Ulefone Armor 18 vs Xiaomi Redmi K90
Ulefone
Armor 18
Xiaomi
Redmi K90
At a glance
- Brand
- Ulefone
- Xiaomi
- Release date
- January 2023, 3 years 6 months ago
- October 2025, 9 months ago
- AnTuTu
- 426.700 Antutu v10 Overall performance better than 69% of devices
- 2.920.000 Antutu v10 Overall performance better than 97% of devices
- Launch price
- —
- CN¥ 2,599.00 ($ 380.18)
Display
- Size
- 6.58"
- 6.59"
- Resolution
- 1080 x 2408 px FHD+
- 1156 x 2510 px FHD+
- Type
- LCD IPS
- Oled
- Density
- 401 ppi Very high density
- 419 ppi Very high density
- Aspect ratio
- 20:9
- 19.5:9
- Features
- Water Drop Notch, Refresh rate 120 Hz, Touch sampling rate 240 Hz, LED Notifications, Scratch resistant, Corning Gorilla Glass 5, Capacitive, Multi-touch, Oleophobic coating
- Hole-punch Notch, 1-120 Hz refresh rate, TUV Rheinland Low Blue Light, TÜV Rheinland Flicker-free Certified, TÜV Rheinland Full Care Display 3.0 Cer, Refresh rate 120 Hz, Touch sampling rate 480 Hz, Peak brightness - 3500 cd/m², Always-On Display, TÜV Rheinland Eye Comfort Certification, HDR10+, DCI-P3, DC dimming, sRGB standard, 12 Bits panel (10-bit +2-bit FRC), Dolby Vision, Scratch resistant, Capacitive, Multi-touch, Frameless, LTPO (Low Temperature PolySilicon oxide)
Performance
- Chipset
- MediaTek Dimensity 900 (MT6877)
- Qualcomm Snapdragon 8 Elite Extreme Edition
- CPU
- 2x Cortex A78 2.4 GHz + 6x Cortex A55 2.0 GHz
- 2x4.47 GHz Oryon V2 Phoenix L+ 6x3.53 GHz Oryon V2 Phoenix M
- CPU type
- Octa-Core
- Octa-Core
- Process
- 6 nm
- 3 nm
- Frequency
- 2.4 GHz
- 4.47 GHz
- GPU
- Mali-G68 MC4 4x cores
- Adreno 830
- RAM
- 12 GB
- 12 GB
- RAM type
- LPDDR4X RAM
- RAM LPDDR5X
- 64-bit
- Yes
- Yes
Rear camera
- Resolution
- 108 Mpx
- 50 Mpx
- Aperture
- Unknow
- ƒ/ 1.88
- Sensor
- Samsung S5KHM2
- Omnivision OV50 Light Fusion 800
- Pixel size
- 0.70 µm
- 1.00 µm
- Sensor size
- 1/1.52"
- 1/1.55"
- Flash
- Hexa Led
- LED
- Optical stabilization
- No
- Yes
- Slow motion
- No, 30 fps
- Yes, 240 fps
- Features
- Flicker sensor, 4K Video, Digital zoom, Triple camera, Autofocus, Touch focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer
- 4K Video, Digital zoom, Triple camera, Digital image stabilization, Optical Stabilization (OIS), Ultra stable video, Autofocus, Touch focus, Continuous autofocus, Manual focus, Phase detection autofocus (PDAF), Dual front camera, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, Night Mode
Front camera
- Resolution
- 32 Mpx
- 20 Mpx
- Aperture
- ƒ/ 2.0
- ƒ/ 2.0
- Sensor
- Samsung S5KGD1
- Omnivision OV20B
- Pixel size
- 0.80 µm
- 0.80 µm
Battery
- Capacity
- 9600 mAh
- 7100 mAh
- Type
- Li-Polymer
- Li-Ion
- Fast charge
- Yes , 66.0W
- Yes , 100.0W
- Wireless charging
- Wireless charging 15W
- 22.5W Reverse wire charging
- Features
- Wireless charging, Non-removable
- Reverse charging, Non-removable
Storage
- Capacity
- 256 GB
- 256 GB
- Type
- UFS Storage 2.1
- UFS Storage 4.1
- SD slot
- Yes , Slot for SD or second SIM card
- No
Body
- Dimensions
- 83.4 mm 175.2 mm 18.8 mm Print 3D Model
- 75.2 mm 157.5 mm 8.0 mm Print 3D Model
- Weight
- 409 g
- 206 g
- Materials
- Rugged Smartphone, Polycarbonate
- Aluminium alloy , Glass
- Colors
- Black
- Black White Blue Violet
- Water/dust resistance
- IP68, MIL-STD-810G , IP69
- IP68, IP69
- Usable surface
- 71 %
- 89 %
Software
- Operating system
- Android 12 Snow Cone Android 12
- Android 15 HyperOS 3.X (Android 15)
- Google services
- With Google Mobile Services
- Without Google Mobile services
Connectivity
- SIM
- Dual SIM Dual Standby (Micro 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), 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, WiFi 6 (802.11ax)
- 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, GPS (L1+L5)
- GPS, A-GPS, GLONASS, Beidou, QZSS, GPS (L1+L5), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5)
Networks
- 5G
- n1 (2100), n2 (1900 PCS), n3 (1800), n5 (850), n7 (2600), n8 (900), n20 (800), n25 (1900), n28b (700), n28a (700), n38 (2600), n41 (2500), n66 (1700), n71 (600), n77 (3700), n78 (3500), n79 (4700)
- n1 (2100), n3 (1800), n5 (850), n7 (2600), n8 (900), n28a (700), n38 (2600), n40 (2300), n41 (2500), n48 (3500), 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), B13 (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), B66 (1700/2100), B71 (600)
- B1 (2100), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B19 (800), 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), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
- B1 (2100), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
- 2G
- CDMA BC0 (800), CDMA BC1 (1900), B2 (1900), B3 (1800), B5 (850), B8 (900)
- B3 (1800), B5 (850), B8 (900)
Sensors & security
- Fingerprint
- Yes, on the side
- Yes, in screen
- Accelerometer
- Yes
- Yes
- Gyroscope
- Yes
- Yes
- Proximity
- Yes
- —
- Light sensor
- Yes
- Yes
- Barometer
- Yes
- —
- Compass
- Yes
- —
- Cooling system
- No
- Yes
- Audio
- —
- Dolby Atmos, Noise cancellation microphone, Stereo Speakers, 3 microphones
