1.) Better looking front office default theme
The default theme provided by prestashop is better looking. Rich menus are given in the default theme. What more, it also gives a quick view pop on product listing. The product detail page is also better looking and livelier. Product reviews section is provided in the default theme and is placed in product details page.
Moreover, you can give cross selling option on “Add to cart” Confirmation option
2.) Back Office Revamped:
The new Prestashop back office will have Responsive Design. Bootstrap implemented. You can access your admin panel anytime….anywhere. Key metrics like conversion rate, Net profit per visitor, Average order value, Abandoned Carts will be available on top. The menu navigation is made vertical and user friendly. Dashboard will give real time sales and products report and recent activity. Notifications, bulk actions will be easily available. Help bubbles are provided on hover.
3.) Upgrading easier
Upgrading your website from current version is made easier. The core of your Prestashop store will not be affected. Also, the current modules will be fully compatible.
Can wait for Prestashop 1.6