Viz RV/LV vs Steth IO

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 Viz.ai
VS
by STRATOSCIENTIFIC

AI Verdict

Viz RV/LV is an AI-powered tool for automated CTPA analysis to stratify pulmonary embolism risk, focusing on image-based ventricular measurements and care coordination. Steth IO, conversely, is a smartphone-based stethoscope that digitizes auscultation for real-time visualization, recording, and sharing of heart and lung sounds, emphasizing telemedicine and remote monitoring. While both leverage AI in cardiology and pulmonology, their distinct data inputs (CT scans vs. acoustic sounds) and primary functionalities make them complementary rather than directly competing diagnostic solutions.

Choose Viz RV/LV if…

Choose Viz RV/LV if your primary need is rapid, AI-driven risk stratification for suspected pulmonary embolism directly from CTPA scans. This tool is ideal for emergency departments and critical care settings requiring automated, objective right-to-left ventricular ratio measurements to quickly inform treatment decisions and coordinate care teams.

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Choose Steth IO if…

Choose Steth IO if you require a versatile, portable solution for enhancing auscultation in telemedicine, remote patient monitoring, or general clinical practice. This smartphone-powered stethoscope allows for real-time visualization, recording, and secure sharing of heart and lung sounds, significantly improving diagnostic accuracy and facilitating specialist consultations from any location.

View Steth IO →

Reviewed by Pouyan Golshani, MD — Interventional Radiologist

Quick Comparison

Feature Viz RV/LV Steth IO
Pricing Not publicly available Customized pricing; subscription-based for steth io spot.
Deployment Cloud-based Mobile app, Cloud-based system.
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

Steth IO

Steth IO offers a highly intuitive and user-friendly experience by transforming a familiar smartphone into a diagnostic tool, complete with real-time visualization and easy sharing capabilities. Its mobile nature and direct patient engagement features make it readily accessible at the point of care. Viz RV/LV, while streamlining complex radiology workflows, operates more within existing hospital IT infrastructure rather than offering a novel, direct user interface experience for clinicians.

Clinical Value

Viz RV/LV

Viz RV/LV demonstrates superior clinical value with published data showing a significant 74% reduction in in-hospital mortality rates for pulmonary embolism patients. It provides highly accurate, automated RV/LV ratio measurements from CTPA scans, crucial for rapid risk stratification. While Steth IO enhances diagnostic accuracy through audio-visual data, it primarily augments traditional auscultation and lacks comparable direct patient outcome improvements in the provided information.

Pricing & Value

Steth IO

Steth IO offers transparent and accessible pricing, including a device purchase for $99.00 and an annual membership for Steth IO Spot at $15/month, making it a cost-effective solution. Viz RV/LV's pricing is not publicly available and typically involves high-cost enterprise-level subscriptions, ranging from $50,000 to over $1 million annually for hospitals. Although Viz.ai has CMS reimbursement, Steth IO's clear, lower-cost model provides more immediate value transparency.

Enterprise Readiness

Viz RV/LV

Viz RV/LV is built for enterprise-scale deployment, offering seamless integration with EHR, PACS, and radiology worklist systems, and explicitly states HIPAA compliance with a Business Associate Agreement (BAA). Its robust infrastructure supports system-wide care coordination across thousands of hospitals. Steth IO, while cloud-based and mobile, indicates that the 'user is responsible for compliance' and has a 'HIPAA warning for email export,' suggesting a less comprehensive enterprise-level compliance and integration strategy.

Innovation

Viz RV/LV

Viz RV/LV leverages sophisticated AI algorithms for automated critical diagnostic measurements and intelligent care coordination, a pioneering approach recognized by multiple Edison Awards and inclusion in Fast Company's Most Innovative Companies. It also received the first de novo FDA approval for AI computer-aided triage. Steth IO's innovation lies in transforming a smartphone into a digital stethoscope, which is clever, but Viz.ai's consistent industry recognition for groundbreaking AI in clinical workflows sets it apart.

Support & Docs

Viz RV/LV

Viz.ai provides extensive customer support, including dedicated customer success teams, implementation experts, and 24/7 on-call clinical specialists, alongside a comprehensive support center and educational resources like 'Viz Academy.' Steth IO offers standard customer service contact via email and a one-year hardware warranty. However, it does not detail the same depth of dedicated, multi-faceted support for its users as Viz.ai.

Feature-by-Feature

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

Feature Viz RV/LV Steth IO
Product Name Viz RV/LV Steth IO
Company Viz.ai STRATOSCIENTIFIC
Description Summary FDA-cleared AI algorithm for automated right and left ventricular diameter measurements from CTPA scans for pulmonary embolism risk stratification. FDA-cleared smartphone stethoscope that transforms a mobile device into a diagnostic aid for hearing, visualizing, recording, and sharing heart and lung sounds.
Core Functionality Automated RV/LV ratio measurement from CTPA scans for PE risk stratification Real-time visualization, recording, and sharing of heart and lung sounds via smartphone stethoscope
Key Technology AI algorithm for identification and measurement of heart ventricles Smartphone-powered stethoscope hardware and app with digital filters
Specialties Emergency Medicine, Pulmonology, Radiology Cardiology, Internal Medicine, Pulmonology

Videos

Demos, reviews, and walkthroughs featuring Viz RV/LV and Steth IO.

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Frequently Asked Questions

Viz RV/LV seamlessly integrates into radiology workflows by automating CTPA analysis for pulmonary embolism risk stratification, providing rapid AI-powered alerts and care coordination. Steth IO transforms a smartphone into a diagnostic stethoscope, integrating into physical exams, telemedicine, and remote monitoring to enhance auscultation and facilitate remote patient care.
Viz RV/LV, as part of the Viz PE Solution, integrates with EHRs to push alerts and relevant contextual data from CTPA analysis to care teams, streamlining clinical workflows. Steth IO allows recording and saving patient exams, with a platform designed for secure data sharing, enabling export of auscultation data for inclusion in EHRs.
Viz RV/LV utilizes an FDA-cleared AI algorithm to accurately measure RV/LV ratios from CTPA scans, providing crucial data for rapid pulmonary embolism risk stratification. Steth IO, an FDA-cleared smartphone stethoscope, enhances diagnostic accuracy by allowing real-time visualization, recording, and digital filtering of heart and lung sounds.
Viz RV/LV is highly beneficial for Emergency Medicine, Pulmonology, and Radiology, primarily in acute settings for suspected pulmonary embolism detection and management. Steth IO is ideal for Cardiology, Internal Medicine, and Pulmonology, excelling in telemedicine, remote patient monitoring, and enhancing in-person physical examinations.
Viz RV/LV likely has a low learning curve for interpreting automated results and alerts within existing imaging review processes, offering rapid time-to-value by accelerating PE diagnosis and care coordination. Steth IO requires familiarization with its smartphone-based hardware and app interface, with value quickly realized through enhanced auscultation capabilities and remote patient engagement.
Viz RV/LV, as part of a comprehensive solution, is designed for enterprise-level deployment across multiple sites, with Viz.ai covering over 1,400 hospitals and health systems. Steth IO, being mobile and cloud-based, can scale to multiple sites, with its solution being simple, flexible, and scalable for remote patient care.

Backers

Who funded each tool's parent company.

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