Ulefone Note 21 vs Xiaomi Redmi K80
Ulefone
Note 21
Xiaomi
Redmi K80
At a glance
- Brand
- Ulefone
- Xiaomi
- Release date
- January 2025, 1 years 5 months ago
- November 2024, 1 years 7 months ago
- AnTuTu
- 251.000 Antutu v10 Overall performance better than 59% of devices
- 2.343.515 Antutu v11 Overall performance better than 95% of devices
- Launch price
- —
- CN¥ 2,499.00 ($ 365.45)
Display
- Size
- 6.56"
- 6.67"
- Resolution
- 720 x 1612 px HD+
- 1440 x 3200 px WQHD+
- Type
- LCD IPS
- Oled TCL M9
- Density
- 269 ppi Medium Density
- 526 ppi Very high density
- Aspect ratio
- 20:9
- 20:9
- Features
- Water Drop Notch, Refresh rate 90 Hz, Brightnes 450 cd/m² (typ), 2.5D curved glass screen, Capacitive, Multi-touch, Frameless
- Hole-punch Notch, SGS Certified, Refresh rate 120 Hz, Touch sampling rate 480 Hz, Max brightness HBM - 1800 cd/m², Peak brightness - 3200 cd/m², 5000000:1 contrast ratio, TÜV Rheinland Eye Comfort Certification, HDR10+, DCI-P3, DC dimming, 12 Bits panel (10-bit +2-bit FRC), Dolby Vision, Scratch resistant, Corning Gorilla Glass 7i, Capacitive, Multi-touch, Frameless
Performance
- Chipset
- Unisoc Tiger T606
- Qualcomm Snapdragon 8 Gen3
- CPU
- 2x1.6 GHz Cortex A75 + 6x1.6 GHz Cortex A55
- 1x3.3GHz Cortex X4 + 3x3.2 GHz Cortex A720 + 2x3.0 GHz Cortex A720 + 2x2.3 GHz Cortex A520
- CPU type
- Octa-Core
- Octa-Core
- Process
- 12 nm
- 4 nm
- Frequency
- 1.6 GHz
- 3.3 GHz
- GPU
- ARM Mali-G57
- Adreno 750
- RAM
- 4 GB
- 12 GB
- RAM type
- LPDDR4X RAM
- RAM LPDDR5X
- 64-bit
- Yes
- Yes
Rear camera
- Resolution
- 13 Mpx
- 50 Mpx
- Aperture
- ƒ/ 2.2
- ƒ/ 1.6
- Sensor
- Samsung S5K3L6
- Omnivision OV50 Light Fusion 800
- Pixel size
- 1.12 µm
- 1.00 µm
- Sensor size
- 1/3.1"
- 1/1.55"
- Flash
- LED
- Dual LED
- Optical stabilization
- No
- Yes
- Slow motion
- No, 30 fps
- Yes, 1920 fps
- Features
- Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, Continuous shooting, Geotagging, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer
- Flicker sensor, Noise reduction, 4K Video, 8K Video, Digital zoom, Optical zoom, Dual camera, Digital image stabilization, Optical Stabilization (OIS), Ultra stable video, 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
Front camera
- Resolution
- 8 Mpx
- 20 Mpx
- Aperture
- Unknow
- Unknow
- Sensor
- —
- Omnivision OV20B
- Pixel size
- —
- 0.80 µm
Battery
- Capacity
- 5000 mAh
- 6550 mAh
- Type
- Li-Polymer
- Li-Ion
- Fast charge
- Yes , 10.0W
- Yes , 90.0W
- Charge cycles
- 1000 cycles
- —
- Runtime
- ~ 47h
- —
- Features
- Non-removable
- Reverse charging, Non-removable
- Wireless charging
- —
- Xiaomi P3 fast charging chip, Xiaomi G1 battery management chip
Storage
- Capacity
- 128 GB
- 256 GB
- SD slot
- Yes , Slot for SD or second SIM card
- No
- Type
- —
- UFS Storage 4.0
Body
- Dimensions
- 75.2 mm 163.2 mm 9.2 mm Print 3D Model
- 75.0 mm 160.3 mm 8.1 mm Print 3D Model
- Weight
- 196 g
- 206 g
- Materials
- Plastic
- Polycarbonate , Aluminium alloy
- Colors
- Black Violet
- Black White Blue Yellow Green
- Drop resistance
- Class A B C D E 113 drops without defects
- —
- Repairability
- Class A B C D E
- —
- Usable surface
- 84 %
- 89 %
- Water/dust resistance
- —
- IP68
Software
- Operating system
- Android 14 Upside-down cake Android 14
- Android 15 HyperOS 2.X (Android 15)
- Google services
- With Google Mobile Services
- Without Google Mobile services
Connectivity
- SIM
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Bluetooth
- Bluetooth 5.0 LELow energy consumption
- Bluetooth 5.4 LELow energy consumption
- Bluetooth profiles
- A2DP (Advanced Audio Distribution Profile), HID (Human Interface Profile), LE (Low Energy)
- A2DP (Advanced Audio Distribution Profile), LE (Low Energy), APT-x, LDAC, SBC, AAC
- Wi-Fi
- 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
- 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax) , WiFi 7 (802.11be)
- Wi-Fi features
- Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
- 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
- GPS, A-GPS, GLONASS, Beidou, Galileo
- A-GPS, GLONASS, Beidou, QZSS, Galileo, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5)
Networks
- 4G LTE
- B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B17 (700), B19 (800), B20 (800), B26 (850), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)
- B1 (2100), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B18 (800), B19 (800), B26 (850), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B48 (TDD 3600), B66 (1700/2100)
- 3G
- B1 (2100), B2 (1900), B5 (850), B8 (900)
- B1 (2100), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
- 2G
- B2 (1900), B3 (1800), B5 (850), B8 (900)
- B3 (1800), B5 (850), B8 (900)
- 5G
- —
- n1 (2100), n3 (1800), n5 (850), n7 (2600), n8 (900), n26 (850), n28a (700), n38 (2600), n40 (2300), n41 (2500), n77 (3700), n78 (3500)
Sensors & security
- Fingerprint
- Yes, on the side
- Yes, in screen
- Accelerometer
- Yes
- Yes
- Proximity
- Yes
- Yes
- Light sensor
- Yes
- Yes
- Cooling system
- No
- Yes
- Gyroscope
- —
- Yes
- Audio
- —
- Dolby Atmos, Hi-Res Audio, Stereo Speakers
