Energy & Work converter

Rydberg to Electronvolt Converter

Converts rydberg to electronvolt for energy.

Enter value

From

Result

13.605693 eV

1 Ry = 13.605693 eV

Also equals

2.179872e-18J

2.179872e-21kJ

6.055201e-25kWh

5.210020e-22kcal

6.055201e-22Wh

2.066120e-21BTU

1.607791e-18ft·lb

Decimals

Need the reverse conversion?Electronvolt to Rydberg Converter

Conversion formula

eV = Ry × 13.605693123

1 rydberg equals 13.605693 electronvolt.

Rydberg to Electronvolt table

Rydberg (Ry)	Electronvolt (eV)
0.01	0.13605693123
0.1	1.360569312299
1	13.605693122994
2	27.211386245987
3	40.817079368981
5	68.028465614969
10	136.056931229937
20	272.113862459874
50	680.284656149685
100	1,360.569312299371
1,000	13,605.693122993705

About this conversion

This converter uses the displayed definition for rydberg and its recognized relationship to electronvolt. Calculations retain full precision internally, and only the visible result is rounded. You can swap the conversion direction without changing the underlying standard.

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Convert Rydberg to other energy & work units

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Frequently asked questions

How do I convert rydbergs to electronvolts?+

Enter the rydbergs value in the converter. The result uses the defined factor 13.6056931230 and is rounded only for display.

Does the converter keep full precision?+

Yes. Calculations retain high precision throughout each step, while the visible result is rounded for readability.

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