Which has grown faster, SPLK or ZS?

Over the past five years, ZS grew revenue faster — SPLK at a 18.52% CAGR versus ZS at 39.45%.

Is SPLK or ZS more profitable?

SPLK runs the higher net margin — SPLK at 6.26% versus ZS at -2.44%.

Which has been the better investment, SPLK or ZS?

Over the past 5-year, SPLK delivered the higher annualized total return — SPLK at 5.71% versus ZS at -8.08%. Past performance doesn't predict future results.

Splunk Inc. (SPLK) vs Zscaler, Inc. (ZS)

SPLK leads on 8 of 12 compared metrics.

A side-by-side comparison of Splunk Inc. and Zscaler, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of July 7, 2026. The ● marks the stronger figure on each row (cheaper multiple, higher margin/return).

Total return — SPLK vs ZS

growth of $100 · last 6y

SPLK +46.9%ZS +493.8%ZS compounded faster

SPLK ZS

SPLK vs ZS: by the numbers

•SPLK is the larger company ($26.44B vs $24.94B market cap).
•SPLK is profitable (6.26% net margin) while ZS runs a net loss (-2.44%).
•ZS grew revenue faster over the past five years (39.45% vs 18.52% CAGR).

Which is better, SPLK or ZS?

Metric tally: SPLK 8 · ZS 4

It depends on what you're optimizing for:

GrowthZS(faster 5Y revenue CAGR)

QualitySPLK(higher ROIC)

Metrics side by side

Valuation

Metric	SPLK	ZS
P/E ratio	104.60	—
Forward P/E	—	36.54
P/S ratio	6.29●	7.62
P/B ratio	35.82	10.22●
PEG ratio	0.71	—
EV / EBITDA	72.35●	5838.24
FCF yield	3.71%	3.97%●

Profitability

Metric	SPLK	ZS
Gross margin	79.74%●	76.67%
Operating margin	6.95%●	-4.73%
Net margin	6.26%●	-2.44%
ROE	35.61%●	-3.27%
ROIC	7.66%●	-3.18%

Growth (annualized)

Metric	SPLK	ZS
Revenue CAGR (5Y)	18.52%	39.45%●
FCF CAGR (5Y)	29.25%	49.89%●
Total return CAGR (5Y)	4.06%●	-8.08%

Frequently asked

Which is better, SPLK or ZS?: It depends on your goal. growth: ZS (faster 5Y revenue CAGR); quality: SPLK (higher ROIC). Across all compared metrics, SPLK leads 8 to 4.
Which has grown faster, SPLK or ZS?: Over the past five years, ZS grew revenue faster — SPLK at a 18.52% CAGR versus ZS at 39.45%.
Is SPLK or ZS more profitable?: SPLK runs the higher net margin — SPLK at 6.26% versus ZS at -2.44%.
Which has been the better investment, SPLK or ZS?: Over the past 5-year, SPLK delivered the higher annualized total return — SPLK at 5.71% versus ZS at -8.08%. Past performance doesn't predict future results.

Go deeper

Full SPLK analysis Full ZS analysis Interactive comparison tool

Dig into the metrics

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

Splunk & Zscaler appear in these rankings

Fastest Revenue Growth Stocks Highest ROE 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 July 7, 2026.