DVM (Dalvik Virtual Machine) JVM (Java Virtual Machine)
It is Register based which is designed to run
on low memory.
It is Stack based.
DVM uses its own byte code and runs the
“.Dex” file. From Android 2.2 SDK Dalvik
has got a Just in Time compiler
JVM uses java byte code and runs
“.class” file having JIT (Just In Time).
DVM has been designed so that a device
can run multiple instances of the VM
efficiently.
Applications are given their own
instance.
A single instance of JVM is shared
with multiple applications.
DVM supports the Android operating
system only.
JVM supports multiple operating
systems.
There is a constant pool for every
application.
It has a constant pool for every class.
Here the executable is APK. Here the executable is JAR.
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