Skip to contentGo to Product SearchGo to Footer
Main Content

Customer Ratings & Reviews

No content
  • Angle. Ember - Temperature Control Smart Mug² - 14 oz - Black.
  • Left. Ember - Temperature Control Smart Mug 2 - 14 oz - Black.
  • A smarter way to drink coffee. Experience the comfort of consistently hot coffee (or tea) at your chosen temperature. Simply, set your temperature down to the degree in the Ember app. 137°F. App includes: Personalized LED color options, Recipes and how-to guides, Tea timers and more. Download on the App Store or Google Play.
  • Design & Precision: Our award-winning design not only looks beautiful on your counter but precisely controls temperature like no other smart mug on the market. Ceramic Coating: Enjoy the pure taste of your coffee. Precision sensors detect liquid level and temperature. Ember:
  • Beyond insulation: 14 oz capacity, 80 min battery, Smart LED indicator (120F - 145F), Auto Sleep, Bluetooth when not in use, connection to app.
  • "Make it last ember: Keep your drink at the perfect temperature all day when placed on the charging coaster. Add a Sliding Lid (sold separately) and double your battery life."
  • Ember VS Others: Get to the perfect temperature faster and stay there longer with Ember's patented technology. It features all the benefits with none of the drawbacks. Ember Mug: - Normal Mug: 180F - Double Wall Vacuum Insulated Competitors: 160F - TOO HOT: 140F - Goldilocks Zone: The perfect drinking temperature (120F) - TOO COLD: 100F Time: 0 hr, 30 min, 1 hr, 1.5 hr
  • What's included: 1. Ember Mug: 3.46 inches (88.0 mm) 2. Charging Coaster: 4.60 inches (117.0 mm) 3. Power Cable: 4.5 inches (114.7 mm) 4. Ember Mug: 4.4 inches (112 mm) 5. Ember Mug: 70 inches (1778 mm)
  • At home or on-the-go, there is an Ember Mug to suit your lifestyle. Whether you want to make the most of your morning at home or head out the door, Ember Mug is designed to keep your beverages hot or cold for an extended period.
  • Give the gift of warmth. The perfect gift does exist. Whether they are a coffee connoisseur, a daily drinker, or a weekend warrior, they'll benefit from a superior beverage drinking experience - one they'll thank you for all year round. Ember.
  • School Study Sessions video 0 minutes 30 seconds
  • 3 Must-Have Best Buy Study Session Gadgets | Best Buy video 0 minutes 30 seconds

Ember - Temperature Control Smart Mug 2 - 14 oz - Black

Model:
CM191400US
SKU:
12077462
Your price for this item is $149.95

Customer reviews

Rating 4.5 out of 5 stars with 2291 reviews

Rating Filter

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

89%
would recommend
to a friend
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 79 Showing 1,561-1,580 of 2,291 reviews

  • Larger size

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

    Bought for wife’s birthday and she loves the bigger size.

    This review is from Ember - Temperature Control Smart Mug 2 - 14 oz - Blue

    I would recommend this to a friend

  • Keeps your Coffee and Tea nice and Hot!!!

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

    Great for keeping my coffee and tea warm while I have to get up and complete daily tasks!!!

    This review is from Ember - Temperature Control Smart Mug 2 - 14 oz - Black

    I would recommend this to a friend

  • Great gift

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

    Fancy, and will be buying the travel mug as well! the best gift

    This review is from Ember - Temperature Control Smart Mug 2 - 14 oz - Black

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

      Hi Tarek, thanks for leaving another review! We hope the gift recipient enjoys their new Ember Mug - if you have any questions or concerns, please feel free to reach out to us! Ember

  • Pretty cool

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

    Pretty cool. Actually it keeps things hot. I like it.

    This review is from Ember - Temperature Control Smart Mug 2 - 14 oz - White

    I would recommend this to a friend

  • Ember mug

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

    Love that my coffee is always hot . Livvie the color!

    This review is from Ember - Temperature Control Smart Mug 2 - 14 oz - Blue

    I would recommend this to a friend

  • Heated cup

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

    It is a great product would recommend. The lid is a great addition.

    This review is from Ember - Temperature Control Smart Mug 2 - 14 oz - White

    I would recommend this to a friend

  • Great buy!

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

    The mug works wonderfully well and the color is perfect!

    This review is from Ember - Temperature Control Smart Mug 2 - 14 oz - Blue

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

      Hi there! Wow, thanks so much for leaving such an awesome review! We are ecstatic to hear you've been enjoying your Ember and appreciate your support - if you ever have any questions or concerns, please let us know! Ember

  • Great Product! Highly recommend!

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

    Great product. Really like that it keeps my coffee warm for a long time.

    This review is from Ember - Temperature Control Smart Mug 2 - 14 oz - Black

    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 glad to hear you’ve been enjoying your Ember! Ember

  • Great product

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

    Awesome, 14 oz size for sure. Works as advertised and I would definitely recommend.

    This review is from Ember - Temperature Control Smart Mug 2 - 14 oz - Black

    I would recommend this to a friend

  • Meh

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

    Unless you are a consistent coffee drinker this isn’t for you. If your kids stop you from enjoying your cup it will keep it nice and warm for you but film up the top if your a creamer person

    This review is from Ember - Temperature Control Smart Mug 2 - 14 oz - White

    I would recommend this to a friend

  • Awesome

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

    My favorite coffee mug ever. Keeps coffee hot for hours.

    This review is from Ember - Temperature Control Smart Mug 2 - 14 oz - Black

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

      Hi there, thank you for leaving a review! We're happy to hear you've been enjoying your Ember Mug - if you have any questions or concerns, please let us know! Ember

  • My techy bf loves it

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

    I bought this for my boyfriend as a gift and he loves it. I’m going to gift him another one for Christmas since he said he loves this mug and thinks about getting one for his office.

    This review is from Ember - Temperature Control Smart Mug 2 - 14 oz - Black

    I would recommend this to a friend

  • Great mug that works really well

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

    Great mug that keeps coffee warm. Battery lasts about 80 min per charge.

    This review is from Ember - Temperature Control Smart Mug 2 - 14 oz - Black

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

      Hi there, thanks for leaving a review! We’re glad to hear you’ve been enjoying your Ember! Ember

  • Excellent product

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

    Great product keeps coffee warm! Looks very sleek too

    This review is from Ember - Temperature Control Smart Mug 2 - 14 oz - Blue

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

      Hi there, thanks for leaving a review! We're glad to hear you've been loving your Ember Mug and are enjoying your perfect temperature down to the last sip - if you have any questions or concerns, please let us know! Ember

  • Keep your coffee warm!

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

    Great mug for keeping coffee hot, exactly to your personal preference temperature.

    This review is from Ember - Temperature Control Smart Mug 2 - 14 oz - Black

    I would recommend this to a friend

  • Steamy coffee

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

    Nice for coffee lover. I always want my coffee hot

    This review is from Ember - Temperature Control Smart Mug 2 - 14 oz - Black

    I would recommend this to a friend

  • Love my coffee cup.

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

    During this lock-down period this cup keeping my coffee warm does an excellent job.

    This review is from Ember - Temperature Control Smart Mug 2 - 14 oz - Black

    I would recommend this to a friend

  • Ember Cup

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

    It's a nice little cup. Warms up pretty fast. I have only used one time.

    This review is from Ember - Temperature Control Smart Mug 2 - 14 oz - Black

    I would recommend this to a friend

  • Great product

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

    Great product. Perfect for my coffee. Highly recommended!!!

    This review is from Ember - Temperature Control Smart Mug 2 - 14 oz - Black

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

      Hi DIGIT, thanks for leaving a review! We're glad to hear you've been enjoying coffee at your perfect temperature in your new Ember Mug - if you have any questions or concerns, please let us know and we'd be happy to help! Ember

  • really smart and it works

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

    great product, love it. keeps the coffee warm for 2 hours easily.

    This review is from Ember - Temperature Control Smart Mug 2 - 14 oz - Black

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

      Hi yannies, thanks for leaving a review! We're happy to hear you can take your time drinking coffee at your perfect temperature in your Ember Mug - if you have any questions or concerns, please let us know and we'd be happy to help! Ember

Page 79, Showing 1,561-1,580 of 2,291 reviews
Sign in or Create Account

Get the latest deals and more.

Best Buy appLearn more
Share on YouTubeShare on InstagramShare on TikTokShare on FacebookShare on PinterestShare on X
Best Buy Canada
AccessibilityTerms & ConditionsPrivacyInterest-Based AdsState Privacy RightsHealth Data PrivacyDo Not Sell/Share My Personal InformationLimit Use of My Sensitive Personal InformationTargeted Advertising Opt OutCA Supply Chain Transparency Act
In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.