this is not always true, it depends on compression used, sometimes a better compression gives smaller maps, must check and compare files with Gmaptool and compare the maps in Basecamp
example in the 2 maps comparation: some particulars are in v.12 and not in v.11.6
but you can check by yourself
You have to navigate to get to the good.
Galaxy S5 Kitkat 4.4.2 / Nuvi1200->1250 / Nuvi3790T->34xx / Nuvi 2200 / Nuvi 66 / Oregon 600
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