A/B testing is the practice of comparing multiple variations of elements on your webpage at a time and picking out the best. A/B testing is best suited for testing an isolated element like a CTA button or a headline.
2. Multivariate (MVT) testing is a method wherein you make changes to multiple sections on a webpage and create variations for all the possible combinations that result from those changes. These tests are used to determine what combination of elements works best for your audience.
3. Split testing is the method of testing multiple variations of your website hosted on different URLs. Split URL testing is used when you have completely revamped your website or application.