is a Czech retailer with 18 physical stores. It is also the second largest ecommerce retailer in the Czech Republic. Together with their agency Optimics
they worked on improving conversion rates.
Increasing product image size will increase conversion rate as visitor will be able better find their product of choice.
The variation improved revenue by 9.5 %. The larger product images seemed to work better regardless of product type.
Larger product images (at the expense of product information) worked better for Mall.
Please note that the images in their control were quite small – compared to what you typically see in ecommerce shops. Also the (sale) labels on the control partly covered the images; in the variation the labels were floating free.