Redmi Watch 4 vs Fire-Boltt Ninj comparison
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key specs |
Dial Shape | Rectangle | Rectangle |
Display Type | AMOLED | - |
Ideal For | Unisex | Unisex |
Strap Colour | - | Black |
Display Size | - | 33mm |
Compatible OS | - | Android, iOS |
Strap Material | - | Silicone |
general |
Brand | Redmi | Fire-Boltt |
Model | Watch 4 | Ninja |
Release date | November 29, 2023 | August 4, 2021 |
Model Name | Redmi Watch 4 | Ninja touch to Wake SpO2 |
Dial Colour | Black, White | Black |
Dial Shape | Rectangle | Rectangle |
Size | Regular | Regular |
Touchscreen | Yes | Yes |
Water Resistant | 5 ATM | Yes |
Ideal For | Unisex | Unisex |
Model Number | - | BSW007 |
Strap Material | - | Silicone |
Water Resistance Depth | - | 1m |
Dial Material | - | Metal |
Strap Colour | - | Black |
dimensions |
Width | 47.58 | 41 |
Height | 41.12 | 34 |
Thickness | 10.5 | 10 |
Weight (g) | 31.50 | 80.00 |
Diameter | - | 33 |
product details |
Sensor | acceleration, gyro, geomagnetic, ambient light and optical heart rate and blood oxygen sensors | Accelerometer Sensor, Barometer Sensor, Gyro Sensor, Light Sensor, Optical Heart Rate Sensor, SpO2 Sensor, Blood Pressure Monitor |
Battery Type | 470mAh | Li-ion |
Battery Life | 20 days | 5 days |
Rechargeable Battery | Yes | Yes |
Compatible Device | - | Android, iPhone |
Notification | - | Yes |
Charge Time | - | 120 minutes |
Stand By Time | - | 15 days |
connectivity features |
Bluetooth | Yes | Bluetooth |
Bluetooth Version | 5.3 | 5.0 |
Wi-Fi | Yes | - |
Call Function | - | No |
Messaging Support | - | Yes |
Operating Range | - | 10m |
Third Party App Support | - | Limited |
platform and storage features |
Operating System | HyperOS | - |
Compatible Operating System | - | Android, iOS |
camera and display features |
Display Resolution | 390 x 450 | 240x240 |
Display Type | AMOLED | - |
Display Size | - | 33mm |
Backlight Display | - | Yes |
Scratch Resistant | - | Yes |
fitness and watch functions |
Step Count | Yes | Yes |
Calorie Count | Yes | Yes |
Heart Rate Monitor | Yes | Yes |
Compass | Yes | - |
Calendar | Yes | Yes |
Alarm Clock | Yes | Yes |
Date & Time Display | Yes | Yes |
Language | Simplified Chinese, Traditional Chinese, English | English |
Number of Buttons | One | - |
Other Fitness Features | Stress tracker, SpO2, Menstrual cycle monitoring | 7 sports modes |
Chronograph | - | No |
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