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| ratings | ||||
| Overall NDTV Rating | Read Review | - | ||
| Design and comfort Rating | - | |||
| Tracking accuracy Rating | - | |||
| Software and ecosystem Rating | - | |||
| Battery life Rating | - | |||
| key specs | ||||
| Strap Material | Silicone | - | ||
| Dial Shape | Round | Rectangle | ||
| Display Type | Super AMOLED | AMOLED | ||
| Ideal For | Unisex | Unisex | ||
| general | ||||
| Brand | Samsung | Redmi | ||
| Model | Galaxy Watch Ultra | Watch 4 | ||
| Release date | July 10, 2024 | November 29, 2023 | ||
| Model Number | SM-L705FDAA | - | ||
| Dial Colour | Titanium Gray, Titanium Silver, Titanium White | Black, White | ||
| Dial Shape | Round | Rectangle | ||
| Strap Material | Silicone | - | ||
| Size | Regular | Regular | ||
| Interchangeable Strap | Yes | - | ||
| Water Resistant | 10 ATM | 5 ATM | ||
| Water Resistance Depth | IP68 | - | ||
| Usage | Regular | - | ||
| Ideal For | Unisex | Unisex | ||
| Model Name | - | Redmi Watch 4 | ||
| Touchscreen | - | Yes | ||
| dimensions | ||||
| Width | 47.4 | 47.58 | ||
| Height | 47.1 | 41.12 | ||
| Thickness | 12.1 | 10.5 | ||
| Diameter | 47 | - | ||
| Weight (g) | 60.50 | 31.50 | ||
| product details | ||||
| Sensor | Samsung BioActive Sensor (Optical Bio-signal sensor + Electrical Heart Signal + Bioelectrical Impedance Analysis), Temperature Sensor, Accelerometer, Barometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor | acceleration, gyro, geomagnetic, ambient light and optical heart rate and blood oxygen sensors | ||
| Compatible Device | Android 11 or higher and with more than 1.5GB of memory | - | ||
| Battery Type | 590mAh | 470mAh | ||
| Rechargeable Battery | Yes | Yes | ||
| Battery Life | - | 20 days | ||
| connectivity features | ||||
| Call Function | Yes | - | ||
| Bluetooth | Yes | Yes | ||
| Bluetooth Version | 5.3 | 5.3 | ||
| Wi-Fi | Yes | Yes | ||
| GPS | Yes | - | ||
| Messaging Support | Yes | - | ||
| platform and storage features | ||||
| Operating System | Watch OS | HyperOS | ||
| RAM | 2GB | - | ||
| Processor Name | Exynos W1000 | - | ||
| Internal Memory | 32GB | - | ||
| camera and display features | ||||
| Display Resolution | 480x480 | 390 x 450 | ||
| Display Type | Super AMOLED | AMOLED | ||
| fitness and watch functions | ||||
| Step Count | Yes | Yes | ||
| Calorie Count | Yes | Yes | ||
| Heart Rate Monitor | Yes | Yes | ||
| Compass | Yes | Yes | ||
| Calendar | Yes | Yes | ||
| Alarm Clock | Yes | Yes | ||
| Date & Time Display | Yes | Yes | ||
| Other Fitness Features | FTP tracking, heart rate zones, multi-sport tile | Stress tracker, SpO2, Menstrual cycle monitoring | ||
| Language | - | Simplified Chinese, Traditional Chinese, English | ||
| Number of Buttons | - | One | ||
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