Oppo F31 5G has better RAM than Realme 12X. In terms of display resolution, Oppo F31 5G has better resolution of 2412 x 1080 than Realme 12X which has resolution of 2400 x 1080. Both have the same amount of internal memory.
| Name | Realme 12X | Oppo F31 5G |
| RAM | 4 GB | 8 GB |
|---|---|---|
| Display | 6.72 in | 6.57 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 5000 mAh | 7000 mAh |
| Camera | 50 MP + 2 MP Dual | 50 MP + 2 MP Dual |
| Price | Rs. 11999 | Rs. 22999 |
The launch Date of the first phone is April 02, 2024. The cost of Realme 12X is Rs. 11999. The launch Date of the second phone is September 15, 2025. The cost of Oppo F31 5G is Rs. 22999.
Oppo F31 5G has screen size of 6.57 inches which falls short to Realme 12X's 6.72 inch screen. Realme 12X has IPS Screen type where as Oppo F31 5G has AMOLED Screen type. OPPO's phone has display density of 402 PPI & Realme's phone has only 395 PPI display density. In terms of screen to body ratio, OPPO's phone has better screen to body ratio of ~ 92.2% than Realme's phone ~ 91.4%. Both phones 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 12X's lower 4 GB RAM. and both have same Internal Memory of 128 GB.
Realme 12X has 50 MP + 2 MP Dual Rear Camera in comparison to Oppo F31 5G's 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 Realme 12X's 8 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 14 and the second one on 15 version.
| Name | Realme 12X | Oppo F31 5G |
| General | ||
| Country of Origin | India | |
| Model | 12x | 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 | April 02, 2024 | September 15, 2025 |
| In The Box | Realme 12x, Power Adapter, USB Type-C Cable, Important Product Information (Including the Warranty Card), Quick Guide, SIM Card Needle, Screen Protect Film, Protect Case | Handset, Charger, USB Data Cable, Sim Ejector Tool, Quick Guide, Protective Case |
| Design | ||
| Dimensions | 76.1 x 165.6 x 7.69 mm | |
| Weight | 188 g | |
| Bezel less | No | |
| Colors | Twilight Purple, Woodland Green | |
| Display | ||
| Type | Color IPS Screen (16.7M) | Color AMOLED Screen (16M Colors) |
| Touch | Yes, 240 Hz Touch Sampling Rate | Yes, 360 Hz Touch Sampling Rate |
| Size | 6.72 inches, 1080 x 2400 pixels, 120 Hz | 6.57 inches, 1080 x 2412 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 395 PPI | ~ 402 PPI |
| Screen to Body Ratio | ~ 91.4% | ~ 92.2% |
| Glass Type | AGC DT-Star D+ | |
| Features | Brightness: 800nit (typ)/950nit (HBM) | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Memory | ||
| RAM | 4 GB | 8 GB |
| Expandable RAM | Upto 4 GB Extra Virtual RAM | Upto 8 GB Extra Virtual RAM |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 2.2 | |
| Card Slot | Yes, upto 2 TB | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | NR: n1/n3/n5/n8/n28B/n40/n41(2535-2655MHz)/n77/n78 | 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, Wi-Fi 4 & 802.11a/b/g/n/ac | 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, v5.3, Support SBC, AAC, APTX, APTX-HD, LDAC, LHDC | 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 Storage | USB on-the-go, USB Charging |
| IR Blaster | Yes | |
| Extra | ||
| GPS | Yes, with GPS, Beidou, Glonass, Galileo, QZSS | Yes, with A-GPS, GLONASS, BDS, GALILEO, QZSS |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Geomagnetic Sensor, Light Sensor, Proximity Sensor, Gyro-meter, Acceleration Sensor | Geomagnetic Induction, Ambient Light Induction, Proximity Sensor, Acceleration Sensor, Gravity Sensor, Gyroscope, Infrared Sensor, Step Recording Function, Facial Recognition Sensor |
| 3.5mm Headphone Jack | Yes | 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 | |
| Water Resistance | Yes | |
| Splash Resistant | Yes | |
| IP Rating | IP54 | IP69+IP68+IP66 |
| Dust Resistant | Yes | Yes |
| Extra Features | Dual Stereo Speakers, Air Gestures, Rainwater Smart Touch, VC Cooling System, LPDDR4 RAM, 5G + 5G Dual Mode, Hi-Res Audio Certification, Antenna Array Matrix System 2.0, Mini Capsule 2.0 | 4300 mm² VC cooling system |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) 2 MP ƒ/2.4 (Depth Sensor) 22 mm, 1/5, Black & White 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 |
| Auto Focus | Yes | Yes |
| Features | Photo, Video, Night, Street, Pro, Pano, Portrait, Time-Lapse, Slo-Mo, Text Scanner, 50M, Tilt-Shift, Movie, Dual-View Video | |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD, 720p |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2 (Wide Angle) 80° 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 | Realme UI 5.0 | ColorOS 15 |
| Chipset | Mediatek Dimensity 6100 Plus | Mediatek Dimensity 6300 |
| CPU | 2.2 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Core Details | 2xCortex-A76@2.2 GHz & 6xCortex-A55@2.0 GHz | 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 | MP3, AAC, APE, AMR, WAV, OGG, FLAC, WMA | Yes |
| Video | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV | Yes |
| FM Radio | No | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh | 7000 mAh |
| Fast Charging | Yes, 45W SUPERVOOC Charge | Yes, 80W SUPERVOOC Charging |
| Reverse Charging | Yes | Yes |