OPPO K13x 5G (8GB RAM +128GB) vs Oppo F31
Quick Comparison
Both OPPO K13x 5G (8GB RAM +128GB) and Oppo F31 comes with same RAM. In terms of display resolution, Oppo F31 has better resolution of 2412 x 1080 than OPPO K13x 5G (8GB RAM +128GB) which has resolution of 1604 x 720. Oppo F31 has more internal memory than OPPO K13x 5G (8GB RAM +128GB)
| Name | OPPO K13x 5G (8GB RAM +128GB) | Oppo F31 |
| RAM | 8 GB | 8 GB |
|---|---|---|
| Display | 6.67 in | 6.74 in |
| Internal Memory | 128 GB | 256 GB |
| Battery | 6000 mAh | 7000 mAh |
| Camera | 50 MP + 2 MP Dual | 50 MP + 32 MP + 8 MP Triple |
| Price | Rs. 14377 | Rs. 19990 |
Related Products
Detailed Comparison
Price And Launch
The launch Date of the first phone is June 23, 2025. The cost of OPPO K13x 5G (8GB RAM +128GB) is Rs. 14377. The launch Date of the second phone is expected to be December 29, 2025 (Expected). The Expected cost of Oppo F31 is Rs. 19990.
Display comparison
Oppo F31 has larger screen size of 6.74 inches in comparison to OPPO K13x 5G (8GB RAM +128GB)'s 6.67 inch screen. OPPO K13x 5G (8GB RAM +128GB) has Screen type where as Oppo F31 has AMOLED Screen type. Oppo F31 has display density of 392 PPI & OPPO K13x 5G (8GB RAM +128GB) has only 264 PPI display density. In terms of screen to body ratio, Oppo F31 has better screen to body ratio of ~ 92.2% than OPPO K13x 5G (8GB RAM +128GB)'s ~ 89.9%. Both phones have same aspect ratio of 20:9.
Memory comparison
Both mobiles come with 8 GB RAM Oppo F31 has more Internal Memory (256 GB) than OPPO K13x 5G (8GB RAM +128GB) (128 GB).
Camera comparison
They both have the same 50 MP + 2 MP Dual Rear Camera. Oppo F31 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 K13x 5G (8GB RAM +128GB)'s 8 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 15 and the second one on 16 version.
Related Comparisons
Full Comparison
| Name | OPPO K13x 5G (8GB RAM +128GB) | Oppo F31 |
| General | ||
| Country of Origin | India | |
| Model | K13x | F31 |
| 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 | June 23, 2025 | December 29, 2025 (Expected) |
| In The Box | Handset, Charger, USB Data Cable, Sim Ejector Tool, Quick Guide, Protective Case | |
| Design | ||
| Dimensions | 76.2 x 165.7 x 7.9 mm | |
| Weight | 194 g | |
| Colors | Midnight Violet | |
| Display | ||
| Type | Color HD+ LCD (16.7 Million) | Color AMOLED Screen (16M Colors) |
| Touch | Yes, 240 Hz Touch Sampling Rate | Yes, 360 Hz Touch Sampling Rate |
| Size | 6.67 inches, 720 x 1604 pixels, 120 Hz | 6.74 inches, 1080 x 2412 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 264 PPI | ~ 392 PPI |
| Screen to Body Ratio | ~ 89.9% | ~ 92.2% |
| Brightness | Brightness: 850nit (Normal), 1000nit (HBM) | |
| Features | 10 Touch Points, Contrast Ratio: 1500:1 (Typical), Color Saturation: 83% NTSC, Color Gamut: 88% DCI-P3 (Vivid Mode), 100% sRGB (Natural Mode), Supports Dark Mode, DC Dimming, Supports Eye Comfort, Supports Sunlight Screen | |
| 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 | UFS 2.2 |
| Card Slot | Yes, upto 2 TB | Yes, (Hybrid Slot), upto 2 TB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | n1/n3/n5/n8/n28B/n40/n41/n77/n78 | n1/n3/n5/n7/n8/n20/n28A/n28B/n66/n38/n40/n41/n77/n78 |
| VoLTE | Yes | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | WiFi 5 (802.11 ac), 802.11 b/g/a/n, WLAN 2.4 GHz, WLAN 5 GHz, Dual Band (WiFi 2.4 GHz, WiFi 5 GHz) | 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, SBC, AAC, aptX, aptX HD, and LDAC | 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 | |
| Extra | ||
| GPS | Yes, BEIDOU, GPS, GLONASS, GALILEO, QZSS, AGPS | Yes, with A-GPS, GLONASS, BDS, GALILEO, QZSS |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Proximity Sensor, Ambient Light Sensor, E-Compass, Accelerometer | 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 | AI Eraser, AI Clarity Enhancer, AI Smart Image Matting 2.0, AI Reflection Remover, AI Unblur, AI Motion, AI Portrait, AI Reimage, AI Summary, AI Writer | |
| Water Resistance | 1.18 m upto 1.05 min | Yes |
| Splash Resistant | Yes | |
| IP Rating | IP65 | IP66 |
| Dust Resistant | Yes | Yes |
| Extra Features | Dual-view Video, Outdoor Mode and Glove Touch, Ultra-Volume Mode, Trinity Engine, Screen Translator, Google Gemini App | AI Studio, AI Eraser 3.0, and AI Smart Image Matting 3.0 |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) OV50D, 1/2.88 inch Sensor Size, 0.61um Pixel Size, CMOS(4-in-1), FOV: 76 Degree, Equivalent Focal Length: 27mm, 5P Lens, Effective Focal Length: 3.98mm, PDAF 2 MP ƒ/2.4 (Depth Sensor) 1.75um Pixel Size, CMOS, 1/5 inch Sensor Size, FOV: 89 Degree, Equivalent Focal Length: 22mm, 3P Lens, Effective Focal Length: 1.77mm, Fixed Focus) | 50 MP ƒ/1.8 (Wide Angle) 32 MP ƒ/2.4 (Ultra Wide) 8 MP |
| Auto Focus | Yes | Yes |
| Features | Photo, Video, Portrait, Night, Pro, Panorama, Slo-Mo, Dual View Video, Timelapse, Sticker, Hypertext, Hi-Res, Google Lens, Supports Fill Light for Video Shooting | |
| Video Recording | 1080p @ 60 fps FHD, 720p @ 30 fps HD | 1080p @ 30 fps FHD, 720p |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2 (Wide Angle) 1.12um Pixel Size, CMOS, 1/4 inch Sensor Size, FOV: 80 Degree, Equivalent Focal Length: 25mm, 4P Lens, Effective Focal Length: 2.66mm, Fixed Focus Punch Hole | 50 MP (Wide Angle) Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD, 720p @ 30 fps HD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v15 | Android v16 |
| Custom UI | ColorOS 15 | ColorOS 16 |
| Chipset | Mediatek Dimensity 6300 | Mediatek Dimensity 6300 |
| CPU | 2.4 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Core Details | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz |
| GPU | ARM Mali-G57 MC2 | Arm Mali-G57 MC2 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, AAC, AMR, APE, OGG, FLAC, WAV, MIDI, WMA | Yes |
| Video | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV, Webm, TS | Yes |
| FM Radio | Yes, with FM Recording | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6000 mAh, Li-ion Battery | 7000 mAh |
| Fast Charging | Yes, 45W SUPERVOOCTM Flash Charging | Yes, 80W SUPERVOOC Charging |
| Reverse Charging | Yes | |