Cubot J20 vs Xiaomi 13 Ultra

At a glance

Brand: Cubot; Xiaomi
Release date: July 2023, 2 years 10 months ago; April 2023, 3 years 1 months ago
AnTuTu: 46.800 Antutu v9 Overall performance better than 49% of devices; 1.751.181 Antutu v11 Overall performance better than 91% of devices

Size: 4"; 6.73"
Resolution: 480 x 854 px LowRes; 1440 x 3200 px WQHD+
Type: LCD; AMOLED
Density: 245 ppi Medium Density; 521 ppi Very high density
Aspect ratio: 16:9; 20:9
Features: Without Notch, Capacitive, Multi-touch; Hole-punch Notch, 1920 Hz PWM, Refresh rate 120 Hz, Variable refresh rate 1 Hz, Touch sampling rate 240 Hz, Peak brightness - 2600 cd/m², HDR10+, 12 Bits panel (10-bit +2-bit FRC), Dolby Vision, Scratch resistant, Dual Edge display, Corning Gorilla Glass Victus 2, Capacitive, Multi-touch, Frameless, LTPO (Low Temperature PolySilicon oxide)

Chipset: MediaTek MT6739WA; Qualcomm Snapdragon 8 Gen2
CPU: 4x Cortex A53 1.3 GHz; 1x3.2GHz Cortex X3 + 2x2.8 GHz Cortex A715 + 2x2.8 GHz Cortex A710 + 3x2.02 GHz Cortex A510
CPU type: Quad-Core; Octa-Core
Process: 28 nm; 4 nm
Frequency: 1.3 GHz; 3.2 GHz
GPU: PowerVR GE8100; Qualcomm Adreno 740
RAM: 2 GB; 12 GB
64-bit: Yes; Yes
RAM type: —; RAM LPDDR5X

Resolution: 5 Mpx; 50 Mpx
Aperture: Unknow; ƒ/ 1.9
Flash: LED; Dual LED
Optical stabilization: No; Yes
Slow motion: No, 30 fps; Yes, 1920 fps
Features: Autofocus, Touch focus, Geotagging, HDR, Face detection, Self-timer; Tracking AF, Flicker sensor, Noise reduction, Time-Lapse, 4K Video, 8K Video, Digital zoom, Optical zoom, Quadruple camera, Digital image stabilization, Optical Stabilization (OIS), Ultra stable video, Autofocus, Touch focus, Continuous autofocus, Manual focus, Phase detection autofocus (PDAF), Laser autofocus (LAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Night Mode, RAW 14 bits
Sensor: —; Sony IMX989
Pixel size: —; 1.60 µm
Sensor size: —; 1"

Capacity: 2350 mAh; 5000 mAh
Type: Li-Polymer; Li-Polymer
Fast charge: Yes , 5.0W; Yes , 90.0W
Features: Removable; Wireless charging, Reverse charging, Non-removable
Wireless charging: —; 50W wireless charge, 10W wireless reverse charge, Surging P2 smart fast charging chip, Surging G1 battery management chip

Dimensions: 65.0 mm 138.0 mm 10.8 mm Print 3D Model; 74.6 mm 163.2 mm 9.1 mm Print 3D Model
Weight: 143 g; 227 g
Materials: Plastic; Aluminium alloy , Faux leather
Colors: Black Green; Black Green
Usable surface: 49 %; 89 %
Water/dust resistance: —; IP68

Operating system: Android 12 Snow Cone Android 12 Go edition; Android 14 Upside-down cake MIUI 14 (Android 14)
Google services: With Google Mobile Services; With Google Mobile Services
Updates: —; OS updates: 4 years, Security updates: 5 years

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 4.2; Bluetooth 5.3 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile); A2DP (Advanced Audio Distribution Profile), LE (Low Energy), APT-x, LDAC, SBC, AAC
Wi-Fi: 802.11b , 802.11g , 802.11n; 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax)
Wi-Fi features: Wi-Fi Hotspot; Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Wi-Fi MiMO
USB features: Charging, OTG; Charging, OTG
Navigation: GPS, A-GPS; A-GPS, GLONASS, Beidou, QZSS, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5)
USB: —; USB Type-C

4G LTE: B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B19 (800), B20 (800), B40 (TDD 2300); B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B18 (800), B19 (800), B20 (800), B26 (850), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B66 (1700/2100)
3G: B1 (2100), B8 (900); B1 (2100), B2 (1900), 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), n20 (800), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n77 (3700), n78 (3500), n79 (4700)