In depth comparison and review of Xiaomi MI Redmi 3 Pro and Xiaomi MI A3. 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 Redmi 3 Pro | Xiaomi MI A3 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 139.3 mm | 153.48 mm | Xiaomi MI A3 has greater height than Xiaomi MI Redmi 3 Pro. |
| Width | 69.6 mm | 71.85 mm | Xiaomi MI A3 has greater width than Xiaomi MI Redmi 3 Pro. |
| Depth | 8.5 mm | 8.475 mm | Xiaomi MI A3 is narrower than Xiaomi MI Redmi 3 Pro. |
| Weight | - | 173.8 g | |
| Body Colour | Silver | Kind of grey | |
| Body Material | Metal | Corning Gorilla Glass 5 | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.33 W/kg | 2.34 W/kg (limb), 1.097 W/kg (body), 0.301 W/kg (head) | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Micro SIM, nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Xiaomi MI Redmi 3 Pro | Xiaomi MI A3 |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | IPS | AMOLED | |
| Screen Size (Display Size) | 5" | 6.088" | Xiaomi MI A3 has larger screen size than Xiaomi MI Redmi 3 Pro. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1560 x 720 pixels | Xiaomi MI A3 has better screen resolution than Xiaomi MI Redmi 3 Pro. |
| Display Format | HD | HD+ | |
| Pixel Density | 294 ppi | - | |
| Aspect Ratio | - | 19.5:9 | |
| Contrast Ratio | - | 60000:1 | |
| Display Features | - | 2.5D Glass, Dot Drop display | |
| Display Protection (Screen Protector) | - | Corning Gorilla Glass 5 (scratch resistant glass) |
| PROCESSOR | Xiaomi MI Redmi 3 Pro | Xiaomi MI A3 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 616 | Qualcomm Snapdragon 665 | |
|---|---|---|---|
| Clock Speed | - | 2 GHz | |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | Xiaomi MI Redmi 3 Pro has 64-bit architecture. |
| Graphics System (GPU) | - | Qualcomm ADRENO 610 |
| MEMORY | Xiaomi MI Redmi 3 Pro | Xiaomi MI A3 |
|---|
| RAM | 3 GB | LPDDR4X SDRAM - 4 GB | Xiaomi MI A3 has more RAM than Xiaomi MI Redmi 3 Pro. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 64 GB | Xiaomi MI A3 has more internal memory than Xiaomi MI Redmi 3 Pro. |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | Up to 256 GB |
| CAMERA | Xiaomi MI Redmi 3 Pro | Xiaomi MI A3 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 3 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 48 Megapixel | Xiaomi MI A3 has better camera resolution than Xiaomi MI Redmi 3 Pro. |
| Sensor Size | - | 1/2" | |
| Lens Aperture | F/2.0 | F/1.79 | Xiaomi MI A3 has better lens aperture than Xiaomi MI Redmi 3 Pro. |
| Lens Construction | - | 6-element | |
| Pixel Size | - | 1.6 μm | |
| Focus Adjustment | Automatic | Automatic | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama | AI portrait mode | |
| Face Recognition (Face ID) | Face detection, smile detection | - | Xiaomi MI Redmi 3 Pro has face detection. |
| Light Source | LED light | Flash | |
| Video Resolutions | 1920 x 1080 (1080p) | 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 | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF) | 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) | 5 Megapixel | 32 Megapixel | Xiaomi MI A3 has better front camera resolution than Xiaomi MI Redmi 3 Pro. |
| Lens Aperture (Front) | F/2.2 | F/2.0 | Xiaomi MI A3 has better front lens aperture than Xiaomi MI Redmi 3 Pro. |
| Lens Element Qty (Front) | - | 5-element | |
| Field of View (Front) | - | 79 degree(s) | |
| Pixel Size (Front) | - | 1.6 μm | |
| Focus Adjustment | - | Focus free | |
| Camera Modes (Front) | - | Selfie panorama, AI portrait mode, AI Beautify | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) 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 |
| BATTERY AND CHARGING | Xiaomi MI Redmi 3 Pro | Xiaomi MI A3 |
|---|
| Battery Capacity (Battery Size) | 4100 mAh | 4030 mAh | Xiaomi MI Redmi 3 Pro has larger battery capacity than Xiaomi MI A3. |
|---|---|---|---|
| Fast Charging Technology | - | Qualcomm Quick Charge 3.0 | Xiaomi MI A3 has fast charging technology. |
| Battery Technology | Lithium Ion | - |
| CELLULAR | Xiaomi MI Redmi 3 Pro | Xiaomi MI A3 |
|---|
| Technology | CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 5.1 (Lollipop) | - | |
| User Interface | MIUI V7 | - | |
| Intelligent Assistant | - | Google Assistant | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | Xiaomi MI Redmi 3 Pro | Xiaomi MI A3 |
|---|
| Data Transmission | GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X | 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 3, Band 7, Band 38, Band 39, Band 40, Band 41 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40 | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 2600, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | 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 | |
| Wireless Interface | IEEE 802.11b/g/n | Infrared (IrDA), IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.1 | Bluetooth 5.0 | |
| Bluetooth Profiles | HID | - | |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Xiaomi MI Redmi 3 Pro | Xiaomi MI A3 |
|---|
| Supported Digital Audio Standards | - | WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, AMR-WB, AMR-NB | |
|---|---|---|---|
| Supported Digital Video Standards | - | MKV, XviD, H.264, M4V, MPEG4-ASP, MPEG-4 SP, MP4 |
| FEATURES | Xiaomi MI Redmi 3 Pro | Xiaomi MI A3 |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor, gravity sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, vibration sensor | |
| Security Devices | Fingerprint reader | Fingerprint reader (under display) | |
| Additional Phone Features | Infrared remote control | AI face unlock |
| OTHERS | Xiaomi MI Redmi 3 Pro | Xiaomi MI A3 |
|---|
| Included Accessories | Power adapter | Power adapter, SIM card removal tool, USB-C cable, soft case |
|---|
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