Merge PACS vs EchoNext

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 Merative
VS
by Pathway Labs

AI Verdict

Merge PACS is an enterprise-level Picture Archiving and Communication System that integrates AI insights across various imaging modalities, focusing on streamlining radiology and cardiology workflows and managing imaging data. EchoNext, on the other hand, is a specialized AI tool that specifically analyzes standard ECGs to detect hidden structural heart disease. While both operate in the Cardiology AI space, Merge PACS provides a broad imaging infrastructure with AI integration capabilities, whereas EchoNext is a focused diagnostic AI application for a specific clinical need.

Choose Merge PACS if…

Choose Merge PACS if your organization is a multi-site health system seeking an enterprise-level solution to consolidate imaging data, streamline radiology workflows, and integrate AI insights across various specialties. It is ideal for environments requiring flexible deployment options (on-premise, cloud, or hybrid) and robust integration with existing EMR/EHR, RIS, HIS, and VNA systems.

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Choose EchoNext if…

Choose EchoNext if your clinical practice or hospital aims to enhance early detection of hidden structural heart disease, including heart failure, valve disease, and pulmonary hypertension, using standard ECGs. This AI tool is particularly well-suited for broad access, from major hospitals to community practices, and integrates with the OpenEvidence clinical decision support platform for seamless workflow incorporation.

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Reviewed by Pouyan Golshani, MD — Interventional Radiologist

Quick Comparison

Feature Merge PACS EchoNext
Pricing Contact vendor Starts at $600/month
Deployment On-premise, Cloud, Hybrid Available through the OpenEvidence clinical decision support platform.
BAA Available Unknown Yes AI-estimated
FDA Status Yes AI-estimated Yes 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

Merge PACS

Merge PACS emphasizes intuitive workflows, customizable worklists, and features designed to reduce clicks and improve navigation for radiologists. Recent updates specifically address user feedback for faster and more intuitive diagnostic reading, including synchronized priors scrolling for mammography and real-time study updates in the viewer. EchoNext is deployed through the OpenEvidence platform, which aims for broad access, but specific details on its direct user interface and workflow within that platform are less detailed than Merge PACS's dedicated efforts to optimize the reading experience.

Clinical Value

EchoNext

EchoNext is an FDA-cleared AI tool specifically designed to detect hidden structural heart disease from standard ECGs, including heart failure, valve disease, and pulmonary hypertension. Studies have shown it outperforms cardiologists in identifying these conditions and has led to earlier diagnoses and interventions, including the first reported AI-triggered heart transplant. Merge PACS offers AI integration, allowing access to third-party AI applications within its workflow, but its core clinical value lies in streamlining imaging data management and diagnostic interpretation across multiple modalities, rather than a specific, validated AI diagnostic capability like EchoNext.

Pricing & Value

EchoNext

EchoNext offers transparent tiered pricing starting at $600/month, with clear details on implementation fees and annual discounts. This transparency allows potential customers to better assess the value proposition. Merge PACS requires contacting the vendor for pricing details, which can make it more challenging to evaluate its cost-effectiveness upfront.

Enterprise Readiness

Merge PACS

Merge PACS is an enterprise-level PACS designed for multi-site health systems, offering flexible deployment options (on-premise, cloud, hybrid) and extensive integration capabilities with EMR/EHR, RIS, HIS, and VNA systems. It focuses on enterprise-wide image management, consolidation, and workflow orchestration. EchoNext is available through the OpenEvidence platform and targets broad access, but its enterprise-level deployment and integration capabilities are not as extensively detailed as Merge PACS.

Innovation

Tie

Merge PACS demonstrates innovation through its cloud-ready architecture, AI integration and orchestration capabilities, and continuous enhancements to diagnostic workflows based on user feedback. EchoNext represents a significant innovation as the world's first FDA-cleared AI tool to detect hidden structural heart disease from standard ECGs, a capability previously not possible with ECGs alone. Both tools show strong innovation in their respective domains.

Support & Docs

Merge PACS

Merative provides comprehensive support for Merge PACS, including a community hub, phone support, webinars, and detailed DICOM conformance statements. The company also emphasizes customer-driven innovation and responsiveness to client feedback. While EchoNext is deployed via OpenEvidence, and Pathway Labs is expanding, specific details regarding their direct support and documentation for end-users are not as readily available as for Merge PACS.

Feature-by-Feature

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

Feature Merge PACS EchoNext
Tool Name Merge PACS EchoNext
Company Merative Pathway Labs
Description An enterprise-level Picture Archiving and Communication System (PACS) that streamlines radiology workflows, consolidates imaging data, and integrates AI insights across multi-site health systems. It supports multi-modality diagnostic interpretation with flexible deployment options. An FDA-cleared AI tool that analyzes standard ECGs to detect hidden structural heart disease, including heart failure, valve disease, and pulmonary hypertension.
Categories Cardiology AI, Radiology & Imaging AI Cardiology AI, Clinical Decision Support & Reference, Lab & Diagnostics
Specialties Cardiology, Radiology Cardiology, Family Medicine, Hospital Medicine, Internal Medicine
Key Features AI integration and readiness (single worklist access to 3rd party AI applications); Customizable, composite worklist for multiple specialties; Cloud-ready architecture (on-premise, cloud, hybrid deployment options); Enhanced diagnostic workflows (e.g., Synchronized Priors Scrolling for mammography, image fusion); Real-time analytics and dashboards (Merge Dashboards); Enterprise-wide image management and consolidation; Integration with EMR/EHR, RIS, HIS, and VNA systems; Secure web-based access for remote reading AI-powered ECG analysis; Detection of hidden structural heart disease; Identifies heart failure risk; Screens for valve disease; Detects pulmonary hypertension indicators; Utilizes standard 12-lead ECGs; FDA-cleared technology; Non-invasive diagnostic support

Videos

Demos, reviews, and walkthroughs featuring Merge PACS and EchoNext.

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Frequently Asked Questions

Merge PACS is designed to streamline radiology workflows and integrates with EMR/EHR, RIS, HIS, and VNA systems, offering a customizable worklist and AI integration directly into the reading experience. EchoNext, on the other hand, integrates with the OpenEvidence clinical decision support platform, aiming to place its screening output directly within a tool many physicians already use during patient visits, rather than requiring a separate workflow.
EchoNext has demonstrated high diagnostic accuracy in detecting structural heart disease (SHD), with an AUROC of 85.2% and AUPRC of 78.5% in internal tests, and 78-80% in external validation. A study also showed EchoNext achieved 77% accuracy in identifying SHD from ECGs alone, compared to 64% for cardiologists without AI assistance. Merge PACS is an imaging system that processes and displays medical images from various modalities, and while it integrates AI insights, specific accuracy and sensitivity metrics for its AI capabilities are not provided in the given information.
Merge PACS is an enterprise-level Picture Archiving and Communication System primarily suited for Radiology and Cardiology, supporting multi-modality diagnostic interpretation and enterprise-wide image management. EchoNext is an AI tool specifically designed for Cardiology, Family Medicine, Hospital Medicine, and Internal Medicine, analyzing standard ECGs to detect hidden structural heart disease, including heart failure, valve disease, and pulmonary hypertension.
For Merge PACS, one user noted an easy implementation and a small learning curve for cardiologists, especially with an early advocate on-site. Merative provides dedicated service and support teams for Merge products, including 24/7 support, a community hub, and webinars. EchoNext is integrated into the OpenEvidence platform, which aims to make the tool accessible within existing physician workflows, suggesting a potentially lower barrier to adoption. While specific details on EchoNext's learning curve or direct support from Pathway Labs are not provided, its integration into a widely used platform implies a focus on ease of use.
Merge PACS includes audit trails and activity logging for monitoring and compliance, as part of its robust security measures. The information provided for EchoNext does not explicitly detail its audit trail features, but its deployment through a clinical decision support platform would likely adhere to security and compliance standards that typically include such functionalities.
Merge PACS is an enterprise-level system designed to consolidate imaging data and integrate AI insights across multi-site health systems, supporting flexible deployment options including on-premise, cloud, and hybrid. It offers enterprise-wide image management and can integrate with various PACS, RIS, and EMR systems into a single AI-driven workspace. EchoNext is designed for broad access, from major hospitals to community practices, and its partnership with OpenEvidence aims to facilitate deployment across various health systems at a national scale.

Backers

Who funded each tool's parent company.

Merge PACS

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