1. Pricing Model: IOpipe follows a pay-as-you-go pricing model, where users are charged based on the actual usage of the service. In contrast, Network Polygraph operates on a subscription-based model, where users pay a fixed amount regardless of usage.

2. Target Audience: IOpipe is designed for serverless applications, specifically those running on AWS Lambda, to provide performance monitoring and debugging tools. On the other hand, Network Polygraph is focused on network traffic analysis and security for enterprises with complex network infrastructure.

3. Integration: IOpipe seamlessly integrates with AWS Lambda functions, enabling users to monitor and analyze performance metrics easily. Network Polygraph, on the other hand, requires deployment as a standalone system or virtual appliance within the network infrastructure.

4. Monitoring Capabilities: IOpipe offers real-time performance monitoring, tracing, and debugging tools for serverless applications to identify and resolve issues quickly. Network Polygraph specializes in network traffic monitoring, anomaly detection, and security incident response for large-scale networks.

5. Scalability: IOpipe is highly scalable and can adapt to dynamic workloads typical of serverless applications, making it suitable for applications with fluctuating resource demands. Network Polygraph is geared towards providing scalable network traffic analysis for enterprise-level networks with high data volume and traffic complexity.

6. Customization: IOpipe allows users to create custom metrics, alerts, and dashboards tailored to their specific needs within the serverless environment. In contrast, Network Polygraph offers customizable security policies and traffic analysis parameters to meet the specific security and monitoring requirements of a network.

In Summary, IOpipe and Network Polygraph differ in their pricing model, target audience, integration, monitoring capabilities, scalability, and customization options.