Oppo F31 Pro Plus 5G vs Xiaomi Redmi K50i (8GB RAM + 256GB)
Quick Comparison
Both Oppo F31 Pro Plus 5G and Xiaomi Redmi K50i (8GB RAM + 256GB) comes with same RAM. In terms of display resolution, Oppo F31 Pro Plus 5G has better resolution of 2800 x 1280 than Xiaomi Redmi K50i (8GB RAM + 256GB) which has resolution of 2460 x 1080. Both have the same amount of internal memory.
| Name | Oppo F31 Pro Plus 5G | Xiaomi Redmi K50i (8GB RAM + 256GB) |
| RAM | 8 GB | 8 GB |
|---|---|---|
| Display | 6.8 in | 6.6 in |
| Internal Memory | 256 GB | 256 GB |
| Battery | 7000 mAh | 5080 mAh |
| Camera | 50 MP + 2 MP Dual | 64 MP + 8 MP + 2 MP Triple |
| Price | Rs. 32999 | Rs. 21999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is September 15, 2025. The cost of Oppo F31 Pro Plus 5G is Rs. 32999. The launch Date of the second phone is July 20, 2022. The cost of Xiaomi Redmi K50i (8GB RAM + 256GB) is Rs. 21999.
Display comparison
Oppo F31 Pro Plus 5G has larger screen size of 6.8 inches in comparison to Xiaomi Redmi K50i (8GB RAM + 256GB)'s 6.6 inch screen. Oppo F31 Pro Plus 5G has AMOLED Screen type where as Xiaomi Redmi K50i (8GB RAM + 256GB) has Screen type. OPPO's phone has display density of 453 PPI & Xiaomi's phone has only 407 PPI display density. Oppo F31 Pro Plus 5G has 20:9 aspect ratio where as Xiaomi Redmi K50i (8GB RAM + 256GB) has 20.5:9 aspect ratio.
Memory comparison
Both mobiles come with 8 GB RAM and both have same Internal Memory of 256 GB.
Camera comparison
Xiaomi Redmi K50i (8GB RAM + 256GB)'s 64 MP + 8 MP + 2 MP Triple Rear Camera outclasses Oppo F31 Pro Plus 5G's 50 MP + 2 MP Dual Rear Camera in terms of resolution. Oppo F31 Pro Plus 5G will be better choice if you're looking to click lot of selfies as it has better 32 MP Front Camera in comparison to Xiaomi Redmi K50i (8GB RAM + 256GB)'s 16 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 12 version.
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Full Comparison
| Name | Oppo F31 Pro Plus 5G | Xiaomi Redmi K50i (8GB RAM + 256GB) |
| General | ||
| Model | CPH2757 | K50i |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| SAR | 1.16 W/kg (Head) 0.99 W/kg (Body) | |
| Device Type | Smartphone | Smartphone |
| Release Date | September 15, 2025 | July 20, 2022 |
| In The Box | 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 | 77.6 x 163.1 x 7.7 mm | 74.29 x 163.64 x 8.87 mm |
| Weight | 195 g | 200 g |
| Colors | Festival Pink | Himalayan White | Gemstone Blue | |
| Display | ||
| Type | Color AMOLED Screen (1.07 B) | Color Liquid FFS LCD Panel (1 Billion) |
| Touch | Yes, 240 Hz Touch Sampling Rate | Yes, 270 Hz Touch Sampling Rate |
| Size | 6.8 inches, 1280 x 2800 pixels, 120 Hz | 6.6 inches, 1080 x 2460 pixels, 144 Hz |
| Aspect Ratio | 20:9 | 20.5:9 |
| PPI | ~ 453 PPI | ~ 407 PPI |
| Screen to Body Ratio | ~ 93.5% | |
| Glass Type | Corning Gorilla Glass Victus 2 | Corning Gorilla Glass 5 |
| Brightness | Normal brightness: 600nits (Typical), HBM: 1600nits (Typical) | |
| Features | Vivid mode: 100% DCI-P3, Natural mode: 100% sRGB | Dolby Vision, HDR10+, 1400:1 Contrast Ratio,650 nits (HBM), 500 nits (typ) Brightness, AI Display, Eye Protection Mode, Sunlight Display, 100% DCI-P3, 7 Stage Adaptive Sync |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Curved Display | Yes | |
| Memory | ||
| RAM | 8 GB | 8 GB |
| RAM Type | LPDDR4X | |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | |
| Storage | 256 GB | 256 GB |
| Storage Type | UFS 3.1 | UFS 3.1 |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | 5G NR: n1/n3/n5/n8/n28B/n38/n40/n41/n77/n78 | N1 | N3 | N5 | N7 | N8 | N20 | N28A | N38 | N40 | N41 | N77 | N78 |
| VoLTE | Yes, Dual Stand-By | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | WLAN 2.4G Supported, WLAN 5G Supported, Wi-Fi 5 (802.11ac) Supported, Wi-Fi 6 (802.11ax) Supported, 802.11a/b/g/n Supported, Wi-Fi Display Supported, WLAN Tethering Supported | Wi-Fi 6 |
| Bluetooth | Yes, v5.2, SBC, AAC, LDAC, aptX, aptX HD | 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 on-the-go, USB Charging |
| IR Blaster | Yes | |
| Extra | ||
| GPS | Dual band: GPS (L1+L5), GLONASS (G1), BDS (B1I+B1C+B2a), Galileo (E1+E5a), QZSS (L1+L5), NavIC (L5) | Yes, with A-GPS. Up to tri-band: GLONASS, BDS, GALILEO, QZSS, NavIC |
| Fingerprint Sensor | Yes, In Display | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Proximity, Ambient light, Color temperature, E-compass, Accelerometer, Gyroscope | Accelerometer, Gyro, Proximity, Compass, Color Spectrum, X-Axis Linear Motor, IR Blaster |
| 3.5mm Headphone Jack | No | Yes, 500mv @ 32Ω, High Impedance Jack |
| AI Features | AI Eraser 2.0, AI Perfect Shot, AI Group Photo Composer, AI Recompose, AI VoiceScribe, AI Call Assistant, AI Assistant for Notes, Google Gemini | |
| Water Resistance | Yes | Yes, IP53 |
| IP Rating | IP69 + IP68 + IP66 | IP53 |
| Dust Resistant | Yes | Yes |
| Extra Features | Network Boost Chip S1, Beacon Link 2.0, Glove Touch, Anti-Spam Call Blocker OPPO Dialer | Dolby Atmos, Dual Stereo Speakers, Liquid Cool Technology 2.0, Super Big VC + 7 layers of graphite, X-axis linear motor |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) FOV 76°; 5P lens; AF Supported; Supports 2-axis OIS 2 MP ƒ/2.4 (Ultra Wide) FOV 89°; 3P lens | 64 MP ƒ/1.89 (Main) 8 MP ƒ/2.2 (Ultra Wide) 2 MP ƒ/2.4 (Macro) Macro |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Photo, Video, Portrait, Night, Panorama, SLO-MO, DUAL-VIEW VIDEO, TIME-LAPSE, STICKER, HI-RES, Google Lens, Underwater, PRO, DOC SCANNER | Ai Camera, Long Exposures, Timed-burst, Photo Clones, Documents Mode, Macro, HDR, Ai Beautify Filters, Portrait, Movie Frame, Night Mode, Panorama, Pro Mode |
| Video Recording | 4K @ 30 fps UHD, 1080p @ 60 fps FHD, 720p @ 60 fps HD | 4K @ 30 fps UHD, 1080p @ 30/60 fps FHD, 720p @ 30 fps HD |
| Flash | Yes, LED | Yes, Dual LED |
| Front Camera | 32 MP ƒ/2.4 (Wide Angle) FOV 82°; 5P lens Punch Hole | 16 MP ƒ/2.45 (Wide Angle) Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v15 | Android v12 |
| Custom UI | ColorOS 15 | |
| Chipset | Qualcomm Snapdragon 7 Gen3 | MediaTek Dimensity 8100 |
| CPU | 2.63 GHz, Octa Core Processor | 2.85 GHz, Octa Core Processor |
| Core Details | 1xPrime Core@2.63 GHz & 3xPerformance Cores@2.4 GHz& 4xEfficiency cores@1.8 GHz | 4x2.85 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55 |
| GPU | Adreno 720 | Mali-G610 MC6 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | Yes |
| Video | Yes | Yes |
| FM Radio | No | Yes |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 7000 mAh | 5080 mAh, Li-Po Battery |
| Fast Charging | Yes, 80W SuperVOOC Charging | Yes, 67W Fast charging |
| Reverse Charging | Yes | |