Samsung Galaxy A31 Dual SIM vs MaxCom Classic MM245 4G
| Type | Touch | Bar (classic) |
| Dimensions | 159.30 x 73.10 x 8.60 mm | 132.00 x 57.00 x 12.50 mm |
| Weight | 185.00 g | 110.80 g |
| Display size | 6.40" | 2.80" |
| Display | Color / Super AMOLED 16M colors 1080 x 2400 px (6.40") 411 ppi | Color / TFT 256k colors 240 x 320 px (2.80") 143 ppi |
| Display protection |   | |
| Additional display | | |
| Protection of the secondary display | | |
| Talk time (max.) | 4G: 1980 min. (33.0 h) |  |
| Playback time (max.) | Audio: 97 h (4.0 days) Video: 22 h (0.9 days) | nd |
| Internet browsing time (max.) | WiFi: 20 h (0.8 days) 4G: 20 h (0.8 days) | nd |
| Standard battery | Li-Po 5000 mAhBuy powerbank
| Li-Ion 1000 mAhBuy powerbank
|
| Quick battery charging | Fast Charging | |
| Wireless battery charging | | |
| Internal memory | 64 GB, 128 GB | 128 MB |
| End-user memory | 46.2 GB | |
| RAM memory | 4 GB, 6 GB | 48 MB |
| Memory cards |  microSD, microSDHC, microSDXC up to 512 GBBuy memory card | microSD, microSDHC, microSDXC up to 64 GBBuy memory card |
| Operating system | Android 10 | - |
| Interface | One UI | - |
| Processor | MediaTek Helio P65 MT6768 | Unisoc T107 UMS9117 |
| Processor clock | 2000 MHz | 1000 MHz |
| GPU | ARM Mali-G52 @820 MHz | - |
| Touchscreen | | |
| SAR (10g) | 1,68 W/kg | |
| DualSIM | | |
| SIM cards standard | DualSIM(nanoSIM, nanoSIM) | DualSIM(nanoSIM, nanoSIM) |
| DualSIM mode | dual standby | dual standby |
| Hybrid DualSIM | | |
| Announced | 1Q 2020 | |
| Other names | SM-A315F/DS; SM-A315G/DS; SM-A315G/DSL | - |
| GSM frequencies | 850 900 1800 1900 | 900 1800 |
| UMTS | 850 900 1700 1900 2100 | 900 2100 |
| LTE standard | FDD LTE: 2600, 2100, 1800, 900, 850, 800 TDD LTE: 2600, 2500, 2300 | FDD LTE: 2600, 2100, 1800, 900, 850, 800 TDD LTE: 2500, 2300 |
| Standard 5G | | |
| CDMA | | |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Camera type | Standard | Standard |
| Photo matrix | 48 Mpx | 2 Mpx |
| Optical zoom | | |
| Digital zoom | 8x | |
| Flash | LED | |
| Dual-colour LED flash | | |
| Video resolution | 1920x1080 px | |
| Video formats | H.263, H.264, MPEG4 - 30 fps | |
| Additional | AF, f/2.0 | FF |
| Second camera | | |
| Camera type | Wide-angle | nd |
| Photo matrix | 8 Mpx | nd |
| Optical zoom | | nd |
| Flash | LED | nd |
| Dual-colour LED flash | | nd |
| Video formats | H.263, H.264, MPEG4 - 30 fps | nd |
| Additional | FF, f/2.2 | nd |
| Third camera | | |
| Camera type | Depth of field | nd |
| Photo matrix | 5 Mpx | nd |
| Optical zoom | | nd |
| Flash | LED | nd |
| Dual-colour LED flash | | nd |
| Video formats | H.263, H.264, MPEG4 - 30 fps | nd |
| Additional | FF, f/2.4 | nd |
| Fourth camera | | |
| Camera type | Macro | nd |
| Photo matrix | 5 Mpx | nd |
| Optical zoom | | nd |
| Flash | LED | nd |
| Dual-colour LED flash | | nd |
| Video formats | H.263, H.264, MPEG4 - 30 fps | nd |
| Additional | FF, f/2.4 | nd |
CAMERAS - FRONT
| First camera | | |
| Camera type | Portrait | nd |
| Photo matrix | 20 Mpx | nd |
| Optical zoom | | nd |
| Flash | | nd |
| Dual-colour LED flash | | nd |
| Video formats | H.263, H.264, MPEG4 - 30 fps | nd |
| Additional | FF, f/2.2 | nd |
SENSORS
| Accelerometer | | |
| Proximity | | |
| Light | | |
| Magnetometer | | |
| Gyroscope | | |
| Barometer | | |
| Altimeter | | |
| Gravity | | |
| Hall-effect | | |
| Iris scanner | | |
| Fingerprint scanner | | |
| Thermometer | | |
| Hygrometer | | |
Data transfer
| xHTML | | |
| WAP | v2.0 | v2.0 |
| HSCSD | | |
| HSDPA | 42.20 Mbit/s | |
| HSUPA | 5.76 Mbit/s | |
| HSPA | | |
| HSPA+ | | |
| LTE DL | - | - |
| LTE UP | - | - |
| WIMAX+ | | |
| GPRS | | |
| EDGE | | |
| Bluetooth | v5.0 | v5.0 |
| A2DP Profile | | |
| HDMI | | |
| WiFi | v802.11 a/b/g/n/ac | |
| WiFi frequencies | 2,4 GHz; 5 GHz | |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi hotspot | | |
| IrDA | | |
| USB | v2.0 Type-C | Type-C |
| GPS | | |
| A-GPS | | |
| GLONASS | | |
| Beidou | | |
| Galileo | | |
| QZSS | | |
| NFC | | |
COMMUNICATION AND MESSAGING
| Call waiting | | |
| Conferency | | |
| Call forwarding | | |
| Push To Talk | | |
| Instant Messenger | | |
| SMS | | |
| EMS | | |
| MMS | | |
| Dictionary | T9 | |
| Swype | | |
| e-mail client | POP3, IMAP4, SMTP | |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| Radio | | |
| MP3 | | |
| Stereo speakers | | |
| Audio Jack | 3.5 mm | 3.5 mm |
| HD Voice | | |
| Sound formats | 3GA, AAC, AAC+, AMR, AWB, FLAC, IMY, M4A, MID, MXMF, OGA, OGG, OTA, RTTTL, RTX, WAV, WMA, XMF, eAAC+ | AMR, MID, WAV |
| Polyphony | | |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | ART | |
| Videophone | | |
| DVB-H television | | |
| TV-Out | | |
PIM AND ADDITIONAL FUNCTIONS
| Watch | | |
| Stopwatch | | |
| Alarm | | |
| Calculator | | |
| Currency converter | | |
| Organizer | | |
| Calendar | | |
| Flight mode | | |
| SyncML | | |
| Data and fax | | |
| Screensaver | | |
| Themes | | |
| Interchangeable covers | | |
| Voice dial | | |
| Speakerphone | | |
| Recorder | | |
| Vibrations | | |