Having Search, Recommendations and Personalization tools from the same platform is more efficient and gains more profit for you, simply because all the tools enhance each other.
Typically there are two types of visitors in every store:
One tool is not enough to help both types of visitors. That’s why using Search and Recommendation tools is more efficient.
‘Seekers’ - who know their needs and prefer searching the products.
‘Surfers’ who prefer visual way of discovering, and engage with recommendations.