Vivo Y31 5G (6GB RAM + 128GB) has better RAM than Oppo A6 5G. In terms of display resolution, Vivo Y31 5G (6GB RAM + 128GB) has better resolution of 1608 x 720 than Oppo A6 5G which has resolution of 1570 x 720. Both have the same amount of internal memory.
| Name | Vivo Y31 5G (6GB RAM + 128GB) | Oppo A6 5G |
| RAM | 6 GB | 4 GB |
|---|---|---|
| Display | 6.68 in | 6.75 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 6500 mAh | 7000 mAh |
| Camera | 50 MP | 50 MP + 2 MP Dual |
| Price | Rs. 18499 | Rs. 17999 |
The launch Date of the first phone is September 15, 2025. The cost of Vivo Y31 5G (6GB RAM + 128GB) is Rs. 18499. The launch Date of the second phone is January 13, 2026. The cost of Oppo A6 5G is Rs. 17999.
Vivo Y31 5G (6GB RAM + 128GB) has screen size of 6.68 inches which falls short to Oppo A6 5G's 6.75 inch screen. Vivo Y31 5G (6GB RAM + 128GB) has IPS Screen type where as Oppo A6 5G has LCD Screen type. Vivo's phone has display density of 264 PPI & OPPO's phone has only 256 PPI display density. In terms of screen to body ratio, OPPO's phone has better screen to body ratio of ~ 85.2% than Vivo's phone ~ 84%.
Vivo Y31 5G (6GB RAM + 128GB)'s larger 6 GB RAM is better for playing games and all with respect to Oppo A6 5G's lower 4 GB RAM. and both have same Internal Memory of 128 GB.
They both have the same 50 MP Rear Camera. Both of them stand equal in terms of Front Camera Resolution as both have 8 MP Front Camera.
Both the phones run on Android Operating System Version 15.
| Name | Vivo Y31 5G (6GB RAM + 128GB) | Oppo A6 5G |
| General | ||
| Country of Origin | India | |
| Model | Y31 | CPH2831 |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| 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 | September 15, 2025 | January 13, 2026 |
| In The Box | USB Cable, SIM Tray Ejector, Phone Case, Screen Protector (Applied), Power Adapter | Phone × 1, Charger × 1, USB Data Cable × 1, SIM Ejector Tool × 1, Protective Case × 1, Quick Guide × 1 |
| Design | ||
| Dimensions | 77 x 166.1 x 8.4 mm | 78.5 x 166.6 x 8.6 mm |
| Weight | 209 g | 216 g |
| Bezel less | No | |
| Design Type | Classic (Candybar) | |
| Colors | Rose Red, Diamond Green | Sakura Pink | Ice White | Sapphire Blue |
| Display | ||
| Type | Color IPS Screen (16M Colors) | Black & White LCD Screen (16.7 M) |
| Touch | Yes | Yes |
| Size | 6.68 inches, 720 x 1608 pixels, 120 Hz | 6.75 inches, 720 x 1570 pixels, 120 Hz |
| Aspect Ratio | 20:9 | |
| PPI | ~ 264 PPI | ~ 256 PPI |
| Screen to Body Ratio | ~ 84% | ~ 85.2% |
| Glass Type | Guardian Glass (ion-strengthened) | |
| Brightness | 1000nts | Normal brightness: 900nits (Typical), HBM: 1125nits (Typical) |
| Features | Vivid mode: 83% DCI-P3, Natural mode: 100% sRGB | |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
| Memory | ||
| RAM | 6 GB | 4 GB |
| RAM Type | LPDDR4X | |
| Expandable RAM | Upto 6 GB Extra Virtual RAM | Upto 4 GB Extra Virtual RAM |
| Storage | 128 GB | 128 GB |
| Storage Type | eMMC 5.1 | UFS 2.2 |
| Card Slot | Yes, (Hybrid Slot) | Yes |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | n1/n3/n5/n8/n28B/n38/n40/n41/n48/n77/n78 | |
| VoLTE | 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, v4.2 | Yes, v5.4, SBC, AAC, LDAC, aptX, aptX HD |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging, USB Storage |
| Extra | ||
| GPS | with A-GPS, BeiDou, GLONASS, Galileo | Beidou, GPS, GLONASS, Galileo, QZSS |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Proximity, Compass | Accelerometer, Proximity, compass |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | |
| AI Features | SMart AI, Ai Erase, Ai Photo Enhance, Circle to Search | |
| Water Resistance | Yes, 1.5 m upto 30 min | Yes, 1.5 m upto 30 min |
| IP Rating | IP68 | IP68/IP69 |
| Dust Resistant | Yes | Yes |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) | 50 MP ƒ/1.8 (Wide Angle) FOV 76°; 5P lens; AF supported 2 MP FOV 89°; 3P lens |
| Auto Focus | Yes | Yes |
| Features | Ring- panorama | Photo, Video, Portrait, Night, Panorama, SLO-MO, Dual-view video, TIME-LAPSE, STICKER, HI-RES, Google Lens, Underwater, PRO |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 60 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2 (Wide Angle) | 8 MP ƒ/2 (Wide Angle) Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v15 | Android v15 |
| Chipset | Qualcomm Snapdragon 4 Gen2 | Mediatek Dimensity 6300 |
| CPU | 2.2 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Core Details | 2x Performance Cores@2.2GHz & 6x Efficiency Cores@2GHz | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz |
| GPU | Adreno 613 | Mali-G57 MC2 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | WAV, MP3, MP2, AMR-NB, MIDI, Vorbis, APE, FLAC, OGG, M4A | Yes |
| Video | MP4, 3GP, AVI, TS, MKV, FLV | Yes |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | |
| Document Reader | Yes | |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6500 mAh | 7000 mAh |
| Fast Charging | Yes, 44W | Yes, 45W |