Robot model
Circular Ring 2
The Circular Ring 2 is a smart ring that collects heart rate, HRV, SpO2, skin temperature, sleep stages, and activity metrics.
- Manufacturer
- Circular
- Form factor
- biometric
- Maturity
- commercial
- Lifecycle
- active
- Deployments
- 2
- Website
- circular.xyz ↗
The verified answer
As of Oct 2026, DEPLOY verifies Circular Ring 2, a biometric by Circular (commercial): 2 verified deployments on record. 1 source back the record.
Overview
The Circular Ring 2 is a smart ring that collects heart rate, HRV, SpO2, skin temperature, sleep stages, and activity metrics. Circular has not published a comprehensive privacy policy addressing how biometric health data is stored, encrypted, retained, sold, or shared. Sold at approximately $299.
Verified vs. claimed
- Maturity stage
- commercial(Commercially deployed with revenue-generating operations.)
- Sources on file
- View all sources →
Key facts
Price
Sensor suite
Privacy policy
Data & sources
Web sources
1
1 source backing this record.View all →
Pricing
No verified price is on record for Circular Ring 2. Physical-AI systems are often sold through enterprise contracts or operated as a service rather than at a public list price.
Deployments (2)
- Circular Ring 2 at France, Europeoperational
Commercial product — available for purchase in this market.
- Circular Ring 2 at Germany, Europeoperational
Commercial product — available for purchase in this market.
Circular Ring 2 on the deployment map
View the global mapWhere Circular Ring 2 is verified operating. Explore the deployment map by place and type.
Recent activity
Every change to this record is dated, sourced, and independently verified where marked.
- Record createdJun 17, 2026
Added to the verified registry
- Deployment verifiedVerifiedJun 1, 2024
at France, Europe
- Deployment verifiedVerifiedJun 1, 2024
at Germany, Europe
Safety record
No incidents on record for Circular Ring 2.
Only active incidents are counted. Retracted incidents are excluded from this summary but remain reachable at their canonical URLs.
Sources (1)
Common questions
What is Circular Ring 2?
How much does Circular Ring 2 cost?
Is Circular Ring 2 actually deployed in the real world?
Who makes Circular Ring 2?
Where is Circular Ring 2 deployed?
Can you buy Circular Ring 2?
What are alternatives to Circular Ring 2?
How does Circular Ring 2 compare to Blackrock Neuroport Array?
Is Circular Ring 2 a top biometric?
What is Circular Ring 2's maturity stage?
Is Circular Ring 2 safe?
Methodology: Verified · 1 source (no primary) · last reviewed 2026-06-28
Verification posture
Verified
Low confidence
Review state
Stable
Last reviewed 2026-06-28
Maturity + lifecycle
Maturity stage: commercial
Lifecycle: active
Architectural position
Cohort: biometric
Sources by quality tier
- 1
- unclassified
- Unclassified source
The framework is documented at /methodology. Corrections at /corrections. Reviewer: DEPLOY editorial team.
Methodology surface for Circular Ring 2.Recent coverage
Circular Ring 2 in third-party press
Attention vs reality over time
Media mentions per month (area) against verified deployment events (dots). A press spike over a flat deployment line is the hype gap, drawn over time.
In the press
Recent coverage mentioning Circular Ring 2 from third-party publications. Automatically surfaced; not part of the verified registry record.
Machine-readable surfaces
- Markdown mirror: /models/circular-ring-2.md
- JSON-LD: embedded in this page’s head
- REST API: /v1/models/ba1b9900-2261-48c8-b48e-36c14970b3ff
- Revision history: /models/circular-ring-2/history
- Data documentation: /data
- Query this programmatically: Deploy MCP
Video
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Reality vs attention
Circular Ring 2 draws attention at the 40th percentile but verifies reality at the 63rd percentile among biometric robots. Hype Gap -22.5, 19th widest among biometric robots.
6-month trend
Analysis
Limited independent press and video coverage to date.
Signal flags
Dimension breakdown
Verified signal
Attention (reach, not merit)
DEPLOY Intelligence scores are computed from verified registry data: confirmed deployments, disclosed funding rounds, regulatory filings, active job listings, video viewership, and press coverage. Confidence ratings reflect data availability. Scores update nightly.
DEPLOY Indices — verified vs claimed
Last computed: Oct 3, 2026