I think we need to recognise the massive contribution he made towards the arts as well as his military exploits. He was far more favourable towards artistic expression than his predecessors, and as a result culture and art flourished during his rule. In addition, let us remember the liberal outlook he adopted towards religion and other faiths.
The main thing that Akbar did was to increase the size of the Mogul Empire. He took much of what was then called Northern and Central India, including the Punjab and Jammu. He also got the empire its first access to the sea when he annexed Gujarat.