Based on the calculations I made for the following companies, which ratios/numbers would I use to determine which business would be the better investment?

The companies are O'Reilly Automotive vs Autozone. The top grid box are what I calculated from the two companies income statements and balance sheets below.

		OReilly Automotive	Autozone
1	Gross Profit, $	$6,085,692,000	$6,770,753,000
2	Earnings Per Share (EPS), $	$24.65	$ 74.10
3	Return on Sales, %	15.10%	0.14%
4	Return on Equity, %	12.50%	-1.97%
5	Current Ratio	0.86	1.08
6	Debt to Equity Ratio, %	81.68%	-17.43%

	Dollar General (DG)	Dollar Tree (DLTR)	O'Reilly Automotive (ORLY)	AutoZone (AZO)
Income Statement*
Total Revenue	$33,746,839,000	$25,509,300,000	$11,604,493,000	$12,631,967,000
Cost of Revenue	$23,027,977,000	$17,721,000,000	$5,518,801,000	$5,861,214,000
Net Income	$2,655,050,000	$1,341,900,000	$1,752,302,000	$1,732,972,000
Balance Sheet**
Current Assets	$6,914,219,000	$5,050,800,000	$4,499,787,000	$6,811,872,000
Total Assets	$25,862,624,000	$20,696,000,000	$11,596,642,000	$14,423,872,000
Current Liabilities	$5,710,783,000	$3,730,300,000	$5,262,417,000	$6,283,091,000
Total Liabilities	$19,201,386,000	$13,410,700,000	$11,456,384,000	$15,301,849,000
Stockholders' Equity	$6,661,238,000	$7,285,300,000	$140,258,000	-$877,977,000
Number of Shares	240,785,000	233,383,000	71,123,000	23,376,000
* Financials from Yahoo Finance, retrieved 08/2021; Income Statement: 1/31/2021 ** Balance Sheet: 1/31/21 (DG, DLTR) 8/31/20 (AZO), 12/31/2020 (ORLY).
Retailers ranked #16, #19 & #36, #42 from Top 100 Retailers 2021 List, National Retail Federation