RKLB vs LMT vs RTX vs NOC vs GD

For growth investors, Rocket Lab USA, Inc.

(RKLB) is the stronger pick with 38. 0% revenue growth year-over-year, versus 2. 2% for Northrop Grumman Corporation (NOC). Northrop Grumman Corporation (NOC) offers the better valuation at 19. 0x trailing P/E (19. 8x forward), making it the more compelling value choice. Analysts rate Rocket Lab USA, Inc. (RKLB) a "Buy" — based on 18 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, Northrop Grumman Corporation (NOC) is the cheapest at 19.

0x versus RTX Corporation at 35. 6x. On forward P/E, Lockheed Martin Corporation is actually cheaper at 17. 1x — 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: Northrop Grumman Corporation wins at 2. 23x versus General Dynamics Corporation's 2. 99x.

Over the past 5 years, Rocket Lab USA, Inc.

(RKLB) delivered a total return of +686. 6%, compared to +46. 9% for Lockheed Martin Corporation (LMT). Over 10 years, the gap is even starker: RKLB returned +706. 4% versus LMT's +156. 2%. 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), Northrop Grumman Corporation (NOC) is the lower-risk stock at 0.

03β versus Rocket Lab USA, Inc. 's 2. 91β — meaning RKLB is approximately 10075% more volatile than NOC relative to the S&P 500. On balance sheet safety, Rocket Lab USA, Inc. (RKLB) carries a lower debt/equity ratio of 15% versus 3% for Lockheed Martin Corporation — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Rocket Lab USA, Inc.

(RKLB) is pulling ahead at 38. 0% versus 2. 2% for Northrop Grumman Corporation (NOC). On earnings-per-share growth, the picture is similar: RTX Corporation grew EPS 39. 7% year-over-year, compared to -3. 7% for Lockheed Martin Corporation. Over a 3-year CAGR, RKLB leads at 41. 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.

Northrop Grumman Corporation (NOC) is the more profitable company, earning 10.

0% net margin versus -32. 9% for Rocket Lab USA, Inc. — meaning it keeps 10. 0% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: LMT leads at 10. 3% versus -38. 0% for RKLB. At the gross margin level — before operating expenses — RKLB leads at 34. 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.

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, Northrop Grumman Corporation (NOC) is the more undervalued stock at a PEG of 2. 23x versus General Dynamics Corporation's 2. 99x. Both stocks trade at elevated growth-adjusted valuations, so expected growth needs to materialise. On forward earnings alone, Lockheed Martin Corporation (LMT) trades at 17. 1x forward P/E versus 25. 5x for RTX Corporation — 8. 4x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for NOC: 32. 5% to $731. 46.

In this comparison, LMT (2.

6% yield), GD (1. 7% yield), NOC (1. 6% yield), RTX (1. 5% yield) pay a dividend. RKLB does not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Northrop Grumman Corporation (NOC) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0.

03), 1. 6% yield, +186. 0% 10Y return). Rocket Lab USA, Inc. (RKLB) carries a higher beta of 2. 91 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (NOC: +186. 0%, RKLB: +706. 4%), 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 Industrials sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

In terms of investment character: RKLB is a mid-cap high-growth stock; LMT is a mid-cap quality compounder stock; RTX is a large-cap quality compounder stock; NOC is a mid-cap quality compounder stock; GD is a mid-cap quality compounder stock. LMT, RTX, NOC, GD pay a dividend while RKLB 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.