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Roblox vs Zscaler: Which Stock Looks Stronger in 2026?

Zscaler holds the cleaner structural position, with growth as the main driver and valuation adding further support. Roblox still has the edge on growth, which keeps the comparison from looking entirely one-sided. Both sides have seen trend damage — neither carries a clear market edge right now. With both trends damaged, the structural comparison carries most of the weight here.

The comparison is based on similar long-term financial trajectories, not sector labels. Both peer scores are relative to the Russell 1000 universe, making them directly comparable.

Updated 2026-08-16

On growth, the clearer edge sits with Roblox Corporation, while the overall score remains tighter and points the other way.

Trajectory Similarity
0.68
Moderately similar
Peer-set rank: #5
within Roblox Corporation's functional peer set

This comparison is anchored in long-term financial trajectory similarity within the selected peer universe.

A moderate similarity means the pair is structurally comparable, but not a near-twin trajectory match.

The match is driven mainly by margin consistency and revenue growth trajectory.

Similarity drivers
margin consistencyrevenue growth trajectory
How to read the score
0.85–1.00 · Very similar0.70–0.84 · Similar0.55–0.69 · Moderately similarbelow 0.55 · Loose match
Peer-Relative Score
RBLX
Roblox Corporation
38
Peer-Score
Signal qualitylow
Peer basis: Russell 1000
vs
ZS
Zscaler, Inc.
44
Peer-Score
Signal qualitylow
Peer basis: Russell 1000

Scores reflect position relative to comparable companies with similar long-term financial trajectories.

The clearest separation appears in growth.

Dimension spread: RBLX vs ZS Profitability 35 39 Stability 23 41 Valuation 30 59 Growth 71 33 RBLX ZS
Gap Ranking
#1 Growth +38
#2 Valuation +29
#3 Stability +18
#4 Profitability +4
Price Setup

Left means cheaper relative valuation. Higher means stronger structure.

Price setup map for RBLX and ZS Stronger + cheaper Stronger + richer Weaker + cheaper Weaker + richer RBLXZS Relative valuation Structural strength

The structural gap is limited here, but current pricing still leans against Roblox Corporation.

Valuation position uses peer-relative valuation score and Forward P/E where available.

Entry today — historical context

Where RBLX and ZS each sit in their own 5-year price and valuation history.

BASED ON 5-YEAR HISTORY RBLX Lower · below norm 0th 50th 100th 24 pct gap ZS Neutral · below norm 0th 50th 100th 25th 49th
Today RBLX sits in the lower-middle of its own 5-year history (25th percentile), while ZS sits higher in its own history (49th). Within each stock's own 5-year context, RBLX is at a historically more favourable entry position than ZS. This reflects entry timing, not which company is structurally stronger — peer-relative analysis is a separate question addressed above.

Describes historical entry positioning only. Descriptive — not investment advice.

Relative Position vs Comparable Companies
Growth
On growth, Roblox Corporation ranks near the top of the group; Zscaler, Inc. sits in the weaker half.
Valuation
Zscaler, Inc. sits in the stronger part of the group on valuation, while Roblox Corporation is closer to mid-pack.
Growth — Dominant Gap
RBLX
71
ZS
33
Gap+38in favour of RBLX

The current lead is backed by a stronger multi-year growth trajectory.

What else supports the lead

Zscaler, Inc. also shows lower market-fundamental divergence, which makes the lead look less detached from the underlying business picture.

What this means for the comparison

Growth is the clearest driver of the lead, with valuation adding further support — though growth still provides a real counterweight.

Explore full peer positioning in AssetNext

Break down the RBLX vs ZS comparison across all dimensions with the full interactive tool.

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Other comparisons with conflicting dimension signals

Explore how RBLX and ZS each compare against other companies in their peer groups.

Rule-based, descriptive analysis only. Derived from peer percentile dimensions. Not investment advice. Peer groups are determined algorithmically based on structural similarity — not by sector classification alone.

How AssetNext Peer Scores Work

AssetNext scores reflect each company's structural position within its functional peer group — not a ranking against all stocks simultaneously. Peers are identified by similarity across eight financial dimensions, including revenue growth trajectory, margin structure, capital intensity, and earnings stability. A score of 75 means the company ranks in the top quartile within its own peer group, not the entire market.

Four dimension scores drive the overall peer score: Growth (revenue trajectory and expansion dynamics), Quality (margin structure and capital efficiency), Valuation (peer-relative pricing on standard multiples), and Stability (earnings consistency and financial predictability). Each dimension is scored 0–100 relative to the peer group, then combined into an overall peer score using equal weighting.

Because scores are peer-relative, the same company can have slightly different scores in different index universes. On comparison pages, both companies are shown within their shared peer universe wherever possible — so the scores are directly comparable. The peer basis is stated on each score card.

Scores are recalculated periodically as underlying financial data is updated. All analysis is descriptive and rule-based — AssetNext describes structural realities and never issues buy, sell or hold recommendations.