Ember Mug 2 (14 oz) Deal — Is the Smart Mug Worth It?

The Ember Mug 2 keeps your coffee at your exact preferred temperature using a companion app — here's an honest look at who it genuinely makes sense for.

What you're actually getting with this thing

The Ember Mug 2 is a 14-ounce ceramic-coated stainless mug that holds a set temperature — anywhere from 120°F to 145°F — using a small embedded heating element and a companion app. You set your preferred temp once, and it holds it until the mug is empty. The second-gen version brought a longer battery life (around 80 minutes away from the charging coaster) and a cleaner interior coating compared to the original. It's genuinely useful if you're someone who gets pulled away from your desk mid-cup constantly.

The honest case for and against buying it

The main limitation worth knowing upfront: 80 minutes of battery is enough for most desk sessions, but the mug is really designed to live on its charging coaster — it's not a travel mug. It's also not dishwasher safe, which is a small but real daily friction point. That said, if you work at a desk, drink coffee slowly, and have genuinely cold cups more often than you'd like to admit, this solves a real problem rather than a manufactured one. It's a focused, well-made tool for a specific annoyance.