Can I Move to Canada after 3 Years of BMM?Is Canada best or UK For MBA?

Ofcourse you can move to canada after pursuing BMM. Why would you think otherwise?
Coming towards the comparison between UK and Canada:

UK

Work Experience: UK universities majorly requires a minimum of two to three years of work experience.

Top Business Schools in UK for MBA:

University of Bedfordshire.
Coventry University.
University of East London.
Glyndwr University.
LCA Business School.
Leeds Beckett University.
Liverpool John Moores University.
University of Derby.

MBA from any UK University would cost around 11 Lakhs to 18 Lakhs. Traditional Universities would vary between 16 Lakhs to 45 Lakhs. It actually differs from university to university.

Canada

Work experience: The candidate must have at least 2 years of work experience as universities give preference to those. It is not a mandatory requirement, however, it gives an add on quality to work with and enhance your overall resume building.

Business schools for Canada for MBA:

The Beedie School of Business in Vancouver.
Alberta School of Business, Edmonton.
John Molson School of business, Montreal
HEC Montreal

In Canada, the average total tuition cost for a Master of Business Administration (MBA) program for Canadian students is $20,592 – $22,249.

If you need any assistance with applying to UK or Canada, you should directly get in touch with Study Abroad Experts here for FREE. They will help you with all the information as well as assist you in the entire application process.
Hope this helps!