Microsoft Surface Duo vs Micromax X2820
| 手机规格 | 其他规格 | 直立式手机 | 触控手机 | 触控手机 |
| 大小 | 145.20 x 93.30 x 9.90 mm | 129.00 x 56.00 x 9.40 mm | 154.60 x 75.20 x 8.35 mm | 155.11 x 75.09 x 8.28 mm |
| Weight | 250.00 g | 93.20 g | 173.00 g | 163.50 g |
| 显示屏尺寸 | 5.60" | 2.80" | 5.50" | 6.22" |
| Display | 彩色 / AMOLED 16M 颜色 60 Hz 1350 x 1800 px (5.60") 402 ppi | 彩色 / TFT 256k 颜色 240 x 320 px (2.80") 143 ppi | 彩色 / IPS TFT 16M 颜色 1080 x 1920 px (5.50") 401 ppi | 彩色 / IPS TFT 16M 颜色 720 x 1520 px (6.22") 270 ppi |
| 显示保护 | Corning Gorilla Glass Buy screen protector |  | | |
| 附加显示屏 | 彩色 / AMOLED 16M 颜色 1350 x 1800 px (5.60") | | | |
| 辅助显示保护 | Corning Gorilla Glass | | | |
| 通话最长时间 | 4G: 1620 分钟 (27.0 h) | 2G: 270 分钟 (4.5 h) |  | |
| 待机最长时间 | 4G: 240 钟头 (10.0 一天) | 2G: 200 钟头 (8.3 一天) | | |
| 最大播放时间 | Video: 15,5 h (0.6 一天) | nd | nd | nd |
| 标准电池 | Li-Ion 3577 mAhBuy powerbank | Li-Ion 1150 mAhBuy powerbank | Li-Ion 4000 mAhBuy powerbank | Li-Ion 4030 mAhBuy powerbank |
| 快速充电 | | | mCharge | |
| 无线充电 | | | | |
| 电话簿 | | 500 | | |
| 手机存储 | 128 GB, 256 GB | | 32 GB, 64 GB | 16 GB |
| 随机存取存储 (RAM) | 6 GB | | 3 GB, 4 GB | 2 GB |
| Memory cards | |  microSD 为 8 GBBuy memory card | microSD, microSDHC, microSDXC 为 128 GBBuy memory card | microSD, microSDHC, microSDXC 为 256 GBBuy memory card |
| Operating system | Android 10 | - | Android 7.1 Nougat | Android 8.1 Oreo |
| 接口 | - | - | Flyme 6 | Funtouch 4.5 |
| 处理器 | Qualcomm Snapdragon 855 | - | Qualcomm Snapdragon 625 8953 | MediaTek Helio P22 MT6762 |
| Processor clock | 2840 MHz | - | 2000 MHz | 1900 MHz |
| GPU | Adreno 640 | - | Adreno 506 | PowerVR GE8320 @650 MHz |
| Touchscreen | | | | |
| SAR因素 | | 0,62 W/kg | | |
| 双SIM卡 | | | | |
| SIM卡标准 | DualSIM(eSIM, nanoSIM) | | DualSIM(nanoSIM, nanoSIM) | DualSIM(nanoSIM, nanoSIM) |
| 卡双模式 | dual standby | | dual standby | dual standby |
| 混合双卡双待 | | | | |
| 发行日期 | 第 3 季 2020 | | 第 3 季 2017 | 第 4 季 2018 |
| 手机其他名称 | - | - | Note 6; Meilan Note6; Note6 | - |
| GSM frequencies | 850 900 1800 1900 | 900 1800 | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS标准 | 850 900 1900 2100 | | 850 900 1900 2100 | 850 900 1900 2100 |
| LTE 标准 | FDD LTE: 2600, 2300, 2100, 1900, 1800, 1700, 900, 850, 800, 700 TDD LTE: 5200, 2600, 2500, 2300, 1900 | | FDD LTE: 2600, 2100, 1800, 900, 850, 800 TDD LTE: 2600, 2300 | FDD LTE: 2600, 2100, 1800, 900, 850, 700 TDD LTE: 2600, 2500, 2300 |
| 5G 标准 | | | | |
| CDMA标准 | | | | |
| TD-SCDMA 标准 | | | 1900 2000 | 1900 2000 |
| UMA标准 | | | | |
相机 - 背面
| 第一台相机 | | | | |
| 相机类型 | 标准镜头 | | | |
| 光电传感器模型 | | | Sony IMX362 | |
| 矩阵 | 11 Mpx | 2 Mpx | 12 Mpx | 13 Mpx |
| Resolution | | 1600x1200 px | | |
| 光学变焦 | | | | |
| 数码变焦 | 7x | | | |
| 视场 | 84 ° | | | |
| 闪光灯 | | LED | 4x LED | LED |
| 双色LED闪光灯 | | | 2+2 | |
| 视频分辨率 | 3840x2160 px | | 1920x1080 px | 1920x1080 px |
| 视频格式 | H.264, H.265, MPEG4 - 60 fps | MPEG4, H.263, H.264 | | H.263, H.264, MPEG4 - 30 fps |
| 额外 | AF, EIS, f/2.0 | FF | AF, f/1.9 | AF, f/2.2 |
| 第二台相机 | | | | |
| 矩阵 | nd | nd | 5 Mpx | 2 Mpx |
| 光学变焦 | nd | nd | | |
| 闪光灯 | nd | nd | 4x LED | LED |
| 双色LED闪光灯 | nd | nd | 2+2 | |
| 视频格式 | nd | nd | | H.263, H.264, MPEG4 - 30 fps |
| 额外 | nd | nd | FF, f/2.0 | FF, f/2.4 |
相机 - 前面
| 第一台相机 | | | | |
| 矩阵 | nd | 0.3 Mpx | 16 Mpx | 8 Mpx |
| Resolution | nd | 640x480 px | | |
| 光学变焦 | nd | | | |
| 闪光灯 | nd | | | |
| 双色LED闪光灯 | nd | | | |
| 视频分辨率 | nd | nd | 1920x1080 px | |
| 视频格式 | nd | nd | | H.263, H.264, MPEG4 - 30 fps |
| 额外 | nd | FF | FF, f/2.0 | FF, f/2.0 |
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 |
| HSCSD | | | | |
| HSDPA | 42.20 Mbit/s | | 42.20 Mbit/s | 42.00 Mbit/s |
| HSUPA | 5.76 Mbit/s | | 5.76 Mbit/s | 5.76 Mbit/s |
| HSPA | | | | |
| HSPA+ | | | | |
| LTE DL | 1174.00 Mbit/s | | - | |
| LTE UP | - | | - | |
| WIMAX+ | | | | |
| GPRS | | | | |
| EDGE | | | | |
| 蓝牙 | v5.0 | v3.0 | v4.2 LE | v4.2 |
| A2DP規範 | | | | |
| HDMI | | | | |
| WiFi | v802.11 a/b/g/n/ac | | v802.11 a/b/g/n | v802.11 a/b/g/n |
| 无线频率 | 2,4 GHz; 5 GHz | | 2,4 GHz; 5 GHz | 2,4 GHz; 5 GHz |
| WiFi Direct | | | | |
| WiFi Display | | | | |
| DLNA | | | | |
| Miracast | | | | |
| WiFi 热点 | | | | |
| IrDA | | | | |
| USB | v3.1 Type-C | v2.0 | v2.0 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 | | 100 | | |
| 增强短信 | | | | |
| 多媒体短信 | | | | |
| Dictionary | T9 | | T9 | T9 |
| Swype | | | | |
| 电子邮件用户 | POP3, IMAP4, SMTP | | | POP3, IMAP4, SMTP |
| QWERTY键盘 | | | | |
| RSS阅读器 | | | | |
多媒体
| Radio | | | | z RDS |
| MP3 | | | | |
| 立体声扬声器 | | | | |
| Audio Jack | | 3.5 mm | 3.5 mm | 3.5 mm |
| HD Voice | | | | |
| 音频格式 | 3GP, AAC, AMR, FLAC, IMY, M4A, MID, MIDI, MKV, MP4, OGG, OTA, RTTL, RTX, TS, WAV | MP3, WAV | AAC, AAC+, AMR, APE, FLAC, OGG, WAV, eAAC+ | AAC, AAC+, AMR, APE, FLAC, MID, OGG, WAV, eAAC+ |
| 复调音乐 | | | | |
| 视频钟 | | | | |
| 作曲软件 | | | | |
| 游戏 | | | | |
| Java | 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 | | | | |