What I like about Airbyte
“If you don't have workloads that currently use DBT or fit well into that model, this probably isn’t the tool for you.”
You’re comparing Airbyte vs Polar Analytics vs Weld. Explore how they differ on connectors, pricing, and features.

Loved by data teams from around the world
| Weld | Airbyte | Polar Analytics | |
|---|---|---|---|
| Connectors | 200+ | 350+ | 60+ |
| Price | $99 / 5M Active Rows | $2.50/credit (one million rows = 6 credits; 1 GB = 4 credits) | $399 / month |
| Free tier | |||
| Location | EU | US | FR |
| Extract data (ETL) | |||
| Sync to HubSpot, Salesforce, Klaviyo, Excel (reverse ETL) | |||
| Transformations | |||
| AI Assistant | |||
| On-Premise | |||
| Orchestration | |||
| Lineage | |||
| Version control | |||
| Load to/from Excel | |||
| Load to/from Google Sheets | |||
| Two-Way Sync | |||
| dbt Core Integration | |||
| dbt Cloud Integration | |||
| OpenAPI / Developer API | |||
| G2 rating | 4.8 | 4.2 | 4.5 |
Overview
An open-source data integration platform, Airbyte is a popular choice for those building a modern data stack. Airbyte boasts its collection of ELT connectors as well as the ability to build custom ones in the platform, a differentiator from other no-code ELT tools. Because building custom pipelines requires coding knowledge, this special feature will only benefit data specialists with solid coding abilities.
Airbyte is built to work well with DBT and SQL, so this is an important thing to note before deciding to use the tool.
Open-source platform
A really large number of connectors and destinations
Easy deployment
Managed cloud option
Engineering-focused with advanced options to build your own connectors and features
Has both ELT and Reverse ETL options
Large community
More suited for advanced teams
Require more maintenance
The quality of connectors can vary because of open-source
High dependence on community
In a review from Confessions of a Data Guy, he shares::
“If you don't have workloads that currently use DBT or fit well into that model, this probably isn’t the tool for you.”
Overview
Polar Analytics is a marketing analytics platform designed specifically for direct-to-consumer (DTC) brands. It integrates data from various marketing, sales, and customer platforms, providing a unified dashboard that helps businesses track performance metrics, customer behavior, and ROI. Polar Analytics aims to simplify data analysis for brands, enabling them to make informed decisions to optimize their marketing strategies.

Tailored for DTC brands
Comprehensive marketing and sales insights
Easy integration with popular eCommerce platforms
User-friendly interface with powerful dashboards
Helps optimize marketing ROI with data-driven insights
Primarily focused on DTC, limiting broader use cases
Can be expensive for small brands
Advanced features may require some learning
A reviewer on G2:
“Polar Analytics has revolutionized how we view our marketing data. The integration with our eCommerce and marketing platforms has given us deep insights that were previously hard to uncover. It's an essential tool for any DTC brand looking to scale effectively.”
Overview
Weld is a powerful ETL platform that seamlessly integrates ELT, data transformations, reverse ETL, and AI-assisted features into one user-friendly solution. With its intuitive interface, Weld makes it easy for anyone, regardless of technical expertise, to build and manage data workflows. Known for its premium quality connectors, all built in-house, Weld ensures the highest quality and reliability for its users. It is designed to handle large datasets with near real-time data synchronization, making it ideal for modern data teams that require robust and efficient data integration solutions. Weld also leverages AI to automate repetitive tasks, optimize workflows, and enhance data transformation capabilities, ensuring maximum efficiency and productivity. Users can combine data from a wide variety of sources, including marketing platforms, CRMs, e-commerce platforms like Shopify, APIs, databases, Excel, Google Sheets, and more, providing a single source of truth for all their data.
Lineage, orchestration, and workflow features
Ability to handle large datasets and near real-time data sync
ETL + reverse ETL in one
User-friendly and easy to set up
Flat monthly pricing model
200+ connectors (Shopify, HubSpot, etc.)
AI assistant
Requires some technical knowledge around data warehousing and SQL
Limited features for advanced data teams
Focused on cloud data warehouses
A reviewer on G2 said:
“Weld is still limited to a certain number of integrations - although the team is super interested to hear if you need custom integrations.”


Side-by-side
Airbyte is an open-source platform that is easier for teams with strong coding skills but may be challenging for those without technical expertise, especially when building custom connectors.

Polar Analytics offers a user-friendly interface, particularly beneficial for DTC brands that require an intuitive platform to analyze marketing and sales data.
Weld is highly praised for its user-friendly interface and intuitive design, which allows even users with minimal SQL experience to manage data workflows efficiently. This makes it an excellent choice for smaller data teams or businesses without extensive technical resources.
Side-by-side
Airbyte is an open-source platform that is easier for teams with strong coding skills but may be challenging for those without technical expertise, especially when building custom connectors.
Polar Analytics offers a user-friendly interface, particularly beneficial for DTC brands that require an intuitive platform to analyze marketing and sales data.
Weld is highly praised for its user-friendly interface and intuitive design, which allows even users with minimal SQL experience to manage data workflows efficiently. This makes it an excellent choice for smaller data teams or businesses without extensive technical resources.
Side-by-side
Airbyte offers a flexible pricing model based on credits, but costs can add up depending on data volume, making it more suitable for teams that can optimize their usage.

Pricing at $399 per month, Polar Analytics can be considered expensive, especially for small brands with limited budgets. However, it provides good value for those needing in-depth marketing analytics.
Weld offers a straightforward and competitive pricing model, starting at $79 for 5 million active rows, making it more affordable and predictable, especially for small to medium-sized enterprises.
Side-by-side
Airbyte offers a flexible pricing model based on credits, but costs can add up depending on data volume, making it more suitable for teams that can optimize their usage.
Pricing at $399 per month, Polar Analytics can be considered expensive, especially for small brands with limited budgets. However, it provides good value for those needing in-depth marketing analytics.
Weld offers a straightforward and competitive pricing model, starting at $79 for 5 million active rows, making it more affordable and predictable, especially for small to medium-sized enterprises.
Side-by-side
The platform supports a large number of connectors and destinations and is designed to work well with DBT and SQL, providing robust options for teams building a modern data stack.

The platform provides comprehensive marketing and sales insights with easy integration into popular eCommerce platforms. Its tailored focus on DTC brands ensures relevant and valuable features.
Weld integrates ELT, data transformations, and reverse ETL all within one platform. It also provides advanced features such as data lineage, orchestration, workflow management, and an AI assistant, which helps in automating repetitive tasks and optimizing workflows.
Side-by-side
The platform supports a large number of connectors and destinations and is designed to work well with DBT and SQL, providing robust options for teams building a modern data stack.
The platform provides comprehensive marketing and sales insights with easy integration into popular eCommerce platforms. Its tailored focus on DTC brands ensures relevant and valuable features.
Weld integrates ELT, data transformations, and reverse ETL all within one platform. It also provides advanced features such as data lineage, orchestration, workflow management, and an AI assistant, which helps in automating repetitive tasks and optimizing workflows.
Side-by-side
Airbyte's open-source nature and customization options make it highly flexible for teams with the capability to maintain and build on the platform, but this flexibility comes with a higher maintenance burden.

Polar Analytics is primarily focused on DTC brands, which may limit its flexibility for broader use cases. However, within its niche, it offers powerful tools to optimize marketing strategies effectively.
Weld offers advanced SQL modeling and transformations directly within its platform with the help of AI, providing users with unparalleled control and flexibility over their data. Leveraging its powerful AI capabilities, Weld automates repetitive tasks and optimizes data workflows, allowing teams to focus on getting value and insights. Additionally, Weld's custom connector framework enables users to build connectors to any API, making it easy to integrate new data sources and tailor data pipelines to meet specific business needs. This flexibility is particularly beneficial for teams looking to customize their data integration processes extensively and maximize the utility of their data without needing external tools.
Side-by-side
Airbyte's open-source nature and customization options make it highly flexible for teams with the capability to maintain and build on the platform, but this flexibility comes with a higher maintenance burden.
Polar Analytics is primarily focused on DTC brands, which may limit its flexibility for broader use cases. However, within its niche, it offers powerful tools to optimize marketing strategies effectively.
Weld offers advanced SQL modeling and transformations directly within its platform with the help of AI, providing users with unparalleled control and flexibility over their data. Leveraging its powerful AI capabilities, Weld automates repetitive tasks and optimizes data workflows, allowing teams to focus on getting value and insights. Additionally, Weld's custom connector framework enables users to build connectors to any API, making it easy to integrate new data sources and tailor data pipelines to meet specific business needs. This flexibility is particularly beneficial for teams looking to customize their data integration processes extensively and maximize the utility of their data without needing external tools.
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