Both Oppo F31 5G and OPPO Reno 15 5G comes with same RAM. In terms of display resolution, OPPO Reno 15 5G has better resolution of 2760 x 1256 than Oppo F31 5G which has resolution of 2412 x 1080. OPPO Reno 15 5G has more internal memory than Oppo F31 5G
| Name | Oppo F31 5G | OPPO Reno 15 5G |
| RAM | 8 GB | 8 GB |
|---|---|---|
| Display | 6.57 in | 6.59 in |
| Internal Memory | 128 GB | 256 GB |
| Battery | 7000 mAh | 6500 mAh |
| Camera | 50 MP + 2 MP Dual | 50 MP + 50 MP + 8 MP Triple |
| Price | Rs. 24999 | Rs. 39990 |
The launch Date of the first phone is September 15, 2025. The cost of Oppo F31 5G is Rs. 24999. The launch Date of the second phone is December 02, 2025. The Expected cost of OPPO Reno 15 5G is Rs. 39990.
OPPO Reno 15 5G has larger screen size of 6.59 inches in comparison to Oppo F31 5G's 6.57 inch screen. Both the phones have AMOLED Screen Type. OPPO Reno 15 5G has display density of 460 PPI & Oppo F31 5G has only 402 PPI display density. In terms of screen to body ratio, Oppo F31 5G has better screen to body ratio of ~ 92.2% than OPPO Reno 15 5G's ~ 89.4%. Oppo F31 5G has 20:9 aspect ratio where as OPPO Reno 15 5G has 19.5:9 aspect ratio.
Both mobiles come with 8 GB RAM OPPO Reno 15 5G has more Internal Memory (256 GB) than Oppo F31 5G (128 GB).
They both have the same 50 MP + 2 MP Dual Rear Camera. OPPO Reno 15 5G will be better choice if you're looking to click lot of selfies as it has better 50 MP Front Camera in comparison to Oppo F31 5G's 16 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 15 and the second one on 16 version.
| Name | Oppo F31 5G | OPPO Reno 15 5G |
| General | ||
| Country of Origin | India | |
| Model | CPH2781 | CPH2825 |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | September 15, 2025 | December 02, 2025 |
| In The Box | Handset, Charger, USB Data Cable, Sim Ejector Tool, Quick Guide, Protective Case | |
| Design | ||
| Dimensions | 74.8 x 158 x 7.8 mm | |
| Weight | 197 g | |
| Colors | Aurora Blue, Twilight Blue, Aurora White | |
| Display | ||
| Type | Color AMOLED Screen (16M Colors) | Color AMOLED Screen (1B Colors) |
| Touch | Yes, 360 Hz Touch Sampling Rate | Yes |
| Size | 6.57 inches, 1080 x 2412 pixels, 120 Hz | 6.59 inches, 1256 x 2760 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 19.5:9 |
| PPI | ~ 402 PPI | ~ 460 PPI |
| Screen to Body Ratio | ~ 92.2% | ~ 89.4% |
| Glass Type | AGC DT-Star D+ | Corning Gorilla Glass 7i |
| Brightness | 600 nits (typ), 1800 nits (HBM), 3600 nits (peak) | |
| Features | 3840Hz PWM, HDR10+ | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Memory | ||
| RAM | 8 GB | 8 GB |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | |
| Storage | 128 GB | 256 GB |
| Storage Type | UFS 2.2 | UFS 3.1 |
| Card 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 | Wi-Fi 7 |
| Bluetooth | Yes, v5.4, Support SBC, AAC, aptX, aptX HD, LDAC, LHDC | Yes, v5.4, A2DP, LE, aptX HD |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| IR Blaster | Yes | Yes |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO, QZSS | Yes, with A-GPS, GLONASS, BDS, GALILEO, QZSS |
| Fingerprint Sensor | Yes, Side | Yes, In Display |
| 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, Gyro, Proximity, Compass |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | |
| 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 | |
| Water Resistance | Yes | Yes, 1.5 m upto 30 min |
| IP Rating | IP69+IP68+IP66 | IP68 |
| Dust Resistant | Yes | 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 ƒ/1.8 (Wide Angle) 50 MP ƒ/2.8 (Telephoto) 8 MP ƒ/2.2 (Ultra Wide) |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Video Recording | 1080p @ 30 fps FHD, 720p | 4K @ 60 fps UHD, 1080p @ 60 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 | 50 MP ƒ/2 (Ultra Wide) Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 4K @ 60 fps UHD, 1080p @ 60 fps FHD |
| Technical | ||
| OS | Android v15 | Android v16 |
| Custom UI | ColorOS 15 | ColorOS 16 |
| Chipset | Mediatek Dimensity 6300 | Qualcomm Snapdragon 7 Gen4 |
| CPU | 2.4 GHz, Octa Core Processor | 2.8 GHz, Octa Core Processor |
| Core Details | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz | 1x Prime Core@ 2.8 GHz& 4 Performance Cores@ 2.4 GHz & 3x Efficiency Cores@ 1.8 GHz |
| Fabrication Node | TSMC 4nm | |
| GPU | Arm Mali-G57 MC2 | Adreno 722 |
| NPU | Qualcomm Hexagon NPU | |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | Yes |
| Video | Yes | Yes |
| FM Radio | No | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 7000 mAh | 6500 mAh |
| Fast Charging | Yes, 80W SUPERVOOC Charging | Yes, 80W Fast Charging |
| Reverse Charging | Yes | Yes |