When comparing Navicat for PostgreSQL vs Adminer, the Slant community recommends Navicat for PostgreSQL for most people. In the question“What are the best GUI tools for PostgreSQL on Windows?” Navicat for PostgreSQL is ranked 3rd while Adminer is ranked 17th. The most important reason people chose Navicat for PostgreSQL is:
The Navicat UI is extremely quick to respond to requests.
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Pros
Pro Fast UI
The Navicat UI is extremely quick to respond to requests.
Pro Good autocomplete
Navicat offers a strong code completion feature.
Pro Saves queries by name
Pro Very stable
Pro Lightweight
The installation and Adminer itself only requires a single PHP file. Once it's uploaded you can log in and start using it.
Pro Supports more than MySQL
It supports several database management systems (Postgres, SQLite, Oracle, MS SQL and of course MySQL).
Pro Database views
Anyone who uses the views function will appreciate Adminer better. You can click on a view and edit to change the view. In phpMyAdmin, you can edit a view, but it's not easy or intuitive. SQL Buddy doesn't have any way of doing this.
Pro Themes
Has a great variety of themes which transfers pretty ugly application into a great looking one.
Pro Installation
No need to install, it's available to use out of the box.
Cons
Con Expensive
Navicat is quite expensive at $149 for the standard edition, and $199 for enterprise.