Tempus ECG-Low EF vs Zio AT ECG Monitoring System

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 Tempus
VS
by iRhythm Technologies, Inc.

AI Verdict

Tempus ECG-Low EF is designed for rapid identification of low LVEF from a single 12-lead ECG to assess heart failure risk, integrating into existing clinical workflows. In contrast, the Zio AT ECG Monitoring System provides continuous, long-term wearable ECG monitoring with AI for comprehensive arrhythmia detection over several days. Therefore, Tempus is suited for point-in-time heart failure risk assessment, while Zio AT is for extended arrhythmia surveillance.

Choose Tempus ECG-Low EF if…

Choose Tempus ECG-Low EF if you need to quickly screen patients aged 40 or older for signs of low left ventricular ejection fraction (LVEF ≤40%) using a standard 12-lead ECG. This tool is ideal for aiding in the early identification of heart failure risk within a clinical diagnostic setting.

View Tempus ECG-Low EF →

Choose Zio AT ECG Monitoring System if…

Choose Zio AT ECG Monitoring System if you require continuous, long-term ECG monitoring for up to 14 days to detect and characterize intermittent arrhythmias. This wearable system is best suited for patients experiencing symptomatic or asymptomatic cardiac events that may not be captured by a brief, in-office ECG.

View Zio AT ECG Monitoring System →

Reviewed by Pouyan Golshani, MD — Interventional Radiologist

Quick Comparison

Feature Tempus ECG-Low EF Zio AT ECG Monitoring System
Pricing Unknown Contact for pricing
Deployment Integrates with current ECG platforms and electronic health records (EHRs). Cloud-based (data analytics and clinician portal)
BAA Available Unknown Yes AI-estimated
FDA Status Cleared AI-estimated Cleared AI-estimated
HIPAA Unknown Yes 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

Tempus ECG-Low EF

Tempus ECG-Low EF integrates directly into existing healthcare facility workflows, analyzing standard 12-lead ECGs to provide a simple binary output. This approach likely minimizes disruption and additional training for clinicians compared to the Zio AT system, which involves a wearable device, patient education, and a separate clinician portal for data management and report interpretation.

Clinical Value

Zio AT ECG Monitoring System

While Tempus ECG-Low EF provides valuable early identification of heart failure risk from a standard ECG, the Zio AT ECG Monitoring System offers more comprehensive and definitive clinical value. Its continuous, long-term monitoring for up to 14 days significantly increases the detection of both symptomatic and asymptomatic arrhythmias, which are often missed by shorter monitoring periods, leading to a higher diagnostic yield and more actionable clinical decisions.

Pricing & Value

Zio AT ECG Monitoring System

While specific pricing for both tools is not publicly disclosed, the Zio AT ECG Monitoring System demonstrates strong economic value by offering a higher diagnostic yield for arrhythmias and reducing the need for repeat testing compared to shorter monitoring methods. This can lead to more timely and effective treatment, potentially offsetting its service fees. Tempus ECG-Low EF offers value in early risk identification, but its impact on downstream costs is less explicitly detailed in the provided information.

Enterprise Readiness

Tie

Both tools demonstrate strong enterprise readiness with FDA clearance, HIPAA compliance, and BAA availability. Tempus ECG-Low EF benefits from direct integration into existing healthcare facility workflows, simplifying adoption for augmenting current ECG analysis. Zio AT, with its cloud-based platform, clinician portal, and patient app, is well-suited for scalable remote monitoring programs, offering a comprehensive ecosystem for distributed care.

Innovation

Tempus ECG-Low EF

Tempus ECG-Low EF demonstrates a higher degree of innovation by leveraging AI to detect signs associated with low left ventricular ejection fraction from a standard 12-lead ECG. This is particularly innovative as LVEF traditionally requires more complex imaging like echocardiography, making a widely accessible and inexpensive test significantly more powerful for early risk identification. While Zio AT's long-term wearable monitoring with AI is also innovative, Tempus ECG-Low EF represents a more novel application of AI to extract new diagnostic insights from existing data.

Support & Docs

Zio AT ECG Monitoring System

The Zio AT ECG Monitoring System explicitly details a comprehensive support ecosystem, including the ZioSuiteu00ae clinician portal for report interpretation and the MyZiou00ae patient mobile app for symptom logging, education, and timely notifications. This indicates a robust framework for user support and documentation. Tempus ECG-Low EF's documentation does not provide similar details regarding dedicated support portals or patient-facing educational tools.

Feature-by-Feature

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

Feature Tempus ECG-Low EF Zio AT ECG Monitoring System
Name Tempus ECG-Low EF Zio AT ECG Monitoring System
Company Tempus AI iRhythm Technologies, Inc.
Description FDA-cleared AI software that analyzes 12-lead ECG recordings to detect signs associated with low left ventricular ejection fraction (LVEF u226440%) in patients 40 years or older at risk of heart failure. It provides a binary output to aid clinicians in further evaluation. FDA-cleared, wearable mobile cardiac telemetry (MCT) service offering continuous, AI-powered ECG monitoring for long-term arrhythmia detection and comprehensive reporting.
Key Functionality Detects signs of low Left Ventricular Ejection Fraction (LVEF u226440%) from 12-lead ECGs Continuous, uninterrupted ECG recording for up to 14 days for arrhythmia detection
Target Condition Low Left Ventricular Ejection Fraction (LVEF u226440%) Arrhythmia detection
ECG Type Analyzed Resting, non-ambulatory 12-lead ECG recordings Continuous ECG recording via wearable patch

Videos

Demos, reviews, and walkthroughs featuring Tempus ECG-Low EF and Zio AT ECG Monitoring System.

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Frequently Asked Questions

Tempus ECG-Low EF is an FDA-cleared AI software designed to analyze 12-lead ECG recordings to detect signs associated with low left ventricular ejection fraction (LVEF u226440%) in patients 40 years or older at risk of heart failure. In contrast, the Zio AT ECG Monitoring System is an FDA-cleared wearable mobile cardiac telemetry service offering continuous, AI-powered ECG monitoring for long-term arrhythmia detection and comprehensive reporting.
Tempus ECG-Low EF analyzes resting, non-ambulatory 12-lead ECG recordings collected at a healthcare facility. The Zio AT ECG Monitoring System utilizes a wearable Zio AT patch for continuous, uninterrupted ECG recording for up to 14 days.
Tempus ECG-Low EF provides a binary output (Low LVEF Detected / Not Detected) to aid clinicians in further evaluation for low LVEF. The Zio AT ECG Monitoring System delivers comprehensive end-of-wear reports for clinicians, detailing the detection of symptomatic and asymptomatic cardiac events.
Tempus ECG-Low EF is intended for use in clinical diagnostic settings at healthcare facilities for patients 40 years or older at risk of heart failure. The Zio AT ECG Monitoring System is indicated for patients who may be asymptomatic or suffer from transient symptoms, for continuous ECG monitoring for long-term arrhythmia detection.
Tempus ECG-Low EF leverages an AI-powered algorithm trained on over 930,000 ECGs to analyze 12-lead ECGs for signs of low LVEF. The Zio AT ECG Monitoring System incorporates an FDA-cleared deep-learned AI algorithm (ZEUS System) for arrhythmia detection from continuous ECG recordings.

Backers

Who funded each tool's parent company.

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