Available Variants
Full Specifications
Network
| Technology | GSM / HSPA / LTE |
| 2G bands | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| Speed | HSPA, LTE |
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40 |
Launch
| Announced | 2020, March 23. Released 2020, April 30 |
| Status | Discontinued |
Body
| Protection | Water-repellent coating |
| SIM | Nano-SIM + Nano-SIM |
| Build | Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame |
| Weight | 209 g (7.37 oz) |
| Dimensions | 165.8 x 76.7 x 8.8 mm (6.53 x 3.02 x 0.35 in) |
Display
| Size | 6.67 inches, 107.4 cm2 (~84.5% screen-to-body ratio) |
| Resolution | 1080 x 2400 pixels, 20:9 ratio (~395 ppi density) |
| Protection | Corning Gorilla Glass 5 |
| Type | IPS LCD, HDR10, 450 nits (typ) |
Hardware & Software
| OS | Android 10, upgradable to Android 12, MIUI 14 |
| Chipset | Qualcomm SM7125 Snapdragon 720G (8 nm) |
| CPU | Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver) |
| GPU | Adreno 618 |
Memory & Storage
| Card slot | microSDXC (dedicated slot) |
| Storage Type | UFS 2.1 |
| Internal | 64GB 4GB RAM, 64GB 6GB RAM, 128GB 4GB RAM, 128GB 6GB RAM |
Main Camera
| Quad | 48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 119˚ (ultrawide), 1/4.0", 1.12µm 5 MP (macro), AF Auxiliary lens |
| Video | 4K@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS |
| Features | LED flash, HDR, panorama |
Selfie Camera
| Single | 16 MP, f/2.5, (wide), 1/3.06" 1.0µm |
| Video | 1080p@30/120fps |
| Features | HDR, panorama |
Sound
| Loudspeaker | Yes |
| 3.5mm jack | Yes |
Connectivity
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| Infrared port | Yes |
| USB | USB Type-C 2.0, OTG |
| Radio | FM radio, recording |
| NFC | No |
| Positioning | GPS, GLONASS, GALILEO, BDS |
| Bluetooth | 5.0, A2DP, LE |
Features
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass |
Battery
| Charging | 18W wired |
| Type | Li-Po 5020 mAh |
Tests
| Performance | AnTuTu: 254000 (v8) GeekBench: 1785 (v5.1) GFXBench: 15fps (ES 3.1 onscreen) |
| Battery (old) | Endurance rating 127h |
| Loudspeaker | -27.8 LUFS (Good) |
| Camera | Photo / Video |
| Display | 1389:1 contrast ratio, 575 nits max brightness (measured) |
Frequently Asked Questions
Description
The Xiaomi Redmi Note 9S is one of those phones that focused on balance rather than hype. Even though it launched a few years ago, it still delivers a dependable everyday experience for regular users.
In real-life use, the Snapdragon 720G keeps things running smoothly for daily tasks like browsing, social media, and video streaming. You can also play popular games on medium settings without major lag. It’s not a gaming beast, but it’s stable and consistent for its class.
The 48MP main camera performs well in daylight, capturing clear photos with decent colors. It’s reliable for casual photography. The ultrawide is useful for group shots, while the macro lens feels more like an extra feature you may not use often. Low-light performance is average, so don’t expect standout night photos.
Battery life is one of its biggest strengths. The 5020mAh battery easily lasts a full day, even with heavy use. Charging is not very fast, but the long battery backup makes up for it.
The large 6.67-inch display is great for watching videos and browsing. While it’s not AMOLED, it still offers good brightness and a comfortable viewing experience. The design feels solid, though slightly bulky due to the big battery.
Overall, this phone is a good choice for users who want strong battery life, stable performance, and a big display without spending too much.
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Performance & Features
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Screen-on time (mixed usage)
Based on AI analysis
* These values are calculated automatically by our system and may not be 100% accurate.
Antutu Benchmark
v8* Scores are based on lab tests and may vary by device condition and version.