RERE vs EBAY vs BACK

For growth investors, ATRenew Inc.

(RERE) is the stronger pick with 25. 9% revenue growth year-over-year, versus -98. 6% for IMAC Holdings, Inc. (BACK). eBay Inc. (EBAY) offers the better valuation at 24. 5x trailing P/E (17. 4x forward), making it the more compelling value choice. Analysts rate ATRenew Inc. (RERE) a "Buy" — based on 2 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.

On forward P/E, ATRenew Inc.

is actually cheaper at 1. 5x — notably different from the trailing picture, reflecting expected earnings growth.

Over the past 5 years, eBay Inc.

(EBAY) delivered a total return of +86. 3%, compared to -99. 9% for IMAC Holdings, Inc. (BACK). Over 10 years, the gap is even starker: EBAY returned +369. 5% versus BACK's -100. 0%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

By beta (market sensitivity over 5 years), IMAC Holdings, Inc.

(BACK) is the lower-risk stock at 0. 05β versus ATRenew Inc. 's 1. 36β — meaning RERE is approximately 2874% more volatile than BACK relative to the S&P 500. On balance sheet safety, ATRenew Inc. (RERE) carries a lower debt/equity ratio of 10% versus 160% for eBay Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), ATRenew Inc.

(RERE) is pulling ahead at 25. 9% versus -98. 6% for IMAC Holdings, Inc. (BACK). On earnings-per-share growth, the picture is similar: ATRenew Inc. grew EPS 94. 7% year-over-year, compared to -5. 4% for IMAC Holdings, Inc.. Over a 3-year CAGR, RERE leads at 28. 0% annualised revenue growth. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.

eBay Inc.

(EBAY) is the more profitable company, earning 18. 3% net margin versus -125. 5% for IMAC Holdings, Inc. — meaning it keeps 18. 3% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: EBAY leads at 20. 5% versus -78. 0% for BACK. At the gross margin level — before operating expenses — EBAY leads at 71. 5%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.

On forward earnings alone, ATRenew Inc.

(RERE) trades at 1. 5x forward P/E versus 17. 4x for eBay Inc. — 15. 9x cheaper on a one-year earnings basis.

In this comparison, BACK (100.

0% yield), EBAY (1. 1% yield) pay a dividend. RERE does not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, IMAC Holdings, Inc.

(BACK) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 05), 100. 0% yield). Both have compounded well over 10 years (BACK: -100. 0%, RERE: -73. 2%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.

These companies operate in different sectors (RERE (Consumer Cyclical) and EBAY (Consumer Cyclical) and BACK (Healthcare)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

In terms of investment character: RERE is a small-cap high-growth stock; EBAY is a mid-cap quality compounder stock; BACK is a small-cap income-oriented stock. EBAY, BACK pay a dividend while RERE does not, making them suitable for different income and tax situations. These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.