nubia Z80 Ultra vs Xiaomi Redmi Note 15 4G

nubia
Z80 Ultra

Xiaomi
Redmi Note 15 4G
At a glance
- Brand
- Nubia
- Xiaomi
- Release date
- October 2025, 8 months ago
- December 2025, 6 months ago
- AnTuTu
- 4.027.702 Antutu v11 Overall performance better than 99% of devices
- 550.000 Antutu v10 Overall performance better than 74% of devices
- Launch price
- —
- € 199.99 ($ 234.14)
Display
- Size
- 6.85"
- 6.77"
- Resolution
- 1216 x 2668 px QHD
- 1080 x 2392 px FHD+
- Type
- AMOLED BOE X10
- AMOLED
- Density
- 428 ppi Very high density
- 388 ppi High Density
- Aspect ratio
- 20:9
- 20:9
- Features
- Without Notch, SGS Certified, Delta-E, 2592 PWM, Refresh rate 144 Hz, Peak brightness - 2000 cd/m², DCI-P3, DC dimming, 10 Bits panel, Scratch resistant, 3D curved glass screen, Capacitive, Multi-touch, Frameless
- Hole-punch Notch, SGS Certified, TUV Rheinland Low Blue Light, TÜV Rheinland Flicker-free Certified, 3840 Hz PWM, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Peak brightness - 3200 cd/m², 5000000:1 contrast ratio, TÜV Rheinland Eye Comfort Certification, HDR10+, DCI-P3, Scratch resistant, Corning Gorilla Glass, Dragontrail Pro glass, Capacitive, Multi-touch, Frameless
Performance
- Chipset
- Qualcomm Snapdragon 8 Elite Gen 5
- MediaTek Helio G100
- CPU
- 2x4.61 GHz ARM + 6x3.63 GHz ARM
- 2x2.2GHz Cortex A76 + 6x2GHz Cortex A55
- CPU type
- Octa-Core
- Octa-Core
- Process
- 3 nm
- 6 nm
- Frequency
- 4.61 GHz
- 2.2 GHz
- GPU
- Adreno 840 1.2 GHz
- Arm Mali-G57 MC2
- RAM
- 16 GB
- 6 GB
- RAM type
- RAM LPDDR5X
- LPDDR4X RAM
- 64-bit
- Yes
- Yes
Rear camera
- Resolution
- 50 Mpx
- 108 Mpx
- Aperture
- ƒ/ 1.6-4.0
- ƒ/ 1.7
- Sensor
- Omnivision OV990 Light and Shadow Master
- Samsung
- Pixel size
- 1.20 µm
- —
- Sensor size
- 1/1.3"
- —
- Flash
- Dual LED
- LED
- Optical stabilization
- Yes
- No
- Slow motion
- Yes, 240 fps
- Yes, 120 fps
- Features
- 4K Video, 8K Video, Digital zoom, Optical zoom, Triple camera, Digital image stabilization, Optical Stabilization (OIS), Autofocus, Touch focus, Continuous autofocus, Manual focus, Laser autofocus (LAF), Under display camera, 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, Ultra stable video, Autofocus, Touch focus, Manual focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, Front Flash, Night Mode
Front camera
- Resolution
- 16 Mpx
- 20 Mpx
- Aperture
- ƒ/ 2.0
- ƒ/ 2.2
- Sensor
- Omnivision OV16E1Q
- —
- Pixel size
- 1.12 µm
- —
Battery
- Capacity
- 7200 mAh
- 6000 mAh
- Type
- Si-Carbon Li-Ion
- Li-Polymer
- Fast charge
- Yes , 90.0W
- Yes , 33.0W
- Wireless charging
- Wireless charging 80w, Reverse charging 22.5W
- —
- Charge cycles
- 1000 cycles
- 1000 cycles
- Runtime
- ~ 91h
- ~ 55h
- Features
- Wireless charging, Reverse charging, Non-removable
- Reverse charging, Non-removable
Storage
- Capacity
- 512 GB
- 128 GB
- Type
- UFS Storage 4.1
- UFS Storage 2.2
- SD slot
- No
- Yes , Slot for SD or second SIM card
Body
- Dimensions
- 77.1 mm 164.3 mm 8.6 mm Print 3D Model
- 75.4 mm 164.0 mm 7.9 mm Print 3D Model
- Weight
- 225 g
- 184 g
- Materials
- Aluminium alloy , Glass
- Plastic
- Colors
- Black White Blue Silver
- Black Blue Purple Green
- Water/dust resistance
- IP68, IP69
- IP64 , Splash resistant
- Drop resistance
- Class A B C D E 270 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
- 91 %
- 89 %
Software
- Operating system
- Android 16 Android 16
- Android 15 HyperOS 2.X (Android 15)
- Updates
- OS updates: 3 years, Security updates: 3 years
- OS updates: 5 years
- Google services
- With Google Mobile Services
- With Google Mobile Services
Connectivity
- SIM
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Bluetooth
- Bluetooth 6.0 LELow energy consumption
- Bluetooth 5.1 LELow energy consumption
- Bluetooth profiles
- A2DP (Advanced Audio Distribution Profile), LE (Low Energy), LDAC, SBC, AAC
- A2DP (Advanced Audio Distribution Profile), LE (Low Energy), LDAC, AAC
- Wi-Fi
- 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax) , 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
- Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Wi-Fi MiMO
- USB
- USB Type-C
- USB Type-C
- USB features
- Charging, OTG
- Charging, OTG
- Navigation
- A-GPS, GLONASS, Beidou, QZSS, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5)
- GPS, A-GPS, GLONASS, Beidou, Galileo, GPS (L1+L5), BeiDou (B1)
Networks
- 5G
- n1 (2100), n2 (1900 PCS), n3 (1800), n5 (850), n7 (2600), n8 (900), n20 (800), n25 (1900), n26 (850), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n66 (1700), n77 (3700), n78 (3500)
- —
- 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), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B66 (1700/2100)
- 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
- B2 (1900), B3 (1800), B5 (850), B8 (900)
- B2 (1900), B3 (1800), B5 (850), B8 (900)
Sensors & security
- Fingerprint
- Yes, in screen
- Yes, in screen
- Accelerometer
- Yes
- Yes
- Gyroscope
- Yes
- —
- Proximity
- Yes
- —
- Light sensor
- Yes
- Yes
- Cooling system
- Yes
- Yes
- Audio
- DTS / DTS X, Stereo Speakers, 5 microphones
- Dolby Atmos, Hi-Res Audio, Stereo Speakers
















