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) |
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Description
Overview & Display
The Xiaomi Redmi Note 9S presents a familiar yet robust design, featuring a glass front and back protected by Gorilla Glass 5, encased in a plastic frame. This construction, at 209 grams, offers a reassuring heft in hand. The expansive 6.67-inch IPS LCD display boasts a resolution of 2400 x 1080 pixels, delivering a crisp visual experience with a 20:9 aspect ratio. With a screen-to-body ratio of 84.5%, the display maximizes the viewing area, enhanced by HDR10 support and a typical brightness of 450 nits, promising decent multimedia consumption, though direct sunlight might pose a challenge.
Powering the Xiaomi Redmi Note 9S is a Qualcomm Snapdragon 720G processor, fabricated on an 8nm process. Coupled with options for 4GB or 6GB of RAM and storage configurations of 64GB or 128GB (using UFS 2.1 technology), the phone should handle everyday tasks with ease. Android 10, upgradable to Android 12 with the MIUI 14 interface, suggests a relatively modern software experience. The chipset, paired with the available RAM, should facilitate smooth multitasking and navigation, though demanding games might require adjusted graphics settings.
Camera & Battery
The rear camera array on the Redmi Note 9S is quite versatile, comprising a 48MP primary sensor, an 8MP ultrawide lens with a 119-degree field of view, a 5MP macro lens, and an auxiliary lens. This setup should allow for capturing a wide range of subjects and perspectives. Video recording capabilities extend to 4K resolution at 30fps, alongside options for 1080p at various frame rates, including a cinematic 120fps, and even 720p at a high 960fps with gyro-EIS stabilization. The 16MP front-facing camera, capable of 1080p video recording, offers a decent resolution for selfies and video calls.
A substantial 5020 mAh battery fuels the Xiaomi Redmi Note 9S, suggesting extended usage throughout the day. While the specifications state 18W wired charging, reaching a full charge will take some time. Endurance tests indicate a long battery life, potentially lasting through a full day of moderate use. The inclusion of a loudspeaker and a 3.5mm headphone jack caters to audio enthusiasts, and the FM radio functionality provides an alternative entertainment source.
Who Should Buy This
The Xiaomi Redmi Note 9S is well-suited for users seeking a dependable smartphone with a large display and a versatile camera system, without needing the absolute latest flagship features. It’s a good choice for those who prioritize battery life and multimedia consumption. However, users heavily invested in mobile gaming or those requiring cutting-edge processing power may want to explore alternatives. The device’s appeal lies in offering a solid all-around experience at an accessible level, targeting budget-conscious consumers who value practicality and functionality.
Pros
- Large 6.67-inch display with Gorilla Glass 5
- Versatile quad-camera system
- Long-lasting 5020 mAh battery
- Expandable storage via microSDXC
- Side-mounted fingerprint sensor for secure access
Cons
- Plastic frame construction
- Charging speed is limited to 18W
- No NFC for contactless payments
- GFXBench performance suggests moderate graphics capabilities
Verdict
The Xiaomi Redmi Note 9S delivers a reliable and feature-rich experience, particularly excelling in battery life and display quality. Its versatile camera system enables capturing a variety of shots, while the ample storage options cater to media enthusiasts. The plastic frame and somewhat slower charging are minor drawbacks. Overall, it represents a compelling option for those prioritizing practicality and value, making it a solid choice for everyday use. While it may not set any performance records, the Redmi Note 9S consistently delivers a dependable and enjoyable smartphone experience.
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Performance & Features
Estimated average on high settings
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.