In depth comparison and review of Samsung Galaxy M31s and Alcatel U3 2019. 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 | Samsung Galaxy M31s | Alcatel U3 2019 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-M317F/DSN | 4034L | |
| Form Factor | Touch | Touch | |
| Height | 159.3 mm | 121.3 mm | Samsung Galaxy M31s has greater height than Alcatel U3 2019. |
| Width | 74.4 mm | 64.4 mm | Samsung Galaxy M31s has greater width than Alcatel U3 2019. |
| Depth | 9.3 mm | 9.7 mm | Samsung Galaxy M31s is narrower than Samsung Galaxy M31s. |
| Weight | 203 g | 110 g | Alcatel U3 2019 is lighter than Samsung Galaxy M31s. |
| Body Colour | Black | - | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.365 W/kg (body), 0.756 W/kg (head) | 1.48 W/kg (body), 1.08 W/kg (head) | |
| Integrated Components | - | FM radio | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
Micro-USB Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | - | |
| SIM Card Qty | Dual-SIM | Single-SIM |
| DISPLAY | Samsung Galaxy M31s | Alcatel U3 2019 |
|---|
| Display Type | OLED display | - | |
|---|---|---|---|
| Display Technology | Super AMOLED | - | |
| Screen Size (Display Size) | 6.5" | 4" | Samsung Galaxy M31s has larger screen size than Alcatel U3 2019. |
| Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 800 x 480 pixels | Samsung Galaxy M31s has better screen resolution than Alcatel U3 2019. |
| Display Format | Full HD+ | WVGA | |
| Colour Depth | 16.7 million colours | - | |
| Display Features | Night mode, Edge-to-Edge screen, Infinity O display | - |
| PROCESSOR | Samsung Galaxy M31s | Alcatel U3 2019 |
|---|
| Processor Type (CPU) | - | MediaTek | |
|---|---|---|---|
| Processor Number | - | MT6580M | |
| Clock Speed | 2.3 GHz | 1.3 GHz | Samsung Galaxy M31s has higher clock speed than Alcatel U3 2019. |
| Processor Core Qty | 8-core | Quad-core | Samsung Galaxy M31s has higher processor core quantity than Alcatel U3 2019. |
| MEMORY | Samsung Galaxy M31s | Alcatel U3 2019 |
|---|
| RAM | 6 GB | 512 MB | Samsung Galaxy M31s has more RAM than Alcatel U3 2019. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 4 GB | Samsung Galaxy M31s has more internal memory than Alcatel U3 2019. |
| User Memory | 106.5 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSD, microSDXC - up to 512 GB | microSD |
| CAMERA | Samsung Galaxy M31s | Alcatel U3 2019 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 1 | |
|---|---|---|---|
| Sensor Resolution | 64 Megapixel | 3 Megapixel | Samsung Galaxy M31s has better camera resolution than Alcatel U3 2019. |
| Lens Aperture | F/1.8 | - | |
| Field of View (FoV) | 81 degree(s) | - | |
| Focus Adjustment | Automatic | - | |
| Digital Zoom | 10x | - | |
| Camera Modes | Slow motion video, Bokeh Mode, Live Focus mode | - | |
| Light Source | LED flash | - | |
| Video Resolutions | 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, Slo-mo video 1280 x 720 (720p) at 480 fps | - | |
| Camera Features (Functions) | Background blur | Interpolated to 3MP |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | - | |
|---|---|---|---|
| Lens Type (2nd Camera) | Ultra wide-angle lens | - | |
| Lens Aperture (2nd Camera) | F/2.2 | - | |
| Field of View (2nd Camera) | 123 degree(s) | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 5 Megapixel | - | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | F/2.4 | - | |
| Camera Functions (3rd Camera) | Depth camera | - |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | 5 Megapixel | - | |
|---|---|---|---|
| Lens Aperture (4th Camera) | F/2.4 | - | |
| Camera Functions (4th Camera) | Macro camera | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 32 Megapixel | 1.3 Megapixel | Samsung Galaxy M31s has better front camera resolution than Alcatel U3 2019. |
| Lens Aperture (Front) | F/2.2 | - | |
| Focus Adjustment | Focus free | - | |
| Camera Features (Front) | Live Focus | Interpolated to 1.3MP |
| BATTERY AND CHARGING | Samsung Galaxy M31s | Alcatel U3 2019 |
|---|
| Battery Capacity (Battery Size) | 6000 mAh | 1500 mAh | Samsung Galaxy M31s has larger battery capacity than Alcatel U3 2019. |
|---|---|---|---|
| Fast Charging Technology | Samsung Super Fast Charging | - | Samsung Galaxy M31s has fast charging technology. |
| Talk Time | 3060 minutes | - | |
| Run Time Details | Active online usage (LTE): up to 22 hrs Active online usage (Wi-Fi): up to 22 hrs Playback (video): up to 27 hrs Playback (audio): up to 125 hrs Talk (4G): up to 3060 min |
- |
| CELLULAR | Samsung Galaxy M31s | Alcatel U3 2019 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 3G | Samsung Galaxy M31s has more advanced generation mobile network. |
| Operating System | - | Android 8.0 Oreo (Go edition) | |
| User Interface | One UI | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS |
| COMMUNICATIONS | Samsung Galaxy M31s | Alcatel U3 2019 |
|---|
| Data Transmission | FDD-LTE, TDD-LTE | GPRS, EDGE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 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 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 20, Band 26, Band 28, Band 38, Band 40, Band 41, Band 66 | - | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | - | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 4.0 | |
| NFC | Yes | - | Samsung Galaxy M31s has NFC reader for mobile payments. |
| MEDIA | Samsung Galaxy M31s | Alcatel U3 2019 |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | WAV, AAC, AMR, MP3, FLAC, AAC +, MIDI, Vorbis | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 | - |
| FEATURES | Samsung Galaxy M31s | Alcatel U3 2019 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, gyro sensor, geomagnetic sensor | G-sensor | |
| Security Devices | Face recognition, fingerprint reader | - | |
| Additional Phone Features | Samsung KNOX, Game Booster, Samsung Smart Switch, Virtual Light Sensing | - |
| OTHERS | Samsung Galaxy M31s | Alcatel U3 2019 |
|---|
| Included Accessories | Power adapter | - |
|---|
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