Which has grown faster, FFIV or ZS?

Over the past five years, ZS grew revenue faster — FFIV at a 5.49% CAGR versus ZS at 39.45%.

Is FFIV or ZS more profitable?

FFIV runs the higher net margin — FFIV at 21.96% versus ZS at -2.44%.

Which has been the better investment, FFIV or ZS?

Over the past 5-year, FFIV delivered the higher annualized total return — FFIV at 12.74% versus ZS at -9.02%. Past performance doesn't predict future results.

F5, Inc. (FFIV) vs Zscaler, Inc. (ZS)

FFIV leads on 9 of 13 compared metrics.

A side-by-side comparison of F5, Inc. and Zscaler, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of June 15, 2026. The ● marks the stronger figure on each row (cheaper multiple, higher margin/return).

Total return — FFIV vs ZS

growth of $100 · last 8y

FFIV +167.4%ZS +292.5%ZS compounded faster

FFIV ZS

FFIV vs ZS: by the numbers

•FFIV is the larger company ($22.35B vs $20.94B market cap).
•FFIV is profitable (21.96% net margin) while ZS runs a net loss (-2.44%).
•ZS grew revenue faster over the past five years (39.45% vs 5.49% CAGR).

Which is better, FFIV or ZS?

Metric tally: FFIV 9 · ZS 4

It depends on what you're optimizing for:

GrowthZS(faster 5Y revenue CAGR)

QualityFFIV(higher ROIC)

Metrics side by side

Valuation

Metric	FFIV	ZS
P/E ratio	32.50	—
Forward P/E	24.03●	28.16
P/S ratio	7.04	6.56●
P/B ratio	6.22●	8.80
PEG ratio	1.13	—
EV / EBITDA	23.47●	314.12
FCF yield	4.24%	4.61%●

Profitability

Metric	FFIV	ZS
Gross margin	81.90%●	76.67%
Operating margin	24.65%●	-4.73%
Net margin	21.96%●	-2.44%
ROE	19.41%●	-3.27%
ROIC	13.85%●	-3.18%

Growth (annualized)

Metric	FFIV	ZS
Revenue CAGR (5Y)	5.49%	39.45%●
EPS CAGR (5Y)	18.82%	—
FCF CAGR (5Y)	11.35%	49.89%●
Total return CAGR (5Y)	15.49%●	-9.02%

Frequently asked

Which is better, FFIV or ZS?: It depends on your goal. growth: ZS (faster 5Y revenue CAGR); quality: FFIV (higher ROIC). Across all compared metrics, FFIV leads 9 to 4.
Which has grown faster, FFIV or ZS?: Over the past five years, ZS grew revenue faster — FFIV at a 5.49% CAGR versus ZS at 39.45%.
Is FFIV or ZS more profitable?: FFIV runs the higher net margin — FFIV at 21.96% versus ZS at -2.44%.
Which has been the better investment, FFIV or ZS?: Over the past 5-year, FFIV delivered the higher annualized total return — FFIV at 12.74% versus ZS at -9.02%. Past performance doesn't predict future results.

Go deeper

Full FFIV analysis Full ZS analysis Interactive comparison tool

Dig into the metrics

F5 P/E ratio Zscaler P/E ratio F5 dividend yield Zscaler dividend yield F5 ROE Zscaler ROE F5 operating margin Zscaler operating margin F5 revenue growth Zscaler revenue growth F5 free cash flow Zscaler free cash flow

F5 & Zscaler appear in these rankings

Fastest Revenue Growth Stocks Highest FCF Yield Stocks

Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified June 15, 2026.