Detailed comparison and review of Alcatel U3 3G and Samsung Galaxy M31s. 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 | Samsung Galaxy M31s |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | SM-M317F/DSN | |
| Form Factor | Touch | Touch | |
| Height | 121.3 mm | 159.3 mm | Samsung Galaxy M31s has greater height than Alcatel U3 3G. |
| Width | 64.4 mm | 74.4 mm | Samsung Galaxy M31s has greater width than Alcatel U3 3G. |
| Depth | 9.7 mm | 9.3 mm | Samsung Galaxy M31s is narrower than Alcatel U3 3G. |
| Weight | 102 g | 203 g | Alcatel U3 3G is lighter than Alcatel U3 3G. |
| Body Colour | Volcano black | Black | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | - | 1.365 W/kg (body), 0.756 W/kg (head) | |
| Integrated Components | 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 | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Alcatel U3 3G | Samsung Galaxy M31s |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | TFT | Super AMOLED | |
| Screen Size (Display Size) | 4" | 6.5" | Samsung Galaxy M31s has larger screen size than Alcatel U3 3G. |
| Screen Resolution (Display Resolution) | 800 x 480 pixels | 2400 x 1080 pixels | Samsung Galaxy M31s has better screen resolution than Alcatel U3 3G. |
| Display Format | - | Full HD+ | |
| Colour Depth | - | 16.7 million colours | |
| Display Features | - | Night mode, Edge-to-Edge screen, Infinity O display |
| PROCESSOR | Alcatel U3 3G | Samsung Galaxy M31s |
|---|
| Clock Speed | 1.3 GHz | 2.3 GHz | Samsung Galaxy M31s has higher clock speed than Alcatel U3 3G. |
|---|---|---|---|
| Processor Core Qty | Dual-core | 8-core | Samsung Galaxy M31s has higher processor core quantity than Alcatel U3 3G. |
| MEMORY | Alcatel U3 3G | Samsung Galaxy M31s |
|---|
| RAM | 512 MB | 6 GB | Samsung Galaxy M31s has more RAM than Alcatel U3 3G. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 4 GB | 128 GB | Samsung Galaxy M31s has more internal memory than Alcatel U3 3G. |
| User Memory | 700 MB | 106.5 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC - up to 32 GB | microSDHC, microSD, microSDXC - up to 512 GB |
| CAMERA | Alcatel U3 3G | Samsung Galaxy M31s |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 4 | |
|---|---|---|---|
| Sensor Resolution | 2 Megapixel | 64 Megapixel | Samsung Galaxy M31s has better camera resolution than Alcatel U3 3G. |
| Lens Aperture | - | F/1.8 | |
| Field of View (FoV) | - | 81 degree(s) | |
| Focus Adjustment | Focus free | Automatic | |
| Digital Zoom | - | 10x | |
| Camera Modes | - | Slow motion video, Bokeh Mode, Live Focus mode | |
| Light Source | LED light | 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) | Interpolated to 3MP | Background blur |
| 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) | 0.3 Megapixel | 32 Megapixel | Samsung Galaxy M31s has better front camera resolution than Alcatel U3 3G. |
| Lens Aperture (Front) | - | F/2.2 | |
| Focus Adjustment | - | Focus free | |
| Light Source (Front) | LED flash | - | |
| Camera Features (Front) | Interpolated to 1.3MP | Live Focus |
| BATTERY AND CHARGING | Alcatel U3 3G | Samsung Galaxy M31s |
|---|
| Battery Capacity (Battery Size) | 1500 mAh | 6000 mAh | Samsung Galaxy M31s has larger battery capacity than Alcatel U3 3G. |
|---|---|---|---|
| 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 | Alcatel U3 3G | Samsung Galaxy M31s |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 3G | 4G | Samsung Galaxy M31s has more advanced generation mobile network. |
| Operating System | Android 6.0 (Marshmallow) | - | |
| User Interface | - | One UI | |
| Navigation | GPS, A-GPS | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Alcatel U3 3G | Samsung Galaxy M31s |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+ | FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 8 | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 900 | 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 802.11b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 5.0 | |
| NFC | - | Yes | Samsung Galaxy M31s has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Alcatel U3 3G | Samsung Galaxy M31s |
|---|
| 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, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 |
| FEATURES | Alcatel U3 3G | Samsung Galaxy M31s |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Proximity sensor, G-sensor | Accelerometer, ambient light sensor, proximity sensor, gyro sensor, geomagnetic sensor | |
| Security Devices | - | Face recognition, fingerprint reader | |
| Additional Phone Features | Radio Data Service (RDS) | Samsung KNOX, Game Booster, Samsung Smart Switch, Virtual Light Sensing |
| OTHERS | Alcatel U3 3G | Samsung Galaxy M31s |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|
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