Which has grown faster, RBLX or ZS?

Over the past five years, ZS grew revenue faster — RBLX at a 32.30% CAGR versus ZS at 37.87%.

How have RBLX and ZS total returns compared?

Over the past 5 years, RBLX delivered -12.33% and ZS delivered -9.93% annualized total return. Past performance doesn't predict future results.

Roblox Corporation (RBLX) vs Zscaler, Inc. (ZS)

A side-by-side comparison of Roblox Corporation and Zscaler, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of September 13, 2026. Differences are shown without an overall score or investment verdict.

RBLX

Roblox Corporation

$33.88B

$47.43TechnologyDelayed quote: Sep 16, 2026, 4:00 PM EDT

Zscaler, Inc.

$30.98B

$191.58TechnologyDelayed quote: Sep 16, 2026, 4:00 PM EDT

Total return — RBLX vs ZS

growth of $100 · dividends reinvested · last 6y

RBLX -35.5% (-7.1%/yr)ZS -7.8% (-1.3%/yr)ZS compounded faster over this window

RBLX ZS

RBLX vs ZS: by the numbers

•RBLX is the larger company ($33.88B vs $30.98B market cap).
•Both run net losses; ZS's is the smaller (-1.88% vs -17.60% net margin).
•ZS grew revenue faster over the past five years (37.87% vs 32.30% CAGR).

Metrics side by side

Valuation

Metric	RBLX	ZS
Forward P/E	N/A	39.30
P/S ratio	5.96	9.24
P/B ratio	222.91	11.92
EV / EBITDA	N/A	543.16
FCF yield	4.84%	2.53%

Profitability

Metric	RBLX	ZS
Gross margin	78.94%	76.80%
Operating margin	-20.72%	-3.98%
Net margin	-17.60%	-1.88%
ROE	-658.31%	-2.43%
ROIC	-27.89%	-2.72%

Growth (annualized)

Metric	RBLX	ZS
Revenue CAGR (5Y)	32.30%	37.87%
FCF CAGR (5Y)	22.77%	42.77%
Total return CAGR (5Y)	-12.33%	-9.93%

Frequently asked

Which has grown faster, RBLX or ZS?: Over the past five years, ZS grew revenue faster — RBLX at a 32.30% CAGR versus ZS at 37.87%.
How have RBLX and ZS total returns compared?: Over the past 5 years, RBLX delivered -12.33% and ZS delivered -9.93% annualized total return. Past performance doesn't predict future results.

Go deeper

Full RBLX analysis Full ZS analysis Interactive comparison tool

Dig into the metrics

Roblox ROE Zscaler ROE Roblox operating margin Zscaler operating margin Roblox revenue growth Zscaler revenue growth Roblox free cash flow Zscaler free cash flow

Roblox & 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 September 13, 2026.