ratings |
Overall NDTV Rating | Read Review | - |
Design and comfort Rating | | - |
Tracking accuracy Rating | | - |
Software and ecosystem Rating | | - |
Battery life Rating | | - |
key specs |
Strap Colour | Black, Silver | - |
Display Size | 46mm | - |
Compatible OS | Android | - |
Dial Shape | Round | Round |
Display Type | AMOLED | - |
Ideal For | Unisex | - |
Strap Material | - | Silicone |
general |
Brand | Samsung | Huami |
Model | Galaxy Watch 4 Classic (46mm) | Amazfit Stratos 3 |
Release date | August 11, 2021 | August 27, 2019 |
Model Name | Galaxy Watch 4 Classic | Stratos 3 |
Dial Shape | Round | Round |
Size | Large | - |
Touchscreen | Yes | Yes |
Interchangeable Strap | Yes | - |
Water Resistant | IP68 | 5ATM |
Water Resistance Depth | 5 ATM | 50 Meters |
Dial Material | Stainless Steel | Stainless Steel |
Ideal For | Unisex | - |
Strap Colour | Black, Silver | - |
Dial Colour | Black, Silver | - |
Strap Material | - | Silicone |
Usage | - | For Sports |
dimensions |
Width | 45.5 | - |
Height | 45.5 | - |
Thickness | 11 | 13.4 mm |
Weight (g) | 52.00 | 40.40 |
Diameter | - | 48.6mm |
product details |
Sensor | Samsung BioActive Sensor (Optical Heart Rate + Electrical Heart + Bioelectrical Impedance Analysis), Accelerometer, Barometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor | BioTracker PPG Bio-Tracking optical sensor, 6-axis acceleration sensor, 3-axis geomagnetic sensor, Air pressure sensor |
Compatible Device | Android | Android 5.0 or iOS 10.0 and above |
Notification | Yes | Yes |
Rechargeable Battery | Yes | - |
Notification Type | - | Calls, Messages, App Alerts |
Battery Type | - | Lithium-ion polymer battery |
Battery Life | - | 7 days in smart mode |
Charge Time | - | 2.5 hours |
connectivity features |
Bluetooth | Yes | Yes |
Bluetooth Version | 5.0 | 5.0 |
Wi-Fi | Yes | Yes |
GPS | Yes | Yes |
Other Connectivity Features | NFC | - |
platform and storage features |
Operating System | One UI Watch 3 | Amazfit OS |
Compatible Operating System | Android | - |
RAM | 1.5GB | 512MB |
Processor Name | Exynos W920 | - |
Internal Memory | 16GB | 2GB |
Number of Cores | - | dual-core |
Processor Speed | - | 1200 |
camera and display features |
Display Resolution | 450x450 | 320x320 |
Display Size | 46mm | - |
Display Type | AMOLED | - |
Scratch Resistant | Gorilla Glass DX | - |
fitness and watch functions |
Step Count | Yes | Yes |
Calorie Count | Yes | Yes |
Heart Rate Monitor | Yes | Yes |
Compass | Yes | - |
Calendar | Yes | - |
Alarm Clock | Yes | Yes |
Date & Time Display | Yes | - |
Language | English | - |
Number of Buttons | 2 | 4 |
Other Watch Functions | Heart rate, blood oxygen, electrocardiogram (EKG) | - |
Other Fitness Features | - | 80 Sports Modes |
audio and video features |
Speaker | Yes | - |
Audio Features | - | Standalone Music Playback |