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Customer Ratings & Reviews

Your price for this item is $79.99
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The comparable value price is $129.99

Customer reviews

Rating 4.5 out of 5 stars with 1537 reviews

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Rating by feature

  • Value

    Rating 4.1 out of 5 stars

  • Quality

    Rating 4.6 out of 5 stars

  • Ease of Use

    Rating 4.6 out of 5 stars

Pros mentioned filter

Cons mentioned filter

89%would recommend to a friend

Customers are saying

Customers consistently note the Temperature Control and Ease of Use as standout features. The design and quality are also appreciated by users, with some expressing love for the available colors. However, some customers have concerns regarding the battery life and size, while others mention issues with Bluetooth connectivity and the mug's weight. A few customers wish for a larger capacity.

This summary was generated by AI based on customer reviews.

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Page 18 Showing 341-360 of 1,537 reviews
  • Pros mentioned:
    Temperature control

    Rated 5 out of 5 stars

    It just works

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    After buying countless cup warmers from various companies, which never really worked, i was happy to see something like this. Works as intended. My coffee never gets cold. Definitely worth the money

    I would recommend this to a friend
  • Pros mentioned:
    Temperature control

    Rated 5 out of 5 stars

    Wonderful Item for Slow Coffee Sippers

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This is a wonderful item for someone who enjoys slowly sipping coffee or any warm drink. Easy to set temperature, and works plenty long enough even if not sitting on charging pad.

    I would recommend this to a friend
  • Pros mentioned:
    Temperature control
    Cons mentioned:
    Battery life

    Rated 3 out of 5 stars

    Just not worth it for the cost.

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    Posted . Owned for less than 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    If I was going to put a value on this cup I would say fair value should be around $68.99, stays at 140 degrees for around 50 minutes by then have to recharge. The solution is to put a charge base where you would sit more often, by then at $40 a base the cost for drinking hot coffee would exceed what I would pay for this kind of setup.

    No, I would not recommend this to a friend
  • Pros mentioned:
    Temperature control

    Rated 4 out of 5 stars

    It does what it say, keeps the coffee hot.

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    Posted . Owned for 2 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I put this under a "I never knew I wanted one" category. I bought it on a whim because I had some rewards saved up and decided something frivolous might be good. I really only like hot coffee so tend to guzzle it before it even gets warm. This does exactly as advertised, keeps it hot. So I find myself sipping not guzzling.

    I would recommend this to a friend
  • Pros mentioned:
    Temperature control

    Rated 5 out of 5 stars

    Great mug

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Love this mug! No more microwaving cold coffee! Great purchase!

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Drink it like it's hot...

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Bought this for my wife and sister in law, who are both avid tea/coffee drinkers. Both women are always busy with life and careers and this makes it easy for them to enjoy a nice warm/hot cup of their preferred drink of choice daily. Very easy to manage and control via the app and battery holds up very well so far. From my interactions with them, they don't really have any major complaints.

    I would recommend this to a friend
  • Pros mentioned:
    Design

    Rated 5 out of 5 stars

    Great Improvement Over Prior Version

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    Posted . Owned for 9 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Had the original Ember mug which was a game changer for a heavy coffee drinker like me. Only complaint for the prior version was the coating which eventually started peeling, which is why I purchased a new one as a replacement. Now with the bare metal design, this peeling no longer an issue. Bought one for myself and one as a gift. No regrets.

    I would recommend this to a friend
  • Cons mentioned:
    Weight

    Rated 5 out of 5 stars

    Heated Cup

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I purchased this Heated cup for coffee. It is fantastic. It is a little heavy if purchasing for and elderly person…!

    I would recommend this to a friend
  • Cons mentioned:
    Battery life

    Rated 4 out of 5 stars

    Wish the battery lasted longer

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This is a great mug, it keeps my coffee nice and toasty. The only reason it’s not a 5 star is even though it says it has an hour and half battery life that doesn’t seem to be the case, the battery will last maybe 20 minutes. About the time it take for me to drink a cup. I’ll drink a cup and then go to get another cup and it says it has low battery and I’ll have to charge it.

    I would recommend this to a friend
    • Brand response from Ember, Inc.
      Posted .

      Hi Jose, thanks for leaving a review and sharing this! We’re glad to hear you’ve been enjoying your Ember! Battery life can depend on a number of factors, but if you feel your battery is draining faster than normal, please reach out to us at support@ember.com so we can help! Ember

  • Pros mentioned:
    Temperature control
    Cons mentioned:
    Battery life

    Rated 3 out of 5 stars

    great for a cup or 2

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    Posted . Owned for 6 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    honestly a very neat way to keep your hot liquid nice and warm for a while. Sadly the only downside is the fact that the battery life seems to dwindle more and more after uses. It dies faster than I can finish my 2-3 cup. Impressive yes but i like to enjoy my coffee. Not drink it quick. Over all, an interesting item.

    No, I would not recommend this to a friend
  • Pros mentioned:
    Temperature control

    Rated 5 out of 5 stars

    Works really well

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Bought this for my coffee drinker husband. He loves morning coffee but drinks it really slowly. Often 3/4 or 1/2 his coffee was wasted as he didn't want to reheat it over and over to finish it. Now he has enough time to finish the whole cup and he gets to enjoy it at the exact temperature he'd prefer. Only down side is that it is hand wash only, which is obvious since it essentially plugs in.

    I would recommend this to a friend
    • Brand response from Ember, Inc.
      Posted .

      Hi there, thanks for taking the time to leave a review and sharing this feedback! We're glad to hear your husband has been enjoying his Ember and appreciate your feedback as we continue to improve - if you have any questions or concerns, please let us know! Ember

  • Pros mentioned:
    Ease of use
    Cons mentioned:
    Size

    Rated 4 out of 5 stars

    Nice product but pricey

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    Posted . Owned for 3 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Works as is. Easy to use app. A bit pricey though for 10ml mug.

    No, I would not recommend this to a friend
    • Brand response from Ember, Inc.
      Posted .

      Hi Ediboy, thanks for leaving a review! We're happy to hear you've been enjoying your Ember and appreciate your feedback about price as we continue to improve - if you have any questions or concerns, please let us know! Ember

  • Pros mentioned:
    Design, Temperature control

    Rated 5 out of 5 stars

    Great!

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    Posted . Owned for 7 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great mug. Very sleek design and keeps coffee warm.

    I would recommend this to a friend
  • Cons mentioned:
    Battery life

    Rated 5 out of 5 stars

    Excellent but it takes too long to recharge.

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I love this. I'm a slow coffee drinker and frequently my coffee would get cold by the time I finish my cup. This solves the problem for me and is near perfect. The only issue is that it takes a long time to recharge. Oh, and the cost is ridiculous. However, I'm a sucker for items that solve life's little annoyances.

    I would recommend this to a friend
  • Pros mentioned:
    Temperature control

    Rated 5 out of 5 stars

    Great cup!

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Got my husband one for Christmas! He loves it! It takes a bit of time to charge, but he uses it a lot. Keeps his coffee warm and he doesn’t miss heating it up frequently.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Loved it

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    Posted . Owned for 5 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Excellent product, using in office. Easy to use, value for money.

    I would recommend this to a friend
  • Pros mentioned:
    Temperature control

    Rated 5 out of 5 stars

    Thumbs up!

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Bought this for my huband who was always microwaving his coffe to warm it up. He really likes this mug and had no trouble using the app to increase the temperature.

    I would recommend this to a friend
  • Pros mentioned:
    Temperature control

    Rated 5 out of 5 stars

    Best mug i have ever owned

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    Posted . Owned for 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Love this mug. Keeps me from reheating my coffee and tea over and over. Would definitely recommend for other busy moms and dads who dont have time to drink a hot cup of coffee.

    I would recommend this to a friend
  • Pros mentioned:
    Temperature control

    Rated 5 out of 5 stars

    Power outage friendly

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    My husband lives in Nigeria where sometimes they won’t have electricity because of government placed power outages. Now he charges his cups of coffee that stays hot for hours.

    I would recommend this to a friend
  • Pros mentioned:
    Temperature control

    Rated 5 out of 5 stars

    Ember mug review

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This mug has helped to not only make my morning better but by making my cappuccino hour better. Ember keeps my coffee to my preferred temperature and keeps there till the very last drop. No more cold coffee after 10-15 minutes; and the coffee does not get the burnt taste that it gets when leaving it in the coffee pot. This mug was definitely worth the investment

    I would recommend this to a friend
    • Brand response from Ember, Inc.
      Posted .

      Hi there, thanks for leaving a review and sharing this! We're happy to hear you've been enjoying your Ember and can take your time drinking your coffee at your perfect temperature - thank you for your support! Ember