Finding a right mortgage type is sometimes becomes very difficult as there are many mortgage lenders in the market these days. But the competition factor between them is based on their interest rates.
So the best way to find good loans types that fits on your needs is to go though market and compare loans and their interest rate for each lender.
Some lenders may give you mortgages at low interest rates but with some additional options such as mortgage insurance. This is sometimes a good option provided by different lenders. Mortgage insurance helps you and protects your repayments at sometime if you are accidentally unable to repay the amount.
So it is always good advice to you that go though all mortgage market and search for the best lender with lower interest rate options.
Mortgage calculator is also a good tool to find the repayment amount of your mortgage value. So it could also be very helpful to you.