Xiaomi Redmi K90 Ultra vs Oppo Find X8 5G (16GB RAM + 512GB)
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Overview
| Specs Score | 81 / 100 | 84 / 100 Better Specs |
| Display Resolution | 1280 x 2772 pixels Better Resolution | 1256 x 2760 pixels |
| RAM | 12 GB | 16 GB More RAM |
| Storage | 256 GB | 512 GB More Storage |
| CPU Clock Speed | 4.32 GHz Faster Clock Speed | 3.63 GHz |
| Front Camera | 20 MP | 32 MP Better Front Camera Resolution |
| Weight | 227 g | 193 g Lighter |
| Battery | 8550 mAh Bigger Battery | 5630 mAh |
| Unique Features | No | Wireless Charging |
General
| Country of Origin | India | |
| Model | 2604FRK1EC | CPH2651 |
| 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 | June 30, 2026 | October 24, 2024 |
| In The Box | Handset, Charger, USB Data Cable, Sim Ejector Tool, Quick Guide, Safety Guide, Protective Case |
Design
| Dimensions | 77.9 x 162.9 x 8.2 mm | 74.3 x 157.4 x 7.9 mm |
| Weight | 227 g | 193 g |
| Bezel less | Yes | |
| Colors | Black, Blue, Silver | Space Black | Star Grey |
Display
| Type | Color AMOLED Screen (68 B) | Color AMOLED Screen (1B Colors) |
| Touch | Yes | Yes, 240 Hz Touch Sampling Rate |
| Size | 6.83 inches, 1280 x 2772 pixels, 165 Hz | 6.59 inches, 1256 x 2760 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 447 PPI | ~ 460 PPI |
| Screen to Body Ratio | ~ 90.3% | ~ 90.3% |
| Glass Type | Corning Gorilla Glass 7i | |
| Brightness | 9500 nits (peak) | |
| HDR Support | Yes, Dolby Vision, HDR Vivid, HDR10+ | Yes, Dolby Vision |
| 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 | 12 GB | 16 GB |
| Storage | 256 GB | 512 GB |
| Storage Type | UFS 4.1 | UFS 4 |
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, Dual Stand-By | Yes |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 7 | Wi-Fi 802.11 a/b/g/n/ac/6e/7 |
| Bluetooth | Yes, v5.4, A2DP, LE, aptX HD | Yes, v5.4, A2DP, LE, aptX HD |
| USB | Yes, USB-C | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| IR Blaster | Yes | Yes |
Extra
| GPS | with GPS, Galileo, GLONASS, Beidou, NAVIC | Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Proximity, Gyro, Compass | Accelerometer, Gyro, Proximity, Compass, Color Spectrum |
| 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/1.7 (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 | 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 |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Color Spectrum Sensor, HDR, Panorama | 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 |
| Video Recording | 8K @ 30 fps UHD, 4K @ 60 fps UHD | 4K @ 60 fps UHD, 1080p @ 60 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 20 MP (Wide Angle) Punch Hole, Autofocus, Screen Flash | 32 MP ƒ/2.4 (Wide Angle) Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 4K @ 30 fps UHD, 1080p @ 30 fps FHD |
| Front Camera Features | HDR, panorama | Photo, Video, Portrait, Night, Panorama, Dual-view video, Time-lapse, Sticker |
Technical
| OS | Android v16 | Android v15 |
| Custom UI | HyperOS 3 | ColorOS 15 |
| Chipset | Qualcomm Snapdragon 8 Elite | Mediatek Dimensity 9400 |
| CPU | 4.32 GHz, Octa Core Processor | 3.63 GHz, Octa Core Processor |
| Core Details | 2x Prime Core@4.32 GHz & 6x Performance Core@3.53 GHz | 1xCortex-X925@3.63 GHz & 3xCortex-X4@3.3 GHz & 4xCortex-A720@2.4 GHz |
| GPU | Adreno 830 (1200 MHz) | Immortalis-G925 |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | MP3, FLAC, APE, AAC, OGG, WAV, WMA, AMR, AWB | Yes |
| Video | MP4, MKV, AVI, WMV, WEBM, 3GP, ASF playback | Yes |
| FM Radio | No | No |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 8550 mAh, Li-Po Battery | 5630 mAh, Silicon-Carbon Battery |
| Fast Charging | Yes, 100W Fast Charging | Yes, 80W Fast Charging |
| Wireless Charging | Yes, 50W Magnetic Wireless Charging | |
| Reverse Charging | Yes, 22.5W reverse wired | Yes |
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