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Alcatel-Lucent Rainbow vs Siemens Unified Communications as a Service comparison

Alcatel-Lucent Enterprise and Siemens are both solutions in the Unified Communications as a Service category. Alcatel-Lucent Enterprise is ranked #4, while Siemens is ranked #14. Alcatel-Lucent Enterprise holds a 12.0% mindshare in UCS, compared to Siemens’s 0.7% mindshare.
Alcatel-Lucent Rainbow
  • 171 Views
  • 88 Comparison Views
Siemens Unified Communicati...
  • 38 Views
  • 7 Comparison Views

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

Alcatel-Lucent Rainbow
Ranking in Unified Communications as a Service
4th
Average Rating
0.0
Number of Reviews
0
Ranking in other categories
No ranking in other categories
Siemens Unified Communicati...
Ranking in Unified Communications as a Service
14th
Average Rating
0.0
Number of Reviews
0
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of June 2025, in the Unified Communications as a Service category, the mindshare of Alcatel-Lucent Rainbow is 12.0%, up from 9.2% compared to the previous year. The mindshare of Siemens Unified Communications as a Service is 0.7%, down from 0.9% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Unified Communications as a Service
 

Comparisons

Alcatel-Lucent OpenTouch vs Alcatel-Lucent Rainbow Logo
Alcatel-Lucent OpenTouch vs Alcatel-Lucent Rainbow
Compared 100% of the time
More Alcatel-Lucent Rainbow Competitors
No data available
 

Also Known As

Alcatel Lucent Rainbow
No data available
 

Overview

The Rainbow app is a cloud-based UC service (UCaaS) that makes additional collaboration services available to users, regardless of their existing communications systems. ... Rainbow takes a hybrid cloud approach, integrating with Alcatel-Lucent OXO Connect and OmniPCX Enterprise, as well as non-ALE PBXs.

Alcatel-Lucent Enterprise
Unified Communications (UC) solutions focus on embedding communication and collaboration into business processes. This increases workplace productivity and effectiveness. UC solutions should be software-based, open, extensible and support the customer's choice of services. These elements are controllable as software services, or from the customer's existing business application software.
Siemens
 

Sample Customers

Blickle and Scherer, Loughborough University, CSF Inox, Caritas Speyer
SCM Group, Ural Optical & Mechanical Plant
See our list of best Unified Communications as a Service vendors.

We monitor all Unified Communications as a Service reviews to prevent fraudulent reviews and keep review quality high. We do not post reviews by company employees or direct competitors. We validate each review for authenticity via cross-reference with LinkedIn, and personal follow-up with the reviewer when necessary.