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Tensky Smart Watch for Men/Women Android & iPhone, Alexa Built-in, 1.8" Touch Screen Fitness Tracker with Answer/Make Calls, 3ATM Waterproof Heart Rate/Sleep/SpO2 Monitor, Pedometer, 100+ Sport Modes
Tensky

Tensky Smart Watch for Men/Women Android & iPhone, Alexa Built-in, 1.8" Touch Screen Fitness Tracker with Answer/Make Calls, 3ATM Waterproof Heart Rate/Sleep/SpO2 Monitor, Pedometer, 100+ Sport Modes

4.2(8.1K+ reviews)
Amazon's Choicebudget$0-$491K+ bought in past month
#1,310 in Electronics#34 in Smartwatches
os
android
storage
128 GB
screen size
1.8 Inches
connectivity
Bluetooth

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AI Verdict

This Tensky smartwatch offers a 1.8-inch screen, Bluetooth 5.3+ connectivity, and 3ATM waterproofing for under $50.

Situational Fit

This smartwatch is a situational fit because it offers a broad feature set like Alexa and calling for its budget price, but compromises on the precision of health tracking and overall interface responsiveness. Its 3ATM waterproofing is useful for casual water exposure, but the explicit warning against hot or saltwater limits its utility for some users.

If you need more consistent health tracking and a smoother user experience, look for smartwatches with dedicated GPS and more advanced sensor technology.

Regret Score™

Medium Risk

Lower is better — measures purchase-regret risk from real buyer complaints, review credibility, and product maturity

27/100
vs. 223 Smart Devices we've analyzedSafer than 71%
Hidden Defects
8/35

Issues discovered after purchase

Achilles' Heel
3/25

Critically weak dimension

Expectation Gap
5/20

Amazon rating vs actual quality

Fit Risk
11/20

Chance this product isn't for you

BuyChoice Score
3.0

Pros

  • You can make and answer calls directly from the watch using its built-in microphone and speaker.
  • Alexa is built-in, allowing voice commands for weather, alarms, and music control.
  • It tracks heart rate, SpO2, sleep, and stress levels 24/7.
  • The watch is 3ATM waterproof, suitable for swimming and showering.
  • The 350mAh battery provides up to 7 days of heavy use or 12 days of daily use on a single charge.
  • The 1.8-inch touch screen allows for custom watch faces using your own photos.

Cons

  • Message replies are not supported directly from the watch.
  • Some users report that health tracking data, like heart rate and steps, can be inconsistent or require calibration for accuracy.
  • The watch is not recommended for use in hot water or seawater, despite its 3ATM rating.
  • The interface and animations can be slow.
  • The companion app only allows transferring up to 10 contacts for direct calling.

Dimension Scores

Display Quality6/10

The 1.8-inch HD extra-large full touch screen provides a clear visual experience, and users can customize watch faces with their own photos.

Performance4/10

While it offers call receiving/dialing and Alexa, the interface and animations can be slow, and health data may require calibration for accuracy.

Battery Life8/10

The 350mAh battery provides up to 7 days of heavy use and 12 days of daily use, with a standby time of 30 days.

Ecosystem Integration6/10

It integrates with both iOS and Android phones and features built-in Alexa, but message replies are not supported, and only 10 contacts can be transferred for direct calling.

Best For

  • Someone needing basic call and notification access on their wrist without spending much.
  • Individuals who want Alexa voice control on a budget smartwatch.
  • Casual fitness tracking for activities like walking, running, or swimming in a pool.
  • Users looking for a smartwatch with a large 1.8-inch display and customizable watch faces.

Not Recommended For

  • Serious athletes requiring highly accurate and consistent health metrics.
  • Anyone needing to reply to messages directly from their wrist.
  • Users who frequently expose their watch to hot water or saltwater.

Watch Out For

  • Health data, like heart rate and SpO2, may require initial calibration and multiple measurements to become more accurate, according to one user.
  • The watch's interface and animations can be a bit slow, which might impact user experience.
  • While 3ATM waterproof, the manufacturer specifically advises against using it in hot water or seawater, limiting its use cases.
  • You can only transfer up to 10 contacts from the mobile app for direct calling from the watch.

Full Specifications

GPSNo GPS
ASINB0BFQ36XPW
ShapeRectangular
Batteries1 Lithium Ion batteries required. (included)
Item Weight0.317 ounces
Screen Size1.8 Inches
ManufacturerTensky
Special FeatureActivity Tracker, Calorie Tracker
Battery Capacity300 Milliamp Hours
Operating Systemandroid
Item model numberID208Plus
Product Dimensions0.39 x 0.39 x 0.39 inches
Connectivity TechnologyBluetooth
Memory Storage Capacity128 GB
Battery Cell CompositionLithium Ion
Standing screen display size1.8 Inches
Wireless Communication StandardBluetooth

What Buyers Say

Many users are surprised by the number of features packed into this budget smartwatch, especially the ability to make and receive calls directly from the wrist and the inclusion of Alexa. However, some find the accuracy of health tracking, like heart rate and SpO2, to be inconsistent and suggest it needs calibration. The screen size of 1.8 inches is frequently mentioned as a positive, offering a clear view for notifications and watch faces. The battery life is also a recurring point of praise, with many reporting it lasts for several days on a single charge.

“Okay, so I got this watch because it was cheap, and honestly, being able to answer calls on my wrist is kinda cool, but the step counter feels off sometimes, and I wish I could text back. Still, for the price, it's not bad.”

Common Praise

  • The ability to make and answer calls directly from the watch is a standout feature for the price.
  • Alexa built-in is responsive and useful for quick commands like weather checks or setting alarms.
  • The 1.8-inch screen is large and clear, making notifications easy to read.
  • Battery life extends for several days, even with regular use.
  • The 3ATM waterproofing allows for swimming and showering without concern.
  • Customizable watch faces with personal photos are a popular option.

Common Complaints

  • Health tracking data, such as heart rate and steps, can be inaccurate or require manual calibration.
  • The watch's interface and animations can feel sluggish.
  • You cannot reply to messages from the watch, only view notifications.
  • Despite being waterproof, it's explicitly advised against using it in hot water or seawater.
  • The companion app limits contact syncing to only 10 entries.

Ownership Tips

  • The magnetic charging cable attaches easily, but it's proprietary, so don't lose it.
  • The 'raise to wake' feature is handy, especially at night, and can be quickly accessed in settings.
  • The watch requires inputting body data into the app for more accurate health tracking.
  • The noise monitoring feature, while present, might not be as accurate as higher-end devices.
  • The watch band is a thick rubber, which some users find comfortable.

Frequently Asked Questions

Can I reply to text messages from the Tensky Smart Watch?

No, message reply is not supported directly from the watch. You can receive notifications for SMS and app messages, but you cannot type or speak a response.

Is the Tensky Smart Watch waterproof for swimming?

Yes, it has a 3ATM waterproof rating, meaning you can wear it in the swimming pool, wash your hands, and shower without worry. However, it's not recommended for hot water or seawater.

How long does the battery last on a single charge?

The 350mAh battery can last up to 7 days with heavy use and 12 days with daily use. The standby time is up to 30 days, and it charges in 1.5-2.5 hours.

Does this smartwatch work with both Android and iPhone?

Yes, the Tensky smartwatch is compatible with most iOS 9.0+ and Android 6.0+ smartphones via Bluetooth 5.3+. It is not designed for PCs, laptops, or iPads.

Can I customize the watch face?

Yes, the 1.8-inch HD touch screen allows you to upload your favorite pictures to use as custom watch faces.

Buying Guide

When looking at smartwatches like this, you need to decide what's most important: basic notifications and calls, or precise health tracking. This watch leans heavily into the 'connected' features like Bluetooth calling and Alexa. If you're expecting medical-grade accuracy for your heart rate or SpO2, you'll likely be disappointed, but for general activity tracking and staying connected, it's a different story. Battery life is also a big deal; a watch you have to charge every day can be a pain.

3ATM Waterproof

Bluetooth 5.3+

1.8-inch Touch Screen

Alternatives

If you need more accurate health tracking, look for watches with built-in GPS and FDA-cleared sensors. For a smoother interface and more app integration, search for smartwatches running a full operating system like Wear OS or WatchOS.

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