Online pricing intelligence provider 360pi compared Amazon.com and Walmart.com prices earlier this year in a dynamic pricing study and discovered Walmart changed its prices more often than Amazon.
The company looked at Amazon.com and Walmart.com prices comparing a basket of grocery pantry/household items spanning a number of CPG brands with a non-grocery basket (such as toys, electronics and tools) shopped on Amazon.com and Walmart.com between April 9 and June 9, 2015.
Three key finding from the report were: