A 6" phone is a 6" phone and when you have to fit HTC's trademark BoomSound speakers at the front, the handset has all the makings of a humongous one. Just how big? Well, judging from the leaked picture of the eventual HTC One Max you see here, its size in girly hands seems more akin to a small tablet of sorts, rather than a phone...
Source: http://www.phonearena.com/news/HTC-One-Max-snapped-on-the-sly-looking-huge_id48158
Source: http://www.phonearena.com/news/HTC-One-Max-snapped-on-the-sly-looking-huge_id48158