Regulatory and Capital Adequacy (Tables)

12 Months Ended

Dec. 31, 2020

Schedule of Comparison of Capital Ratios

The following table provides a comparison of our regulatory capital amounts and ratios under the Basel III Standardized Approach subject to the applicable transition provisions, the regulatory minimum capital adequacy ratios and the PCA well-capitalized level for each ratio, where applicable, as of December 31, 2020 and 2019.

Table 11.1: Capital Ratios Under Basel III(1)


	December 31, 2020								December 31, 2019
(Dollars in millions)	Capital Amount		Capital Ratio		Minimum Capital Adequacy		Well- Capitalized		Capital Amount		Capital Ratio		Minimum Capital Adequacy		Well- Capitalized
Capital One Financial Corp:
Common equity Tier 1 capital(2)	$	40,736	13.7	%	4.5	%	N/A		$	38,162	12.2	%	4.5	%	N/A
Tier 1 capital(3)	45,583		15.3		6.0		6.0	%	43,015		13.7		6.0		6.0	%
Total capital(4)	52,788		17.7		8.0		10.0		50,348		16.1		8.0		10.0
Tier 1 leverage(5)	45,583		11.2		4.0		N/A		43,015		11.7		4.0		N/A
Supplementary leverage(6)	45,583		10.7		3.0		N/A		43,015		9.9		3.0		N/A
COBNA:
Common equity Tier 1 capital(2)	19,924		21.5		4.5		6.5		17,883		16.1		4.5		6.5
Tier 1 capital(3)	19,924		21.5		6.0		8.0		17,883		16.1		6.0		8.0
Total capital(4)	21,708		23.4		8.0		10.0		20,109		18.1		8.0		10.0
Tier 1 leverage(5)	19,924		18.3		4.0		5.0		17,883		14.8		4.0		5.0
Supplementary leverage(6)	19,924		14.7		3.0		N/A		17,883		12.1		3.0		N/A
CONA:
Common equity Tier 1 capital(2)	26,671		12.4		4.5		6.5		28,445		13.4		4.5		6.5
Tier 1 capital(3)	26,671		12.4		6.0		8.0		28,445		13.4		6.0		8.0
Total capital(4)	29,369		13.7		8.0		10.0		30,852		14.5		8.0		10.0
Tier 1 leverage(5)	26,671		7.6		4.0		5.0		28,445		9.2		4.0		5.0
Supplementary leverage(6)	26,671		6.9		3.0		N/A		28,445		8.2		3.0		N/A

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(1)Capital requirements that are not applicable are denoted by “N/A.”

(2)Common equity Tier 1 capital ratio is a regulatory capital measure calculated based on common equity Tier 1 capital divided by risk-weighted assets.

(3)Tier 1 capital ratio is a regulatory capital measure calculated based on Tier 1 capital divided by risk-weighted assets.

(4)Total capital ratio is a regulatory capital measure calculated based on total capital divided by risk-weighted assets.

(5)Tier 1 leverage ratio is a regulatory capital measure calculated based on Tier 1 capital divided by adjusted average assets.

(6)Supplementary leverage ratio is a regulatory capital measure calculated based on Tier 1 capital divided by total leverage exposure.