Tempus ECG-AF vs Withings ECG App

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 AI, Inc.
VS
by Withings

AI Verdict

Tempus ECG-AF is a clinical tool designed for healthcare facilities, utilizing 12-lead ECGs to predict the risk of atrial fibrillation in patients aged 65 or older. Conversely, the Withings ECG App is a consumer-facing mobile solution, integrated with a wearable device, for individuals to detect existing atrial fibrillation and monitor heart rate using single-lead ECGs. While both address atrial fibrillation, Tempus focuses on clinical risk stratification, and Withings on personal monitoring and detection.

Choose Tempus ECG-AF if…

Choose Tempus ECG-AF if your healthcare facility needs an AI-powered solution to proactively identify patients aged 65 or older at increased risk of developing atrial fibrillation within the next 12 months. This tool is ideal for integrating into existing clinical workflows, utilizing standard 12-lead ECGs for early risk stratification and guiding preventative follow-up within a professional medical setting.

View Tempus ECG-AF →

Choose Withings ECG App if…

Choose Withings ECG App if you are an individual seeking an accessible, over-the-counter solution for on-demand single-lead ECG recordings and immediate detection of current atrial fibrillation or high heart rate. This app, paired with a compatible Withings smartwatch, empowers personal health monitoring and allows for easy sharing of ECG reports with healthcare professionals for review.

View Withings ECG App →

Reviewed by Pouyan Golshani, MD — Interventional Radiologist

Quick Comparison

Feature Tempus ECG-AF Withings ECG App
Pricing Contact vendor Subscription-based for withings+
Deployment Software solution, integrated into healthcare facility systems with advanced cardiology algorithms. Mobile app, Web app
BAA Available Yes AI-estimated Unknown
FDA Status Yes AI-estimated Cleared AI-estimated
HIPAA Yes AI-estimated 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

Withings ECG App

The Withings ECG App (Tool B) is designed for over-the-counter use with a mobile app, emphasizing ease of recording and data sharing for individual consumers. Tempus ECG-AF (Tool A) is integrated into healthcare facility systems, suggesting a more complex, professional interface for clinical users within an existing workflow.

Clinical Value

Tempus ECG-AF

Tempus ECG-AF (Tool A) offers a predictive capability for developing AF within 12 months using a comprehensive 12-lead ECG, providing a deeper clinical insight for proactive intervention in a specific high-risk population. The Withings ECG App (Tool B) focuses on real-time detection of current AFib, sinus rhythm, and high heart rate using a single-lead wearable, which is valuable for screening but less diagnostically robust than a 12-lead analysis for predictive risk.

Pricing & Value

Tempus ECG-AF

Tempus ECG-AF (Tool A) has established CMS reimbursement pathways with a Medicare rate of $128.90, providing a clear and tangible financial value proposition for healthcare providers. The Withings ECG App (Tool B) operates on a consumer-driven model, requiring a compatible device purchase and offering an optional premium subscription, which represents a different economic model for healthcare systems.

Enterprise Readiness

Tempus ECG-AF

Tempus ECG-AF (Tool A) is explicitly designed as a software solution integrated into healthcare facility systems, indicating a strong focus on enterprise-level deployment, compliance (HIPAA, BAA, FDA), and workflow compatibility. While Withings ECG App (Tool B) is also FDA-cleared and HIPAA compliant, its mobile and over-the-counter nature positions it more for individual use rather than seamless large-scale enterprise integration into existing clinical IT environments.

Innovation

Tempus ECG-AF

Tempus ECG-AF (Tool A) demonstrates innovation through its predictive AI algorithm that assesses future AF risk from standard 12-lead ECGs, pushing the boundaries of clinical diagnostic AI for proactive care. While Withings ECG App (Tool B) innovates by democratizing medical-grade ECG monitoring on a consumer wearable, Tool A's predictive capability represents a more advanced application of AI in a clinical context for proactive patient management.

Support & Docs

Tie

Both tools offer appropriate support and documentation for their respective target audiences. Withings (Tool B) provides extensive, publicly accessible support resources for its consumer devices and apps, including installation guides, FAQs, and troubleshooting. Tempus (Tool A) offers professional support channels for its enterprise solutions, including direct email support and documentation for its AI applications and APIs. Given their different user bases, both appear to provide adequate support.

Feature-by-Feature

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

Feature Tempus ECG-AF Withings ECG App
Product Name Tempus ECG-AF Withings ECG App
Company Tempus AI, Inc. Withings
ECG Lead Type 12-lead ECG recordings Single-lead ECG recording (Lead I equivalent)
Primary Detection Focus Identifies patients aged 65 or older at increased risk of developing atrial fibrillation/flutter (AF) within the next 12 months. Detects atrial fibrillation (AFib), sinus rhythm, and high heart rate (100-150 bpm).
Target User/Patient Population Patients 65 years or older without pre-existing AF, pacemakers, ICDs, or recent cardiac surgery. Over-the-counter (OTC) use.
Training Data / ECGs Analyzed Trained on over 1.5 million ECGs from over 500,000 patients. Not specified

Videos

Demos, reviews, and walkthroughs featuring Tempus ECG-AF and Withings ECG App.

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Frequently Asked Questions

Tempus ECG-AF is designed to identify patients aged 65 or older at increased risk of developing atrial fibrillation/flutter (AF) within the next 12 months, supporting earlier identification and follow-up. In contrast, the Withings ECG App enables users to record single-channel ECGs to detect existing atrial fibrillation (AFib), sinus rhythm, and high heart rate.
Tempus ECG-AF analyzes 12-lead ECG recordings collected at a healthcare facility, compatible with FDA authorized resting 12-lead ECGs from GE Medical Systems and Philips Medical Systems. This provides a comprehensive view for risk assessment, with results interpreted in conjunction with other diagnostic information and clinical history. The Withings ECG App records single-lead ECGs (Lead I equivalent) via a compatible Withings ScanWatch, which is suitable for personal, on-demand rhythm checks.
Tempus ECG-AF is a software solution integrated into healthcare facility systems with advanced cardiology algorithms, designed to work with existing ECG platforms and EHRs. This allows for efficient routing of at-risk patients to a clinician for further diagnostic evaluation. The Withings ECG App is a mobile solution (iOS, Android) that works with Withings ScanWatch devices, allowing users to record and share ECG reports as PDFs with healthcare professionals.
Tempus ECG-AF is intended for patients 65 years or older without pre-existing AF, pacemakers, ICDs, or recent cardiac surgery, to assess their risk of developing AF within 12 months. The Withings ECG App is intended for over-the-counter (OTC) use by individuals with a compatible Withings device to detect current AFib, sinus rhythm, or high heart rate.
Tempus ECG-AF specifically identifies patients at increased risk of developing new-onset atrial fibrillation/flutter within the next 12 months. The Withings ECG App detects existing atrial fibrillation (AFib), sinus rhythm, and high heart rate (100-150 bpm) from a single-lead ECG recording.

Backers

Who funded each tool's parent company.

Withings ECG App

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