XPEL vs PKOH vs MPAA vs NNBR

For growth investors, XPEL, Inc.

(XPEL) is the stronger pick with 13. 3% revenue growth year-over-year, versus -9. 1% for NN, Inc. (NNBR). Park-Ohio Holdings Corp. (PKOH) offers the better valuation at 18. 1x trailing P/E (10. 0x forward), making it the more compelling value choice. Analysts rate XPEL, Inc. (XPEL) a "Buy" — based on 6 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 trailing P/E, Park-Ohio Holdings Corp.

(PKOH) is the cheapest at 18. 1x versus XPEL, Inc. at 23. 8x. On forward P/E, Park-Ohio Holdings Corp. is actually cheaper at 10. 0x.

Over the past 5 years, Park-Ohio Holdings Corp.

(PKOH) delivered a total return of -12. 1%, compared to -63. 4% for NN, Inc. (NNBR). Over 10 years, the gap is even starker: XPEL returned +712. 6% versus NNBR's -75. 7%. 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), Motorcar Parts of America, Inc.

(MPAA) is the lower-risk stock at 0. 99β versus NN, Inc. 's 2. 04β — meaning NNBR is approximately 107% more volatile than MPAA relative to the S&P 500. On balance sheet safety, XPEL, Inc. (XPEL) carries a lower debt/equity ratio of 8% versus 174% for Park-Ohio Holdings Corp. — giving it more financial flexibility in a downturn.

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

(XPEL) is pulling ahead at 13. 3% versus -9. 1% for NN, Inc. (NNBR). On earnings-per-share growth, the picture is similar: Motorcar Parts of America, Inc. grew EPS 60. 6% year-over-year, compared to -46. 7% for Park-Ohio Holdings Corp.. Over a 3-year CAGR, XPEL leads at 13. 7% 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.

XPEL, Inc.

(XPEL) is the more profitable company, earning 10. 8% net margin versus -8. 1% for NN, Inc. — meaning it keeps 10. 8% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: XPEL leads at 13. 2% versus -4. 3% for NNBR. At the gross margin level — before operating expenses — XPEL leads at 42. 2%, 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, Park-Ohio Holdings Corp.

(PKOH) trades at 10. 0x forward P/E versus 43. 6x for NN, Inc. — 33. 6x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for MPAA: 74. 4% to $20. 00.

In this comparison, PKOH (1.

8% yield) pays a dividend. XPEL, MPAA, NNBR do not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Park-Ohio Holdings Corp.

(PKOH) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (1. 8% yield). NN, Inc. (NNBR) carries a higher beta of 2. 04 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (PKOH: +45. 4%, NNBR: -75. 7%), 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 (XPEL (Consumer Cyclical) and PKOH (Industrials) and MPAA (Consumer Cyclical) and NNBR (Industrials)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

PKOH pays a dividend while XPEL, MPAA, NNBR do 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.