Poco C81x vs Ulefone Note 21

概览

品牌: POCO; Ulefone
发布日期: 2026年4月, 2 个月前; 2025年1月, 1 年 5 个月前
AnTuTu: 308.681 Antutu v10 Overall performance better than 61% of devices; 251.000 Antutu v10 Overall performance better than 59% of devices

尺寸: 6.88"; 6.56"
分辨率: 720 x 1640 px HD+; 720 x 1612 px HD+
类型: LCD IPS; LCD IPS
像素密度: 260 ppi Medium Density; 269 ppi Medium Density
宽高比: 21:9; 20:9
特性: Water Drop Notch, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Brightnes 450 cd/m² (typ), 1500:1 contrast ratio, TÜV Rheinland Eye Comfort Certification, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless, In-cell; Water Drop Notch, Refresh rate 90 Hz, Brightnes 450 cd/m² (typ), 2.5D curved glass screen, Capacitive, Multi-touch, Frameless

芯片: Unisoc Tiger T615 (T7250); Unisoc Tiger T606
CPU: 2 x ARM Cortex A75 1.8Ghz + 6 x ARM Cortex A55 1.6Ghz; 2x1.6 GHz Cortex A75 + 6x1.6 GHz Cortex A55
CPU 类型: Octa-Core; Octa-Core
制程: 12 nm; 12 nm
频率: 1.8 GHz; 1.6 GHz
GPU: Mali-G57 MP1; ARM Mali-G57
RAM: 3 GB; 4 GB
RAM 类型: LPDDR4X RAM; LPDDR4X RAM
64 位: Yes; Yes

分辨率: 13 Mpx; 13 Mpx
光圈: ƒ/ 2.0; ƒ/ 2.2
闪光灯: LED; LED
光学防抖: No; No
慢动作: No, 30 fps; No, 30 fps
特性: Digital zoom, Dual camera, Autofocus, Touch focus, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer; 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
传感器: —; Samsung S5K3L6
像素尺寸: —; 1.12 µm
传感器尺寸: —; 1/3.1"

尺寸: 77.8 mm 171.8 mm 8.3 mm Print 3D Model; 75.2 mm 163.2 mm 9.2 mm Print 3D Model
重量: 193 g; 196 g
材质: Plastic; Plastic
颜色: Black Cyan; Black Violet
防水防尘: Splash resistant; —
可用面积: 84 %; 84 %
抗跌落: —; Class A B C D E 113 drops without defects
可维修性: —; Class A B C D E

操作系统: Android 15 HyperOS 2.X (Android 15); Android 14 Upside-down cake Android 14
更新: OS updates: 4 years, Security updates: 6 years; —
Google 服务: With Google Mobile Services; With Google Mobile Services

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.2; Bluetooth 5.0 LELow energy consumption
Bluetooth 配置文件: A2DP (Advanced Audio Distribution Profile); A2DP (Advanced Audio Distribution Profile), HID (Human Interface Profile), LE (Low Energy)
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11n , 802.11ac; 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
Wi-Fi 功能: Wi-Fi Hotspot; Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
USB: USB Type-C; USB Type-C
USB 功能: Charging, OTG; Charging, OTG
导航: GPS, A-GPS, GLONASS, Beidou, Galileo; GPS, A-GPS, GLONASS, Beidou, Galileo

4G LTE: B1 (2100), B3 (1800), B5 (850), B8 (900), B28b (700), B28a (700), B40 (TDD 2300), B41 (TDD 2500); 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)
3G: B1 (2100), B5 (850), B8 (900); B1 (2100), B2 (1900), B5 (850), B8 (900)
2G: B3 (1800), B5 (850), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)