Six years ago, I sat on my girlfriend’s couch, casually flipping her new iPhone 3G end over end. I was pondering why anyone would buy an iPhone over my clearly superior T-Mobile G1 handset. Yes, I was an Android nut, a former Sidekick owner who believed that smartphones should have physical keyboards and be held horizontally for maximum effect. In other words, I wanted a laptop that fit in my pocket, looks be damned. When I realized her iPhone couldn’t even let me type comfortably — hands bunched around its tiny portrait keyboard — I eyed it with disdain. But today’s iPhone 6 Plus is nothing like the phone I rejected in 2008. At a glorious 5.5 inches diagonal, Apple’s giant new handset has practically everything a modern Android lover adores: a giant 1080p screen, a crazy-fast processor, an impressive camera, a battery that doesn’t quit, and yes: a landscape keyboard. If you’re already an Apple iPhone owner lusting after a Samsung Galaxy Note-sized screen, there’s little question that you should buy an iPhone 6 Plus. But what if you’re coming from Android? I decided to find out. Advertisement You know what, former self? There’s a lot to love. (You…