Oppo A31 2020 (6GB RAM + 128GB) vs OPPO K12x
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Overview
| Specs Score | 71 / 100 | 74 / 100 Better Specs |
| Display Resolution | 720 x 1600 pixels | 720 x 1604 pixels Better Resolution |
| Rear Camera | 12 MP + 2 MP + 2 MP Triple | 32 MP + 2 MP Dual Better Camera Resolution |
| Thickness | 8.3 mm | 7.7 mm Slimmer |
| Battery | 4230 mAh | 5100 mAh Bigger Battery |
| Unique Features | No No FM Radio | 5G Fast Charging No |
General
| Country of Origin | India | |
| Model | A31 2020 | CPH2667, K12x |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | March 6, 2020 | July 29, 2024 |
| In The Box | Phone x 1, USB Data Cable x 1, Charger x 1, SIM Ejector Tool x 1, Protective Case x 1, User manual x 1, Warranty card x 1 |
Design
| Dimensions | 75.5 x 163.9 x 8.3 mm | 76 x 165.7 x 7.7 mm |
| Weight | 180 g | 186 g |
| Colors | Midnight Violet, Breeze Blue |
Display
| Type | Color IPS LCD Screen | Color LCD Screen (16.7 M) |
| Touch | Yes | Yes, 120 Hz Touch Sampling Rate |
| Size | 6.5 inches, 720 x 1600 pixels | 6.67 inches, 720 x 1604 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 270 PPI | ~ 264 PPI |
| Screen to Body Ratio | ~ 89% | ~ 89.9% |
| Features | 1000 nits, Eye Comfort Mode, User Scenario, Vivid mode: 83% NTSC, Natural Mode: 71% NTSC | |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
Memory
| RAM | 6 GB | 6 GB |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 2.2 | |
| Card Slot | Yes, upto 256 GB | Yes, (Hybrid Slot), upto 1 TB |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 5G Bands | n1/n3/n5/n8/n28B/n40/n41/n77/n78 | |
| VoLTE | Yes | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 5 (802.11ac), 802.11a/b/g/n, WLAN 2.4G/WLAN 5G | |
| Bluetooth | Yes, v5.0 | Yes, v5.3, SBC, AAC, aptX, aptX HD, and LDAC |
| USB | Yes, microUSB v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Charging | USB Tethering, USB on-the-go, USB Charging |
Extra
| GPS | yes with A-GPS | Yes, with BeiDou: B1I; GPS: L1; GLONASS: G1; Galileo: E1; QZSS: L1 |
| Fingerprint Sensor | Yes, Rear | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Light sensor, Proximity sensor, Accelerometer | Accelerometer, Gyro, Proximity, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
| Splash Resistant | Yes | |
| IP Rating | IP54 | |
| Dust Resistant | Yes | |
| Extra Features | 360° Damage-Proof Armour Body, Splash Touch, SAR Value Head SAR: 1.176W/kg, Body SAR: 1.186W/kg, RAM Type: LPDDR4X@2133MHz, 2 × 16 bits |
Camera
| Rear Camera | 12 MP ƒ/1.8 (Main) 2 MP ƒ/2.4 (Macro) Macro 2 MP ƒ/2.4 (Depth Sensor) | 32 MP ƒ/1.8 (Wide Angle) 2 MP ƒ/2.4 (Depth Sensor) |
| Camera Sensor | GC32E2 Sensor | |
| Auto Focus | Yes | Yes |
| Features | Digital Zoom, Auto Flash, Face detection, Touch to focus | Pro, Video, Photo, Portrait, Night, Hi-Res, Pano, Slo-Mo, Time-Lapse, Dual-View Video, Sticker, and Text Scanner |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 60 fps FHD, 720p @ 30 fps HD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2 (Main) | 8 MP ƒ/2.05 (Wide Angle) Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
Technical
| OS | Android v9.0 (Pie) | Android v14 |
| Custom UI | ColorOS 14 | |
| Chipset | MediaTek Helio P35 | mediatek Dimensity 6300 |
| CPU | 2.3 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Core Details | 4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53 | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz |
| GPU | PowerVR GE8320 | Arm Mali-G57 MC2 |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | Yes | Yes |
| Video | Yes | Yes |
| FM Radio | Yes | No |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 4230 mAh, Li-ion Battery | 5100 mAh, Li-ion Battery |
| Fast Charging | Yes, 45W Fast charging |
Discuss
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