OPPO A6x 5G (6GB RAM + 128GB) vs Vivo Y31 5G
Quick Comparison
OPPO A6x 5G (6GB RAM + 128GB) has better RAM than Vivo Y31 5G. In terms of display resolution, Vivo Y31 5G has better resolution of 1620 x 720 than OPPO A6x 5G (6GB RAM + 128GB) which has resolution of 1570 x 720. Both have the same amount of internal memory.
| Name | OPPO A6x 5G (6GB RAM + 128GB) | Vivo Y31 5G |
| RAM | 6 GB | 4 GB |
|---|---|---|
| Display | 6.75 in | 6.68 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 6500 mAh | 6500 mAh |
| Camera | 13 MP | 50 MP + 0.08 MP Dual |
| Price | Rs. 14999 | Rs. 14999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is December 02, 2025. The cost of OPPO A6x 5G (6GB RAM + 128GB) is Rs. 14999. The launch Date of the second phone is September 14, 2025. The cost of Vivo Y31 5G is Rs. 14999.
Display comparison
OPPO A6x 5G (6GB RAM + 128GB) has larger screen size of 6.75 inches in comparison to Vivo Y31 5G's 6.68 inch screen. OPPO A6x 5G (6GB RAM + 128GB) has LCD Screen type where as Vivo Y31 5G has IPS Screen type. Vivo's phone has display density of 266 PPI & OPPO's phone has only 256 PPI display density. In terms of screen to body ratio, Vivo's phone has better screen to body ratio of ~ 90.7% than OPPO's phone ~ 85.2%.
Memory comparison
OPPO A6x 5G (6GB RAM + 128GB)'s larger 6 GB RAM is better for playing games and all with respect to Vivo Y31 5G's lower 4 GB RAM. and both have same Internal Memory of 128 GB.
Camera comparison
Vivo Y31 5G's 50 MP + 0.08 MP Dual Rear Camera outshines OPPO A6x 5G (6GB RAM + 128GB)'s 13 MP Rear Camera in terms of resolution. Vivo Y31 5G will be better choice if you're looking to click lot of selfies as it has better 8 MP Front Camera in comparison to OPPO A6x 5G (6GB RAM + 128GB)'s 5 MP Front Camera.
Technical comparison
Both the phones run on Android Operating System Version 15.
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Full Comparison
| Name | OPPO A6x 5G (6GB RAM + 128GB) | Vivo Y31 5G |
| General | ||
| Country of Origin | India | |
| Model | CPH2823 | Y31 |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| SAR | 1.14 W/kg (Head) 0.89 W/kg (Body) | |
| Device Type | Smartphone | Smartphone |
| Release Date | December 02, 2025 | September 14, 2025 |
| In The Box | Phone x 1, Charger x 1, USB Data Cable x 1, SIM Ejector Tool x 1, Protective Case x 1, Quick Guide x 1 | USB Cable, SIM Tray Ejector, Phone Case, Screen Protector (Applied), Power Adapter |
| Design | ||
| Dimensions | 78.5 x 166.6 x 8.6 mm | |
| Weight | 212 g | |
| Bezel less | No | |
| Colors | Olive Green | Ice Blue | |
| Display | ||
| Type | Color LCD Screen (16.7 M) | Color IPS Screen (16M Colors) |
| Touch | Yes, 240 Hz Touch Sampling Rate | Yes |
| Size | 6.75 inches, 720 x 1570 pixels, 120 Hz | 6.68 inches, 720 x 1620 pixels, 120 Hz |
| Aspect Ratio | 20:9 | |
| PPI | ~ 256 PPI | ~ 266 PPI |
| Screen to Body Ratio | ~ 85.2% | ~ 90.7% |
| Brightness | Normal brightness: 700nits (Typical), HBM: 1125nits (Typical) | 1000nts |
| Features | Vivid mode: 83% DCI-P3, Natural mode: 100% sRGB | |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
| Memory | ||
| RAM | 6 GB | 4 GB |
| RAM Type | LPDDR4X | |
| Expandable RAM | Upto 4 GB Extra Virtual RAM | |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 2.2 | |
| Card Slot | Yes, (Hybrid Slot) | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | NR: n1/n3/n5/n8/n28B/n38/n40/n41/n48/n77/n78 | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 5 (802.11ac) supported, 802.11a/b/g/n supported, Wi-Fi Display supported, WLAN Tethering supported | |
| Bluetooth | Yes, v5.4 | Yes, v5.4 |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB Tethering, USB on-the-go, USB Charging |
| Extra | ||
| GPS | Beidou, GPS, GLONASS, Galileo, QZSS | with A-GPS, BeiDou, GLONASS, Galileo |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Proximity, Compass | Accelerometer, Ambient Light Sensor, Proximity Sensor, E-compass, Virtual Gyroscope |
| 3.5mm Headphone Jack | Yes | |
| AI Features | AI GameBoost 2.0, AI LinkBoost 3.0, AI Eraser 2.0, AI Recompose,AI Perfect Shot | SMart AI, Ai Erase, Ai Photo Enhance, Circle to Search |
| Splash Resistant | Yes | |
| IP Rating | IP64 | |
| Dust Resistant | Yes | |
| Camera | ||
| Rear Camera | 13 MP ƒ/2.2 (Wide Angle) FOV 77°; 4P lens; AF supported | 50 MP (Main) 0.08 MP |
| Auto Focus | Yes | Yes |
| Features | Photo, Video, Portrait, Night, PANO, SLO-MO, Dual-view video, TIME-LAPSE, STICKER, HI-RES, Google Lens, PRO | |
| Video Recording | 1080p @ 60 fps FHD, 720p @ 60 fps HD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 5 MP ƒ/2.2 (Wide Angle) FOV 77°; 3P lens Punch Hole | 8 MP ƒ/2 |
| Front Video Recording | 1080p @ 30 fps FHD | |
| Technical | ||
| OS | Android v15 | Android v15 |
| Custom UI | ColorOS 15.0 | |
| Chipset | Mediatek Dimensity 6300 | MediaTek Dimensity 6300 |
| CPU | 2.4 GHz, Octa Core Processor | Octa Core Processor |
| Core Details | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz | |
| GPU | Mali-G57 MC2 | |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | WAV, MP3, MP2, AMR-NB, MIDI, Vorbis, APE, FLAC, OGG, M4A |
| Video | Yes | MP4, 3GP, AVI, TS, MKV, FLV |
| FM Radio | No | Yes |
| Speaker Type | Dual Stereo | |
| Document Reader | Yes | |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6500 mAh | 6500 mAh |
| Fast Charging | Yes, 45W SUPERVOOC Charging | Yes, 44W |
| Reverse Charging | Yes, 5W | |