MWA vs AWK

For growth investors, American Water Works Company, Inc.

(AWK) is the stronger pick with 9. 7% revenue growth year-over-year, versus 8. 7% for Mueller Water Products, Inc. (MWA). American Water Works Company, Inc. (AWK) offers the better valuation at 22. 0x trailing P/E (20. 6x forward), making it the more compelling value choice. Analysts rate Mueller Water Products, Inc. (MWA) a "Hold" — based on 21 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, American Water Works Company, Inc.

(AWK) is the cheapest at 22. 0x versus Mueller Water Products, Inc. at 22. 2x. On forward P/E, Mueller Water Products, Inc. is actually cheaper at 18. 8x — notably different from the trailing picture, reflecting expected earnings growth. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: Mueller Water Products, Inc. wins at 0. 85x versus American Water Works Company, Inc. 's 2. 62x — a PEG below 1. 0 traditionally signals the market is underpricing earnings growth.

Over the past 5 years, Mueller Water Products, Inc.

(MWA) delivered a total return of +90. 8%, compared to -8. 7% for American Water Works Company, Inc. (AWK). Over 10 years, the gap is even starker: MWA returned +181. 9% versus AWK's +100. 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), American Water Works Company, Inc.

(AWK) is the lower-risk stock at -0. 48β versus Mueller Water Products, Inc. 's 1. 02β — meaning MWA is approximately -312% more volatile than AWK relative to the S&P 500. On balance sheet safety, Mueller Water Products, Inc. (MWA) carries a lower debt/equity ratio of 46% versus 147% for American Water Works Company, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), American Water Works Company, Inc.

(AWK) is pulling ahead at 9. 7% versus 8. 7% for Mueller Water Products, Inc. (MWA). On earnings-per-share growth, the picture is similar: Mueller Water Products, Inc. grew EPS 64. 9% year-over-year, compared to 5. 8% for American Water Works Company, Inc.. Over a 3-year CAGR, AWK leads at 10. 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.

American Water Works Company, Inc.

(AWK) is the more profitable company, earning 21. 6% net margin versus 13. 4% for Mueller Water Products, Inc. — meaning it keeps 21. 6% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: AWK leads at 36. 6% versus 18. 2% for MWA. At the gross margin level — before operating expenses — AWK leads at 43. 3%, 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.

The PEG ratio (forward P/E divided by expected earnings growth rate) is the most precise measure of undervaluation relative to growth potential.

By this metric, Mueller Water Products, Inc. (MWA) is the more undervalued stock at a PEG of 0. 85x versus American Water Works Company, Inc. 's 2. 62x. A PEG below 1. 0 is traditionally considered the threshold for growth-adjusted undervaluation. On forward earnings alone, Mueller Water Products, Inc. (MWA) trades at 18. 8x forward P/E versus 20. 6x for American Water Works Company, Inc. — 1. 8x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for MWA: 22. 8% to $33. 33.

All stocks in this comparison pay dividends.

American Water Works Company, Inc. (AWK) offers the highest yield at 2. 6%, versus 1. 0% for Mueller Water Products, Inc. (MWA).

For long-horizon retirement investors, American Water Works Company, Inc.

(AWK) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β -0. 48), 2. 6% yield, +100. 9% 10Y return). Both have compounded well over 10 years (AWK: +100. 9%, MWA: +181. 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.

These companies operate in different sectors (MWA (Industrials) and AWK (Utilities)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

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.