Detailed comparison and review of Alcatel U3 3G and Xiaomi Redmi 12. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | Alcatel U3 3G | Xiaomi Redmi 12 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 121.3 mm | 168.6 mm | Xiaomi Redmi 12 has greater height than Alcatel U3 3G. |
| Width | 64.4 mm | 76.28 mm | Xiaomi Redmi 12 has greater width than Alcatel U3 3G. |
| Depth | 9.7 mm | 8.17 mm | Xiaomi Redmi 12 is narrower than Alcatel U3 3G. |
| Weight | 102 g | 198.5 g | Alcatel U3 3G is lighter than Alcatel U3 3G. |
| Body Colour | Volcano black | Midnight black | |
| Protection | - | Spill-resistant, dust-resistant | |
| Waterproof (Water-resistant) | - | - | Xiaomi Redmi 12 is waterproof. |
| IP rating | - | IP53 | |
| Integrated Components | FM radio | FM radio | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Micro SIM | - | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | - | Nano SIM + nano SIM/microSD |
| DISPLAY | Alcatel U3 3G | Xiaomi Redmi 12 |
|---|
| Display Type | LCD display | - | |
|---|---|---|---|
| Display Technology | TFT | - | |
| Screen Size (Display Size) | 4" | 6.79" | Xiaomi Redmi 12 has larger screen size than Alcatel U3 3G. |
| Screen Resolution (Display Resolution) | 800 x 480 pixels | 2460 x 1080 pixels | Xiaomi Redmi 12 has better screen resolution than Alcatel U3 3G. |
| Display Format | - | Full HD+ | |
| Pixel Density | - | 396 ppi | |
| Max Brightness | - | 550 cd/m² | |
| Contrast Ratio | - | 1500:1 | |
| Display Enhancement Technology | - | Reading mode 3.0 | |
| Display Refresh Rate | - | 90 Hz | |
| Display Features | - | Reading mode, Dot Display, AdaptiveSync technology, 70% NTSC |
| PROCESSOR | Alcatel U3 3G | Xiaomi Redmi 12 |
|---|
| Processor Type (CPU) | - | MediaTek Helio G88 | |
|---|---|---|---|
| Clock Speed | 1.3 GHz | 2 GHz | Xiaomi Redmi 12 has higher clock speed than Alcatel U3 3G. |
| Processor Core Qty | Dual-core | 8-core | Xiaomi Redmi 12 has higher processor core quantity than Alcatel U3 3G. |
| Graphics System (GPU) | - | ARM Mali-G52 |
| MEMORY | Alcatel U3 3G | Xiaomi Redmi 12 |
|---|
| RAM | 512 MB | LPDDR4X SDRAM - 4 GB + up to 16 GB virtual extension | Xiaomi Redmi 12 has more RAM than Alcatel U3 3G. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 4 GB | 128 GB | Xiaomi Redmi 12 has more internal memory than Alcatel U3 3G. |
| User Memory | 700 MB | - | |
| Memory Interface | - | eMMC 5.1 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC - up to 32 GB | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Alcatel U3 3G | Xiaomi Redmi 12 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 3 | |
|---|---|---|---|
| Sensor Resolution | 2 Megapixel | 50 Megapixel | Xiaomi Redmi 12 has better camera resolution than Alcatel U3 3G. |
| Lens Aperture | - | F/1.8 | |
| Focus Adjustment | Focus free | Automatic | |
| Light Source | LED light | LED flash | |
| Video Resolutions | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | Interpolated to 3MP | AI Triple camera |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 8 Megapixel | |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.2 | |
| Field of View (2nd Camera) | - | 120 degree(s) |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Camera Functions (3rd Camera) | - | Macro camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 0.3 Megapixel | 8 Megapixel | Xiaomi Redmi 12 has better front camera resolution than Alcatel U3 3G. |
| Lens Aperture (Front) | - | F/2.1 | |
| Light Source (Front) | LED flash | - | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | Interpolated to 1.3MP | - |
| BATTERY AND CHARGING | Alcatel U3 3G | Xiaomi Redmi 12 |
|---|
| Battery Capacity (Battery Size) | 1500 mAh | 5000 mAh | Xiaomi Redmi 12 has larger battery capacity than Alcatel U3 3G. |
|---|---|---|---|
| Standby Time | - | 552 hours | |
| Talk Time | - | 2220 minutes | |
| Run Time Details | - | Talk: up to 2220 min Standby: up to 552 hrs Playback (video): up to 16 hrs Reading: up to 26 hrs |
| CELLULAR | Alcatel U3 3G | Xiaomi Redmi 12 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 3G | 4G | Xiaomi Redmi 12 has more advanced generation mobile network. |
| Operating System | Android 6.0 (Marshmallow) | Android 13 | |
| User Interface | - | MIUI 14 | |
| Navigation | GPS, A-GPS | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Alcatel U3 3G | Xiaomi Redmi 12 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+ | FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | - | |
| 3G UMTS Band | Band 1, Band 8 | Band 1, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 900 | 2100, 850, 900 | |
| 4G LTE Band | - | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | - | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11b/g/n | Wi-Fi | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 5.3 | |
| NFC | - | Yes | Xiaomi Redmi 12 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| FEATURES | Alcatel U3 3G | Xiaomi Redmi 12 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Proximity sensor, G-sensor | Accelerometer, digital compass | |
| Security Devices | - | Face recognition, fingerprint reader (side) | |
| Security Technology | - | AI face unlock | |
| Additional Phone Features | Radio Data Service (RDS) | Fast Charging, IR blaster |
| OTHERS | Alcatel U3 3G | Xiaomi Redmi 12 |
|---|
| Included Accessories | Power adapter | Power adapter, SIM card removal tool, USB-C cable | |
|---|---|---|---|
| Compliant Standards | - | IP53, SGS Low Blue Light Certification |
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