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Harmonic vs Comtech Telecommunications: HLIT and CMTL compared
Harmonic is the larger company: $149M of revenue in its latest quarter (Q3 2026) against $106M for Comtech Telecommunications (Q3 FY26). Harmonic is growing faster (+64% against -16% a year earlier). Harmonic is more profitable, with an operating margin of 17.6% against -2.9%.
Where the money goes: HLIT and CMTL
Harmonic (HLIT) · Q3 2026
Harmonic, Q3 2026: revenue $149M (+64% year over year), operating margin 17.6%, net earnings $14.6M, operating cash flow $50.2M. The chart follows the revenue to costs, profit and cash.
Comtech Telecommunications (CMTL) · Q3 FY26
Comtech Telecommunications, Q3 FY26: revenue $106M (-16% year over year), operating margin -2.9%, net loss $3.5M, operating cash flow $6.1M. The chart follows the revenue to costs, profit and cash.
| Harmonic (HLIT) | Comtech Telecommunications (CMTL) | |
|---|---|---|
| Latest quarter | Q3 2026 | Q3 FY26 |
| Revenue | $149M | $106M |
| Revenue growth, Y/Y | +64% | -16% |
| Gross margin | 51.8% | — |
| Operating margin | 17.6% | -2.9% |
| Net earnings | $14.6M | −$3.5M |
| Net margin | 9.8% | -3.3% |
| Operating cash flow | $50.2M | $6.1M |
| Free cash flow | $47.4M | $673K |
Where the revenue comes from
Harmonic
- Appliance Integration: $137M (92%)
- Saa S Service: $11.7M (8%)
Comtech Telecommunications
- Allerium: $55.7M (53%)
- Satellite and Space Communications: $50.3M (47%)
Questions
Which is bigger, Harmonic or Comtech Telecommunications?
Harmonic is the larger company: $149M of revenue in its latest quarter (Q3 2026) against $106M for Comtech Telecommunications (Q3 FY26).
Is Harmonic or Comtech Telecommunications growing faster?
Harmonic is growing faster (+64% against -16% a year earlier).
Which is more profitable, Harmonic or Comtech Telecommunications?
Harmonic is more profitable, with an operating margin of 17.6% against -2.9%.
More: Harmonic earnings · how Harmonic makes money · Comtech Telecommunications earnings · how Comtech Telecommunications makes money
From the companies' latest 10-Q, 10-K or earnings release (10-Q filed Nov 6, 2026; 10-Q filed Jun 15, 2026). Fiscal quarters can end on different dates. Not investment advice.