depends on your needs. If you value stability and a familiar environment and don’t need the latest features, Office 2019 will suffice. However, if you plan to use a modern operating system, need better performance, and want new features (especially in Excel and PowerPoint), then Office 2021 will be the more future-proof solution.