Study Watch vs Eko Low Ejection Fraction Tool (ELEFT)

Similar category, different focus. These tools serve overlapping but distinct needs. Comparability 65/100 Comparability is an AI-graded 0–100 score of how directly these two tools compete — higher means a more apples-to-apples comparison.
by Verily
VS

AI Verdict

Study Watch is designed for continuous, multi-parameter physiological monitoring in clinical research, providing extensive data for analysis over time. In contrast, the Eko Low Ejection Fraction Tool offers a point-of-care AI algorithm that integrates with digital stethoscopes to assist clinicians in rapidly detecting low ejection fraction during routine exams. While both leverage AI in cardiology, Study Watch focuses on comprehensive data collection for research, whereas ELEFT provides immediate diagnostic support for a specific cardiac condition.

Choose Study Watch if…

Choose the Verily Study Watch if your clinical research requires continuous, long-term physiological monitoring with a diverse set of sensor data, including ECG, heart rate, and movement. This device is ideal for studies needing detailed, multi-modal data collection for in-depth analysis and the identification of subtle physiological changes over extended periods.

View Study Watch →

Choose Eko Low Ejection Fraction Tool (ELEFT) if…

Choose the Eko Low Ejection Fraction Tool (ELEFT) if you need a rapid, AI-powered screening solution to aid in the early detection of low ejection fraction during routine physical examinations. This tool is best suited for clinicians seeking to quickly identify patients at risk for heart failure within a standard clinical encounter, leveraging integrated digital stethoscope technology.

View Eko Low Ejection Fraction Tool (ELEFT) →

Reviewed by Pouyan Golshani, MD — Interventional Radiologist

Quick Comparison

Feature Study Watch Eko Low Ejection Fraction Tool (ELEFT)
Deployment The Study Watch is a wrist-worn, multi-sensor wearable device used for data collection in clinical trials. Data from the watch is encrypted and sent securely to the Verily Cloud using a USB syncing and charging cradle and a wireless connectivity bridge (Verily Study Hub). Unknown
FDA Status Cleared AI-estimated Cleared AI-estimated

Head-to-Head

AI-generated assessment across six dimensions based on each tool's documented features and compliance posture. Grounded in public data — not a substitute for hands-on evaluation.

Usability

Eko Low Ejection Fraction Tool (ELEFT)

ELEFT integrates directly into a familiar clinical workflow using a stethoscope, providing rapid, actionable results within 15 seconds during a routine physical exam. This offers superior usability for clinicians compared to the Study Watch, which is a wearable primarily for continuous data collection in clinical research settings.

Clinical Value

Eko Low Ejection Fraction Tool (ELEFT)

ELEFT provides immediate, actionable clinical value by aiding in the early detection of a critical condition (low ejection fraction) during routine patient encounters, potentially leading to earlier intervention and improved patient outcomes. While Study Watch offers valuable continuous data for research, its direct clinical impact on immediate patient care is less pronounced than ELEFT's diagnostic support.

Pricing & Value

Tie

Both tools lack public pricing transparency, making a direct comparison of their cost-effectiveness impossible. Both are positioned as enterprise or partnership solutions, suggesting customized pricing models rather than standardized rates. Without specific financial details, it is not possible to definitively determine which offers better value.

Enterprise Readiness

Eko Low Ejection Fraction Tool (ELEFT)

Both tools demonstrate strong enterprise readiness with FDA clearance, cloud deployment, and HIPAA compliance with BAAs. However, Eko Health explicitly states MDSAP and ISO 13485:2016 certifications, which further underscore its commitment to quality management systems and regulatory compliance for enterprise deployments.

Innovation

Study Watch

Study Watch demonstrates broader innovation through its multi-sensor, continuous physiological monitoring capabilities, collecting a rich and diverse dataset for clinical research and advanced machine learning analysis. This foundational approach to comprehensive data acquisition pushes the boundaries of understanding health and disease more broadly than ELEFT's targeted diagnostic algorithm.

Support & Docs

Eko Low Ejection Fraction Tool (ELEFT)

Eko Health provides a more comprehensive and publicly accessible support ecosystem for ELEFT, including a detailed Help Center, various direct contact options (phone, email, support tickets), and readily available user manuals. Verily's support for Study Watch appears more tailored to its research and partnership model, with less explicit public-facing support channels for individual users.

Feature-by-Feature

Detail beyond the Quick Comparison summary. For pricing, deployment, BAA, FDA, and HIPAA see the Overview tab.

Feature Study Watch Eko Low Ejection Fraction Tool (ELEFT)
Name Study Watch Eko Low Ejection Fraction Tool (ELEFT)
Company Verily Life Sciences Eko Health
Primary Purpose Non-invasive, continuous physiological monitoring in clinical research, collecting data like ECG, heart rate, and movement for analysis. FDA-cleared AI algorithm to aid clinicians in the early detection of low ejection fraction during routine physical exams.
Data Collected/Analyzed ECG, heart rate, electrodermal activity, inertial movements ECG and heart sound recordings
Device Type/Integration Prescription-only, sensor-based wearable device AI algorithm that integrates with Eko digital stethoscopes
Key Feature Highlight Continuous physiological monitoring, long battery life (up to one week), on-demand single-channel ECG, irregular pulse monitor. AI-powered low ejection fraction detection, provides results in approximately 15 seconds, aids in early identification of heart failure risk.

Videos

Demos, reviews, and walkthroughs featuring Study Watch and Eko Low Ejection Fraction Tool (ELEFT).

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Frequently Asked Questions

The Verily Study Watch is a prescription-only wearable device designed for non-invasive, continuous physiological monitoring in clinical research, collecting data like ECG, heart rate, and movement. The Eko Low Ejection Fraction Tool (ELEFT) is an FDA-cleared AI algorithm that integrates with Eko digital stethoscopes to aid clinicians in the early detection of low ejection fraction, a key indicator of heart failure, during routine physical exams.
The Verily Study Watch is a wearable device that continuously monitors and collects data such as ECG, heart rate, electrodermal activity, and inertial movements. The Eko Low Ejection Fraction Tool (ELEFT) integrates with Eko digital stethoscopes to analyze ECG and heart sound recordings to detect low ejection fraction.
The Verily Study Watch is relevant for Cardiology, Neurology, and Sleep Medicine, primarily for continuous monitoring in clinical research. The Eko Low Ejection Fraction Tool is aimed at Cardiology, Family Medicine, and Internal Medicine, assisting in the early identification of heart failure risk during routine physical exams.

Backers

Who funded each tool's parent company.

Eko Low Ejection Fraction Tool (ELEFT)

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