Samsung Galaxy A51 5G vs POCO X3 Pro
| 手机规格 | 触控手机 | 触控手机 | 触控手机 | 触控手机 |
| 防水性和防尘性 |  | IP53 | IP52 | |
| 大小 | 158.90 x 73.60 x 8.70 mm | 165.30 x 76.80 x 9.40 mm | 163.00 x 76.00 x 7.99 mm | 165.20 x 75.20 x 8.30 mm |
| Weight | 187.00 g | 215.00 g | 190.00 g | 173.70 g |
| 显示屏尺寸 | 6.50" | 6.67" | 6.70" | 6.52" |
| Display | 彩色 / Super AMOLED 16M 颜色 1080 x 2340 px (6.50") 396 ppi | 彩色 / IPS TFT 16M 颜色 120 Hz 1080 x 2400 px (6.67") 395 ppi | 彩色 / OLED 1,07G 颜色 144 Hz 1080 x 2520 px (6.70") 409 ppi | 彩色 / IPS TFT 16M 颜色 60 Hz 720 x 1600 px (6.52") 269 ppi |
| 显示保护 |   | Corning Gorilla Glass Buy screen protector | Corning Gorilla Glass Buy screen protector | |
| 附加显示屏 | | | | |
| 辅助显示保护 | | | | |
| 标准电池 | Li-Ion 4500 mAhBuy powerbank | Li-Ion 5160 mAhBuy powerbank | Li-Ion 4500 mAhBuy powerbank | Li-Ion 3200 mAhBuy powerbank |
| 快速充电 | Fast Charging |  | TurboPower | |
| 无线充电 | | | | |
| 手机存储 | 128 GB | 128 GB, 256 GB | 256 GB | 32 GB, 64 GB |
| 随机存取存储 (RAM) | 6 GB, 8 GB | 6 GB, 8 GB | 12 GB | 2 GB |
| Memory cards | microSD, microSDHC, microSDXC 为 1000 GBBuy memory card | microSD, microSDHC, microSDXC 为 1000 GBBuy memory card | | microSD, microSDHC, microSDXC 为 128 GBBuy memory card |
| Operating system | Android 10 | Android 11 | Android 11 | Android 11 Go |
| 接口 | One UI 2.0 | MIUI 12 | - | - |
| 处理器 | - | Qualcomm Snapdragon 860 | Qualcomm Snapdragon 870 SM8250 | Unisoc SC9863A |
| Processor clock | 2200 MHz | 2960 MHz | 3200 MHz | 1600 MHz |
| GPU | - | Adreno 640 | Adreno 650 | IMG8322 @550 MHz |
| Touchscreen | | | | |
| 双SIM卡 | | | | |
| SIM卡标准 | SingleSIM(nanoSIM) | DualSIM(nanoSIM, nanoSIM) | DualSIM(nanoSIM, nanoSIM) | DualSIM(nanoSIM, nanoSIM) |
| 卡双模式 | nd | dual standby | dual standby | dual standby |
| 发行日期 | 第 2 季 2020 | 第 1 季 2021 | 第 3 季 2021 | 第 3 季 2021 |
| 手机其他名称 | SM-A516N | M2102J20SG | Sierra | - |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS标准 | 850 900 1700 1900 2100 | 850 900 1700 1900 2100 | 850 900 1700 1900 2100 | 850 900 1900 2100 |
| LTE 标准 | FDD LTE: 1900, 1700, 850, 700 TDD LTE: 2500 | FDD LTE: 2600, 2100, 1900, 1800, 1700, 900, 850, 800, 700 TDD LTE: 2500, 2300, 260 | FDD LTE: 2600, 2100, 1900, 1800, 1700, 1500, 900, 850, 800, 700 TDD LTE: 3700, 3500, 2600, 2500, 2300, 2100, 1900 | FDD LTE: 2600, 2100, 1800, 900, 850, 800 TDD LTE: 2600 |
| 5G 标准 | | | FDD 5G: 2600, 2100, 1800, 1700, 900, 850, 700 TDD 5G: 3700, 3500, 2600, 2500 | |
| CDMA标准 | | | | |
| TD-SCDMA 标准 | | | | |
| UMA标准 | | | | |
相机 - 背面
| 第一台相机 | | | | |
| 相机类型 | 标准镜头 | 标准镜头 | 标准镜头 | 标准镜头 |
| 光电传感器模型 | | Sony IMX582 | | |
| 矩阵 | 48 Mpx | 48 Mpx | 108 Mpx | 13 Mpx |
| 传感器尺寸 | | 1/2 | 1/1,52 | |
| 像素大小 | | 0,8 µm | 0,7 µm | |
| Resolution | | 8000x6000 px | | |
| 光学变焦 | | | | |
| 视场 | 80 ° | | | |
| 闪光灯 | LED | LED | LED | LED |
| 双色LED闪光灯 | | | | |
| 视频分辨率 | 3840x2160 px | 3840x2160 px | 6016x2578 px | 1920x1080 px |
| 视频格式 | H.263, H.264, MPEG4 - 30 fps | H.264, H.265, MPEG4 - 30 fps | H.264, H.265, MPEG4 - 24 fps | H.263, H.264, MPEG4 - 30 fps |
| 额外 | AF, f/2.0 | AF, f/1.79 | AF, EIS, f/1.9 | AF, f/1.8 |
| 第二台相机 | | | | |
| 相机类型 | 广角镜头 | 广角镜头 | 广角镜头 | 景深 |
| 光电传感器模型 | | OmniVision OV8856 | | |
| 矩阵 | 12 Mpx | 8 Mpx | 16 Mpx | 2 Mpx |
| 传感器尺寸 | | 1/4 | | |
| 像素大小 | | 1,12 µm | 1 µm | |
| Resolution | | 3264x2448 px | 4656x3496 px | |
| 光学变焦 | | | | |
| 视场 | 123 ° | 119 ° | 119 ° | |
| 闪光灯 | LED | LED | LED | LED |
| 双色LED闪光灯 | | | | |
| 视频分辨率 | | | 1920x1080 px | |
| 视频格式 | H.263, H.264, MPEG4 - 30 fps | H.264, H.265, MPEG4 - 30 fps | H.264, H.265, MPEG4 - 24 fps | H.263, H.264, MPEG4 - 30 fps |
| 额外 | FF, f/2.2 | FF, f/2.2 | FF, f/2.2 | FF, f/2.8 |
| 第三台相机 | | | | |
| 相机类型 | 景深 | 微距镜头 | 长焦镜头 | nd |
| 光电传感器模型 | | OmniVision OV02B | | nd |
| 矩阵 | 5 Mpx | 2 Mpx | 8 Mpx | nd |
| 传感器尺寸 | | 1/5 | | nd |
| 像素大小 | | 1,75 µm | 1 µm | nd |
| Resolution | | 1600x1200 px | | nd |
| 光学变焦 | | | | nd |
| 无损变焦 | | | 5x | nd |
| 闪光灯 | LED | LED | LED | nd |
| 双色LED闪光灯 | | | | nd |
| 视频分辨率 | | | 1920x1080 px | nd |
| 视频格式 | H.263, H.264, MPEG4 - 30 fps | H.264, H.265, MPEG4 - 30 fps | H.264, H.265, MPEG4 - 24 fps | nd |
| 额外 | FF, f/2.2 | FF | AF, OIS, f/3.4 | nd |
| 第四台相机 | | | | |
| 相机类型 | 微距镜头 | 景深 | nd | nd |
| 光电传感器模型 | | Hynix Hi-259 | nd | nd |
| 矩阵 | 5 Mpx | 2 Mpx | nd | nd |
| 传感器尺寸 | | 1/5 | nd | nd |
| 像素大小 | | 1,75 µm | nd | nd |
| Resolution | | 1632x1228 px | nd | nd |
| 光学变焦 | | | nd | nd |
| 闪光灯 | LED | LED | nd | nd |
| 双色LED闪光灯 | | | nd | nd |
| 视频格式 | H.263, H.264, MPEG4 - 30 fps | H.264, H.265, MPEG4 - 30 fps | nd | nd |
| 额外 | FF, f/2.4 | FF | nd | nd |
相机 - 前面
| 第一台相机 | | | | |
| 相机类型 | 人像镜头 | 人像镜头 | 人像镜头 | 人像镜头 |
| 光电传感器模型 | | Samsung S5K3T2 | | |
| 矩阵 | 32 Mpx | 20 Mpx | 32 Mpx | 5 Mpx |
| 传感器尺寸 | | 1/3,4 | | |
| 像素大小 | | 0,8 µm | 0,7 µm | |
| Resolution | | 5184x3880 px | | |
| 光学变焦 | | | | |
| 闪光灯 | | | | |
| 双色LED闪光灯 | | | | |
| 视频分辨率 | | 1920x1080 px | 1920x1080 px | |
| 视频格式 | H.263, H.264, MPEG4 - 30 fps | H.264, H.265, MPEG4 - 30 fps | H.264, H.265, MPEG4 - 24 fps | H.263, H.264, MPEG4 - 30 fps |
| 额外 | FF, f/2.2 | FF, f/2.21 | FF, f/2.25 | FF |
传感器
| 加速度计 | | | | |
| 接近传感器 | | | | |
| 光传感器 | | | | |
| 磁力仪 | | | | |
| 陀螺仪 | | | | |
| 晴雨表 | | | | |
| 高度表 | | | | |
| 重力感应器 | | | | |
| 霍尔效应传感器 | | | | |
| 虹膜扫描仪 | | | | |
| 指纹采集仪 | | | | |
| 温度计 | | | | |
| 湿度计 | | | | |
数据传输
| xHTML | | | | |
| WAP | v2.0 | v2.0 | v2.0 | v2.0 |
| HSCSD | | | | |
| HSDPA | 42.20 Mbit/s | 42.20 Mbit/s | 42.20 Mbit/s | 21.10 Mbit/s |
| HSUPA | 5.76 Mbit/s | 5.76 Mbit/s | 5.76 Mbit/s | 5.76 Mbit/s |
| HSPA | | | | |
| HSPA+ | | | | |
| LTE DL | 603.00 Mbit/s | | 1174.00 Mbit/s | - |
| LTE UP | - | | - | - |
| WIMAX+ | | | | |
| GPRS | | | 种类 12 | |
| EDGE | | | 种类 12 | |
| 蓝牙 | v5.0 | | v5.1 | v4.2 |
| A2DP規範 | | | | |
| HDMI | | | | |
| WiFi | v802.11 a/b/g/n/ac | v802.11 a/b/g/n/ac | v802.11 a/b/g/n/ac/ax | v802.11 b/g/n |
| 无线频率 | 2,4 GHz; 5 GHz | 2,4 GHz; 5 GHz | 2,4 GHz; 5 GHz | 2,4 GHz |
| WiFi Direct | | | | |
| WiFi Display | | | | |
| DLNA | | | | |
| Miracast | | | | |
| WiFi 热点 | | | | |
| IrDA | | | | |
| USB | v2.0 Type-C | v2.0 Type-C | v3.1 Type-C | v2.0 |
| GPS | | | | |
| A-GPS | | | | |
| GLONASS | | | | |
| Beidou | | | | |
| Galileo | | | | |
| QZSS | | | | |
| NFC | | | | |
通讯与讯息
| 呼叫等待 | | | | |
| 视频会议 | | | | |
| 呼叫转移 | | | | |
| 一按通 | | | | |
| 即时通讯 | | | | |
| 短信 | | | | |
| 增强短信 | | | | |
| 多媒体短信 | | | | |
| Dictionary | T9 | T9 | T9 | T9 |
| Swype | | | | |
| 电子邮件用户 | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP |
| QWERTY键盘 | | | | |
| RSS阅读器 | | | | |
多媒体
| Radio | | | | |
| MP3 | | | | |
| 立体声扬声器 | | 2 | | |
| Audio Jack | 3.5 mm | 3.5 mm | | 3.5 mm |
| HD Voice | | | | |
| 音频格式 | 3GA, AAC, AMR, AWB, FLAC, IMY, M4A, MID, MIDI, MXMF, OGA, OGG, OTA, RTTTL, RTX, WAV, WMA, XMF | AAC, AAC+, AMR, APE, FLAC, MID, MKA, OGG, WAV, eAAC+ | AAC, AAC+, AMR, FLAC, MID, MKA, OGG, WAV, eAAC+ | AAC, AAC+, AMR, FLAC, MID, MKA, OGG, WAV, eAAC+ |
| 复调音乐 | | | | |
| 视频钟 | | | | |
| 作曲软件 | | | | |
| 游戏 | | | | |
| Java | ART | ART | ART | ART |
| 视讯电话 | | | | |
| DVB-H电视 | | | | |
| 电视机输口 | | | | |
PIM和附加功能
| 时钟 | | | | |
| 计时器 | | | | |
| 闹钟 | | | | |
| 计算器 | | | | |
| 汇率 | | | | |
| 电子记事本 | | | | |
| 日历 | | | | |
| 飞行模式 | | | | |
| SyncML | | | | |
| 数据与传真机 | | | | |
| 屏幕保护程序 | | | | |
| 主题 | | | | |
| 可交换的外壳 | | | | |
| 语音拨号 | | | | |
| 扬声器 | | | | |
| 录音电话机 | | | | |
| 振动 | | | | |