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Video Conferencing · head-to-head

alfaview vs Microsoft Teams

alfaview

EU-Made

Panel rating

Sovereignty: 2 of 4 dimensions proven

Full evaluation →

Microsoft Teams

Rest of world

Panel rating

Sovereignty: not determined

Full evaluation →

The written short answer is being updated after a re-evaluation. The scores below are current.

Read this comparison as one judge. Each weighs the same scores by what they care about.

The Skeptic

Has read many pages claiming end-to-end encryption and wants the sentence that says which meetings, on which plan, with what turned off. Also reads for the participant cap, the dial-in minutes, and where recording storage stops being free.

alfaview

This judge's pick

Microsoft Teams

Criterion by criterion

The meeting itself

alfaview

Capacity is published per plan (100/300/500 per room, >500 as a bookable add-on) with 50 breakout rooms per room and simultaneous screen sharing — that clears rubric level 5 on scale and features. But nowhere does the evidence evidence moderation controls, a waiting room, adaptive bitrate, or what happens on a bad connection, which caps it well below 8.

Microsoft Teams

The hard numbers a buyer can hold onto are 300 participants and a 30-hour meeting duration, published per plan, plus apps for computer, tablet and phone, meeting apps and room hardware. Beyond that I found no public information on screen sharing, breakout rooms, host moderation, waiting rooms, or behaviour on constrained connections — the mechanics that decide whether a call survives a bad network.

Encryption & meeting access

alfaview

What is documented is BSI-guideline TLS for transport plus encryption of server disks — vendor-held keys, no end-to-end encryption claimed anywhere, no key handling, no per-meeting passcode or lobby. I credit 2FA and the 'closed temporary meeting rooms' capability slightly over rubric level 3, but no sentence says which meetings are encrypted against whom.

Microsoft Teams

One line — data encryption for meetings, chats, calls and files — with no mechanism named behind it, and a free Entra ID tier that is directory identity, not meeting admission. I found no public information on end-to-end encryption, key handling, lobbies, per-meeting passcodes, or a plain statement of what the vendor can technically see.

Reach & accessibility

alfaview

Browser joining across four browsers, apps for every major platform, guests in test rooms without an account, and dial-in — but dial-in is an unpriced add-on with no numbers listed, and live translation (50 h/month) is not captions. There is no accessibility statement, no keyboard/screen-reader evidence and no low-bandwidth documentation at all, so it sits between rubric level 3 and 5.

Microsoft Teams

Dial-in comes as a free add-on with a global dial-in number, published minutes (3,000 for the US, UK and Canada, 1,200 elsewhere) and an optional 600-minute international plan; live captions cover over 30 languages on business plans — English only on Essentials — with translation up to 41 languages behind Teams Premium. Apps span computer, tablet and phone and web-plus-mobile-only is itself a plan tier, but I found no public information on guest joining by link, keyboard and screen-reader operation, an accessibility statement, or low-bandwidth behaviour.

Recordings, retention & admin control

alfaview

Recording is local-only and included, which at least means no vendor-held recording storage to govern, and transcription data is pledged not to train models. But nothing says who may record, whether participants are notified, what retention applies, or that any admin policy or works-council switch exists — the evidence is silent on every governance mechanism the criterion asks for.

Microsoft Teams

A recording is personal data about everyone in the room, and I found no public information on who may record, whether participants are notified, where recordings are stored, or any retention rule or organisation-wide policy. The only adjacent facts are that cancelling a subscription deletes associated data and that a privacy dashboard exists for exercising rights.

Integrations & deployment

alfaview

One calendar integration (Outlook/Microsoft 365 only), an API marked 'included' without any documentation of what it exposes, MSI packages, and streaming to the customer's own server. No SSO/SAML/OIDC, no SCIM, no webhooks, no SDK, no room systems and no self-hosted option are evidenced — above rubric level 3 for the API and deployment aids, far below 8.

Microsoft Teams

The API surface is genuinely documented — Microsoft Graph REST with SDKs, code samples, Teams bots, change notifications and PowerShell provisioning — and room support is real through Teams Rooms and certified devices from Yealink, Crestron, Lenovo, Polycom and AudioCodes. Identity ships as a free Entra ID tier, but I found no public information on SCIM provisioning, an embeddable meeting SDK, calendar integration stated for scheduling, or any self-hosted or private-cloud deployment option.

European sovereignty

alfaview

The imprint gives a German contracting entity (alfaview GmbH, Karlsruhe, HRB 730903 Mannheim), the homepage claims German datacenters with ISO 27001 and a BSI label, and the CLOUD Act claim is stated plainly. But no subprocessor is ever named, the datacenter infrastructure is unnamed, ownership is unknown — and the sovereignty pipeline itself could not confirm residency or jurisdiction from captured pages — so rubric level 8's published subprocessor list and named infrastructure are simply absent.

Microsoft Teams

The vendor is US-based and its privacy statement reserves storage and processing of personal data in the customer's region, in the United States and in any other jurisdiction where Microsoft, its affiliates or its service providers operate facilities, with the EU-US Data Privacy Framework as the safeguard. Subprocessors appear only as unnamed vendors acting on Microsoft's behalf, and Microsoft Ireland Operations Limited is named as a contact, not as the contracting entity — I found no public information confirming an EU contracting party, EU-only processing, or a published subprocessor list.

Pricing transparency

alfaview

Per-room prices are public (1/3,90/9,90 € excl. VAT, annual), the licensing model per room rather than per participant is explained, capacity per room is stated, and local recording means no storage line item. But dial-in is 'zubuchbar' with no rate, >500 participants is an unpriced add-on, and enterprise is on request — I can compute the room invoice, not a single dial-in minute, which is rubric level 5 exactly.

Microsoft Teams

Per-user prices are public and specific — Teams Essentials at 3,50 € Benutzer/Monat, Business Basic at 6,07 €, Business Standard with Copilot at 20,36 €, the Teams Premium add-on at 8,70 € — each with annual billing, auto-renewal and VAT excluded stated, alongside a 300-participant capacity, a 30-hour cap, per-plan cloud storage, dial-in as a free add-on with published minutes, a Communications Credits prepaid wallet for pay-per-minute charges, a one-month trial with auto-conversion and a 7-day proportional refund. What keeps it short of full computability: I found no public information on an invoice calculator, per-region dial-in rates beyond free dial-out to USA/Canada, or recording storage priced as its own line.

Sovereignty, side by side

Dimension alfaview Microsoft Teams
Legal entity Incorporated in DE Not determined
Ownership Not determined Not determined
Data residency EU only Not determined
Subprocessors Not determined Not determined

Facts, side by side

Only facts both products carry under the same definition — anything else would not be a fair row.

Pricing · Free trial 30 · alfaview Free 500 Special · yes · yes1

captured 30 Sep 2026 · Report an error

yes · 1 · yes2

captured 16 Sep 2026 · Report an error

Product · Platforms Windows · macOS · Linux · iPhone · iPad · Android · Web1

captured 30 Sep 2026 · Report an error

computer, tablet, or phone3

captured 1 Oct 2026 · Report an error