Google Search Appliance vs X1 Search comparison

Google Search Appliance combines the search expertise of Google with features that meet today's business requirements all in one box. As features, it allows users to lend their expertise by adding handpicked results to search queries, ensuring that relevant results appear at the top for certain keywords, analyzes user behavior and preferences to learn from experience and deliver more relevant results over time and benefits from the technology of Google.com, which evolves continually through machine learning from billions of search queries.

X1 Search provides users a fast, simple way to find and work with the exact information they need and thought they'd never find again. By providing the fastest access to their documents and email, X1 Search unlocks the potential for people to leverage years of experience with just a few keystrokes, improve productivity, and function at a high level.