In depth comparison and review of Xiaomi Redmi Note 9 and Alcatel U3 2019. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | Xiaomi Redmi Note 9 | Alcatel U3 2019 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | 4034L | |
| Form Factor | Touch | Touch | |
| Height | 162.3 mm | 121.3 mm | Xiaomi Redmi Note 9 has greater height than Alcatel U3 2019. |
| Width | 77.2 mm | 64.4 mm | Xiaomi Redmi Note 9 has greater width than Alcatel U3 2019. |
| Depth | 8.9 mm | 9.7 mm | Xiaomi Redmi Note 9 is narrower than Xiaomi Redmi Note 9. |
| Weight | 199 g | 110 g | Alcatel U3 2019 is lighter than Xiaomi Redmi Note 9. |
| Body Colour | Forest green | - | |
| Protection | Splashproof | - | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 2.262 W/kg (limb), 1.138 W/kg (body), 0.795 W/kg (head) | 1.48 W/kg (body), 1.08 W/kg (head) | |
| Integrated Components | Ultra-linear speaker | FM radio | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
Micro-USB Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | - | |
| SIM Card Qty | Dual-SIM | Single-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
| DISPLAY | Xiaomi Redmi Note 9 | Alcatel U3 2019 |
|---|
| Screen Size (Display Size) | 6.53" | 4" | Xiaomi Redmi Note 9 has larger screen size than Alcatel U3 2019. |
|---|---|---|---|
| Screen Resolution (Display Resolution) | 2340 x 1080 pixels | 800 x 480 pixels | Xiaomi Redmi Note 9 has better screen resolution than Alcatel U3 2019. |
| Display Format | Full HD+ | WVGA | |
| Aspect Ratio | 19.5:9 | - | |
| Max Brightness | 450 cd/m² | - | |
| Contrast Ratio | 1500:1 | - | |
| Display Features | Reading mode 2.0, Dot Display, Full Screen gestures | - | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | - |
| PROCESSOR | Xiaomi Redmi Note 9 | Alcatel U3 2019 |
|---|
| Processor Type (CPU) | MediaTek Helio G85 | MediaTek | |
|---|---|---|---|
| Processor Number | - | MT6580M | |
| Clock Speed | 2 GHz | 1.3 GHz | Xiaomi Redmi Note 9 has higher clock speed than Alcatel U3 2019. |
| Processor Core Qty | 8-core | Quad-core | Xiaomi Redmi Note 9 has higher processor core quantity than Alcatel U3 2019. |
| Graphics System (GPU) | ARM G52 MC2 | - |
| MEMORY | Xiaomi Redmi Note 9 | Alcatel U3 2019 |
|---|
| RAM | 3 GB | 512 MB | Xiaomi Redmi Note 9 has more RAM than Alcatel U3 2019. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 4 GB | Xiaomi Redmi Note 9 has more internal memory than Alcatel U3 2019. |
| Supported Flash Memory Cards (Expandable Memory) | microSD | microSD |
| CAMERA | Xiaomi Redmi Note 9 | Alcatel U3 2019 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 1 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 3 Megapixel | Xiaomi Redmi Note 9 has better camera resolution than Alcatel U3 2019. |
| Sensor Size | 1/2" | - | |
| Lens Aperture | F/1.79 | - | |
| Lens Construction | 6-element | - | |
| Field of View (FoV) | 79.4 degree(s) | - | |
| Pixel Size | 0.8 μm | - | |
| Focus Adjustment | Automatic | - | |
| Special Effects | HDR, Kaleidoscope | - | |
| Camera Modes | Burst mode, Panorama, night mode, Smart ultra-wide angle mode, Photo timer, Custom watermark, Documents, Beautify, Levelling, Cinematic portraits | - | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi Redmi Note 9 has face detection. |
| Light Source | Flash | - | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps | - | |
| Camera Features (Functions) | 4-in-1 Super Pixel, AI scene detection, Portrait mode with background blurring, Ultra wide-angle edge distortion correction, Steady handheld night photography, full screen frame, AI watermark | Interpolated to 3MP |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 8 Megapixel | - | |
|---|---|---|---|
| Sensor Size (2nd Camera) | 1/4" | - | |
| Lens Type (2nd Camera) | Ultra wide-angle lens | - | |
| Lens Aperture (2nd Camera) | F/2.2 | - | |
| Lens Element Qty (2nd Camera) | 5-element | - | |
| Field of View (2nd Camera) | 118 degree(s) | - | |
| Pixel Size (2nd Camera) | 1.2 μm | - | |
| Camera Features (2nd Camera) | 5-piece lens | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 2 Megapixel | - | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | F/2.4 | - | |
| Pixel Size (3rd Camera) | 1.75 μm | - | |
| Camera Functions (3rd Camera) | Macro camera | - | |
| Camera Features (3rd Camera) | AF (2cm-10cm) | - |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | 2 Megapixel | - | |
|---|---|---|---|
| Sensor Size (4th Camera) | 1/5" | - | |
| Lens Aperture (4th Camera) | F/2.4 | - | |
| Lens Element Qty (4th Camera) | 3-element | - | |
| Pixel Size (4th Camera) | 1.75 μm | - | |
| Camera Functions (4th Camera) | Depth camera | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 13 Megapixel | 1.3 Megapixel | Xiaomi Redmi Note 9 has better front camera resolution than Alcatel U3 2019. |
| Sensor Size (Front) | 1/3.06" | - | |
| Lens Aperture (Front) | F/2.25 | - | |
| Lens Element Qty (Front) | 5-element | - | |
| Field of View (Front) | 74 degree(s) | - | |
| Pixel Size (Front) | 1.12 μm | - | |
| Special Effects (Front) | HDR | - | |
| Camera Modes (Front) | Panoramic selfies, AI portrait mode, AI Beautify | - | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi Redmi Note 9 has face detection. |
| Light Source (Front) | Display flash | - | |
| Camera Features (Front) | Palm shutter, AI silhouette detection | Interpolated to 1.3MP |
| BATTERY AND CHARGING | Xiaomi Redmi Note 9 | Alcatel U3 2019 |
|---|
| Battery Capacity (Battery Size) | 5020 mAh | 1500 mAh | Xiaomi Redmi Note 9 has larger battery capacity than Alcatel U3 2019. |
|---|---|---|---|
| Talk Time | 1980 minutes | - | |
| Run Time Details | Talk: up to 1980 min Gaming: up to 16 hrs Playback (Music): up to 147 hrs Navigation: up to 16 hrs |
- | |
| Battery Technology | Lithium polymer | - |
| CELLULAR | Xiaomi Redmi Note 9 | Alcatel U3 2019 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 3G | Xiaomi Redmi Note 9 has more advanced generation mobile network. |
| Operating System | - | Android 8.0 Oreo (Go edition) | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou, Galileo | GPS |
| COMMUNICATIONS | Xiaomi Redmi Note 9 | Alcatel U3 2019 |
|---|
| Data Transmission | VoLTE, FDD-LTE, TDD-LTE | GPRS, EDGE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1900 GSM, 2100 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 4, Band 5, Band 8 | - | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | - | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | - | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | - | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 4.0 |
| MEDIA | Xiaomi Redmi Note 9 | Alcatel U3 2019 |
|---|
| Supported Digital Audio Standards | WAV, AAC, AMR, MP3, FLAC, APE (Monkey's Audio) | WAV, AAC, AMR, MP3, FLAC, AAC +, MIDI, Vorbis | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, XviD, M4V, MP4 | - | |
| Audio Amplifier | Smart PA | - |
| FEATURES | Xiaomi Redmi Note 9 | Alcatel U3 2019 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, infrared (IR) sensor | G-sensor | |
| Security Devices | Face recognition, fingerprint reader | - | |
| Additional Phone Features | Infrared remote control, HyperEngine technology | - |
| OTHERS | Xiaomi Redmi Note 9 | Alcatel U3 2019 |
|---|
| Included Accessories | Protective cover, power adapter, SIM card removal tool, USB-C cable | - | |
|---|---|---|---|
| Compliant Standards | TUV Rheinland Low Blue Light Certification | - |
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