Compare Xiaomi Watch S4 vs Xiaomi Redmi 15 4G
| Xiaomi Watch S4 Choose another device | Xiaomi Redmi 15 4G Choose another device | |
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Launch
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| Version | October 2024 | August 2025 |
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Network
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| Technology | 4G | 4G |
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Body
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| Dimensions | 47.3 x 47.3 x 12 mm (1.86 x 1.86 x 0.47 in) | 171.1 x 82.1 x 8.6 mm (6.74 x 3.23 x 0.34 in) |
| Weight | 44.5 g (1.59 oz) | 224 g (7.90 oz) |
| SIM | eSIM | Nano-SIM + Nano-SIM |
| Design | Aluminum alloy frame, stainless steel bezel | |
| Others | Waterproof (5ATM) | IP64 dust tight and water resistant |
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Display
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| Type | AMOLED | IPS LCD, 144Hz |
| Size | 1.43 inches | 6.9 inches |
| Resolution | 466 x 466 pixels | 1080 x 2340 pixels |
| Protection | Scratch/drop-proof glass | |
| Various | ||
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Platform
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| Operating System | HyperOS 2 | Android 15, HyperOS 2 |
| Chipset | Qualcomm SM6225 Snapdragon 685 (6 nm) | |
| CPU | Octa-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53) | |
| GPU | Adreno 610 | |
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Memory
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| Card Slot | No | microSDXC |
| Internal | 128GB 6GB RAM, 256GB 8GB RAM | |
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Camera
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| Primary | No | 50 MP + Other CAMS |
| Features | LED flash, HDR | |
| Video | 1080p@30fps | |
| Selfie | 8 MP (1080p@ 30fps) | |
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Sound
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| Loudspeaker | Yes | Yes |
| 3.5mm Jack | No | No |
| Extra | ||
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Comms
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| Wifi | No | b/g/n/ac, dual-band |
| Bluetooth | 5.3 | 5.0 |
| GPS | Yes | Yes |
| NFC | Yes | Yes |
| Infrared | Yes | |
| Radio | No | No |
| USB | No | USB Type-C |
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Features
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| Sensors | Accelerometer, gyro, compass, barometer, heart rate, SpO2 | Fingerprint (side-mounted), accelerometer, compass |
| Miscellaneous | Virtual proximity sensing | |
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Battery
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| Battery type | 486 mAh | 7000 mAh |
| Charging | 33W wired | |
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Misc
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| Colors | Black, Silver, Rainbow | Midnight Black, Titan Gray, Sandy Purple |
| Models | M2424W1, M2425W1 | |
| Inside the box | ||
| Price | 140 USD | 160 USD |
| Xiaomi Watch S4: More information Choose another device | Xiaomi Redmi 15 4G: More information Choose another device | |
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