You may be looking for debdelta package.
From man debdelta-upgrade
:
NAME
debdelta-upgrade - Downloads all deltas that may be used to 'apt-get
upgrade', and apply them.
SYNOPSIS
debdelta-upgrade [OPTION]... [PACKAGE] ...
DESCRIPTION
This program is designed to download changes (deltas) that may be used
to apt-get upgrade all listed packages, and apply them. If no package
is listed in the command line, then it will apply to all upgradable
packages. See debdelta(1) for more details on the delta files.
How to use
sudo apt-get update
sudo debdelta-upgrade
sudo apt-get upgrade
Example
$ sudo debdelta-upgrade
Downloaded, time 7.24sec, speed 212kB/sec, xserver-xorg-video-intel_2.99.910+git20140315.8cc1f005-0ubuntu0sarvatt~saucy_i386.deb
Delta-upgrade statistics:
total resulting debs, size 1539kB time 8sec virtual speed 181kB/sec