A/B testing provides a lot of opportunities when it comes to improving your current ecommerce experience. A/B test various user-oriented features your Magento 2 website offers to find out what can be changed and how it should be changed. By testing two different variations of the same feature, you will find out which one works better. Hence, Magento 2 A/B testing is a mandatory procedure when you are trying to improve the user experience of your online store.
The following A/B testing extensions are already available for Magento 1.X, so they should be released for Magento 2 soon:
For further information on A/B testing in Magento, check this post: A/B Testing for Magento