Oppo F31 5G has better RAM than Realme Narzo 90. In terms of display resolution, Oppo F31 5G has better resolution of 2412 x 1080 than Realme Narzo 90 which has resolution of 2372 x 1080. Both have the same amount of internal memory.
| Name | Oppo F31 5G | Realme Narzo 90 |
| RAM | 8 GB | 6 GB |
|---|---|---|
| Display | 6.57 in | 6.57 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 7000 mAh | 7000 mAh |
| Camera | 50 MP + 2 MP Dual | 50 MP + 2 MP Dual |
| Price | Rs. 24999 | Rs. 16999 |
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 16, 2025. The cost of Realme Narzo 90 is Rs. 16999.
Both the phones have AMOLED Screen Type. OPPO's phone has display density of 402 PPI & Realme's phone has only 397 PPI display density. In terms of screen to body ratio, Realme's phone has better screen to body ratio of ~ 93% than OPPO's phone ~ 92.2%. Both mobiles have same aspect ratio of 20:9.
Oppo F31 5G's larger 8 GB RAM is better for playing games and all with respect to Realme Narzo 90's lower 6 GB RAM. and both have same Internal Memory of 128 GB.
Oppo F31 5G has 50 MP + 2 MP Dual Rear Camera in comparison to Realme Narzo 90's 50 MP + 2 MP Dual Rear Camera. Realme Narzo 90 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 run on Android Operating System Version 15.
| Name | Oppo F31 5G | Realme Narzo 90 |
| General | ||
| Country of Origin | India | India |
| Model | CPH2781 | Narzo 90 |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| OS Updates | 3 years | |
| Security Updates | 4 years | |
| Release Date | September 15, 2025 | December 16, 2025 |
| In The Box | Handset, Charger, USB Data Cable, Sim Ejector Tool, Quick Guide, Protective Case | Phone x 1, Charger x 1, USB Data Cable x 1, SIM Ejector Tool x 1, Quick Guide x 1, Protective Case x 1 |
| Design | ||
| Dimensions | 75.19 x 158.36 x 7.79 mm | |
| Weight | 181 g | |
| Colors | Carbon Black, Victory Gold | |
| Display | ||
| Type | Color AMOLED Screen (16M Colors) | Color AMOLED Screen (1.07 B) |
| Touch | Yes, 360 Hz Touch Sampling Rate | Yes, 240 Hz Touch Sampling Rate |
| Size | 6.57 inches, 1080 x 2412 pixels, 120 Hz | 6.57 inches, 1080 x 2372 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 402 PPI | ~ 397 PPI |
| Screen to Body Ratio | ~ 92.2% | ~ 93% |
| Glass Type | AGC DT-Star D+ | DT Star D+ |
| Brightness | Normal brightness: 1000 nits(Typical), HBM: 1400 nits(Typical | |
| Features | Vivid mode: 100% DCI-P3, Natural mode: 100% sRGB, Cinematic mode: 100% DCI-P3, Colorful mode: 100% DCI-P3. Eye Care, 2160Hz PWM Dimming | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Memory | ||
| RAM | 8 GB | 6 GB |
| RAM Type | LPDDR5X | |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 2.2 | 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 | n1/n3/n5/n8/n28B/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 | WiFi 2.4G, WiFi 5G, WiFi 5 (802.11ac), 802.11b/g/a/n, WLAN 2.4G, WLAN 5G, WLAN 5.1G, WLAN 5.8G, WLAN Display, WLAN tethering, Wi-Fi 2.4GHz 20M, Wi-Fi 2.4GHz 40M,Wi-Fi 5GHz 20M, Wi-Fi 5GHz 40M, Wi-Fi 5GHz 80M, |
| Bluetooth | Yes, v5.4, Support SBC, AAC, aptX, aptX HD, LDAC, LHDC | Yes, v5.3, A2DP, LE |
| 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 | GPS(L1), GLONASS(G1), BDS(B1I), Galileo(E1), QZSS(L1) |
| 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 | Proximity sensor, Ambient light sensor, Color temperature sensor, E-compass, Accelerometer, Gyroscope, In-display optical fingerprint sensor, Infrared remote control |
| 3.5mm Headphone Jack | No | 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 | Ai Edit |
| Water Resistance | Yes | Yes |
| IP Rating | IP69+IP68+IP66 | IP66+IP68+IP69 |
| Dust Resistant | Yes | Yes |
| Extra Features | 4300 mm² VC cooling system | Bypass Charging |
| 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) FOV 75.5°; 5P lens; AF Supported 2 MP ƒ/2.4 FOV 88.8°; 3P lens |
| Auto Focus | Yes | Yes |
| Features | Photo, Video, Portrait, Night, Panorama, Cinematic, SLO-MO, Dual-view video, TIME-LAPSE, HI-RES, Underwater, PRO, Hypertext, TILT-SHIFT | |
| Video Recording | 1080p @ 30 fps FHD, 720p | 1080p, 720p |
| 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/2.4 (Wide Angle) FOV 86.7°; 5P lens Punch Hole, Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p, 720p |
| Technical | ||
| OS | Android v15 | Android v15 |
| Custom UI | ColorOS 15 | realme UI 6.0 |
| Chipset | Mediatek Dimensity 6300 | MediaTek Dimensity 6400 Max |
| 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 | Mali G57 MC2 @1.07GHz |
| Java | No | No |
| Browser | Yes | Yes, supports HTML5 |
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | AAC, APE, FLAC, AMR, MID, MP3, OGG, WAV, WMA, MKA |
| Video | Yes | AVI, MP4, 3GP, 3G2, 3GPP, 3GPP2, M4V, FLV, F4V, WEBM, WMV, ASF, MOV, QT, TS, M2TS, MTS, MKV |
| FM Radio | No | No |
| Audio Jack Type | USB Type-C | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 7000 mAh | 7000 mAh, Li-ion Battery |
| Fast Charging | Yes, 80W SUPERVOOC Charging | Yes, 60W Dart Charge |
| Reverse Charging | Yes | Yes |