How many shares of SPY is one contract of ES?

[trader3]

Hi,
How many shares of SPY is one contract of ES e-mini equivalent to?
How many shares of QQQ is one contract of NQ e-mini equivalent to?
Thanks

 

[mmuloin]

1 NQ = 800 QQQ
1 ES = 500 SPY

 

[chisel]

500 SPY = 1 e-mini

 

[SethArb]

YM = 500 DIA