WPRT vs ALSN

For growth investors, Allison Transmission Holdings, Inc.

(ALSN) is the stronger pick with -6. 7% revenue growth year-over-year, versus -8. 9% for Westport Fuel Systems Inc. (WPRT). Allison Transmission Holdings, Inc. (ALSN) offers the better valuation at 16. 8x trailing P/E (13. 6x forward), making it the more compelling value choice. Analysts rate Allison Transmission Holdings, Inc. (ALSN) a "Hold" — based on 29 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.

Over the past 5 years, Allison Transmission Holdings, Inc.

(ALSN) delivered a total return of +183. 5%, compared to -96. 9% for Westport Fuel Systems Inc. (WPRT). Over 10 years, the gap is even starker: ALSN returned +373. 8% versus WPRT's -91. 9%. 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), Westport Fuel Systems Inc.

(WPRT) is the lower-risk stock at 0. 88β versus Allison Transmission Holdings, Inc. 's 1. 11β — meaning ALSN is approximately 26% more volatile than WPRT relative to the S&P 500. On balance sheet safety, Westport Fuel Systems Inc. (WPRT) carries a lower debt/equity ratio of 39% versus 156% for Allison Transmission Holdings, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Allison Transmission Holdings, Inc.

(ALSN) is pulling ahead at -6. 7% versus -8. 9% for Westport Fuel Systems Inc. (WPRT). On earnings-per-share growth, the picture is similar: Westport Fuel Systems Inc. grew EPS 56. 9% year-over-year, compared to -11. 8% for Allison Transmission Holdings, Inc.. Over a 3-year CAGR, ALSN leads at 2. 8% 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.

Allison Transmission Holdings, Inc.

(ALSN) is the more profitable company, earning 20. 7% net margin versus -7. 2% for Westport Fuel Systems Inc. — meaning it keeps 20. 7% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: ALSN leads at 32. 3% versus -8. 2% for WPRT. At the gross margin level — before operating expenses — ALSN leads at 48. 4%, 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.

In this comparison, ALSN (0.

9% yield) pays a dividend. WPRT does not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Allison Transmission Holdings, Inc.

(ALSN) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 1. 11), 0. 9% yield, +373. 8% 10Y return). Both have compounded well over 10 years (ALSN: +373. 8%, WPRT: -91. 9%), 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.

Both stocks operate in the Consumer Cyclical sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

In terms of investment character: WPRT is a small-cap quality compounder stock; ALSN is a mid-cap deep-value stock. ALSN pays a dividend while WPRT 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.