Acoustic Guitar Strings Summary

Guitar

Guitar Strings Summary

The table below compares the sizes of selected Heavy, Medium, Light and Extra Light acoustic guitar strings.

The physical diameter of each string is given in thousandths of an inch. The string tension of the 1st string is given for relative comparison.

D'Addario 80/20 BRONZE Acoustic Guitar Strings (loudest)
String Weight	String Set	1st	2nd	3rd	4th	5th	6th	lbs.
Extra Light	E10	0.010	0.014	0.023	0.030	0.039	0.047	16.2
Light	E11	0.012	0.016	0.024	0.032	0.042	0.053	23.3
Medium	E12	0.013	0.017	0.026	0.035	0.045	0.056	27.4
~~Heavy~~	-	-	-	-	-	-	-	-
Bluegrass	E14	0.012	0.016	0.025	0.035	0.045	0.056	23.3
D'Addario PHOSPHOR BRONZE ROUND-WOUND Acoustic Guitar Strings
String Weight	String Set	1st	2nd	3rd	4th	5th	6th	lbs.
Extra Light	EJ15	0.010	0.014	0.023	0.030	0.039	0.047	16.2
Custom Light	EJ26	0.011	0.015	0.022	0.032	0.042	0.052	19.6
Light	EJ16	0.012	0.016	0.024	0.032	0.042	0.053	23.3
Medium	EJ17	0.013	0.017	0.026	0.035	0.045	0.056	27.4
Heavy	EJ18	0.014	0.018	0.027	0.039	0.049	0.059	31.8
Bluegrass	EJ19	0.012	0.016	0.025	0.035	0.045	0.056	23.3
D'Addario Flat-Tops PHOSPHOR BRONZE SEMI-FLAT WOUND Acoustic Guitar Strings
String Weight	String Set	1st	2nd	3rd	4th	5th	6th	lbs.
Extra Light	EFT15	0.010	0.014	0.023	0.030	0.039	0.047	16.2
Light	EFT16	0.012	0.016	0.024	0.032	0.042	0.053	23.3
Medium	EFT17	0.013	0.017	0.026	0.035	0.045	0.056	27.4
Resophonic	EFT13	0.016	0.019	0.028	0.036	0.044	0.056	30.7
D'Addario SILK and STEEL Copper Wound Acoustic Guitar Strings (softest)
String Weight	String Set	1st	2nd	3rd	4th	5th	6th	lbs.
~~Extra Light~~
Light	EJ40	0.011	0.014	0.023	0.028	0.038	0.047	19.6
~~Medium~~
~~Heavy~~
150	60	50	50	50	50	50	50	50

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This Vaughns Guitar Strings Comparison Chart web page was updated on 2011-02-09.