Unihertz 8849 Tank 4 vs Xiaomi Redmi K90
Unihertz
8849 Tank 4
Xiaomi
Redmi K90
En bref
- Marque
- Unihertz
- Xiaomi
- Date de sortie
- octobre 2025, il y a 8 mois
- octobre 2025, il y a 8 mois
- AnTuTu
- 711.190 Antutu v10 Overall performance better than 78% of devices
- 2.920.000 Antutu v10 Overall performance better than 97% of devices
- Prix de lancement
- —
- CN¥ 2,599.00 ($ 380.18)
Écran
- Taille
- 6.78"
- 6.59"
- Résolution
- 1200 x 2650 px QHD
- 1156 x 2510 px FHD+
- Type
- AMOLED
- Oled
- Densité
- 429 ppi Very high density
- 419 ppi Very high density
- Rapport d’aspect
- 21:9
- 19.5:9
- Fonctions
- Hole-punch Notch, Youji Glass - 1.1 mm, Refresh rate 120 Hz, Scratch resistant, Capacitive, Multi-touch, In-cell
- 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)
Performances
- Chipset
- MediaTek Dimensity 7300 Ultra
- Qualcomm Snapdragon 8 Elite Extreme Edition
- CPU
- 4xCortex A78 2.5GHz + 4xCortex A55 2.0GHz
- 2x4.47 GHz Oryon V2 Phoenix L+ 6x3.53 GHz Oryon V2 Phoenix M
- Type de CPU
- Octa-Core
- Octa-Core
- Gravure
- 4 nm
- 3 nm
- Fréquence
- 2.5 GHz
- 4.47 GHz
- GPU
- Mali-G615 MC2
- Adreno 830
- RAM
- 12 GB
- 12 GB
- Type de RAM
- RAM LPDDR5X
- RAM LPDDR5X
- 64 bits
- Yes
- Yes
Caméra arrière
- Résolution
- 50 Mpx
- 50 Mpx
- Ouverture
- ƒ/ 1.88
- ƒ/ 1.88
- Capteur
- Samsung GN1
- Omnivision OV50 Light Fusion 800
- Taille de pixel
- 1.00 µm
- 1.00 µm
- Taille du capteur
- 1/1.31"
- 1/1.55"
- Flash
- Dual LED
- LED
- Stabilisation optique
- No
- Yes
- Ralenti
- No, 30 fps
- Yes, 240 fps
- Fonctions
- Digital zoom, Triple camera, Digital image stabilization, 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, Night Vision
- 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
Caméra frontale
- Résolution
- 32 Mpx
- 20 Mpx
- Ouverture
- ƒ/ 2.25
- ƒ/ 2.0
- Capteur
- Samsung S5KGD1
- Omnivision OV20B
- Taille de pixel
- 0.80 µm
- 0.80 µm
Batterie
- Capacité
- 11600 mAh
- 7100 mAh
- Type
- Li-Polymer
- Li-Ion
- Charge rapide
- Yes , 66.0W
- Yes , 100.0W
- Cycles de charge
- 1000 cycles
- —
- Autonomie
- ~ 105h
- —
- Fonctions
- Non-removable
- Reverse charging, Non-removable
- Charge sans fil
- —
- 22.5W Reverse wire charging
Stockage
- Capacité
- 512 GB
- 256 GB
- Type
- UFS Storage 4.0
- UFS Storage 4.1
- Emplacement SD
- Yes , Independent SD slot
- No
Corps
- Dimensions
- 85.4 mm 174.3 mm 23.9 mm Print 3D Model
- 75.2 mm 157.5 mm 8.0 mm Print 3D Model
- Poids
- 538 g
- 206 g
- Matériaux
- Polycarbonate
- Aluminium alloy , Glass
- Couleurs
- Black
- Black White Blue Violet
- Résistance eau/poussière
- IP68, MIL-STD-810H
- IP68, IP69
- Résistance aux chutes
- Class A B C D E 90 drops without defects
- —
- Réparabilité
- Class A B C D E
- —
- Surface utile
- 75 %
- 89 %
Logiciel
- Système d’exploitation
- Android 15 Android 15
- Android 15 HyperOS 3.X (Android 15)
- Services Google
- With Google Mobile Services
- Without Google Mobile services
Connectivité
- SIM
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Bluetooth
- Bluetooth 5.3 LELow energy consumption
- Bluetooth 5.4 LELow energy consumption
- Profils Bluetooth
- A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), HS
- 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)
- Fonctions Wi-Fi
- 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
- Fonctions USB
- Charging, OTG
- Charging, OTG
- Navigation
- GPS, A-GPS, GLONASS, Beidou, Galileo
- GPS, A-GPS, GLONASS, Beidou, QZSS, GPS (L1+L5), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5)
Réseaux
- 5G
- n1 (2100), n2 (1900 PCS), n3 (1800), n5 (850), n7 (2600), n8 (900), n12 (700), n20 (800), n25 (1900), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n66 (1700), n77 (3700), n78 (3500)
- 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)
- 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)
Capteurs et sécurité
- Empreinte digitale
- Yes, on the side
- Yes, in screen
- Accéléromètre
- Yes
- Yes
- Gyroscope
- Yes
- Yes
- Proximité
- Yes
- —
- Capteur de lumière
- Yes
- Yes
- Baromètre
- Yes
- —
- Boussole
- Yes
- —
- Système de refroidissement
- No
- Yes
- Audio
- Noise cancellation microphone, 2 microphones
- Dolby Atmos, Noise cancellation microphone, Stereo Speakers, 3 microphones
