Infinix Note 40 Pro 4G vs Oppo F31 5G
Quick Comparison
Both Infinix Note 40 Pro 4G and Oppo F31 5G comes with same RAM. In terms of display resolution, Infinix Note 40 Pro 4G has better resolution of 2436 x 1080 than Oppo F31 5G which has resolution of 2412 x 1080. Infinix Note 40 Pro 4G has more internal memory than Oppo F31 5G
| Name | Infinix Note 40 Pro 4G | Oppo F31 5G |
| RAM | 8 GB | 8 GB |
|---|---|---|
| Display | 6.78 in | 6.57 in |
| Internal Memory | 256 GB | 128 GB |
| Battery | 5000 mAh | 7000 mAh |
| Camera | 108 MP + 2 MP + 2 MP Triple | 50 MP + 2 MP Dual |
| Price | Rs. 21999 | Rs. 22999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is March 18, 2024. The Expected cost of Infinix Note 40 Pro 4G is Rs. 21999. The launch Date of the second phone is September 15, 2025. The cost of Oppo F31 5G is Rs. 22999.
Display comparison
Infinix Note 40 Pro 4G has larger screen size of 6.78 inches in comparison to Oppo F31 5G's 6.57 inch screen. Both the phones have AMOLED Screen Type. OPPO's phone has display density of 402 PPI & Infinix's phone has only 393 PPI display density. In terms of screen to body ratio, OPPO's phone has better screen to body ratio of ~ 92.2% than Infinix's phone ~ 89.6%. Both phones have same aspect ratio of 20:9.
Memory comparison
Both mobiles come with 8 GB RAM Infinix Note 40 Pro 4G has more Internal Memory (256 GB) than Oppo F31 5G (128 GB).
Camera comparison
Infinix Note 40 Pro 4G's 108 MP + 2 MP + 2 MP Triple Rear Camera outclasses Oppo F31 5G's 50 MP + 2 MP Dual Rear Camera in terms of resolution. Infinix Note 40 Pro 4G will be better choice if you're looking to click lot of selfies as it has better 32 MP Front Camera in comparison to Oppo F31 5G's 16 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 14 and the second one on 15 version.
Related Comparisons
Full Comparison
| Name | Infinix Note 40 Pro 4G | Oppo F31 5G |
| General | ||
| Country of Origin | India | |
| Model | X6850 | CPH2781 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | March 18, 2024 | September 15, 2025 |
| In The Box | Handset, Charger, USB Data Cable, Sim Ejector Tool, Quick Guide, Protective Case | |
| Design | ||
| Dimensions | 74.6 x 164.4 x 7.8 mm | |
| Weight | 190 g | |
| Colors | Vintage Green, Titan Gold, Racing Edition | |
| Display | ||
| Type | Color AMOLED Screen (1B Colors) | Color AMOLED Screen (16M Colors) |
| Touch | Yes | Yes, 360 Hz Touch Sampling Rate |
| Size | 6.78 inches, 1080 x 2436 pixels, 120 Hz | 6.57 inches, 1080 x 2412 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 393 PPI | ~ 402 PPI |
| Screen to Body Ratio | ~ 89.6% | ~ 92.2% |
| Glass Type | Corning Gorilla Glass | AGC DT-Star D+ |
| Features | 1300 nits (peak) | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Curved Display | Yes | |
| Memory | ||
| RAM | 8 GB | 8 GB |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | Upto 8 GB Extra Virtual RAM |
| Storage | 256 GB | 128 GB |
| Storage Type | UFS 2.2 | UFS 2.2 |
| Card Slot | Yes, upto 1 TB | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | 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 | Wi-Fi 5 (802.11 a/b/g/n/ac), Dual Band | 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, A2DP, LE | 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 | Yes |
| Extra | ||
| GPS | Yes, with A-GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO, QZSS |
| Fingerprint Sensor | Yes, In Display | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, 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 |
| 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 | |
| Splash Resistant | Yes | |
| IP Rating | IP54 | IP69+IP68+IP66 |
| Dust Resistant | Yes | Yes |
| Extra Features | Stereo Speakers with Sound by JBL, Dual Microphones, LPDDR4x RAM | 4300 mm² VC cooling system |
| Camera | ||
| Rear Camera | 108 MP ƒ/1.8 (Wide Angle) 2 MP ƒ/2.4 2 MP ƒ/2.4 | 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 | HDR, Panorama | |
| Video Recording | 1440p @ 30 fps QHD, 1080p @ 30 fps FHD | 1080p @ 30 fps FHD, 720p |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 32 MP ƒ/2.2 (Wide Angle) Punch Hole, Screen Flash | 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 v14 | Android v15 |
| Custom UI | XOS 14 | ColorOS 15 |
| Chipset | Mediatek Helio G99 Ultimate | Mediatek Dimensity 6300 |
| CPU | 2.2 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Core Details | 2x Cortex-A76 @ 2.2GHz & 6x Cortex-A55 @ 2GHz | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz |
| GPU | Mali-G57 MC2 | Arm Mali-G57 MC2 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | AAC, AAC+, AAC+ Enhanced, OGG Vorbis, WAV, MP3, Midi | Yes |
| Video | H.264, H.263, MPEG-4 | Yes |
| FM Radio | Yes | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 7000 mAh |
| Fast Charging | Yes, 70W All Round FastCharge 2.0 | Yes, 80W SUPERVOOC Charging |
| Wireless Charging | Yes, 20W | |
| Reverse Charging | Yes | Yes |