The short version

From the latest prices and each company's SEC filings. Who's ahead on each measure, not which to buy.

  • L3Harris Technologies is the larger company, worth $44.6B, close to Rocket Lab USA's $41.1B.
  • Rocket Lab USA grew revenue faster over the last year (+62.0% vs +8.4%).
  • L3Harris Technologies keeps more of each dollar of revenue as operating profit (10.3% vs -29.1%).

Side by side

The stronger figure is shaded where higher (or, for valuation multiples, lower) reads as better. How the implied growth works.

MeasureLHXRKLB
Market cap$44.6B$41.1B
Share price$236.97$68.21
Revenue (last fiscal year)—$602M
Free cash flow (last fiscal year)$2.7B-$322M
Revenue growth, last year+8.4%+62.0%
Revenue growth per year, last 5 fiscal years—+76.3%
Operating margin10.3%-29.1%
Net margin4.8%-21.5%
Return on equity9.4%-4.7%
P/E (trailing)26.0x—
Price / free cash flow16.6x—
EV / EBITDA10.8x—
FCF growth the price implies2.6%—
Dividend yield1.2%—
Debt / equity1.11x0.20x
Fundamental gradeCD
Superinvestors holding it83
Insider purchases, last 12 months20

Results from SEC filings

Revenue and free cash flow by fiscal year, from each company's 10-K filings.

L3Harris Technologies

YearRevenueFree cash flowOp. margin
2021$17.8B$2.3B11.8%
2022$17.1B$1.9B6.6%
2023$19.4B$1.6B7.3%
2024$21.3B$2.2B9.0%
2025—$2.7B—

Rocket Lab USA

YearRevenueFree cash flowOp. margin
2021$62M-$97M-164.0%
2022$211M-$149M-64.1%
2023$245M-$154M-72.7%
2024$436M-$116M-43.5%
2025$602M-$322M-38.0%

Where the revenue comes from

L3Harris Technologies · by segments, 2024

SAS$6.9B32%
IMS$6.6B31%
CS$5.5B25%
AR$2.6B12%

Rocket Lab USA · by segments, 2025

Space Systems$403M67%
Launch Services$199M33%
Compare them in fullFifteen years of statements, quarterly results, DCF and IRR models, and any number of peers side by side.
Open LHX in Investingly

Questions

Which is bigger, L3Harris Technologies or Rocket Lab USA?

L3Harris Technologies (LHX), at $44.6B against $41.1B.

Which grows faster, LHX or RKLB?

Rocket Lab USA: revenue grew +62.0% over the last year, against +8.4%.

Prices and ratios as of the last daily update; statements from SEC filings. Information only, not investment advice.