Oppo F31 5G vs Vivo Y31 5G
Quick Comparison
Oppo F31 5G has better RAM than Vivo Y31 5G. In terms of display resolution, Oppo F31 5G has better resolution of 2412 x 1080 than Vivo Y31 5G which has resolution of 1620 x 720. Both have the same amount of internal memory.
| Name | Oppo F31 5G | Vivo Y31 5G |
| RAM | 8 GB | 4 GB |
|---|---|---|
| Display | 6.57 in | 6.68 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 7000 mAh | 6500 mAh |
| Camera | 50 MP + 2 MP Dual | 50 MP + 0.08 MP Dual |
| Price | Rs. 22999 | Rs. 14999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is September 15, 2025. The cost of Oppo F31 5G is Rs. 22999. The launch Date of the second phone is September 14, 2025. The cost of Vivo Y31 5G is Rs. 14999.
Display comparison
Oppo F31 5G has screen size of 6.57 inches which falls short to Vivo Y31 5G's 6.68 inch screen. Oppo F31 5G has AMOLED Screen type where as Vivo Y31 5G has IPS Screen type. OPPO's phone has display density of 402 PPI & Vivo's phone has only 266 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 ~ 90.7%. Both mobiles have same aspect ratio of 20:9.
Memory comparison
Oppo F31 5G's larger 8 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
They both have the same 50 MP + 2 MP Dual Rear Camera. Oppo F31 5G 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's 8 MP Front Camera.
Technical comparison
Both the phones run on Android Operating System Version 15.
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Full Comparison
| Name | Oppo F31 5G | Vivo Y31 5G |
| General | ||
| Country of Origin | India | India |
| Model | CPH2781 | 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 |
| Device Type | Smartphone | Smartphone |
| Release Date | September 15, 2025 | September 14, 2025 |
| In The Box | Handset, Charger, USB Data Cable, Sim Ejector Tool, Quick Guide, Protective Case | USB Cable, SIM Tray Ejector, Phone Case, Screen Protector (Applied), Power Adapter |
| Display | ||
| Type | Color AMOLED Screen (16M Colors) | Color IPS Screen (16M Colors) |
| Touch | Yes, 360 Hz Touch Sampling Rate | Yes |
| Size | 6.57 inches, 1080 x 2412 pixels, 120 Hz | 6.68 inches, 720 x 1620 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 402 PPI | ~ 266 PPI |
| Screen to Body Ratio | ~ 92.2% | ~ 90.7% |
| Glass Type | AGC DT-Star D+ | |
| Brightness | 1000nts | |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
| Memory | ||
| RAM | 8 GB | 4 GB |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | Upto 4 GB Extra Virtual RAM |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 2.2 | |
| 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, v5.4, Support SBC, AAC, aptX, aptX HD, LDAC, LHDC | Yes, v5.4 |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| IR Blaster | Yes | |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO, QZSS | with A-GPS, BeiDou, GLONASS, Galileo |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Geomagnetic Induction, Ambient Light Induction, Proximity Sensor, Acceleration Sensor, Gravity Sensor, Gyroscope, Infrared Sensor, Step Recording Function, Facial Recognition Sensor | Accelerometer, Ambient Light Sensor, Proximity Sensor, E-compass, Virtual Gyroscope |
| 3.5mm Headphone Jack | No | |
| AI Features | Smart Document (AI summaries, translations, rewriting), Smart Note (AI-enhanced note-taking), and high-quality scanning. Integrated Google Gemini delivers multimodal AI intelligence | SMart AI, Ai Erase, Ai Photo Enhance, Circle to Search |
| Water Resistance | Yes | |
| IP Rating | IP69+IP68+IP66 | |
| Dust Resistant | Yes | |
| Extra Features | 4300 mm² VC cooling system | |
| Camera | ||
| Rear Camera | 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 | 50 MP (Main) 0.08 MP |
| Auto Focus | Yes | Yes |
| Video Recording | 1080p @ 30 fps FHD, 720p | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 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 | 8 MP ƒ/2 |
| Front Video Recording | 1080p @ 30 fps FHD | |
| Technical | ||
| OS | Android v15 | Android v15 |
| Custom UI | ColorOS 15 | |
| 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 | Arm 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 | 7000 mAh | 6500 mAh |
| Fast Charging | Yes, 80W SUPERVOOC Charging | Yes, 44W |
| Reverse Charging | Yes | |