ANET vs CIEN

Arista Networks (ANET) and Ciena (CIEN) compared side by side. Arista Networks (ANET) is larger, with a market cap of $217.4B versus $45.4B for Ciena, about 4.8 times the size. On trailing earnings, ANET is cheaper at 58.6x versus 71.6x for CIEN.

Head to head

MetricANETCIEN
Market cap$217.4B$45.4B
P/E (TTM)58.6x71.6x
Forward P/E33.0x27.0x
Revenue (TTM)$10.5B$6.0B
Revenue growth37.7%37.0%
Gross margin63.0%44.1%
Operating margin45.4%18.1%
Free cash flow$5.2B$814.4M
Dividend yieldNoneNone
1-year return+12.8%+85.6%
5-year return (annual)+47.8%+43.5%
Max drawdown-52%-100%
FI Handbook gradeBB-

Highlighted: the stronger figure on metrics where higher or lower is clearly better.

Growth of $10,000 (5 years, price only)

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20222023202420252026
ANETCIEN

ANET vs CIEN FAQ

Which is bigger, ANET or CIEN?

Arista Networks (ANET) is larger, with a market cap of $217.4B versus $45.4B for Ciena, about 4.8 times the size.

Is ANET or CIEN cheaper?

On trailing earnings, ANET is cheaper at 58.6x versus 71.6x for CIEN. A lower P/E can reflect slower expected growth, so compare growth and margins too.

Which stock performed better over the past year, ANET or CIEN?

CIEN returned +85.6% over the past year including dividends, versus +12.8% for ANET, through October 23, 2026.

Full pages: Arista Networks · Ciena