Android 1.1和Android 4.0.1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 4.0.1：
Android 4.0.1是Google推出的继Android 4.0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主要的用户功能。此版本引入了一些关键的用户功能，例如面部识别(面部解锁)，UI使用硬件加速，更好的语音识别，Web浏览器最多允许16个选项卡，更新的启动器和android Beam应用程序通过NFC交换数据。它的版本名称是Ice Cream Sandwich 。 Android 4.0.1中的API级别为14。它于2011年10月21日发布。

Android 1.1和Android 4.0.1之间的区别：

S.No.	ANDROID 1.1	ANDROID 4.0.1
1.	It is the second version of Android.	It is the next version of Android after Android 4.0.
2.	It is successor to Android 1.0 version.	It is successor to Android 4.0 version.
3.	It is predecessor to Android 1.5 version.	It is predecessor to Android 4.0.2 version.
4.	It was released on 09 February 2009.	It was released on 21 October 2011.
5.	The API level in Android 1.1 version is 2.	The API level in Android 4.0.1 version is 14.
6.	It does not have official version name like its successors.	It has official version name like its other previous versions.
7.	It has unofficial version name ‘Banana Bread’.	It has official version name ‘Ice Cream Sandwich’.
8.	It had all the features of previous version and two more features were added in this version.	It had all features of previous versions and some major user features were added in this version.
9.	It did not have voice recognition.	Better voice recognition (voice typing) was introduced in this version.
10.	Web browser allowed single tab in this version.	Web browser allowed up to 16 tabs in this version.
11.	It did not have facial recognition.	Facial recognition (face unlock) was introduced in this version.

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