Worth of the freebies offered

Hi Guys,

I am out looking for a new subcompact Sedan car.
I have compared the price of the car already and still cannot make a final decision
Different dealers is giving me different set of freebies, to compare I want to have an idea or estimation what is the worth of each item.
Baka pwede ko na ipagawa sa labas kung mas mura (without voiding the warranty).
Hope you can help me. Please feel free to add other freebies na normally binibigay na wala sa list.

FREE:
-1 YEAR COMPREHENSIVE INSURANCE
-3 YEARS LTO REGISTRATION
-CHATTEL MORTGAGE FEE
-SEAT COVER
-CAR COVER
-TINT
-MATTINGS
-EARLY WARNING DEVICE
-1ST 1000KMS CHECK UP
-1ST 10000KMS CHECK UP (LABOR ONLY)

Thanks!