As per Careers360 rating, SIBM has a good ranking than Myra school

SIBM is rated as AAAA and Myra school as a AAA+

You can check the rating for both below:
Myra School reviews

SIBM Reviews

The average package is approx 15 Lakhs in SIBM and in Myra college the average package is approx 8 lakhs.

The companies which come for recruitment in SIBM are:
Nestle
Kotak
BSNL
Idea
Reliance
SAIL

Myra Placements

Some of the companies which come for recruitment in SIBM are:

Asian Paints

Britannia

Capgemini

Castrol

Coca-Cola,

Cummins India

Dell

GSK Consumer Healthcare

Godrej Industries Limited

HSBC India

Fees structure for Myra School is 5 lakhs per year and for SIBM Pune the fees is appox 7 .75 lakhs per annum and you can pay in installmentsas well.

You can check the fees for it here

Overall, SIBM is a much better college than MYRA and has better market value and placements rest you can decide as per your interest.

Hope this helps.
Good luck.

Myra School of Business has overall 24 rank. According, to Careers 360 it has AAA+ rating which means good. 

SIBM Pune has overall 9 rank. According, to Careers 360 it has AAAA ratiing which means very good. 

You should go for SIBM Pune as it has overall better ratings, placements and faculty. It provides good exposure.

You can also compare both the colleges from the given below link

Myra school Ratings and Reviews

SIBM Ratings and Reviews

All the Best!!