There's a 1920 x 1200 non-touch display option, which will surely get you better battery life than OLED. But what's most interesting about it is the 1-120 Hz variable refresh rate, which Dell says is a first to for this model. That extremely low refresh should help save power when static images or text is on the screen.

Ah yeah, I should have read the rest of the article. I didn't know about that feature though, that's cool