Xiaomi Redmi Note 9 4G
Xiaomi Redmi Note 9 4G specifications including display, chipset, camera, battery, connectivity, and design details.
| Size | 6.5" |
| Resolution | 1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density |
| Type | IPS LCD, 400 nits (typ) |
| Brightness | 400 nits |
| Protection | Corning Gorilla Glass 3 |
| Chipset | Qualcomm SM6115 Snapdragon 662 (11 nm) |
| Processor | Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) |
| GPU | Adreno 610 |
| AnTuTu Score | 107401 |
| RAM & Storage | 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM |
| Operating System | Android 10 |
| UI Layer | MIUI 14 |
| Main Camera | 48MP |
| Camera Setup | 48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 120? (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (depth) |
| Features | LED flash, HDR, panorama |
| Video Recording | 1080p@30fps |
| Selfie Camera | 8MP |
| Selfie Features | N/A |
| DxOMark Score | N/A |
| Capacity | 6000mAh |
| Charging Speed | 18W |
| Wireless Charging | No |
| Reverse Charging | Yes |
| Dimensions | 162.3 x 77.3 x 9.6 mm (6.39 x 3.04 x 0.38 in) |
| Weight | 198g |
| Build Material | Glass front (Gorilla Glass 3), plastic frame, plastic back |
| Colors | N/A |
| Water Resistance | No |
| Fingerprint Sensor | Fingerprint (side-mounted), accelerometer, proximi |
| Face Recognition | No |
| Network | GSM, CDMA, HSPA, LTE |
| SIM Type | Nano-SIM + Nano-SIM |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| Bluetooth | 4.2, A2DP |
| NFC | No |
| USB Type | USB Type-C 2.0, OTG |
| Headphone Jack | Yes |
| Stereo Speakers | Yes |
We do not guarantee 100% accuracy of specifications, but we work hard to ensure every detail is correct.
Pros
- Huge battery capacity
- Extra ultrawide camera flexibility
- Generous storage options
- Stereo speakers
- 3.5mm headphone jack
- Reverse charging support
Cons
- No AMOLED/OLED display
- Only 60Hz refresh rate
- Display brightness could be better
- Charging speed feels slow for modern heavy usage
- A full 0 to 100% charge can take over an hour
- Modest main camera resolution
AI Phone Summary
A quick smart overview based on this phone’s specifications.
The Xiaomi Redmi Note 9 4G is a smartphone positioned around $200.00, released in November 2020.
It features a 6.5" display, IPS LCD, 400 nits (typ), with 1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density resolution, and a 60Hz refresh rate.
For performance, it is powered by the Qualcomm SM6115 Snapdragon 662 (11 nm), with 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM.
For photography, the phone offers a 48MP main camera, a camera setup that includes 48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 120? (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (depth), a 8MP selfie camera.
Battery life is supported by a 6000mAh battery, 18W charging.
Overall, it looks like a good option for users who need long battery life, a strong value choice in its price range.
Detailed Review
Xiaomi Redmi Note 9 4G offers a balanced smartphone experience with Qualcomm SM6115 Snapdragon 662 (11 nm), a IPS LCD, 400 nits (typ) display, and a 48MP main camera backed by a 6000mAh battery. It suits users looking for solid daily performance, multimedia use, and practical features.
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