Vivo Y31 5G (6GB RAM + 256GB) vs Oppo F31 5G (8GB RAM + 256GB)
Quick Comparison
Oppo F31 5G (8GB RAM + 256GB) has better RAM than Vivo Y31 5G (6GB RAM + 256GB). In terms of display resolution, Oppo F31 5G (8GB RAM + 256GB) has better resolution of 2412 x 1080 than Vivo Y31 5G (6GB RAM + 256GB) which has resolution of 1608 x 720. Both have the same amount of internal memory.
| Name | Vivo Y31 5G (6GB RAM + 256GB) | Oppo F31 5G (8GB RAM + 256GB) |
| RAM | 6 GB | 8 GB |
|---|---|---|
| Display | 6.68 in | 6.57 in |
| Internal Memory | 256 GB | 256 GB |
| Battery | 6500 mAh | 7000 mAh |
| Camera | 50 MP | 50 MP + 2 MP Dual |
| Price | Rs. 25999 | Rs. 28999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is September 15, 2025. The cost of Vivo Y31 5G (6GB RAM + 256GB) is Rs. 25999. The launch Date of the second phone is September 15, 2025. The cost of Oppo F31 5G (8GB RAM + 256GB) is Rs. 28999.
Display comparison
Oppo F31 5G (8GB RAM + 256GB) has screen size of 6.57 inches which falls short to Vivo Y31 5G (6GB RAM + 256GB)'s 6.68 inch screen. Vivo Y31 5G (6GB RAM + 256GB) has IPS Screen type where as Oppo F31 5G (8GB RAM + 256GB) has AMOLED Screen type. OPPO's phone has display density of 402 PPI & Vivo's phone has only 264 PPI display density. In terms of screen to body ratio, OPPO's phone has better screen to body ratio of ~ 92.2% than Vivo's phone ~ 84%. Both mobiles have same aspect ratio of 20:9.
Memory comparison
Oppo F31 5G (8GB RAM + 256GB)'s larger 8 GB RAM is better for playing games and all with respect to Vivo Y31 5G (6GB RAM + 256GB)'s lower 6 GB RAM. and both have same Internal Memory of 256 GB.
Camera comparison
They both have the same 50 MP Rear Camera. Oppo F31 5G (8GB RAM + 256GB) will be better choice if you're looking to click lot of selfies as it has better 16 MP Front Camera in comparison to Vivo Y31 5G (6GB RAM + 256GB)'s 8 MP Front Camera.
Technical comparison
Both the phones run on Android Operating System Version 15.
Related Comparisons
Full Comparison
| Name | Vivo Y31 5G (6GB RAM + 256GB) | Oppo F31 5G (8GB RAM + 256GB) |
| General | ||
| Country of Origin | India | India |
| Model | Y31 | CPH2781 |
| 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 |
| Device Type | Smartphone | Smartphone |
| Release Date | September 15, 2025 | September 15, 2025 |
| In The Box | USB Cable, SIM Tray Ejector, Phone Case, Screen Protector (Applied), Power Adapter | Handset, Charger, USB Data Cable, Sim Ejector Tool, Quick Guide, Protective Case |
| Design | ||
| Dimensions | 77 x 166.1 x 8.4 mm | |
| Weight | 209 g | |
| Colors | Rose Red, Diamond Green | |
| Display | ||
| Type | Color IPS Screen (16M Colors) | Color AMOLED Screen (16M Colors) |
| Touch | Yes | Yes, 360 Hz Touch Sampling Rate |
| Size | 6.68 inches, 720 x 1608 pixels, 120 Hz | 6.57 inches, 1080 x 2412 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 264 PPI | ~ 402 PPI |
| Screen to Body Ratio | ~ 84% | ~ 92.2% |
| Glass Type | Guardian Glass (ion-strengthened) | AGC DT-Star D+ |
| Brightness | 1000nts | |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
| Memory | ||
| RAM | 6 GB | 8 GB |
| Expandable RAM | Upto 6 GB Extra Virtual RAM | Upto 8 GB Extra Virtual RAM |
| Storage | 256 GB | 256 GB |
| Storage Type | eMMC 5.1 | UFS 2.2 |
| Card Slot | Yes, (Hybrid Slot) | Yes, (Hybrid Slot) |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | n1/n3/n5/n7/n8/n20/n28A/n28B/n66/n38/n40/n41/n77/n78 | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | 802.11 a/b/g/n/ac, Wi-Fi 5 (802.11 ac), 802.11 a/b/g/n, WLAN (2.4 GHz | 5 GHz), WLAN Display, WLAN Tethering, 1 x 1 SOSO | |
| Bluetooth | Yes, v4.2 | Yes, v5.4, Support SBC, AAC, aptX, aptX HD, LDAC, LHDC |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| IR Blaster | Yes | |
| Extra | ||
| GPS | with A-GPS, BeiDou, GLONASS, Galileo | Yes, with A-GPS, GLONASS, BDS, GALILEO, QZSS |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Proximity, Compass | Geomagnetic Induction, Ambient Light Induction, Proximity Sensor, Acceleration Sensor, Gravity Sensor, Gyroscope, Infrared Sensor, Step Recording Function, Facial Recognition Sensor |
| 3.5mm Headphone Jack | No | No |
| AI Features | SMart AI, Ai Erase, Ai Photo Enhance, Circle to Search | Smart Document (AI summaries, translations, rewriting), Smart Note (AI-enhanced note-taking), and high-quality scanning. Integrated Google Gemini delivers multimodal AI intelligence |
| Water Resistance | Yes, 1.5 m upto 30 min | Yes |
| IP Rating | IP68/IP69 | IP69+IP68+IP66 |
| Dust Resistant | Yes | Yes |
| Extra Features | 4300 mm² VC cooling system | |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) | 50 MP ƒ/1.8 (Wide Angle) Sensor: OV50D40, Sensor size: 1/2.88″, Single pixel size: 0.612 um, Aperture size: f/1.8, Focal length: 27 mm, Lens configuration: 5P, Supporting AF 2 MP Sensor: GC02M1-C24YK, Sensor size: 1/5″, Single pixel size: 1.75 um, Aperture size: f/2.4, Focal length: 22 mm, Lens configuration: 3P |
| Auto Focus | Yes | Yes |
| Features | Ring- panorama | |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD, 720p |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2 (Wide Angle) | 16 MP (Wide Angle) Sensor size: 1/3.09″, Single pixel size: 1.0 um, Aperture size: f/2.4, Focal length: 23 mm, Lens configuration: 4P Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v15 | Android v15 |
| Custom UI | ColorOS 15 | |
| 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 | Arm 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, 80W SUPERVOOC Charging |
| Reverse Charging | Yes | |