Now that the 2011 retail holiday shopping season is over, it is time to start assessing what worked and what did not. While mobile was one of the big success stories, it was not all eggnog and candy canes, with some mobile experiences falling short of consumers’ expectations.

While reports are mixed about how strong the holiday sales have been overall so far this year, one thing is for certain: Mobile is a bright spot for retailers this holiday season.

While Sears, Amazon and Dell had the highest-ranking mobile sites in terms of performance on Cyber Monday, more than 40 percent of shoppers still expressed frustration with their mobile shopping experience over the holiday weekend.

PayPal saw a 516 percent increase in global mobile payment volume on Black Friday in 2011 compared to 2010.

‘Tis the season to be shopping – mobile shopping, that is. Here is a compilation of mcommerce-related stats that are meant to shine light on how consumers will be using their mobile devices this holiday season.

The upcoming Thanksgiving holiday weekend will be the biggest one yet for mobile shopping with an estimated 60 million consumers planning to use their devices to shop, research purchases or seek retailer information, according to a new report from InMobi.

This holiday season 59 percent of smartphone owners plan to use their devices for holiday shopping to compare prices, according to a new study by Deloitte.

With the rise in mobile shopping, retailers have an opportunity to hook consumers in-store. A new study from online shopping review site Retrevo.com found that 43 percent of mobile shoppers surveyed have downloaded a retailer’s application.

PayPal predicts that after Thanksgiving dinner will be the first mobile shopping spike of the holiday season.

Retailer Express is using mobile bar codes to drive traffic to its locations, as well as promote the company’s new fall line.