iPad 4 Wi-Fi 16 GB vs iPad 3 32 GB
| 手机规格 | 平板电脑 | 平板电脑 | 平板电脑 | 平板电脑 |
| 大小 | 241.20 x 185.70 x 9.40 mm | 241.20 x 185.70 x 9.40 mm | 240.00 x 169.50 x 7.50 mm | 280.60 x 214.90 x 6.10 mm |
| Weight | 652.00 g | 662.00 g | 478.00 g | 462.00 g |
| 显示屏尺寸 | 9.70" | 9.70" | 9.70" | 13.00" |
| Display | 彩色 / IPS TFT 1536 x 2048 px (9.70") 264 ppi | 彩色 / IPS TFT 16M 颜色 2048 x 1536 px (9.70") 264 ppi | 彩色 / IPS TFT 16M 颜色 1536 x 2048 px (9.70") 264 ppi | 彩色 / IPS TFT 2048 x 2732 px (13.00") 263 ppi |
| 显示保护 |   | | | |
| 附加显示屏 | | | | |
| 辅助显示保护 | | | | |
| 最大的互联网浏览时间 | nd | nd | WiFi: 10 h (0.4 一天) 3G: 9 h (0.4 一天) 4G: 9 h (0.4 一天) | nd |
| 操作最长时间 | 10 h (0.4 一天) | nd | nd | nd |
| 标准电池 | Li-Po Buy powerbank | Li-Po 11560 mAhBuy powerbank |  | Li-Po Buy powerbank |
| 快速充电 | | | | |
| 无线充电 | | | | |
| 手机存储 | 16 GB | 32 GB | 32 GB | 128 GB, 256 GB, 512 GB, 1000 GB |
| 随机存取存储 (RAM) | 1 GB | 1 GB | | 8 GB |
| Memory cards | | | | |
| Operating system | iOS 6 | iOS 5.1 | iOS 10 | iPadOS 17 |
| 处理器 | Apple A6X | Apple A5X | Apple A9 | Apple M2 |
| Processor clock | - | 1000 MHz | - | - |
| GPU | - | PowerVR SGX543 MP4 @250 MHz | - | - |
| Touchscreen |  | | | |
| 双SIM卡 | | | | |
| SIM卡标准 | | | | SingleSIM(eSIM) |
| 发行日期 | | 第 1 季 2012 | 第 1 季 2017 | 第 2 季 2024 |
| 手机其他名称 | iPad with Retina display | The New iPad | - | - |
| GSM frequencies | | 850 900 1800 1900 | | 850 900 1800 1900 |
| UMTS标准 | | 850 900 1900 2100 | | 850 900 1700 1900 2100 |
| LTE 标准 | | | | FDD LTE: 2600, 2300, 2100, 1900, 1800, 1700, 1500, 900, 850, 800, 700, 600 TDD LTE: 3600, 3500, 2600, 2500, 2300, 2100, 1900 |
| 5G 标准 | | | | FDD 5G: 2600, 2300, 2100, 2000, 1900, 1800, 1700, 900, 850, 800, 700, 600 TDD 5G: 4700, 3700, 3500, 2600, 2500, 2300, 1500 |
| CDMA标准 | | 850 1900 | | |
| TD-SCDMA 标准 | | | | |
| UMA标准 | | | | |
相机 - 背面
| 第一台相机 | | | | |
| 相机类型 | | | | 标准镜头 |
| 矩阵 | 5 Mpx | 5 Mpx | 8 Mpx | 12 Mpx |
| Resolution | 2592x1944 px | 2592x1944 px | | |
| 光学变焦 | | | | |
| 数码变焦 | | | | 5x |
| 镜片数量 | | | | 5 |
| 闪光灯 | | | | |
| 双色LED闪光灯 | | | | |
| 视频分辨率 | 1920x1080 px | 1920x1080 px | 1920x1080 px | 3840x2160 px |
| 视频格式 | | | | H.264, H.265 - 60 fps |
| 额外 | - | - | AF, EIS, f/2.4 | AF, EIS, f/1.8 |
相机 - 前面
| 第一台相机 | | | | |
| 相机类型 | | | | 人像镜头 |
| 矩阵 | 1.2 Mpx | 0.3 Mpx | 1.2 Mpx | 12 Mpx |
| Resolution | | 640x480 px | | |
| 光学变焦 | | | | |
| 闪光灯 | | | | |
| 双色LED闪光灯 | | | | |
| 视频分辨率 | nd | nd | | 1920x1080 px |
| 额外 | - | - | FF, f/2.2 | FF, EIS, f/2.4 |
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 |
| HSCSD | | | | |
| HSDPA | | | | |
| HSUPA | | | | |
| HSPA | | | | |
| HSPA+ | | | | |
| LTE DL | | | | |
| LTE UP | | | | |
| WIMAX+ | | | | |
| GPRS | | | | |
| EDGE | | | | |
| 蓝牙 | v4.0 | v4.0 | v4.2 | v5.3 |
| A2DP規範 | | | | |
| HDMI | | | | |
| WiFi | v802.11 a/b/g/n | v802.11 a/b/g/n | v802.11 a/b/g/n/ac | v802.11 a/b/g/n/ac/ax |
| 无线频率 | 2,4 GHz | 2,4 GHz | 2,4 GHz; 5 GHz | 2,4 GHz; 5 GHz |
| WiFi Direct | | | | |
| WiFi Display | | | | |
| DLNA | | | | |
| Miracast | | | | |
| WiFi 热点 | | | | |
| IrDA | | | | |
| USB | | | | v3.0 Type-C |
| 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 | | | | |
| Swype | | | | |
| 电子邮件用户 | | | | |
| QWERTY键盘 | | | | |
| RSS阅读器 | | | | |
多媒体
| Radio | | | | |
| MP3 | | | | |
| 立体声扬声器 | | | 2 | 4 |
| Audio Jack | 3.5 mm | 3.5 mm | 3.5 mm | |
| HD Voice | | | | |
| 音频格式 | AAC, AAX+, AIFF, HE-AAC, AAX, WAV | | AAC, AAX, AAX+, AIFF, HE-AAC, WAV | AAC, FLAC |
| 复调音乐 | | | | |
| 视频钟 | | | | |
| 作曲软件 | | | | |
| 游戏 | | | | |
| Java | | | | |
| 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 | | | | |
