What is the difference between magento1 and magento2


Magento 1                                     Magento 2
No Front-end Library                  Ships with LESS
No Support for HTML5/CSS3     Native Support HTML5/CSS3
Weak Content Staging                Advanced Content Staging
External PayPal                            In-Site PayPal Experience
Full Page Cache (EE)                    FPC (EE)/Varnish
Severe DB Locking Issues           Zero Table Locking (Checkout)
Decent Automated Tests             Better Automated Tests
JS – Prototype                              JS – Jquery
No Data Grid                               Customizable Data Grid for Catalog
Admin Non-Responsive              Responsive Admin Panel
EE Pricing by License                  EE Pricing by Order Volume