Oppo Find X8 5G (16GB RAM + 512GB) vs Xiaomi Redmi K90 Ultra
Quick Comparison
Oppo Find X8 5G (16GB RAM + 512GB) has better RAM than Xiaomi Redmi K90 Ultra. In terms of display resolution, Xiaomi Redmi K90 Ultra has better resolution of 2772 x 1280 than Oppo Find X8 5G (16GB RAM + 512GB) which has resolution of 2760 x 1256. Oppo Find X8 5G (16GB RAM + 512GB) has more internal memory than Xiaomi Redmi K90 Ultra
| Name | Oppo Find X8 5G (16GB RAM + 512GB) | Xiaomi Redmi K90 Ultra |
| RAM | 16 GB | 12 GB |
|---|---|---|
| Display | 6.59 in | 6.83 in |
| Internal Memory | 512 GB | 256 GB |
| Battery | 5630 mAh | 8550 mAh |
| Camera | 50 MP + 50 MP + 50 MP Triple | 50 MP + 8 MP Dual |
| Price | Rs. 89999 | Rs. 59990 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is October 24, 2024. The cost of Oppo Find X8 5G (16GB RAM + 512GB) is Rs. 89999. The launch Date of the second phone is June 30, 2026. The Expected cost of Xiaomi Redmi K90 Ultra is Rs. 59990.
Display comparison
Xiaomi Redmi K90 Ultra has larger screen size of 6.83 inches in comparison to Oppo Find X8 5G (16GB RAM + 512GB)'s 6.59 inch screen. There is AMOLED Screen Type in both the phones. OPPO's phone has display density of 460 PPI & Xiaomi's phone has only 447 PPI display density. Both mobiles have same aspect ratio of 20:9.
Memory comparison
Oppo Find X8 5G (16GB RAM + 512GB)'s larger 16 GB RAM is better for playing games and all with respect to Xiaomi Redmi K90 Ultra's lower 12 GB RAM. Oppo Find X8 5G (16GB RAM + 512GB) has more Internal Memory (512 GB) than Xiaomi Redmi K90 Ultra (256 GB).
Camera comparison
They both have the same 50 MP + 50 MP + 50 MP Triple Rear Camera. Oppo Find X8 5G (16GB RAM + 512GB) 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 K90 Ultra's 20 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.
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Full Comparison
| Name | Oppo Find X8 5G (16GB RAM + 512GB) | Xiaomi Redmi K90 Ultra |
| General | ||
| Country of Origin | India | |
| Model | CPH2651 | 2604FRK1EC |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| SAR | 1.17 W/kg (Head) 0.75 W/kg (Body) | |
| Device Type | Smartphone | Smartphone |
| Release Date | October 24, 2024 | June 30, 2026 |
| In The Box | Handset, Charger, USB Data Cable, Sim Ejector Tool, Quick Guide, Safety Guide, Protective Case | |
| Design | ||
| Dimensions | 74.3 x 157.4 x 7.9 mm | 77.9 x 162.9 x 8.2 mm |
| Weight | 193 g | 227 g |
| Bezel less | Yes | |
| Colors | Space Black | Star Grey | Black, Blue, Silver |
| Display | ||
| Type | Color AMOLED Screen (1B Colors) | Color AMOLED Screen (68 B) |
| Touch | Yes, 240 Hz Touch Sampling Rate | Yes |
| Size | 6.59 inches, 1256 x 2760 pixels, 120 Hz | 6.83 inches, 1280 x 2772 pixels, 165 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 460 PPI | ~ 447 PPI |
| Screen to Body Ratio | ~ 90.3% | ~ 90.3% |
| Glass Type | Corning Gorilla Glass 7i | |
| Brightness | 9500 nits (peak) | |
| HDR Support | Yes, Dolby Vision | Yes, Dolby Vision, HDR Vivid, HDR10+ |
| Adaptive Refresh Rate | Yes | |
| Features | Dolby Vision, Normal brightness: 800nits (Typical), HBM: 1600nits (Typical), Peak brightness: 4500nits (Typical, 1%APL), Nature mode: 100% DCI-P3, Pro mode: 100% DCI-P3, Vivid mode: 100% DCI-P3 | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Memory | ||
| RAM | 16 GB | 12 GB |
| Storage | 512 GB | 256 GB |
| Storage Type | UFS 4 | UFS 4.1 |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | SA: n1/2/3/5/7/8/20/28/38/40/41/48/66*/77/78/79, NSA: n1/3/5/7/8/20/28/38/40/41/66*/77/78/79 | |
| VoLTE | Yes | Yes, Dual Stand-By |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 802.11 a/b/g/n/ac/6e/7 | Wi-Fi 7 |
| Bluetooth | Yes, v5.4, A2DP, LE, aptX HD | Yes, v5.4, A2DP, LE, aptX HD |
| USB | Yes, USB-C v2.0 | Yes, USB-C |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| IR Blaster | Yes | Yes |
| Extra | ||
| GPS | Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS | with GPS, Galileo, GLONASS, Beidou, NAVIC |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass, Color Spectrum | Accelerometer, Proximity, Gyro, Compass |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| Water Resistance | Yes, 1.5 m upto 30 min | Yes, 1.5 m upto 30 min |
| IP Rating | IP68 | IP68 |
| Dust Resistant | Yes | Yes |
| Extra Features | Oppo AI (AI Mobile) | |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) 24mm (wide), PDAF, OIS 50 MP ƒ/2.6 (periscope telephoto) 73mm (periscope telephoto), 3x optical zoom, PDAF, OIS 50 MP ƒ/2 (Ultra Wide) 15mm, 120˚ (ultrawide), PDAF | 50 MP ƒ/1.7 (Wide Angle) 24mm (wide), 1/1.55", 1.0µm, PDAF, OIS 8 MP ƒ/2.2 (Ultra Wide) 15mm (ultrawide), 1/4.0", 1.12µm |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Laser AF, Hasselblad Color Calibration, Photo, Video, Portrait, Night, Panorama, Cinematic, Slo-mo, Long exposure, Dual-view video, Time-lapse, Sticker, DOC SCANNER, XPAN, HI-RES, Master | Color Spectrum Sensor, HDR, Panorama |
| Video Recording | 4K @ 60 fps UHD, 1080p @ 60 fps FHD | 8K @ 30 fps UHD, 4K @ 60 fps UHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 32 MP ƒ/2.4 (Wide Angle) Punch Hole | 20 MP (Wide Angle) Punch Hole, Autofocus, Screen Flash |
| Front Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v15 | Android v16 |
| Custom UI | ColorOS 15 | HyperOS 3 |
| Chipset | Mediatek Dimensity 9400 | Qualcomm Snapdragon 8 Elite |
| CPU | 3.63 GHz, Octa Core Processor | 4.32 GHz, Octa Core Processor |
| Core Details | 1xCortex-X925@3.63 GHz & 3xCortex-X4@3.3 GHz & 4xCortex-A720@2.4 GHz | 2x Prime Core@4.32 GHz & 6x Performance Core@3.53 GHz |
| GPU | Immortalis-G925 | Adreno 830 (1200 MHz) |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | MP3, FLAC, APE, AAC, OGG, WAV, WMA, AMR, AWB |
| Video | Yes | MP4, MKV, AVI, WMV, WEBM, 3GP, ASF playback |
| FM Radio | No | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5630 mAh, Silicon-Carbon Battery | 8550 mAh, Li-Po Battery |
| Fast Charging | Yes, 80W Fast Charging | Yes, 100W Fast Charging |
| Wireless Charging | Yes, 50W Magnetic Wireless Charging | |
| Reverse Charging | Yes | Yes, 22.5W reverse wired |