Oppo Find X9 Ultra vs Xiaomi Redmi 15C
Oppo
Find X9 Ultra
Xiaomi
Redmi 15C
At a glance
- Brand
- Oppo
- Xiaomi
- Release date
- April 2026, 2 months ago
- September 2025, 9 months ago
- AnTuTu
- 4.107.882 Antutu v11 Overall performance better than 99% of devices
- 262.000 Antutu v10 Overall performance better than 60% of devices
Display
- Size
- 6.87"
- 6.9"
- Resolution
- 1440 x 3120 px WQHD+
- 720 x 1600 px HD+
- Type
- AMOLED
- LCD IPS
- Density
- 500 ppi Very high density
- 260 ppi Medium Density
- Aspect ratio
- 20:9
- 21:9
- Features
- Hole-punch Notch, 2160 Hz PWM, 1-144 Hz refresh rate, Refresh rate 144 Hz, Variable refresh rate VRR, Max brightness HBM - 800 cd/m², Peak brightness - 1800 cd/m², 8000000:1 contrast ratio, HDR10+, DCI-P3, DC dimming, 10 Bits panel, Dolby Vision, Scratch resistant, Armor glass, Capacitive, Multi-touch, Frameless, LTPO (Low Temperature PolySilicon oxide)
- Water Drop Notch, TÜV Rheinland Flicker-free Certified, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Brightnes 600 cd/m² (typ), Brightnes 450 cd/m² (typ), Brightnes 800 cd/m² (typ), 1500:1 contrast ratio, 1200:1 contrast ratio, TÜV Rheinland Eye Comfort Certification, DC dimming, 70% NTSC, Scratch resistant, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless
Performance
- Chipset
- Qualcomm Snapdragon 8 Elite Gen 5
- MediaTek Helio G81 Ultra
- CPU
- 2x4.61 GHz ARM + 6x3.63 GHz ARM
- 2x Cortex A75 2.0 GHz + 6x Cortex A55 1.8 GHz
- CPU type
- Octa-Core
- Octa-Core
- Process
- 3 nm
- 12 nm
- Frequency
- 4.61 GHz
- 2 GHz
- GPU
- Adreno 840 1.2 GHz
- Mali-G52 MC2
- RAM
- 12 GB
- 4 GB
- RAM type
- RAM LPDDR5X
- LPDDR4X RAM
- 64-bit
- Yes
- Yes
Rear camera
- Resolution
- 200 Mpx
- 50 Mpx
- Aperture
- ƒ/ 1.5
- ƒ/ 1.8
- Sensor
- Sony LYT-901
- Samsung S5KJNS
- Pixel size
- 0.70 µm
- 0.64 µm
- Sensor size
- 1/1.12"
- 1/2.76"
- Flash
- LED
- LED
- Optical stabilization
- Yes
- No
- Slow motion
- Yes, 960 fps
- Yes, 120 fps
- Features
- Flicker sensor, Night Mode 2.0, Noise reduction, Time-Lapse, 4K Video, 8K Video, Digital zoom, Optical zoom, Quadruple camera, Digital image stabilization, Optical Stabilization (OIS), Ultra stable video, Gimbal, Autofocus, Touch focus, Continuous autofocus, Manual focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, Night Mode
- Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, Geotagging, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer
Front camera
- Resolution
- 50 Mpx
- 13 Mpx
- Aperture
- Unknow
- ƒ/ 2.0
- Sensor
- —
- Smartsens SC1320CS
- Pixel size
- —
- 1.12 µm
Battery
- Capacity
- 7050 mAh
- 6000 mAh
- Type
- Si-Carbon Li-Ion
- Li-Polymer
- Fast charge
- Yes , 100.0W
- Yes , 33.0W
- Wireless charging
- 50W wireless fast charging
- —
- Charge cycles
- 1200 cycles
- 1000 cycles
- Runtime
- ~ 72h
- ~ 70h
- Features
- Bypass Charging, Wireless charging, Reverse charging, Non-removable
- Non-removable
Storage
- Capacity
- 512 GB
- 128 GB
- Type
- UFS Storage 4.1
- eMMC 5.1 Storage
- SD slot
- No
- Yes , Independent SD slot
Body
- Dimensions
- 77.0 mm 163.2 mm 8.7 mm Print 3D Model
- 79.5 mm 171.6 mm 8.0 mm Print 3D Model
- Weight
- 235 g
- 205 g
- Materials
- Glass , Faux leather , Aluminium
- Plastic , Glass
- Colors
- Black Orange
- Black Blue Purple Green Orange
- Water/dust resistance
- IP68, IP69
- IP64
- Drop resistance
- Class A B C D E 180 drops without defects
- Class A B C D E 270 drops without defects
- Repairability
- Class A B C D E
- Class A B C D E
- Usable surface
- 92 %
- 84 %
Software
- Operating system
- Android 16 ColorOS 16 (Android 16)
- Android 16 HyperOS 3.X (Android 16)
- Google services
- With Google Mobile Services
- With Google Mobile Services
- Updates
- —
- OS updates: 5 years
Connectivity
- SIM
- Dual SIM Dual Standby (Nano SIM + Nano SIM / eSIM)
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Bluetooth
- Bluetooth 6.0 LELow energy consumption
- Bluetooth 5.4 LELow energy consumption
- Bluetooth profiles
- A2DP (Advanced Audio Distribution Profile), LE (Low Energy), APT-x, LDAC, SBC, AAC
- A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), HID (Human Interface Profile), LE (Low Energy), LDAC, SBC, AAC
- Wi-Fi
- 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax) , WiFi 6E , WiFi 7 (802.11be)
- 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
- Wi-Fi features
- Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Wi-Fi MiMO
- Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
- USB
- USB Type-C
- USB Type-C
- USB features
- Charging, OTG
- Charging, OTG
- Navigation
- GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), QZSS (L1 + L5)
- GPS, A-GPS, GLONASS, Beidou, Galileo
Networks
- 5G
- n1 (2100), n2 (1900 PCS), n3 (1800), n5 (850), n7 (2600), n8 (900), n12 (700), n20 (800), n25 (1900), n26 (850), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n48 (3500), n66 (1700), n77 (3700), n78 (3500), n79 (4700)
- —
- 4G LTE
- B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B17 (700), B18 (800), B19 (800), B20 (800), B25 (1900+), B26 (850), B28b (700), B28a (700), B32 (1500), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B48 (TDD 3600), B66 (1700/2100), B71 (600)
- B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
- 3G
- B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
- B1 (2100), B5 (850), B8 (900)
- 2G
- B3 (1800), B5 (850), B8 (900)
- B2 (1900), B3 (1800), B5 (850), B8 (900)
Sensors & security
- Fingerprint
- Yes, in screen
- Yes, on the side
- Accelerometer
- Yes
- Yes
- Gyroscope
- Yes
- —
- Proximity
- Yes
- —
- Light sensor
- Yes
- Yes
- Cooling system
- Yes
- No
- Audio
- Dolby Atmos, Hi-Res Audio, Stereo Speakers
- Noise cancellation microphone
