In depth comparison and review of Xiaomi Redmi Note 9 and Alcatel 1 (2021). 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 1 (2021) |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | 5033DR | |
| Form Factor | Touch | Touch | |
| Height | 162.3 mm | 137.6 mm | Xiaomi Redmi Note 9 has greater height than Alcatel 1 (2021). |
| Width | 77.2 mm | 65.7 mm | Xiaomi Redmi Note 9 has greater width than Alcatel 1 (2021). |
| Depth | 8.9 mm | 9.8 mm | Xiaomi Redmi Note 9 is narrower than Xiaomi Redmi Note 9. |
| Weight | 199 g | 134 g | Alcatel 1 (2021) is lighter than Xiaomi Redmi Note 9. |
| Body Colour | Forest green | Volcano black | |
| Protection | Splashproof | - | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 2.262 W/kg (limb), 1.138 W/kg (body), 0.795 W/kg (head) | 1.63 W/kg (body), 0.91 W/kg (head), 3.49 W/kg (limb) | |
| Integrated Components | Ultra-linear speaker | LED flashlight | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
| DISPLAY | Xiaomi Redmi Note 9 | Alcatel 1 (2021) |
|---|
| Screen Size (Display Size) | 6.53" | 5" | Xiaomi Redmi Note 9 has larger screen size than Alcatel 1 (2021). |
|---|---|---|---|
| Screen Resolution (Display Resolution) | 2340 x 1080 pixels | 960 x 480 pixels | Xiaomi Redmi Note 9 has better screen resolution than Alcatel 1 (2021). |
| Display Format | Full HD+ | FWVGA+ | |
| Aspect Ratio | 19.5:9 | 18:9 | |
| Max Brightness | 450 cd/m² | - | |
| Contrast Ratio | 1500:1 | - | |
| Display Enhancement Technology | - | Eye comfort mode | |
| Display Features | Reading mode 2.0, Dot Display, Full Screen gestures | FullView Display | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | AGS Asahi Glass |
| PROCESSOR | Xiaomi Redmi Note 9 | Alcatel 1 (2021) |
|---|
| Processor Type (CPU) | MediaTek Helio G85 | MediaTek | |
|---|---|---|---|
| Processor Number | - | MT6739 | |
| Clock Speed | 2 GHz | 1.28 GHz | Xiaomi Redmi Note 9 has higher clock speed than Alcatel 1 (2021). |
| Processor Core Qty | 8-core | Quad-core | Xiaomi Redmi Note 9 has higher processor core quantity than Alcatel 1 (2021). |
| Graphics System (GPU) | ARM G52 MC2 | IMG GE8100 |
| MEMORY | Xiaomi Redmi Note 9 | Alcatel 1 (2021) |
|---|
| RAM | 3 GB | 1 GB | Xiaomi Redmi Note 9 has more RAM than Alcatel 1 (2021). |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 8 GB | Xiaomi Redmi Note 9 has more internal memory than Alcatel 1 (2021). |
| User Memory | - | 5 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSD | microSDHC, microSD - up to 32 GB |
| CAMERA | Xiaomi Redmi Note 9 | Alcatel 1 (2021) |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 1 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 5 Megapixel | Xiaomi Redmi Note 9 has better camera resolution than Alcatel 1 (2021). |
| Sensor Size | 1/2" | 1/5" | Alcatel 1 (2021) has better camera sensor size than Xiaomi Redmi Note 9. |
| Lens Aperture | F/1.79 | F/2.4 | Xiaomi Redmi Note 9 has better lens aperture than Xiaomi Redmi Note 9. |
| Lens Construction | 6-element | 3-element | |
| Field of View (FoV) | 79.4 degree(s) | 76 degree(s) | Xiaomi Redmi Note 9 has larger lens field of view than Alcatel 1 (2021). |
| Pixel Size | 0.8 μm | 1.12 μm | Alcatel 1 (2021) has larger camera pixel size than Xiaomi Redmi Note 9. |
| Focus Adjustment | Automatic | Focus free | |
| 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 | Face tracking | Both phones have 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 | 1280 x 720 (720p) at 30 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 | - |
| 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 | 2 Megapixel | Xiaomi Redmi Note 9 has better front camera resolution than Alcatel 1 (2021). |
| Sensor Size (Front) | 1/3.06" | 1/5" | Alcatel 1 (2021) has better front camera sensor size than Xiaomi Redmi Note 9. |
| Lens Aperture (Front) | F/2.25 | F/2.8 | Xiaomi Redmi Note 9 has better front lens aperture than Xiaomi Redmi Note 9. |
| Lens Element Qty (Front) | 5-element | 2-element | |
| Field of View (Front) | 74 degree(s) | 61 degree(s) | Xiaomi Redmi Note 9 has larger front lens field of view than Alcatel 1 (2021). |
| Pixel Size (Front) | 1.12 μm | 1.75 μm | Alcatel 1 (2021) has larger front camera pixel size than Xiaomi Redmi Note 9. |
| Focus Adjustment | - | Focus free | |
| Special Effects (Front) | HDR | Photo booth, Instant Collage, Social Square | |
| Camera Modes (Front) | Panoramic selfies, AI portrait mode, AI Beautify | One-handed mode, Social Mode | |
| Face Recognition (Face ID) | Face recognition | Face tracking | Both phones have face detection. |
| Light Source (Front) | Display flash | - | |
| Video Resolutions (Front) | - | 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | Palm shutter, AI silhouette detection | - |
| BATTERY AND CHARGING | Xiaomi Redmi Note 9 | Alcatel 1 (2021) |
|---|
| Battery Capacity (Battery Size) | 5020 mAh | 2000 mAh | Xiaomi Redmi Note 9 has larger battery capacity than Alcatel 1 (2021). |
|---|---|---|---|
| Recharge Time (Charging Time) | - | 3.4 hour(s) | |
| Standby Time | - | 310 hours | |
| Talk Time | 1980 minutes | 1020 minutes | Xiaomi Redmi Note 9 has longer battery life when making calls than Alcatel 1 (2021). |
| Run Time Details | Talk: up to 1980 min Gaming: up to 16 hrs Playback (Music): up to 147 hrs Navigation: up to 16 hrs |
Standby (2G): up to 310 hrs Standby (3G): up to 300 hrs Standby (4G): up to 210 hrs Talk (2G): up to 1020 min Talk (3G): up to 660 min Talk (4G): up to 480 min |
|
| Battery Technology | Lithium polymer | - |
| CELLULAR | Xiaomi Redmi Note 9 | Alcatel 1 (2021) |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | - | Android 11 (Go edition) | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou, Galileo | GPS |
| COMMUNICATIONS | Xiaomi Redmi Note 9 | Alcatel 1 (2021) |
|---|
| Data Transmission | VoLTE, FDD-LTE, TDD-LTE | GPRS, EDGE, HSPA+, LTE | |
|---|---|---|---|
| 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 | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 1900, 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 | Band 1, Band 3, Band 7, Band 8, Band 20 | |
| 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 | FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 4.2 |
| MEDIA | Xiaomi Redmi Note 9 | Alcatel 1 (2021) |
|---|
| Supported Digital Audio Standards | WAV, AAC, AMR, MP3, FLAC, APE (Monkey's Audio) | WAV, AAC, AMR, MP3, FLAC, AAC +, MIDI, APE (Monkey's Audio), Vorbis | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, XviD, M4V, MP4 | MPEG-2, H.263, HEVC, VP8, VP9, H.265, H.264 AVC | |
| Audio Amplifier | Smart PA | - |
| FEATURES | Xiaomi Redmi Note 9 | Alcatel 1 (2021) |
|---|
| 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 | Accelerometer, proximity sensor | |
| Security Devices | Face recognition, fingerprint reader | - | |
| Additional Phone Features | Infrared remote control, HyperEngine technology | Smart Manager |
| OTHERS | Xiaomi Redmi Note 9 | Alcatel 1 (2021) |
|---|
| 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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