Side by side comparison and review of Xiaomi MI Redmi 3 and Samsung Galaxy A9 (2018). Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Xiaomi MI Redmi 3 | Samsung Galaxy A9 (2018) |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | SM-A920F/DS | |
| Form Factor | Touch | Touch | |
| Height | 139.3 mm | 162.5 mm | Samsung Galaxy A9 (2018) has greater height than Xiaomi MI Redmi 3. |
| Width | 69.6 mm | 77 mm | Samsung Galaxy A9 (2018) has greater width than Xiaomi MI Redmi 3. |
| Depth | 8.5 mm | 7.8 mm | Samsung Galaxy A9 (2018) is narrower than Xiaomi MI Redmi 3. |
| Weight | 144 g | 183 g | Xiaomi MI Redmi 3 is lighter than Xiaomi MI Redmi 3. |
| Body Colour | Fashion gold | Lemonade blue | Caviar black | Bubblegum pink | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | - | 1.587 W/kg (body), 0.351 W/kg (head) | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B | USB Type-C - 24 pin USB-C | |
| SIM Card Type (Size) | Micro SIM, nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Single-SIM | |
| SIM Card Configuration Details | Micro SIM + nano SIM/microSD | - |
| DISPLAY | Xiaomi MI Redmi 3 | Samsung Galaxy A9 (2018) |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | IPS | Super AMOLED | |
| Screen Size (Display Size) | 5" | 6.3" | Samsung Galaxy A9 (2018) has larger screen size than Xiaomi MI Redmi 3. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 2220 x 1080 pixels | Samsung Galaxy A9 (2018) has better screen resolution than Xiaomi MI Redmi 3. |
| Display Format | HD | Full HD+ | |
| Pixel Density | 294 ppi | - | |
| Colour Depth | - | 16.7 million colours | |
| Display Features | - | Always-on display |
| PROCESSOR | Xiaomi MI Redmi 3 | Samsung Galaxy A9 (2018) |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 616 | Qualcomm Snapdragon 660 | |
|---|---|---|---|
| Clock Speed | 1.5 GHz | 2.2 GHz | Samsung Galaxy A9 (2018) has higher clock speed than Xiaomi MI Redmi 3. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | - | Yes | Samsung Galaxy A9 (2018) has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 405 | - |
| MEMORY | Xiaomi MI Redmi 3 | Samsung Galaxy A9 (2018) |
|---|
| RAM | 1 GB | 6 GB | Samsung Galaxy A9 (2018) has more RAM than Xiaomi MI Redmi 3. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 128 GB | Samsung Galaxy A9 (2018) has more internal memory than Xiaomi MI Redmi 3. |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | microSDHC, microSDXC - up to 512 GB |
| CAMERA | Xiaomi MI Redmi 3 | Samsung Galaxy A9 (2018) |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 4 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 24 Megapixel | Samsung Galaxy A9 (2018) has better camera resolution than Xiaomi MI Redmi 3. |
| Lens Aperture | F/2.0 | F/1.7 | Samsung Galaxy A9 (2018) has better lens aperture than Xiaomi MI Redmi 3. |
| Focus Adjustment | Automatic | Automatic | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama | - | |
| Face Recognition (Face ID) | Face detection, smile detection | - | Xiaomi MI Redmi 3 has face detection. |
| Light Source | LED light | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) | - |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 8 Megapixel | |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.4 |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 10 Megapixel | |
|---|---|---|---|
| Lens Type (3rd Camera) | - | Telephoto lens | |
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Optical Zoom | - | 2x |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 5 Megapixel | |
|---|---|---|---|
| Lens Aperture (4th Camera) | - | F/2.2 |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 24 Megapixel | Samsung Galaxy A9 (2018) has better front camera resolution than Xiaomi MI Redmi 3. |
| Lens Aperture (Front) | F/2.2 | F/2.0 | Samsung Galaxy A9 (2018) has better front lens aperture than Xiaomi MI Redmi 3. |
| Video Resolutions (Front) | 1920 x 1080 (1080p) | - |
| BATTERY AND CHARGING | Xiaomi MI Redmi 3 | Samsung Galaxy A9 (2018) |
|---|
| Battery Capacity (Battery Size) | 4100 mAh | 3800 mAh | Xiaomi MI Redmi 3 has larger battery capacity than Samsung Galaxy A9 (2018). |
|---|---|---|---|
| Battery Technology | Lithium polymer | - |
| CELLULAR | Xiaomi MI Redmi 3 | Samsung Galaxy A9 (2018) |
|---|
| 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) | Android 8.0 Oreo | |
| User Interface | MIUI V7 | - | |
| Intelligent Assistant | - | Bixby | |
| Payment Technology | - | Samsung Pay | |
| Navigation | A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Xiaomi MI Redmi 3 | Samsung Galaxy A9 (2018) |
|---|
| Data Transmission | GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | |
|---|---|---|---|
| 2G Band | 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 4G LTE Band | Band 1, Band 3, Band 7, Band 38, Band 39, Band 40, Band 41 | - | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 2600, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | - | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n/ac, ANT+/ANT | |
| Bluetooth | Bluetooth 4.1 | Bluetooth 5.0 | |
| Bluetooth Profiles | A2DP | - | |
| NFC | - | Yes | Samsung Galaxy A9 (2018) has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Xiaomi MI Redmi 3 | Samsung Galaxy A9 (2018) |
|---|
| Supported Digital Audio Standards | - | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | |
|---|---|---|---|
| Supported Digital Video Standards | - | MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 |
| FEATURES | Xiaomi MI Redmi 3 | Samsung Galaxy A9 (2018) |
|---|
| 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, proximity sensor, digital compass, gyro sensor | Accelerometer, proximity sensor, gyro sensor, hall sensor, RGB sensor, geomagnetic sensor | |
| Security Devices | - | Face recognition, fingerprint reader | |
| Additional Phone Features | Infrared remote control | MIMO technology, Bixby Vision |
| OTHERS | Xiaomi MI Redmi 3 | Samsung Galaxy A9 (2018) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|
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