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Deal.ai › Ember
Ember
10oz Ember Mug 2.0
Ember

10oz Ember Mug 2.0

Best price now

$99.99at AmazonObserved Nov 8, 2026, 11:33 AM

Compared across 7 stores. Prices are checked against each store and labelled with when. As an Amazon Associate, Deal.ai earns from qualifying purchases.

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Price facts

  • Last seen at $99.99 at Amazon on Nov 8.
  • Checked at 7 stores.

Our take on the 10oz Ember Mug 2.0

The Ember Mug 2 is a battery-powered smart mug that holds coffee or tea at a set temperature between 120°F and 145°F, chosen in a Bluetooth app. The 10 oz version runs up to about 1.5 hours on its battery, or all day on the included charging coaster. It suits slow sippers at a desk and gift buyers; against a plain insulated mug it adds precise heat control but needs charging, hand washing and an app.

Best forSlow coffee drinkers who hate reheatingDesk workers who sip through the morningGift buyers for coffee and tea fansPeople who like precise brew temperatures
Pros
  • Holds a chosen temperature from 120°F to 145°F
  • Cordless on battery for about 1.5 hours at 10 oz
  • Charging coaster keeps it hot all day at a desk
  • Submersible up to 1 meter, so it is easy to wash by hand
  • Scratch-resistant powder-coated finish
  • LED light color can be personalized in the app
Cons
  • Battery life is short: about 1.5 hours at 10 oz, 80 minutes at 14 oz
  • Not dishwasher safe and not microwave safe
  • Only 10 oz capacity, so heavy coffee drinkers refill often
  • App and Bluetooth pairing are needed to change settings
  • Premium price for a mug

10oz Ember Mug 2.0 prices at every store

  • WalmartNew

    In stock

    $99.99Free shippingObserved Nov 8, 2026, 11:32 AM
    Visit Walmart
  • Ember USNew

    In stock

    $99.99Free shippingObserved Nov 8, 2026, 11:32 AM
    Visit Ember US
  • PoshmarkNew

    In stock

    $112.00+ $6.49 shippingObserved Nov 8, 2026, 11:32 AM
    Visit Poshmark
  • eBayNew

    In stockSold by fclin18688

    $139.98Free shippingObserved Nov 8, 2026, 11:32 AM
    Visit eBay
  • Martexplore.comNew

    In stock

    $149.99Free shippingObserved Nov 8, 2026, 11:32 AM
    Visit Martexplore.com
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $99.99Free shippingObserved Nov 8, 2026, 11:33 AM
    Visit Amazon
  • TargetNew

    Out of stock

    $99.99Free shippingObserved Nov 8, 2026, 11:32 AM
    Visit Target

Also available at

  • Tectonic Coffee Co.Check price at Tectonic Coffee Co.

Store links may earn us a commission.

10oz Ember Mug 2.0 price history

Lowest price we've seen: $99.99 on Nov 8 at Walmart. Tracked across 7 stores since Nov 8.

What reviewers say

Owners like the mug for keeping coffee at a steady temperature without reheating, and many treat it as a gift favorite. The common complaints are short battery life, the need to hand wash, and app quirks.

What people mention
  • Battery lifeCriticisedOwners say the battery lasts only about 1.5 hours, so it mostly lives on its coaster.
  • Temperature controlPraisedReviewers like that the drink stays at the exact temperature they set.
  • CleaningCriticisedIt is not dishwasher safe, so owners have to hand wash it.
  • Build qualityPraisedOwners describe it as solid and well finished.
  • AppMixedThe app allows temperature and LED color changes, but pairing can be unreliable.
  • CapacityMixedThe 10 oz size suits a small cup but means frequent refills for big coffee drinkers.

From Tectonic Coffee Co.

  • World's first temperature control smart mug
  • Keeps your hot drink at the temperature you select
  • Built-in battery for cordless use
  • No need to microwave coffee again
  • Available in White and Black
Sizes
10oz

About the 10oz Ember Mug 2.0

Sound like a lot of money?

Well if you use it every day, and you will, that works out to just $0.35 cents per day over the course of a year.

Ember is the world’s first temperature control smart mug. It’s the first of its kind and does more than simply keep your drink hot. With a built-in battery, it keeps your hot drink at the perfect temperature that you select, so you never have to microwave coffee again.

Specifications

Battery life 10 oz
up to 1.5 hoursSource
Battery life 14 oz
up to 80 minutesSource
Temperature range
120°F - 145°F (50°C - 62.5 °C)Source
Capacity 10 oz
10 oz (295mL)Source

Questions and answers

Is the Ember Mug 2 worth it?
If you sip coffee slowly and want it hot to the last drop, yes. If you drink fast or rarely use a desk, a good insulated mug costs far less.
How long does the battery last?
Up to about 1.5 hours at 10 oz and about 80 minutes at 14 oz. On the charging coaster it holds temperature indefinitely.
Can I put it in the dishwasher or microwave?
No to both. It is safe to hand wash and submersible up to 1 meter.
What temperature range does it hold?
Between 120°F and 145°F, set from the Ember app over Bluetooth.
What comes in the box?
The mug and a charging coaster. The 10 oz model weighs about 14.5 oz and stands 4.2 inches tall.
How does the 10 oz compare with the 14 oz?
The 14 oz holds more but runs about 80 minutes on battery instead of 1.5 hours, and it weighs about 16.1 oz. Both share the same temperature range and coaster.
Where is the 10oz Ember Mug 2.0 cheapest?
At Amazon, for $99.99, as of our latest check.
Where can I buy the 10oz Ember Mug 2.0?
8 stores we checked sell it, including Amazon, Walmart, Ember US, Target, Poshmark.

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Stores we've priced the 10oz Ember Mug 2.0 at

  • Target deals and prices
  • Walmart deals and prices

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Weight 10 oz
14.5 oz (410g)Source
Rim diameter 10 oz
3.3 inches (83.2 mm)Source
Height 10 oz
4.2 inches (106.7 mm)Source
Width 10 oz
4.3 inches (109.2 mm)Source
Capacity 14 oz
14 oz (414mL)Source
Weight 14 oz
16.1 oz (457g)Source
Water resistance
submersible up to 1 meter in waterSource
Connectivity
BluetoothSource
Subtype
Coffee Mug
Count
1
Set Size
1
Multipack Quantity
4
Capacity
10 oz, 14 oz
Dishwasher Safe
No, Safe to hand wash, No (safe to hand wash)
Microwave Safe
No
Shape
Mug-shaped
Holiday Theme
Christmas
Event Theme
All Occasions
Season Theme
Year Round
Durability Features
Submersible up to 1 meter in water