Audio equipment priced at $20 in 1991 $5.67 in 2020

Audio Equipment Inflation Calculator

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Prices for Audio Equipment, 1991-2020 ($20)

According to the U.S. Bureau of Labor Statistics, prices for audio equipment were 71.66% lower in 2020 versus 1991 (a $14.33 difference in value).

Between 1991 and 2020: Audio equipment experienced an average inflation rate of -4.26% per year. This rate of change indicates significant deflation. In other words, audio equipment costing $20 in the year 1991 would cost $5.67 in 2020 for an equivalent purchase. Compared to the overall inflation rate of 2.24% during this same period, inflation for audio equipment was significantly lower.

In the year 1991: Pricing changed by 1.57%, which is significantly above the average yearly change for audio equipment during the 1991-2020 time period. Compared to inflation for all items in 1991 (4.23%), inflation for audio equipment was lower.

Price Inflation for Audio equipment since 1977

Consumer Price Index, U.S. Bureau of Labor Statistics
Years with the largest changes in pricing: 2018 (-13.87%), 2017 (-8.28%), and 2005 (-8.20%).

Raw Consumer Price Index data from U.S. Bureau of Labor Statistics for Audio equipment:

Year 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020
CPI 89.700 92.377 95.554 97.685 100.846 101.992 100.300 97.708 94.408 91.738 93.038 92.654 92.800 93.154 94.615 94.369 93.877 93.785 92.054 90.723 88.938 85.177 81.708 80.162 77.177 73.362 69.500 65.969 60.562 57.338 54.130 51.568 48.919 47.342 45.140 42.021 39.927 38.014 36.003 34.226 31.393 27.038 27.256 26.810

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Buying power of $20 since 1991

Below are calculations of equivalent buying power for Audio equipment, over time, for $20 beginning in 1991. Each of the amounts below is equivalent in terms of what it could buy at the time:

Year USD Value Inflation Rate
1991 $20.00 1.57%
1992 $19.95 -0.26%
1993 $19.84 -0.52%
1994 $19.82 -0.10%
1995 $19.46 -1.85%
1996 $19.18 -1.45%
1997 $18.80 -1.97%
1998 $18.00 -4.23%
1999 $17.27 -4.07%
2000 $16.94 -1.89%
2001 $16.31 -3.72%
2002 $15.51 -4.94%
2003 $14.69 -5.26%
2004 $13.94 -5.08%
2005 $12.80 -8.20%
2006 $12.12 -5.32%
2007 $11.44 -5.60%
2008 $10.90 -4.73%
2009 $10.34 -5.14%
2010 $10.01 -3.22%
2011 $9.54 -4.65%
2012 $8.88 -6.91%
2013 $8.44 -4.98%
2014 $8.04 -4.79%
2015 $7.61 -5.29%
2016 $7.23 -4.94%
2017 $6.64 -8.28%
2018 $5.72 -13.87%
2019 $5.76 0.81%
2020 $5.67 -1.64%*
* Not final. See inflation summary for latest details.

How to calculate the inflation rate for audio equipment, 1991-2020

Start with the inflation rate formula:

CPI in 2020 / CPI in 1991 * 1991 USD value = 2020 USD value

Then plug in historical CPI values from above. The CPI for Audio equipment was 94.615 in the year 1991 and 26.810 in 2020:

26.810 / 94.615 * $20 = $5.67

Therefore, according to U.S. Bureau of Labor Statistics, $20 in 1991 has the same "purchasing power" as $5.67 in 2020 (in the CPI category of Audio equipment).


Source: U.S. Bureau of Labor Statistics began tracking the Consumer Price Index for Audio equipment in 1977. In addition to audio equipment, the index produces monthly data on changes in prices paid by urban consumers for a variety of goods and services.

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