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Head-to-head · Enterprise Information Archiving Software

Mimecast Cloud Archive vs ZL Unified Archive

  • Updated Oct 2026
  • Both researched from official sources
  • 1 check side by side
Higher score Mimecast Cloud Archive #1 in Enterprise Information Archiving Software 9.3/10 Pricing on request ✓ 1 of 5 features Visit Mimecast

Mimecast Cloud Archive leads on 0 checks, ZL Unified Archive on 0, and 1 is even. Who comes out ahead on the 1 yes/no, price and count check where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreMimecast Cloud Archive · 9.3/10

Mimecast Cloud Archive scores higher on our rubric for enterprise information archiving software: 9.3 against 8.7 out of 10; our editors rank them #1 and #6.

Mimecast Cloud Archive is the better fit for large organizations needing established cloud archiving. ZL Unified Archive is the better fit for enterprises consolidating archives across legacy systems.

  • Mimecast Cloud Archive fits best

    Large organizations needing established cloud archiving

  • ZL Unified Archive fits best

    Enterprises consolidating archives across legacy systems

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Side by side

Feature Mimecast Cloud Archive 9.3/10 Visit ↗ ZL Unified Archive 8.7/10 Visit ↗
At a glance
Editor score 9.3 8.7
Ranking #1 in Enterprise Information Archiving Software #6 in Enterprise Information Archiving Software
Best for Large organizations needing established cloud archiving Enterprises consolidating archives across legacy systems
Pricing model Paid Paid
Starting price Pricing on request Pricing on request
Free plan Not checked yet Not checked yet
Free trial — —
Deployment Cloud Cloud, Self-hosted
Platforms Web Web
Integrations 6 integrations 17 integrations
Features Mimecast Cloud Archive 1/5 · ZL Unified Archive 1/5
Email archiving Not checked yet Not checked yet
Collaboration sources Not checked yet Not checked yet
Retention controls Not checked yet Not checked yet
Legal hold ✓ ✓
Search and export Not checked yet Not checked yet
Specs
Deployment Cloud Not checked yet
Our review
Pros
  • Policy-driven retention, legal hold, and eDiscovery case management
  • Near-real-time search across archived email and collaboration data
  • Triplicate storage across geographically diverse data centers
  • Centralizes retention policies, legal holds, and archived content.
  • Archives email, files, collaboration data, and legacy sources.
  • Combines deduplication with records management and eDiscovery workflows.
Cons
  • Pricing requires a sales quotation rather than a public plan comparison
  • Export is supported, but specific export formats are not documented
  • The service is cloud-based and lists web as its platform
  • Pricing requires contacting sales.
  • Its enterprise focus may not suit smaller organizations.
  • Cloud, on-premises, and hybrid options can require deployment planning.
Our verdict

Mimecast Cloud Archive is a cloud-based service for archiving email and collaboration data, aimed at organizations managing retention, compliance, legal discovery, and business continuity. It stores inbound, outbound, and internal email…

Read the review →

ZL Unified Archive brings email, files, collaboration content, social media, and legacy data into a centralized repository. ZL Technologies positions it for enterprises that need consistent information governance across older and newer…

Read the review →
  1. Mimecast Cloud ArchiveEnterprise Information Archiving Software 9.3Pricing on request
  2. ZL Unified ArchiveEnterprise Information Archiving Software 8.7Pricing on request

Strengths and trade-offs

  • Mimecast Cloud Archive — where it wins

    • Policy-driven retention, legal hold, and eDiscovery case management
    • Near-real-time search across archived email and collaboration data
    • Triplicate storage across geographically diverse data centers

    Where it doesn't

    • Pricing requires a sales quotation rather than a public plan comparison
    • Export is supported, but specific export formats are not documented
    • The service is cloud-based and lists web as its platform
  • ZL Unified Archive — where it wins

    • Centralizes retention policies, legal holds, and archived content.
    • Archives email, files, collaboration data, and legacy sources.
    • Combines deduplication with records management and eDiscovery workflows.

    Where it doesn't

    • Pricing requires contacting sales.
    • Its enterprise focus may not suit smaller organizations.
    • Cloud, on-premises, and hybrid options can require deployment planning.
  • Mimecast Cloud Archive9.3/10 · Pricing on request

    Enterprise archiving with policy-driven retention, legal hold, and collaboration capture.

    Visit MimecastFull verdict →
  • ZL Unified Archive8.7/10 · Pricing on request

    A centralized archive for enterprises managing content across legacy and modern systems.

    Contact ZL TechFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update