Written and fact-checked by Roman Gaufman, Founder & CEO, TetherX

WHERE MILESTONE CREAKS

Enterprise heritage. Enterprise operations cost.

Milestone is the most-installed VMS in the world for good reasons. The operating model that built that install base also makes it expensive to run and slow to adapt.

A camera swap is a licensing job

XProtect licences are pegged to camera MAC addresses, so replacing a failed camera is not just a ladder and a screwdriver. Someone reassigns the licence, and the licence attached to the camera that just went in the bin is stranded. Multiply that by a few hundred cameras reaching end of life and it becomes a standing administrative task nobody quoted for.

It expects an engineer, not an installer

Reviews and integrator threads say the same thing about XProtect commissioning: it is enterprise-complex, and it assumes someone whose job is this platform. A mid-market integrator without a dedicated VMS engineer can absolutely deliver it, and will spend the margin doing so.

The cloud spin-out came home

Milestone spun Arcules out in 2017 with Canon backing, then merged it back on 1 July 2024 alongside Canon-owned BriefCam analytics. Reading it fairly, this is consolidation rather than retreat: the September 2025 partner pricing document is coherent, and XProtect 2026 R1 shipped in April 2026 with no list-price rise. Reading it as a buyer, the cloud product has changed corporate shape twice in eight years and the on-prem heritage still sets the roadmap.

The same boardroom owns Axis

Canon has owned Milestone since 2014 and Axis Communications since February 2015, so the camera brand and the VMS answer to one parent. Neither product has stopped working with anyone else, and Milestone remains the broadest open VMS in the category. Ask the question out loud anyway when a designer pairs Axis cameras with a rival VMS, or Milestone with someone else's cameras. Canon sets the long-term priorities for both in one boardroom.

AT A GLANCE

Milestone XProtect and TetherX, question by question

The 5 questions an integrator asks on a site walk, answered for both platforms.

Question Milestone XProtect TetherX
What you do with the recorders already on site XProtect is the recorder, on a Windows Server and SQL Server the customer or the installer sizes, patches and refreshes. They stay. The TetherBox sits alongside the existing NVRs, DVRs and panels and pulls from them. It runs as software on a server the site already owns, so nobody rips out working kit to start.
What your operators see on one timeline Video first. Access control and analytics arrive through the MIP partner ecosystem rather than as part of the core product. Video, access control, intruder and automation. One operator, one timeline, one dashboard across all four.
Where the AI runs BriefCam analytics ship as an XProtect add-on since the July 2024 consolidation. Native analytics in the base product stay limited. At the edge on the TetherBox: person, vehicle and animal detection plus 63-class audio analytics, searchable across multi-site footage in seconds. The platform keeps evolving with additional analytics through the year.
What you actually pay for Per-camera perpetual licences, pegged to the camera MAC address, on an edition ladder from Express+ to Corporate. Care Plus maintenance adds roughly 18-25% of the licence a year, and is mandatory at Corporate. An annual subscription by channel count, from £100/site/year. Not per operator seat, not per analytic, and no concurrent-user cap.
What you keep if you stop paying The perpetual licence survives, but dropping Care Plus stops upgrades and patches, and a licence tied to a retired camera MAC is stranded either way. The TetherBox keeps a local interface for live view and recent footage with no Internet and no subscription, so the site is never dark.

Milestone XProtect column built from: Milestone Systems on LinkedIn, Milestone XProtect product range.

MILESTONE vs TETHERX

Enterprise on-prem versus open cloud.

Both open-camera platforms. The honest read on where each one wins and where each one costs you something.

Milestone XProtect

Strengths

Broadest tested camera support in the industry - the canonical "any camera you can buy" VMS

Deep enterprise heritage - 25 years of XProtect deployments across airports, gaming, transit and federal

Mature MIP (Milestone Integration Platform) third-party analytics partner ecosystem

Trade-offs

On-premise Windows Server + SQL Server architecture - sizing, patching, hardware refresh and Care Plus maintenance live with the customer or installer

Edition pricing ladder (Express+, Professional+, Expert, Corporate) and per-camera licences pegged to camera MAC address - feature wall at the lower editions

TetherX

Strengths

Cloud-native single platform - no separate on-prem codebase, no edition ladder, no MAC-bound licences

TetherBox at every site bridges cameras to cloud over an outbound-only tunnel - no central Windows server to host

Cloud recording optional per camera - local-only, cloud-only or both, all in one platform

Trade-offs

You have a VMS engineer on staff and you want the longest on-prem track record at airport or federal scale. Milestone XProtect is the canonical enterprise VMS.

WHICH ONE FITS

Pick the one your site points at

Find the column that describes the job in front of you.

Choose Milestone XProtect if

  • The customer has a dedicated VMS engineer and wants the longest on-prem track record in the category
  • A policy forbids cloud entirely, or the site is air-gapped
  • The deployment is one very large site where on-prem storage architecture genuinely wins
  • A specific MIP analytics partner is already central to the workflow

Choose TetherX if

  • You are running many sites and do not want a Windows server, a SQL instance and a hardware refresh at every one of them
  • Camera swaps keep turning into licence-management events and stranded MAC-bound licences
  • The customer wants cameras, alarms and doors in one place without buying an integration platform to join them
  • A mid-market budget cannot carry a perpetual licence plus a maintenance agreement plus server hardware
FAQ

Questions before you migrate off XProtect

Milestone Systems is a Danish VMS vendor acquired by Canon Inc. in 2014. Enterprise-heritage VMS with 500,000+ installations - it works, but the operating model creaks in 2026.

Why installers look around: licences are tied to each camera's MAC address (the device's unique network ID), so every camera swap is a paperwork event. Care Plus maintenance is mandatory on the Corporate edition. The product is on-prem first, with Milestone Arcules as a separate cloud arm. And four editions (Express+, Professional+, Expert, Corporate) price out smaller installers.

Recent corporate moves: the Canon-backed Arcules cloud spin-out (2017) was merged back into Milestone on 1 July 2024 alongside Canon-owned BriefCam analytics - the standalone Arcules brand is now a Milestone brand. On 1 December 2025, CEO Thomas Jensen stepped down; Jeppe Frandsen was appointed acting CEO and Canon EVP Seymour Liebman joined the Milestone board as vice-chairman, signalling tighter Canon operational grip.

Milestone XProtect uses per-device licences pegged to MAC address - swap a camera, re-license. Editions (Express+, Professional+, Expert, Corporate) have different price points and Care Plus is mandatory on Corporate. Arcules (cloud) is roughly $7-20/camera/month through resellers. TetherX is an annual platform subscription priced by channel count (from £100/site/year) through the channel partner, with cloud recording and AI as optional per-camera services - no MAC-bound licences, no Care Plus contract, no Corporate-edition gating. Replace a camera in TetherX and the channel count stays the same, the new device just takes the slot.

No. TetherX supports 1,000+ integrations and any ONVIF device - the overlap covers everything integrators actually deploy. Milestone's 14,000+ device count includes long-tail and historic devices; TetherX supports the current major brands (Hanwha, Axis, Bosch, Avigilon, Pelco, Hikvision, Dahua, Uniview, i-PRO, Mobotix, VIVOTEK and more) plus any ONVIF device, which is the practical universe.

Milestone's integration ecosystem is genuinely the broadest. TetherX integrates with the integrations that matter for security integrators - alarm panels (Texecom, Hikvision AX Pro, IP-communicator SIA/Contact ID), access control, and every major ARC platform (Immix, Sentinel, CONXTD, MASterMind, Bold Patriot Manitou, Stages, CHeKT and others). For specialist long-tail integrations Milestone wins; for the standard channel-integrator stack TetherX covers the field.

Cloud-native by default. XProtect is the on-prem Windows-server product; Milestone Arcules is the separate cloud VSaaS arm (Arcules-heritage codebase on GCP) - two products, two operating models, two sales motions.

TetherX runs every site through a TetherBox gateway (TetherBox software on an existing server or PC at the site, or a dedicated unit from the range - compact in-vehicle through to rackmount, see the range). Cameras stay on the site network behind it with no direct Internet access, and the TetherBox is the only thing that talks to the cloud. One platform, not two; the TetherBox is a thin gateway, not a Windows server.

Yes. 30 days through an integrator partner with a TetherBox, full platform access and a dedicated onboarding contact. Extensions on request. No card, no commitment.
COMPANY HISTORY

Milestone, Canon ownership and the Arcules / BriefCam consolidation

Milestone Systems was founded in 1998 in Brøndby, Greater Copenhagen. Canon Inc. acquired Milestone in 2014 and runs it as a subsidiary alongside Axis Communications (Canon-owned since 2015) and BriefCam (Canon-owned since 2018). The Axis-Milestone overlap inside the Canon portfolio is the recurring channel-conflict story - integrators commonly find an Axis-or-Milestone-only deal appearing in the same pursuit.

The biggest structural event was July 2024: Canon folded Arcules (the Milestone-incubated cloud VMS spin-out) and BriefCam (the video content analytics business) back into Milestone. Arcules' independent cloud VMS roadmap effectively ended; the surviving cloud product is the partner-gated Milestone Arcules offering (September 2025 launch). BriefCam analytics now ship as an XProtect add-on rather than a standalone product.

Per-MAC perpetual licensing + a mandatory annual Care Plus / Care Premium / Software Assurance fee remains the core commercial model. The manufacturer's site is the authoritative source for current product status.

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Across the partner network

TetherX partners hold the accreditations security-procurement buyers and insurers filter on. Coverage varies by partner.

NSI 9 ISO 9001 7 SSAIB 5 SafeContractor 5 BAFE 4 CHAS 4 ConstructionLine 4 Cyber Essentials 3 NICEIC 2 ISO 14001 2 ISO 27001 1

Counts reflect partners currently in the TetherX directory holding each accreditation.

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[1] About this comparison. Information about other vendors is drawn from their public product pages, datasheets, integrator forums (Reddit, vendor user groups), public CVE databases (NVD, CISA), publicly-listed LinkedIn company pages (headcount, headquarters, founding year, leadership transitions and corporate ownership signals) and customer conversations - accurate to the best of our knowledge as of Q2 2026. Pricing, features, security posture and policies change. A vendor may have shipped a fix, dropped a price, added a region or changed an architecture since this page was last reviewed.

If you believe anything here is inaccurate or out of date, please contact us and we will review and correct it. Trademarks and product names belong to their respective owners and are referenced here for identification only.

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