AOYBWK 1.85-inch Bluetooth Smartwatch

The AOYBWK smartwatch is listed with a 1.85-inch screen, Bluetooth calling and fitness tracking for Android and iOS phones. Its claimed 140+ sports modes and health measurements offer a broad set of tracking functions, but the listing’s operating-system and battery details conflict with its feature text, so confirm the configuration before buying.

At a glance

Built-in microphone and speaker are claimed to support making and answering calls over Bluetooth when synced with a phone.
The listing claims heart-rate, blood-pressure and blood-oxygen measurements, plus step, distance, active-minute and calorie tracking.
The feature text claims more than 140 workout modes and describes swimming among the activities.
Phone notifications can include calls, texts and app alerts, according to the listing.

Price

£29.99Save 79%

Reference price: ~~£139.99~~

Price checked: 14 Nov 2026

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Pros and cons

Pros

Bluetooth calling and phone alerts combine basic communication with activity tracking on the wrist.
The stated 1.85-inch screen and touchscreen provide a relatively large touch interface for a watch.
A broad range of claimed workout modes may suit people who track varied activities.

Cons

The listing gives no screen resolution, so display sharpness cannot be assessed from the supplied details.
Battery runtime is unclear because the listed 15-day life conflicts with feature text claiming 7 days of normal use and 30 days on standby.

Technical specifications

16 specifications

Identity
Brand	AOYBWK
Form factor	Square

Display and video
Screen size	1.85 Inches

Connectivity and controls
Wireless connection listed	Bluetooth
Input	Touchscreen

Power and battery
Battery life listed	15 days
Battery capacity	400 Milliamp Hours
Battery type	Lithium Ion

Computing specifications
Operating system listed	Wear OS 3.0
Storage listed	128 MB

Materials and protection
Water resistance listed	Waterproof

Tracking and features
Listed features	Activity Tracker, Multisport Tracker, Music Player, Touchscreen, Weather Forecast
Supported applications	Alarm, Email, Fitness Tracker, Phone, Time Display
Measured metric listed	Heart Rate Monitor
Compatible phone models	Android Devices, iOS Devices
Workout modes claimed	140+

What to know before buying

Listing details to confirm

The listing is internally inconsistent: it identifies the software as Wear OS 3.0 and storage as 128 MB, while its feature text instead describes the H Band app and a 250 mAh battery with 7 days of normal use and 30 days standby. It separately lists 400 Milliamp Hours and 15 days of battery life. Treat these details as unconfirmed and check the selected listing. The listing claims IP68-style use including swimming and diving but advises against hot water. Its blood pressure and blood oxygen readings are wrist-sensor estimates, not established medical measurements here.

What’s in the box

Included

Charging cable
User manual
Watch band

Who is it for?

A good fit for

People seeking Bluetooth call handling and phone notifications on a touchscreen watch.
Users wanting step and activity tracking with a wide selection of claimed workout modes.
Android or iOS smartphone users looking for a general-purpose fitness smartwatch.

Less suited to

Buyers who need a clearly confirmed operating system, battery runtime or storage configuration.
Anyone relying on wrist readings as a medical blood-pressure or blood-oxygen measurement.
Swimmers or divers who need independently verified water-resistance performance.

AOYBWK 1.85-inch Bluetooth Smartwatch · photo 2 — Additional product photo 2

Customer reviews on Amazon

5 / 5 · 31 ratings

5 stars100%100%
4 stars0%0%
3 stars0%0%
2 stars0%0%
1 star0%0%

The supplied evidence contains aggregate ratings but no customer-comment summary. The ratings are uniformly five-star in the reported distribution, which is a positive signal but does not explain customer experiences or establish how well calling, tracking or battery life performs. Consider the listing’s conflicting battery and software details when weighing that signal.

Frequently asked questions

Can this watch make and answer calls?

The listing claims Bluetooth calling through a built-in microphone and speaker when the watch is synced with a smartphone.

Which phones are listed as compatible?

The product details list Android and iOS devices. The feature text specifies iOS 10.0 or Android 5.0 and Bluetooth 5.3 or above, but confirm these requirements because the listing contains other inconsistent details.

Is it suitable for swimming?

The feature text claims IP68 water resistance and swimming use, but advises against hot water, including hot showers. The supplied information does not independently verify water-resistance performance.

How long does the battery last?

The details list 15 days and a 400 Milliamp Hours battery. Feature text instead claims 7 days of normal use and 30 days standby with a 250 mAh battery, so runtime and capacity are unconfirmed.