How Does the "New" 3DS Compare to the "Old" One?

The New 3DS is faster, with improved hardware, and has a better battery life. Oh, and it's lighter.

The old 3DS has a battery life of 3 to 5 hours while the New Nintendo 3DS is from 3.5 to 6 hours the New Nintendo 3DS XL is from 3.5 to 7 hours.