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# Mimecast Mailbox Continuity vs Thunderbird Comparison - What are their main differences?

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Mimecast Mailbox ContinuityThunderbird[+ Add Product](#)

Reviews

**Mimecast Mailbox Continuity** [

4.1/5(35)

](https://www.g2.com/products/mimecast-mailbox-continuity/reviews#reviews)

**Thunderbird** [

4.3/5(340)

](https://www.g2.com/products/thunderbird/reviews#reviews)

Pricing

**Mimecast Mailbox Continuity**
No pricing available

**Thunderbird**
No pricing available

**Pricing Insights**
from reviews

Time to Implement

**Mimecast Mailbox Continuity**
1 month

Based on 9 responses

**Thunderbird**
1 month

Based on 30 responses

Return on Investment

**Mimecast Mailbox Continuity**
Not enough reviews yet

**Thunderbird**
9 months

Based on 17 responses

Perceived Cost

**Mimecast Mailbox Continuity**
$$$$$

**Thunderbird**
$$$$$

Average Discount

**Mimecast Mailbox Continuity**
Not enough reviews yet

**Thunderbird**
13%

Pros & Cons

**Mimecast Mailbox Continuity**
Not enough data

**Thunderbird**
[
Ease of Use (4)
](https://www.g2.com/products/thunderbird/reviews?filters%5Bsentiment_snippet%5D=1225855&qs=pros-and-cons#reviews)[
Functionality Features (4)
](https://www.g2.com/products/thunderbird/reviews?filters%5Bsentiment_snippet%5D=1225521&qs=pros-and-cons#reviews)[
Difficult Setup (2)
](https://www.g2.com/products/thunderbird/reviews?filters%5Bsentiment_snippet%5D=2064059&qs=pros-and-cons#reviews)[
Missing Features (2)
](https://www.g2.com/products/thunderbird/reviews?filters%5Bsentiment_snippet%5D=2230822&qs=pros-and-cons#reviews)

Ratings

Meets Requirements

**Mimecast Mailbox Continuity**

8.6

8.628

**Thunderbird**

8.7

8.7305

Ease of Use

**Mimecast Mailbox Continuity**

7.9

7.928

**Thunderbird**

8.8

8.8306

Ease of Setup

**Mimecast Mailbox Continuity**

6.2

6.213

**Thunderbird**

8.8

8.876

Ease of Admin

**Mimecast Mailbox Continuity**

6.9

6.913

**Thunderbird**

8.4

8.458

Quality of Support

**Mimecast Mailbox Continuity**

8.0

8.020

**Thunderbird**

7.9

7.9222

Has the product been a good partner in doing business?

**Mimecast Mailbox Continuity**

7.2

7.212

**Thunderbird**

8.1

8.141

Product Direction (% positive)

**Mimecast Mailbox Continuity**

7.2

7.225

**Thunderbird**

7.7

7.7303

Features

Email Client[Hide 11 FeaturesShow 11 Features](javascript:void(0);)

Not enough data

8.5

124

Inbox Tools

Unified Inbox

Not enough data

8.9(won by default)

104

Filters

Not enough data

9.0(won by default)

110

Reminders

Not enough data

8.5(won by default)

97

Notifications

Not enough data

8.7(won by default)

105

Coordination Tools

Calendar

Not enough data

8.5(won by default)

94

Contacts

Not enough data

8.6(won by default)

102

Task Management

Not enough data

8.4(won by default)

89

Software Options

Desktop Application

Not enough data

9.2(won by default)

111

Mobile Application

Not enough data

7.6(won by default)

65

Email Client - Agentic AI

Cross-system Integration

Not enough data

8.0(won by default)

5

Autonomous Task Execution

Not enough data

Not enough data

Email Management[Hide 62 FeaturesShow 62 Features](javascript:void(0);)

Not enough data

8.9

10

Sorting & Filtering

Attachment Search

Not enough data

9.2(won by default)

6

Tags

Not enough data

9.8(won by default)

8

AI Sorting

Not enough data

8.0(won by default)

5

Predefined Rules

Not enough data

9.2(won by default)

6

Integrations

Microsoft Outlook Integration

Not enough data

8.3(won by default)

6

Gmail Integration

Not enough data

9.0(won by default)

7

Apple Calendar Integration

Not enough data

8.1(won by default)

6

Social Media Integration

Not enough data

Not enough data

Third-Party Integrations

Not enough data

Not enough data

Time Management

Unified Inbox

Not enough data

9.4(won by default)

6

Email Automation

Not enough data

8.8(won by default)

7

Snooze

Not enough data

9.0(won by default)

5

Generative AI

AI Text Generation

Not enough data

Not enough data

AI Text-to-Speech

Not enough data

Not enough data

AI Text Summarization

Not enough data

Not enough data

Generative AI

Not enough data

Not enough data

Agentic AI - Email Management

Autonomous Task Execution

Not enough data

Not enough data

Cross-system Integration

Not enough data

Not enough data

Additional Functionality

Whitelisting/Blacklisting

Not enough data

Not enough data

Customizable Fields

Not enough data

Not enough data

Signature Management

Not enough data

Not enough data

Shared Inboxes

Not enough data

Not enough data

Email Distribution

Not enough data

Not enough data

Prioritization

Not enough data

Not enough data

Customizable Forms

Not enough data

Not enough data

AI Copilot

Not enough data

Not enough data

Mobile App

Not enough data

Not enough data

Routing

Not enough data

Not enough data

Activity Dashboard

Not enough data

Not enough data

Collaboration Tools

Not enough data

Not enough data

Inbox Management

Not enough data

Not enough data

Queue Management

Not enough data

Not enough data

Drag & Drop

Not enough data

Not enough data

Contact Management

Not enough data

Not enough data

Email Marketing

Not enough data

Not enough data

Data Recovery

Not enough data

Not enough data

Archiving & Retention

Not enough data

Not enough data

Real-Time Monitoring

Not enough data

Not enough data

Autoresponders

Not enough data

Not enough data

Multiple User Accounts

Not enough data

Not enough data

API

Not enough data

Not enough data

Real-Time Analytics

Not enough data

Not enough data

Customer Segmentation

Not enough data

Not enough data

Search/Filter

Not enough data

Not enough data

Support Ticket Management

Not enough data

Not enough data

Canned Responses

Not enough data

Not enough data

Workflow Management

Not enough data

Not enough data

Reporting/Analytics

Not enough data

Not enough data

Chat/Messaging

Not enough data

Not enough data

Response Management

Not enough data

Not enough data

Email Templates

Not enough data

Not enough data

Email Monitoring

Not enough data

Not enough data

Campaign Management

Not enough data

Not enough data

Email Tracking

Not enough data

Not enough data

Access Controls/Permissions

Not enough data

Not enough data

Spam Blocker

Not enough data

Not enough data

Alerts/Notifications

Not enough data

Not enough data

Customizable Templates

Not enough data

Not enough data

Real-Time Reporting

Not enough data

Not enough data

Tagging

Not enough data

Not enough data

Campaign Analytics

Not enough data

Not enough data

Workflow Automation

Not enough data

Not enough data

Show 2 feature categories with incomplete data

Collaboration & Productivity[Hide 45 FeaturesShow 45 Features](javascript:void(0);)

Not enough data

Not enough data

Additional Functionality

Third-Party Integrations

Not enough data

Not enough data

To-Do List

Not enough data

Not enough data

@mentions

Not enough data

Not enough data

Single Sign On

Not enough data

Not enough data

File Management

Not enough data

Not enough data

Activity Dashboard

Not enough data

Not enough data

Drag & Drop

Not enough data

Not enough data

Alerts/Notifications

Not enough data

Not enough data

Prioritization

Not enough data

Not enough data

Access Controls/Permissions

Not enough data

Not enough data

Screen Sharing

Not enough data

Not enough data

Content Management

Not enough data

Not enough data

Brainstorming

Not enough data

Not enough data

AI Copilot

Not enough data

Not enough data

File Transfer

Not enough data

Not enough data

Calendar Management

Not enough data

Not enough data

Status Tracking

Not enough data

Not enough data

Real-Time Notifications

Not enough data

Not enough data

Version Control

Not enough data

Not enough data

Task Management

Not enough data

Not enough data

Activity Tracking

Not enough data

Not enough data

Real Time Editing

Not enough data

Not enough data

Communication Management

Not enough data

Not enough data

Chat/Messaging

Not enough data

Not enough data

Tagging

Not enough data

Not enough data

Generative AI

Not enough data

Not enough data

Assignment Management

Not enough data

Not enough data

Task Scheduling

Not enough data

Not enough data

Project Management

Not enough data

Not enough data

Collaboration Tools

Not enough data

Not enough data

Workflow Management

Not enough data

Not enough data

Secure Data Storage

Not enough data

Not enough data

File Sharing

Not enough data

Not enough data

Document Storage

Not enough data

Not enough data

Task Progress Tracking

Not enough data

Not enough data

Discussions/Forums

Not enough data

Not enough data

Commenting/Notes

Not enough data

Not enough data

Reporting & Statistics

Not enough data

Not enough data

Contact Management

Not enough data

Not enough data

Video Conferencing

Not enough data

Not enough data

Progress Tracking

Not enough data

Not enough data

Mobile Access

Not enough data

Not enough data

API

Not enough data

Not enough data

Document Management

Not enough data

Not enough data

Customizable Branding

Not enough data

Not enough data

Email Archiving[Hide 52 FeaturesShow 52 Features](javascript:void(0);)

Not enough data

Not enough data

Functionality

Email Storage

Not enough data

Not enough data

Encryption

Not enough data

Not enough data

Reporting

Not enough data

Not enough data

Email Analysis

Not enough data

Not enough data

Migration

Not enough data

Not enough data

Archive Backup

Not enough data

Not enough data

Secure Data Storage

Not enough data

Not enough data

Agentic AI - Email Archiving

Autonomous Task Execution

Not enough data

Not enough data

Multi-step Planning

Not enough data

Not enough data

Cross-system Integration

Not enough data

Not enough data

Proactive Assistance

Not enough data

Not enough data

Decision Making

Not enough data

Not enough data

Third-Party Integrations

Not enough data

Not enough data

File Transfer

Not enough data

Not enough data

Microsoft Outlook Integration

Not enough data

Not enough data

Additional Functionality

Full Text Search

Not enough data

Not enough data

Metadata Management

Not enough data

Not enough data

Access Controls/Permissions

Not enough data

Not enough data

Archiving & Retention

Not enough data

Not enough data

Tagging

Not enough data

Not enough data

Email Alerts

Not enough data

Not enough data

Indexing

Not enough data

Not enough data

Email Attachment Protection

Not enough data

Not enough data

Storage Management

Not enough data

Not enough data

Data Retention Management

Not enough data

Not enough data

SSL Security

Not enough data

Not enough data

Deduplication

Not enough data

Not enough data

Audit Trail

Not enough data

Not enough data

User Management

Not enough data

Not enough data

Email Management

Not enough data

Not enough data

Workflow Management

Not enough data

Not enough data

Reporting & Statistics

Not enough data

Not enough data

Anti Virus

Not enough data

Not enough data

Policy Management

Not enough data

Not enough data

eDiscovery

Not enough data

Not enough data

Event Logs

Not enough data

Not enough data

Anti Spam

Not enough data

Not enough data

Collaboration Tools

Not enough data

Not enough data

API

Not enough data

Not enough data

Data Compression

Not enough data

Not enough data

Data Import/Export

Not enough data

Not enough data

Simple Mail Transfer Protocol (SMTP)

Not enough data

Not enough data

Version Control

Not enough data

Not enough data

Backup and Recovery

Not enough data

Not enough data

Threat Protection

Not enough data

Not enough data

Multiple File Format Support

Not enough data

Not enough data

Compliance Management

Not enough data

Not enough data

Drag & Drop

Not enough data

Not enough data

Filtering

Not enough data

Not enough data

Match & Merge

Not enough data

Not enough data

AI Copilot

Not enough data

Not enough data

Generative AI

Not enough data

Not enough data

User Insights

Reviewers' Company Size

[![Mimecast Mailbox Continuity](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_ecc1fca5ebbaf04dd41178cb6160be51/mimecast-mailbox-continuity.png "Mimecast Mailbox Continuity")](https://www.g2.com/products/mimecast-mailbox-continuity/reviews)

Mimecast Mailbox Continuity

Small-Business(50 or fewer emp.)

6.3%

Mid-Market(51-1000 emp.)

65.6%

Enterprise(\> 1000 emp.)

28.1%

[![Thunderbird](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_6ca5b57b63c45814e9ef66a64ca43c19/thunderbird.png "Thunderbird")](https://www.g2.com/products/thunderbird/reviews)

Thunderbird

Small-Business(50 or fewer emp.)

65.2%

Mid-Market(51-1000 emp.)

24.3%

Enterprise(\> 1000 emp.)

10.5%

Small-Business

(50 or fewer emp.)

6.3%

65.2%

Mid-Market

(51-1000 emp.)

65.6%

24.3%

Enterprise

(\> 1000 emp.)

28.1%

10.5%

Reviewers' Industry

[![Mimecast Mailbox Continuity](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_ecc1fca5ebbaf04dd41178cb6160be51/mimecast-mailbox-continuity.png "Mimecast Mailbox Continuity")](https://www.g2.com/products/mimecast-mailbox-continuity/reviews)
Mimecast Mailbox Continuity

Architecture & Planning

9.4%

Computer Software

9.4%

Construction

6.3%

Oil & Energy

6.3%

Legal Services

6.3%

Other

62.5%

[![Thunderbird](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_6ca5b57b63c45814e9ef66a64ca43c19/thunderbird.png "Thunderbird")](https://www.g2.com/products/thunderbird/reviews)
Thunderbird

Information Technology and Services

12.9%

Computer Software

11.7%

Internet

6.6%

Marketing and Advertising

5.1%

Telecommunications

3.3%

Other

60.4%

Alternatives

**Mimecast Mailbox Continuity Alternatives**

 ![CyberSentriq](https://images.g2crowd.com/uploads/product/hd_favicon/4abac4ce8ac735524f9452c7d5b0a50c/cybersentriq.svg "CyberSentriq")

[
CyberSentriq
](/products/cybersentriq/reviews)

 ![NinjaOne](https://images.g2crowd.com/uploads/product/hd_favicon/e10c660fadbf952719b697ec98bbed05/ninjaone.svg "NinjaOne")

[
NinjaOne
](/products/ninjaone/reviews)

 ![Paubox](https://images.g2crowd.com/uploads/product/hd_favicon/57b768928a3f3f68b3afeb8a9c97e31b/paubox.svg "Paubox")

[
Paubox
](/products/paubox/reviews)

 ![N-able Mail Assure](https://images.g2crowd.com/uploads/product/hd_favicon/928b13dfa0058727f6a4de7532b1a0c8/n-able-mail-assure.svg "N-able Mail Assure")

[
N-able Mail Assure
](/products/n-able-mail-assure/reviews)

**Thunderbird Alternatives**

 ![Front](https://images.g2crowd.com/uploads/product/hd_favicon/1fe01c88159eb52ed7e93d98cdce08a5/front.svg "Front")

[
Front
](/products/front/reviews)

 ![Spike](https://images.g2crowd.com/uploads/product/hd_favicon/ad8d6b14c633bf13965f58ef40a77f0f/spike.svg "Spike")

[
Spike
](/products/spike/reviews)

 ![Mailbird](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_53eb6f8d708e7c322d572e28b89709cc/mailbird.png "Mailbird")

[
Mailbird
](/products/mailbird/reviews)

 ![BlueMail](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_ea674f9d92a760d473952ccec1d4bc02/bluemail.jpg "BlueMail")

[
BlueMail
](/products/bluemail/reviews)

## Mimecast Mailbox Continuity vs Thunderbird

When assessing the two solutions, reviewers found Thunderbird easier to use, set up, and administer. Reviewers also preferred doing business with Thunderbird overall.

- Reviewers felt that Thunderbird meets the needs of their business better than Mimecast Mailbox Continuity.
- When comparing quality of ongoing product support, reviewers felt that Mimecast Mailbox Continuity is the preferred option.
- For feature updates and roadmaps, our reviewers preferred the direction of Thunderbird over Mimecast Mailbox Continuity.