Here are the Top Mutual Fund Performers based on 3 years returns in the Equity Segment. The Equity asset class has outperformed every other class in the year 2012.

Equity Large Cap
Scheme	Inception Date	Return 1 yr %	Return 3 yr %
ICICI Pru Focused Equity Retail	May 07 2008	22.08	11.73
Franklin India Bluechip	Nov 30 1993	19.25	9.45
BNP Paribas Equity	Sep 03 2004	24.04	9.16
Equity Multi Cap
Scheme	Inception Date	Return 1 yr %	Return 3 yr %
ING Dividend Yield	Oct 06 2005	18.09	11.71
BNP Paribas Dividend Yield	Aug 30 2005	24.32	11.55
L&T India Special Situation	Apr 26 2006	28.87	10.62
Equity Large & Mid Cap
Scheme	Inception Date	Return 1 yr %	Return 3 yr %
Quantum Long term Equity	Feb 25 2006	23.69	11.78
UTI Opportunities	Jul 20 2005	23.2	11.78
Canara Robeco Equity Diversified	Sep 12 2003	24.7	11.51
Equity Mid & Small Cap
Scheme	Inception Date	Return 1 yr %	Return 3 yr %
SBI Magnum Emerging Businesses	Sep 17 2004	38.68	24.6
Reliance Equity Opportunities	Mar 07 2005	34.07	17.32
Canara Robeco Equity Opportunities	Feb 24 2005	33.92	17.21
Equity Sectoral
Scheme	Inception Date	Return 1 yr %	Return 3 yr %
SBI Magnum FMCG	Jul 03 1999	53.33	36.11
ICICI Pru FMCG	Mar 30 1999	43.05	27.87
Reliance Pharma	Mat 26 2004	28.88	20.87
Equity Tax Planning (ELSS)
Scheme	Inception Date	Return 1 yr %	Return 3 yr %
Canara Robeco Equity Tax Saver	Mar 31 1993	24.43	12.27
Reliance Tax Saver	Aug 23 2005	31.83	12.23
Franklin India TaxShield	Apr 10 1999	21.36	11.79
Equity Index
Scheme	Inception Date	Return 1 yr %	Return 3 yr %
HDFC Index Sensex Plus	Jul 10 2002	21.45	7.67
Quantum Index	Jun 20 2008	22.54	6.45
LIC Nomura MF Index Nifty	Nov 28 2002	21.32	6.02

Hope this will help is choosing the mutual funds. Of course, before investing, ensure to check the various Fund management charges involved and other risk performance measures. Read further to understand how do you compare and evaluate MF performance measures.