Naval Anchorage Vs DHA Vs Bahria Town Islamabad

We planning to Buy a plot & build a house in Islamabad . Currently we are living in Karachi

I was wondering what are the major differences between Bahria Town Islamabad Vs Naval Anchorage Vs DHA

Specially School , Colleges , University
Plot Prices
Basic needs like Water , Electricity , Gas
Security

we want to buy 10 Marla plot currently i have check the prices in Naval anchorage 10 Marla plot are not available 14 Marla is around 190K - 2 Crore

and we are considering to buy it but i want to know you guys opinion and comparison with Bahira & DHA

Note : Father is retired from Navy we lived in Navy alot Houses for 11 years . 4 years in Islamabad E8 & 7 in Karachi so we are attractive Anchorage