How is the performance of S&P 500 (SNP: ^GSPC) comparing with SPDR S&P 500 ETF Trust (NYSEArca: SPY)?

Historical values of S&P 500 (SNP: ^GSPC) and SPDR S&P 500 ETF Trust (NYSEArca: SPY) are presented below with their growth indices to help you compairing them.

Compare:
   S&P 500
   SNP: ^GSPC
   2025-12-30: 6929.93994141 USD
with:
   SPDR S&P 500 ETF
   NYSEArca: SPY
   2025-12-30: 687.01 USD

                S&P 500         SPDR S&P 500 ETF  
               ^GSPC  Growth%         SPY  Growth%
           ---------- -------   ---------- -------
2025-12-30   6,929.94  100.00       687.01  100.00
2025-12-29   6,929.94  100.00       687.85  100.12
2025-12-26   6,929.94  100.00       690.31  100.48
2025-12-24   6,932.05  100.03       690.38  100.49
2025-12-23   6,909.79   99.71       687.96  100.14
2025-12-22   6,878.49   99.26       684.83   99.68
2025-12-19   6,834.50   98.62       680.59   99.07
2025-12-18   6,774.76   97.76       676.47   98.47
2025-12-17   6,721.43   96.99       671.40   97.73
2025-12-16   6,800.26   98.13       678.87   98.82
2025-12-15   6,816.51   98.36       680.73   99.09
2025-12-12   6,827.41   98.52       681.76   99.24
2025-12-11   6,901.00   99.58       689.17  100.31
2025-12-10   6,886.68   99.38       687.57  100.08
2025-12-09   6,840.51   98.71       683.04   99.42
2025-12-08   6,846.51   98.80       683.63   99.51
2025-12-05   6,870.40   99.14       685.69   99.81
2025-12-04   6,857.12   98.95       684.39   99.62
2025-12-03   6,849.72   98.84       683.89   99.55
2025-12-02   6,829.37   98.55       681.53   99.20
2025-11-30   6,849.09   98.83       683.39   99.47
2025-10-30   6,822.34   98.45       679.83   98.95
2025-09-30   6,688.46   96.52       666.18   96.97
2025-08-30   6,460.26   93.22       645.05   93.89
2025-07-30   6,362.90   91.82       634.46   92.35
2025-06-30   6,204.95   89.54       617.85   89.93
2025-05-30   5,911.69   85.31       589.39   85.79
2025-04-30   5,569.06   80.36       554.54   80.72
2025-03-30   5,580.94   80.53       555.66   80.88
2025-03-02   5,954.50   85.92       594.18   86.49
2025-01-30   6,071.17   87.61       605.04   88.07
2024-12-30   5,906.94   85.24       586.08   85.31
2023-12-30   4,769.83   68.83       475.31   69.19
2022-12-30   3,839.50   55.40       382.43   55.67
2021-12-30   4,778.73   68.96       474.96   69.13
2020-12-30   3,732.04   53.85       373.88   54.42
2019-12-30   3,221.29   46.48       321.86   46.85
2018-12-30   2,485.74   35.87       249.92   36.38
2017-12-30   2,673.61   38.58       266.86   38.84
2016-12-30   2,238.83   32.31       223.53   32.54
2015-12-30   2,063.36   29.77       203.87   29.67
2014-12-30   2,104.50   30.37       205.54   29.92
2013-12-30   1,859.45   26.83       184.69   26.88
2012-12-30   1,514.68   21.86       142.41   20.73
2011-12-30   1,365.68   19.71       125.50   18.27
2010-12-30   1,327.22   19.15       125.75   18.30
2009-12-30   1,104.49   15.94       111.44   16.22
2008-12-30     735.09   10.61        90.24   13.14
2007-12-30   1,330.63   19.20       146.21   21.28
2006-12-30   1,406.82   20.30       141.62   20.61
2005-12-30   1,280.66   18.48       124.51   18.12
2004-12-30   1,203.60   17.37       120.87   17.59
2003-12-30   1,144.94   16.52       111.28   16.20
2002-12-30     841.15   12.14        88.23   12.84
2001-12-30   1,106.73   15.97       114.30   16.64
2000-12-30   1,239.94   17.89       131.19   19.10
1999-12-30   1,366.42   19.72       146.88   21.38
1998-12-30   1,238.33   17.87       123.31   17.95
1997-12-30   1,049.34   15.14        97.06   14.13
1996-12-30     790.82   11.41        73.84   10.75
1995-12-30     640.43    9.24        61.48    8.95
1994-12-30     487.39    7.03        45.56    6.63
1993-12-30     467.14    6.74        46.59    6.78
1992-12-30     443.38    6.40                     
1991-12-30     412.70    5.96                     
1990-12-30     367.07    5.30                     
1989-12-30     331.89    4.79                     
1988-12-30     288.86    4.17                     
1987-12-30     267.82    3.86                     
1986-12-30     284.20    4.10                     
1985-12-30     226.92    3.27                     
1984-12-30     181.18    2.61                     
1984-12-01     181.18    2.61