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  3. LEMFO S21 Smartwatch – Specs Review

LEMFO S21 Smartwatch – Specs Review

LEMFO S21 Smartwatch – Specs Review
Brand: LEMFO
Category: Smartwatch
  • Processor: SC9832 + NRF58232
  • Operating System: Android 10
  • Display: 1.75" inch IPS LCD
  • Memory: 8 GB + 1 GB
  • Battery: 700mAh Standby Time: About 7days
  • Sensors: g-sensor, heart rate monitor, GPS

LEMFO S21 Smartwatch – Specs Review

Design and Display

Here is a new wearable from Lenovo equipped with 4G LTE. The smartwatch has a rectangular design with its zinc alloy body. It is a professional looking smartwatch with a crown button on the side and just below it is an HD speaker. The wearable is equipped with a flexible silicon strap with stainless steel buckle.

The LEMFO S21 smartwatch has a 1.75” inch IPS LCD display screen. It is a color display screen with full touch screen operation. The screen display has a 320 x 385 pixel resolution. Overall, the body is IP68 waterproof rated, it is splash proof and dust proof.


Running Android 10.0 operating system, the LEMFO S21 smartwatch has dual CPU, it has SC9832 + NRF52832 processor. It is fast and power efficient as well. The smartwatch has a large storage space having a 16 GB of ROM and 1 GB of RAM. Sensors included in the device aare g-sensor, heart rate monitoring and GPS.

Connectivity includes GSM/LTE with nano SIM card support. It also supports WIFI and Bluetooth 5.0. The wearable has 700 mAh battery with standby time of 7 days and normal usage of 2 days.


With its nano SIM support, the smartwatch supports independent call and messaging. It also has WIFI and Bluetooth connectivity, if you want your phone for notifications. It also features social app notifications, there is also a sleep monitoring, and sedentary alerts.

With built-in GPS, the LEMFO S21 smartwatch has several sports mode for fitness tracking. Aside from that the smartwatch also has calendar, sedentary reminder, camera remote there is also a remote camera, music player and weather.

Frequently Asked Questions about LEMFO S21 smartwatch

Is the LEMFO S21 smartwatch waterproof?

Yes, it is IP68 Waterproof rated

Is there a Blood Pressure monitor in the S21 smartwatch?

No, there is no blood pressure monitor

Is there a built-in GPS in the LEMFO S21 smartwatch?

Yes, there is a built-in GPS


Form Factor

Design Rectangle


Screen Size 1.75" inch
Display Type IPS LCD
Screen Resolution 320 x 385pixels
Touch Type Single Point Touch Screen


Size 50 x 41 x 15 mm
Weight 90g
Casing Stainless Steel


OS Platform Android


CPU SC9832 + NRF58232


Internal Storage 16 GB
Card Slot none


SIM Slot Yes Nano SIM 2G/3G/4G/WCDMA/ LTE
NFC none
Bluetooth Bluetooth 5.0
USB none


Battery Capacity 700mAh Standby Time: About 7days
Charging Technology Magnetic Charging Cable

Body Resistance

Body Protection IP68 Waterproof
Glass Technology Tempered Glass


Sensors/Functions g-sensor, heart rate monitor, GPS


Audio Yes


Camera Type 2.0 MP


Features independent call and messages, social app messages, multi-mode sports, Remote Camera,Music Player,Weather, Forecast,Alarm,Calender,Sedentary reminder,Camera remote,Anti-lost,Phone Assistant etc

Color Availability

Colors Black

Other Details

Package Contents

Package Contents 1 x LEMFO S21 Smartwatch
1 x User Manual
1 x Charging Cable


Compatibility Android and iOS

Device Finder

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