I’m always up for reconsidering the “best accessory” in a given category when something new arrives, and after every year’s CES, the “best iPhone battery case” tends to change thanks to new arrivals. But even though many new options were shown at CES this month, none impressed us enough to take the crown away from Incipio’s $80 offGRID Express (review).

uNu’s new DX-6 ($80 MSRP, street price $70) is the latest to arrive for testing, and despite the company’s strength with multi-device USB battery packs, its iPhone 6 battery case doesn’t stand out in any way except pricing. The pitch is simple: if you want an inexpensive, Apple-certified 3000mAh battery case, DX-6 is your option. But you’ll give up some frills to get it …

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