In depth comparison and review of Xiaomi MI A3 and TCL 403. 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 MI A3 | TCL 403 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | T431D | |
| Form Factor | Touch | Touch | |
| Height | 153.48 mm | 159.2 mm | TCL 403 has greater height than Xiaomi MI A3. |
| Width | 71.85 mm | 78.2 mm | TCL 403 has greater width than Xiaomi MI A3. |
| Depth | 8.475 mm | 9.6 mm | Xiaomi MI A3 is narrower than Xiaomi MI A3. |
| Weight | 173.8 g | 182 g | Xiaomi MI A3 is lighter than Xiaomi MI A3. |
| Body Colour | Kind of grey | Prime black | Mauve mist | |
| Body Material | Corning Gorilla Glass 5 | - | |
| Waterproof (Water-resistant) | - | - | TCL 403 is waterproof. |
| SAR Value | 2.34 W/kg (limb), 1.097 W/kg (body), 0.301 W/kg (head) | 1.46 W/kg (body), 1.33 W/kg (head), 3.29 W/kg (limb) | |
| Integrated Components | - | LED flashlight | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
Headset jack - mini-phone 3.5mm Micro-USB |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Xiaomi MI A3 | TCL 403 |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | AMOLED | IPS | |
| Screen Size (Display Size) | 6.088" | 6" | Xiaomi MI A3 has larger screen size than TCL 403. |
| Screen Resolution (Display Resolution) | 1560 x 720 pixels | 960 x 480 pixels | Xiaomi MI A3 has better screen resolution than TCL 403. |
| Display Format | HD+ | FW+ | |
| Aspect Ratio | 19.5:9 | 18:9 | |
| Contrast Ratio | 60000:1 | - | |
| Display Enhancement Technology | - | Eye Care | |
| Display Features | 2.5D Glass, Dot Drop display | Capacitive touch screen | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | - |
| PROCESSOR | Xiaomi MI A3 | TCL 403 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 665 | MediaTek Helio A22 | |
|---|---|---|---|
| Clock Speed | 2 GHz | 2 GHz | Both phones have the same clock speed. |
| Processor Core Qty | 8-core | Quad-core | Xiaomi MI A3 has higher processor core quantity than TCL 403. |
| Graphics System (GPU) | Qualcomm ADRENO 610 | IMG GE8300 |
| MEMORY | Xiaomi MI A3 | TCL 403 |
|---|
| RAM | LPDDR4X SDRAM - 4 GB | 2 GB | Xiaomi MI A3 has more RAM than TCL 403. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 32 GB | Xiaomi MI A3 has more internal memory than TCL 403. |
| User Memory | - | 21 GB | |
| Supported Flash Memory Cards (Expandable Memory) | Up to 256 GB | microSDHC, microSD, microSDXC - up to 512 GB |
| CAMERA | Xiaomi MI A3 | TCL 403 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 1 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 8 Megapixel | Xiaomi MI A3 has better camera resolution than TCL 403. |
| Sensor Size | 1/2" | 1/4" | TCL 403 has better camera sensor size than Xiaomi MI A3. |
| Lens Aperture | F/1.79 | F/2.0 | Xiaomi MI A3 has better lens aperture than Xiaomi MI A3. |
| Lens Construction | 6-element | 4-element | |
| Field of View (FoV) | - | 76.9 degree(s) | |
| Pixel Size | 1.6 μm | 1.12 μm | Xiaomi MI A3 has larger camera pixel size than TCL 403. |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | HDR | |
| Camera Modes | AI portrait mode | Panorama, Macro mode | |
| Light Source | Flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS), 4-in-1 Super Pixel, AI scene detection, AI Triple camera, 27 different scenes | - |
| 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) | 118 degree(s) | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 2 Megapixel | - | |
|---|---|---|---|
| Camera Functions (3rd Camera) | Depth camera | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 32 Megapixel | 2 Megapixel | Xiaomi MI A3 has better front camera resolution than TCL 403. |
| Sensor Size (Front) | - | 1/5" | |
| Lens Aperture (Front) | F/2.0 | F/2.8 | Xiaomi MI A3 has better front lens aperture than Xiaomi MI A3. |
| Lens Element Qty (Front) | 5-element | 2-element | |
| Field of View (Front) | 79 degree(s) | 61.4 degree(s) | Xiaomi MI A3 has larger front lens field of view than TCL 403. |
| Pixel Size (Front) | 1.6 μm | 1.75 μm | TCL 403 has larger front camera pixel size than Xiaomi MI A3. |
| Focus Adjustment | Focus free | Focus free | |
| Special Effects (Front) | - | Face Beautification | |
| Camera Modes (Front) | Selfie panorama, AI portrait mode, AI Beautify | - | |
| Light Source (Front) | - | Display flash | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | 4-in-1 Super Pixel technology, AI scene detection, 12 different scenes, AI Selfie, Palm shutter, AI face unlock | Interpolated to 5MP |
| BATTERY AND CHARGING | Xiaomi MI A3 | TCL 403 |
|---|
| Battery Capacity (Battery Size) | 4030 mAh | 3000 mAh | Xiaomi MI A3 has larger battery capacity than TCL 403. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 3.0 | - | Xiaomi MI A3 has fast charging technology. |
| Recharge Time (Charging Time) | - | 3.5 hour(s) | |
| Talk Time | - | 1260 minutes | |
| Run Time Details | - | Talk: up to 1260 min Streaming: up to 7 hrs Playback (Music): up to 48 hrs |
| CELLULAR | Xiaomi MI A3 | TCL 403 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | - | Android 12 (Go edition) | |
| Intelligent Assistant | Google Assistant | - | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, BeiDou, Galileo |
| COMMUNICATIONS | Xiaomi MI A3 | TCL 403 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, HSPA+, VoLTE, VoWiFi | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | - | |
| 3G UMTS Band | Band 1, Band 2, Band 4, Band 5, Band 8 | Band 1, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 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 1, Band 3, Band 7, Band 8, Band 20, Band 28 | |
| 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 | FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT | |
| Wireless Interface | Infrared (IrDA), IEEE 802.11a/b/g/n/ac | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.0 | |
| Messaging Services | SMS, MMS | - |
| MEDIA | Xiaomi MI A3 | TCL 403 |
|---|
| Supported Digital Audio Standards | WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, AMR-WB, AMR-NB | AAC, PCM, AMR, MP3, FLAC, AAC +, eAAC+, AWB, Vorbis | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, XviD, H.264, M4V, MPEG4-ASP, MPEG-4 SP, MP4 | MPEG-4, H.263, HEVC, VP8, VP9, H.265, H.264 AVC |
| FEATURES | Xiaomi MI A3 | TCL 403 |
|---|
| 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, vibration sensor | Accelerometer, G-sensor | |
| Security Devices | Fingerprint reader (under display) | Face recognition | |
| Security Technology | - | Face Unlock | |
| Additional Phone Features | AI face unlock | HD Voice, Smart Power Saving Mode |
| OTHERS | Xiaomi MI A3 | TCL 403 |
|---|
| Included Accessories | Power adapter, SIM card removal tool, USB-C cable, soft case | LCD sticker, micro-USB cable | |
|---|---|---|---|
| Compliant Standards | - | HAC (Hearing Aid Compatible) |
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