Zio AT ECG Monitoring System vs VX1+

Similar category, different focus. These tools serve overlapping but distinct needs. Comparability 60/100 Comparability is an AI-graded 0–100 score of how directly these two tools compete — higher means a more apples-to-apples comparison.
by iRhythm Technologies, Inc.
VS
by Volta Medical

AI Verdict

Tool A, the Zio AT ECG Monitoring System, is designed for long-term, continuous ECG monitoring to detect arrhythmias, providing diagnostic information for clinicians. In contrast, Tool B, VX1+, is an AI-powered software intended for real-time assistance to electrophysiologists during cardiac ablation procedures by identifying abnormal electrograms. While both utilize AI in cardiology, they address different stages of patient care: diagnosis and monitoring versus intra-procedural guidance.

Choose Zio AT ECG Monitoring System if…

Choose Zio AT if you require long-term, continuous ECG monitoring for up to 14 days to detect and diagnose intermittent or asymptomatic cardiac arrhythmias in an outpatient setting. This system is ideal for patients needing comprehensive mobile cardiac telemetry with AI-powered analysis and detailed reporting for diagnostic clarity.

View Zio AT ECG Monitoring System →

Choose VX1+ if…

Choose VX1+ if you are an electrophysiologist performing cardiac ablation procedures for atrial fibrillation or atrial tachycardia and need real-time, AI-driven assistance to identify abnormal electrograms. This tool is best suited for enhancing procedural efficacy by providing immediate insights during the ablation process, integrating seamlessly with your existing EP lab equipment.

View VX1+ →

Reviewed by Pouyan Golshani, MD — Interventional Radiologist

Quick Comparison

Feature Zio AT ECG Monitoring System VX1+
Pricing Contact for pricing Unknown
Deployment Cloud-based (data analytics and clinician portal) Software, compatible with most multipolar catheters and mapping technologies used in operating rooms or electrophysiology labs.
BAA Available Yes AI-estimated Unknown
FDA Status Cleared AI-estimated Cleared AI-estimated
HIPAA Yes AI-estimated Unknown

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

Zio AT ECG Monitoring System

Zio AT offers a comprehensive and patient-centric user experience, featuring a comfortable, discreet wearable patch, a supportive patient mobile app for symptom logging and education, and a dedicated clinician portal. Its design prioritizes ease of use and high patient compliance, allowing for seamless integration into daily life. While VX1+ provides a simple interface for clinicians during procedures, Zio AT's broader and more extensively documented usability for both patients and clinicians gives it an advantage.

Clinical Value

VX1+

While Zio AT demonstrates strong clinical value in diagnostic yield and improved patient outcomes through early arrhythmia detection, VX1+ (and its related AF-Xplorer) has shown superior efficacy in a large-scale randomized controlled trial (TAILORED-AF) for improving ablation outcomes in persistent atrial fibrillation. This direct impact on procedural success and long-term disease-free rates for a complex interventional therapy gives it a slight edge in clinical value.

Pricing & Value

Zio AT ECG Monitoring System

Although both tools have undisclosed pricing, Zio AT provides extensive information regarding its reimbursement process, established CPT codes, and patient financial assistance programs. Furthermore, clinical studies indicate Zio AT's cost-effectiveness by reducing follow-up appointments and the need for more invasive procedures, demonstrating clear economic value beyond just the price.

Enterprise Readiness

Zio AT ECG Monitoring System

Zio AT explicitly states its HIPAA compliance and the availability of a Business Associate Agreement (BAA), which are critical requirements for enterprise adoption in healthcare. While VX1+ is FDA-cleared and integrates with existing hospital systems, the lack of explicit statements regarding HIPAA and BAA in the provided information or search results makes Tool A demonstrably more enterprise-ready based on documented compliance.

Innovation

VX1+

While Zio AT brought significant innovation to long-term ambulatory cardiac monitoring with its wearable AI-powered patch, VX1+ represents a more cutting-edge application of AI by providing real-time, AI-driven insights to guide electrophysiologists during live cardiac ablation procedures. This direct, intra-procedural AI assistance for complex interventions is a newer and arguably more profound innovation in the field.

Support & Docs

Zio AT ECG Monitoring System

Zio AT explicitly details a robust support ecosystem, including dedicated clinician and patient mobile applications for management and education, comprehensive FAQs, instructional videos, and readily available customer service contacts and clinical documentation. While VX1+ likely has internal documentation, Tool A's publicly documented and extensive support resources for both patients and clinicians demonstrate a higher level of readily accessible support and documentation.

Feature-by-Feature

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

Feature Zio AT ECG Monitoring System VX1+
Name Zio AT ECG Monitoring System VX1+
Company iRhythm Technologies, Inc. Volta Medical
Primary Use Case Wearable mobile cardiac telemetry (MCT) service for continuous, AI-powered ECG monitoring for long-term arrhythmia detection and comprehensive reporting. AI-powered software that assists electrophysiologists in real-time identification of abnormal electrograms during cardiac ablation procedures for atrial fibrillation and atrial tachycardia.
Categories Cardiology AI, Wearables & Remote Monitoring (RPM) Cardiology AI, Surgical AI
Key AI Application FDA-cleared deep-learned AI algorithm (ZEUS System) for arrhythmia detection. Real-time identification of spatio-temporal dispersed electrograms (DEs) during AF and AT procedures; AI-driven insights to assist electrophysiologists.
Device Type / Patient Interaction Wearable Zio AT patch for continuous ECG recording; MyZiou00ae patient mobile app for symptom logging and education. Non-sterile reusable medical device (software application); integrates with existing EP recording and 3D mapping systems; no direct patient interaction specified for the device itself.

Videos

Demos, reviews, and walkthroughs featuring Zio AT ECG Monitoring System and VX1+.

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Frequently Asked Questions

The Zio AT ECG Monitoring System is designed for long-term, continuous, AI-powered ECG monitoring to detect arrhythmias in non-critical care patients. In contrast, the VX1+ software assists electrophysiologists in real-time identification of abnormal electrograms during cardiac ablation procedures for atrial fibrillation and atrial tachycardia.
The Zio AT system is cloud-based, utilizing a clinician portal and mobile app for data analytics and patient management, with data transmitted wirelessly via a gateway. The VX1+ software is a software application that integrates with existing EP recording and 3D mapping systems, such as those from Boston Scientific, GE HealthCare, and Abbott.
The Zio AT system uses an FDA-cleared deep-learned AI algorithm (ZEUS System) for continuous arrhythmia detection and comprehensive reporting of symptomatic and asymptomatic cardiac events. The VX1+ software provides AI-driven insights for real-time manual or automatic annotation of 3D anatomical and electrical maps to identify spatio-temporal dispersed electrograms (DEs) during ablation procedures.
The Zio AT system uses a wearable Zio AT patch for continuous, uninterrupted ECG recording for up to 14 days, with data transmitted wirelessly. The VX1+ software processes electrogram data in real-time from existing 510(k)-cleared catheters and specific data acquisition systems during an ongoing ablation procedure.
The Zio AT system is broadly applicable within cardiology for long-term arrhythmia detection in non-critical care patients who may be asymptomatic or experience transient symptoms. The VX1+ software is specifically designed for electrophysiologists to assist in real-time during cardiac ablation procedures for atrial fibrillation and atrial tachycardia.
The Zio AT system involves a wearable patch directly on the patient and offers a MyZiou00ae patient mobile app for symptom logging and education. The VX1+ software is an intra-procedural tool used by clinicians in the EP lab, with no direct patient-facing components beyond the standard ablation procedure itself.

Backers

Who funded each tool's parent company.

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