Detailed comparison and review of Samsung Galaxy A31 and Samsung Galaxy A03s. 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 | Samsung Galaxy A31 | Samsung Galaxy A03s |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-A315G/DS | SM-A037G/DSN | |
| Form Factor | Touch | Touch | |
| Height | 159.3 mm | 166.5 mm | Samsung Galaxy A03s has greater height than Samsung Galaxy A31. |
| Width | 73.1 mm | 75.9 mm | Samsung Galaxy A03s has greater width than Samsung Galaxy A31. |
| Depth | 8.6 mm | 9.2 mm | Samsung Galaxy A31 is narrower than Samsung Galaxy A31. |
| Weight | 185 g | 198 g | Samsung Galaxy A31 is lighter than Samsung Galaxy A31. |
| Body Colour | Prism crush black | Blue | Black | |
| Waterproof (Water-resistant) | - | - | |
| Repairability Index | - | 8.4 (out of 10) | |
| SAR Value | 1.68 W/kg (body), 0.488 W/kg (head) | 0.79 W/kg (body), 0.67 W/kg (head) | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy A31 | Samsung Galaxy A03s |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | Super AMOLED | PLS TFT | |
| Screen Size (Display Size) | 6.4" | 6.5" | Samsung Galaxy A03s has larger screen size than Samsung Galaxy A31. |
| Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 1600 x 720 pixels | Samsung Galaxy A31 has better screen resolution than Samsung Galaxy A03s. |
| Display Format | Full HD+ | HD+ | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Display Features | Night mode, Edge-to-Edge screen, Infinity U Display | Infinity V Display |
| PROCESSOR | Samsung Galaxy A31 | Samsung Galaxy A03s |
|---|
| Clock Speed | 2 GHz | 2.3 GHz | Samsung Galaxy A03s has higher clock speed than Samsung Galaxy A31. |
|---|---|---|---|
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| MEMORY | Samsung Galaxy A31 | Samsung Galaxy A03s |
|---|
| RAM | 4 GB | 3 GB | Samsung Galaxy A31 has more RAM than Samsung Galaxy A03s. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 32 GB | Samsung Galaxy A31 has more internal memory than Samsung Galaxy A03s. |
| User Memory | 46.2 GB | 19.1 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 512 GB | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Samsung Galaxy A31 | Samsung Galaxy A03s |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 3 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 13 Megapixel | Samsung Galaxy A31 has better camera resolution than Samsung Galaxy A03s. |
| Lens Aperture | F/2.0 | F/2.2 | Samsung Galaxy A31 has better lens aperture than Samsung Galaxy A31. |
| Field of View (FoV) | 80 degree(s) | - | |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 8x | 10x | Samsung Galaxy A03s has better digital zoom than Samsung Galaxy A31. |
| Camera Modes | Depth bokeh | Panorama, Pro mode, Live Focus mode, Macro mode | |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | Live Focus | - |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 8 Megapixel | 2 Megapixel | Samsung Galaxy A31 has better second camera resolution than Samsung Galaxy A03s. |
|---|---|---|---|
| Lens Type (2nd Camera) | Ultra wide-angle lens | - | |
| Lens Aperture (2nd Camera) | F/2.2 | F/2.4 | Samsung Galaxy A31 has better second camera lens aperture than Samsung Galaxy A31. |
| Field of View (2nd Camera) | 123 degree(s) | - | |
| Minimum Focal Length (2nd Camera) | 40 mm | - | |
| Camera Functions (2nd Camera) | Macro camera | Macro camera |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 5 Megapixel | 2 Megapixel | Samsung Galaxy A31 has higher resolution third camera than Samsung Galaxy A03s. |
|---|---|---|---|
| Lens Aperture (3rd Camera) | F/2.4 | F/2.4 | Both phones have the same lens aperture of the third camera. |
| Camera Functions (3rd Camera) | Depth camera | Depth camera |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | 5 Megapixel | - | |
|---|---|---|---|
| Lens Aperture (4th Camera) | F/2.4 | - | |
| Camera Functions (4th Camera) | Depth camera | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 20 Megapixel | 5 Megapixel | Samsung Galaxy A31 has better front camera resolution than Samsung Galaxy A03s. |
| Lens Aperture (Front) | F/2.2 | F/2.2 | Both phones have the same front camera lens aperture. |
| Focus Adjustment | Focus free | - | |
| Camera Features (Front) | - | Floating camera button |
| BATTERY AND CHARGING | Samsung Galaxy A31 | Samsung Galaxy A03s |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 5000 mAh | Both phones have the same battery capacity. |
|---|---|---|---|
| Talk Time | 1980 minutes | - | |
| Run Time Details | Active online usage (LTE): up to 20 hrs Active online usage (Wi-Fi): up to 20 hrs Playback (video): up to 22 hrs Playback (audio): up to 97 hrs Talk (LTE): up to 1980 min |
- |
| CELLULAR | Samsung Galaxy A31 | Samsung Galaxy A03s |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 10 | - | |
| User Interface | One UI | One UI | |
| Payment Technology | Samsung Pay | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Samsung Galaxy A31 | Samsung Galaxy A03s |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | 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 2, Band 4, Band 5, Band 8 | Band 1, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 20, Band 28, Band 38, Band 40, Band 41, Band 66 | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.0 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Samsung Galaxy A31 | Samsung Galaxy A03s |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | 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 | MKV, FLV, AVI, 3GP, M4V, WebM, 3G2, MP4 | |
| Sound Enhancements | - | Dolby Atmos sound technology |
| FEATURES | Samsung Galaxy A31 | Samsung Galaxy A03s |
|---|
| 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 | Accelerometer, ambient light sensor, proximity sensor, gyro sensor, hall sensor, geomagnetic sensor | Accelerometer, proximity sensor, light sensor | |
| Security Devices | Fingerprint reader (under display) | Fingerprint reader (side) | |
| Additional Phone Features | Samsung KNOX, Game Booster, Samsung Smart Switch, Virtual Proximity Sensing | Power Saving Mode, Alarm Clock, Fast Charging, Samsung KNOX, Samsung Smart Switch, Virtual Light Sensing, Virtual Proximity Sensing |
| OTHERS | Samsung Galaxy A31 | Samsung Galaxy A03s |
|---|
| Included Accessories | Power adapter | - |
|---|
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