The essentials
- Price range
- $$$
- Level
- Beginner
- Methods
- Keeps any coffee or tea hot: drip, Americano, latte
- Espresso
- It doesn't brew; it keeps whatever you pour hot, lattes and Americanos included
- Settings
- Set the temperature on the mug itself or in the Ember app; LEDs show the setting and battery level
- Cleaning
- The first Ember that's top-rack dishwasher safe; let it dry completely before charging
Data from the manufacturer and user reviews; the exact, up-to-date price is on Amazon.
Pros
- Keeps coffee at the temperature you picked, sip after sip
- Dishwasher safe, with an included lid that stretches the battery past 3 hours
- No phone needed: you can adjust it on the mug
Cons
- Without the lid, the battery lasts about 80 minutes
- It's new (September 2026) with few reviews so far, and early ones complain about the app
- Pricey for a mug, and the battery wears down over the years
What owners and experts say
What owners and reviewers like most: keeps coffee at the temperature you picked, sip after sip; dishwasher safe, with an included lid that stretches the battery past 3 hours; no phone needed: you can adjust it on the mug. The most common complaint: without the lid, the battery lasts about 80 minutes.
Sources: engadget.com · seriouseats.com · reddit.com · lowkeycoffeesnobs.com
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