Android 1.1和Android 2.2之间的区别

1. Android 1.1：
Android 1.1是Google继Android 1.0之后推出的第二个Android版本。它具有以前版本(即Android 1.0)中包含的所有功能，并且在此版本中还添加了一些其他功能。在呼叫者应用程序中添加了一些功能，例如隐藏和显示数字键盘。此版本中还添加了用于保存MMS附件的功能。它也没有像Android 1.0这样的正式版本名称，但非正式地称为Banana Bread 。 Android 1.1中的API级别为2。它于2009年2月9日发布。

2. Android 2.2：
Android 2.2是Google推出的继Android 2.1之后的下一个Android版本。它具有以前版本的所有功能，并且在此版本中还添加了一些新的主要功能。在此版本中，速度得到了提高。此版本引入了其他主要功能，如USB绑定，JIT实现和动画GIF。该版本具有版本名称。它的版本名称为Froyo 。 Android 2.2中的API级别为8。它于2010年5月20日发布。

Android 1.1和Android 2.2之间的区别：

S.No.	ANDROID 1.1	ANDROID 2.2
1.	It is the second version of Android.	It is the next version of Android introduced after Android 2.1 version.
2.	It is successor to Android 1.0 version.	It is successor to Android 2.1 version.
3.	It is predecessor to Android 1.5.	It is predecessor to Android 2.3.
4.	It was released on 9 February 2009.	It was released on 20 May 2010.
5.	The API level in Android 1.1 version is 2.	The API level in Android 2.2 version is 8.
6.	It does not have official version name like its successors.	It has official version name like its previous version.
7.	It has unofficial version name ‘Banana Bread’.	It has official version name ‘Froyo’.
8.	It had all the features of previous version and two more features were added in this version.	It had all the features of previous versions and some new major features were added in this version.
9.	Ability to show and hide numeric key-board was introduced in this version.	USB tethering was introduced in this version.
10.	Feature for saving MMS attachments was added in this version.	Features like animated GIFs and JIT implementation were added in this version.
11.	It was a very slow android version.	Speed was quite improved in this version.

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