Oppo A31 vs Redmi Note 7
| Vormgeving | Touchscreen | Touchscreen |
| Afmetingen | 131.90 x 65.54 x 8.03 mm | 159.21 x 75.21 x 8.10 mm |
| Gewicht | 135.00 g | 186.00 g |
| Schermgrootte | 4.50" | 6.30" |
| Scherm | Kleurrijk / IPS TFT 16M kleuren 480 x 854 px (4.50") 218 ppi | Kleurrijk / IPS TFT 16M kleuren 1080 x 2340 px (6.30") 409 ppi |
| Bescherming scherm |   | Corning Gorilla Glass Buy screen protector |
| Extra scherm | | |
| Secundaire bescherming scherm | | |
| Max. gesprekstijd |  | 2G: 1380 min. (23.0 h) |
| Max. standbytijd | | 3G: 251 uur (10.5 dagen) |
| Maximale afspeeltijd | nd | Video: 13 h (0.5 dagen) |
| Standaard batterij | Li-Ion 2000 mAhBuy powerbank | Li-Po 4000 mAhBuy powerbank |
| Snel opladen van de batterij | | Quick Charge 4.0 |
| Draadloos opladen van de batterij | | |
| Intern geheugen | 8 GB | 128 GB, 64 GB, 32 GB |
| RAM-geheugen | 1 GB | 4 GB, 3 GB |
| Geheugen kaarten |  microSD, microSDHC, microSDXC tot 128 GBBuy memory card | microSD, microSDHC, microSDXC tot 256 GBBuy memory card |
| Besturingssysteem | Android 4.4 KitKat | Android 9.0 Pie |
| Interface | ColorOS 2.0.1 | MIUI 10 |
| Processor | Qualcomm Snapdragon 410 8916 | Qualcomm Snapdragon 660 |
| CPU-klok | 1200 MHz | 2200 MHz |
| GPU | Adreno 306 | Adreno 512 |
| Touchscreen | | |
| Dual SIM | | |
| SIM-kaarten standaard | DualSIM(microSIM, nanoSIM) | DualSIM(nanoSIM, nanoSIM) |
| Dual SIM-modus | | dual standby |
| Hybride Dual SIM | | nanoSIM, microSD |
| Introductiedatum | II. kwartaal 2015 | I. kwartaal 2019 |
| Andere namen van deze telefoon | A31t | Xiaomi Redmi Note 7 |
| GSM standaard | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS standaard (3G) | | 850 900 1900 2100 |
| LTE-standaard | TDD LTE: 2600, 2500, 2300, 1900 | FDD LTE: 2600, 2100, 1800, 900, 850 TDD LTE: 2600, 2500, 2300, 2100, 1900 |
| CDMA standaard | | |
| TD-SCDMA-standaard | 1900 2000 | 1900 2000 |
| UMA standaard | | |
CAMERA'S - TERUG
| Eerste camera | | |
| Foto sensor model | | Samsung S5KGM1 |
| Matrix | 8 Mpx | 48 Mpx |
| Schermresolutie | 3264x2448 px | 8000x6000 px |
| Optische zoom | | |
| Flitser | LED | LED |
| Dual-color LED-flitser | | |
| Videoresolutie | 1920x1080 px | 1920x1080 px |
| Videoformaten | H.263, H.264, MPEG4 | H.263, H.264, MPEG4 - 60 fps |
| Extra | AF | AF, EIS, f/1.8 |
| Tweede camera | | |
| Matrix | nd | 5 Mpx |
| Optische zoom | nd | |
| Flitser | nd | LED |
| Dual-color LED-flitser | nd | |
| Videoformaten | nd | H.263, H.264, MPEG4 - 60 fps |
| Extra | nd | FF, f/2.4 |
CAMERA'S - VOORKANT
| Eerste camera | | |
| Matrix | 2 Mpx | 13 Mpx |
| Schermresolutie | 1600x1200 px | |
| Optische zoom | | |
| Flitser | | |
| Dual-color LED-flitser | | |
| Videoresolutie | | 1920x1080 px |
| Videoformaten | H.263, H.264, MPEG4 | H.263, H.264, MPEG4 - 60 fps |
| Extra | FF | FF |
SENSORS
| Accelerometer | | |
| Nabijheid | | |
| Licht sensor | | |
| Magnetometer | | |
| Gyroscoop | | |
| Barometer | | |
| Altimeter | | |
| Gravity sensor | | |
| Hall-effect sensor | | |
| Iris scanner | | |
| Vingerafdrukscanner | | |
| Thermometer | | |
| Hygrometer | | |
Gegevens transmissie
| xHTML | | |
| WAP | v2.0 | v2.0 |
| HSCSD | | |
| HSDPA | 42.00 Mbit/s | |
| HSUPA | 5.76 Mbit/s | |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | |
| LTE UP | | |
| WIMAX+ | | |
| GPRS | classe 12 | |
| EDGE | | |
| Bluetooth | v4.0 | v5.0 |
| Perfil A2DP | | |
| HDMI | | |
| WiFi | v802.11 b/g/n | v802.11 a/b/g/n/ac |
| WiFi frequenties | 2,4 GHz | 2,4 GHz; 5 GHz |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi-hotspot | | |
| IrDA | | |
| USB | v2.0 | v2.0 Type-C |
| GPS | | |
| A-GPS | | |
| GLONASS | | |
| Beidou | | |
| Galileo | | |
| QZSS | | |
| NFC | | |
COMMUNICATIE EN BERICHTEN
| Call waiting | | |
| Video conferentie verbinding | | |
| Redirect | | |
| Push To Talk | | |
| Instant Messenger | | |
| SMS | | |
| EMS | | |
| MMS | | |
| Predictive text | XT9 | T9 |
| Swype | | |
| E-mailclient | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP |
| QWERTY toetsenbord | | |
| RSS reader | | |
Multimedia
| Radio | | |
| MP3 bediening | | |
| Stereo speakers | | |
| Audio Jack | 3.5 mm | 3.5 mm |
| HD Voice | | |
| Geluidsformaten | AAC, AAC+, APE, FLAC, MKA, OGG, WAV, eAAC+ | AAC, AAC+, AMR, FLAC, MKA, WAV, eAAC+ |
| Ringtone polyfoon | 64 voice | |
| Video beltonen | | |
| Beltoon componist | | |
| Spelletjes | | |
| Java | Dalvik | ART |
| Videoverbinding | | |
| DVB-H televisie | | |
| TV aansluiting | | |
PIM EN EXTRA FUNCTIES
| Klok | | |
| Stopwatch | | |
| Alarm | | |
| Calculator | | |
| Valuta Converter | | |
| Organizer | | |
| Agenda | | |
| Vliegtuigstand | | |
| SyncML | | |
| Data en fax | | |
| Schermbeveiliging | | |
| Thema's | | |
| Verwisselbare cover | | |
| Voice picking | | |
| Speaker | | |
| Memorecorder | | |
| Trilalarm | | |
