Android 1.0和Android 4.0.2之间的区别

1. Android 1.0：
Android 1.0是Google推出的第一个Android版本。它具有一些基本功能，包括Web浏览器支持，相机支持，Gmail帐户，Google地图和Youtube应用程序。尽管它没有正式的版本名称(如进一步介绍的版本)，但非官方地将其称为Apple Pie 。 Android 1.0版本中的API级别为1。在移动设备中不再使用它。它于2008年9月23日发布。

2. Android 4.0.2：
Android 4.0.2是Google推出的Android 4.0.1之后的下一个Android版本。它具有以前版本的所有功能，并且在此版本中进行了一些新的改进。此版本未添加任何新的用户或开发人员功能。它与以前的版本Android 4.0.1非常相似。此版本仅修复了一些主要和次要问题，并对某些功能进行了改进。它的版本名称是Ice Cream Sandwich 。 Android 4.0.2中的API级别为14。它于2011年11月28日发布。

Android 1.0和Android 4.0.2之间的区别：

S.No.	ANDROID 1.0	ANDROID 4.0.2
1.	It is the first version of Android.	It is the next version of Android after Android 4.0.1.
2.	It is predecessor to Android 1.1.	It is predecessor to Android 4.0.3 and successor to Android 4.0.1.
3.	It was released on 23 September 2008.	It was released on 28 November 2011.
4.	The API level in Android 1.0 version is 1.	The API level in Android 4.0.2 version is 14.
5.	Since it is the first version therefore several issues were found in this version.	Some major and minor issues were fixed in this version.
6.	It does not have official version name.	It has official version name like its other previous versions.
7.	It has unofficial version name ‘Apple Pie’.	It has official version name ‘Ice Cream Sandwich’.
8.	It had limited basic features like google maps, gmail, web browser, camera and youtube.	It had all features of previous versions and some features were improved in this version.
9.	It was a slow version due to availability of lot of defects.	Various major and minor defects were fixed in this version. Hence it was a comparatively fast version.
10.	It did not have face and voice recognition.	It had face and voice recognition.

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