Comprehensive Stock Comparison
Compare Allot Ltd. (ALLT) vs Zscaler, Inc. (ZS) Stock
Analyze side-by-side fundamentals, valuation, growth, and profitability to decide which stock is the better buy.
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Quick Verdict
| Category | Winner | Why |
|---|---|---|
| Growth | ZS | 23.3% revenue growth vs ALLT's 10.6% |
| Value | ALLT | Lower P/E (20.2x vs 36.8x) |
| Quality / Margins | ALLT | 3.6% net margin vs ZS's -2.3% |
| Stability / Safety | ZS | Beta 1.27 vs ALLT's 1.72 |
| Dividends | Tie | Neither pays a meaningful dividend |
| Momentum (1Y) | ALLT | +7.1% vs ZS's -25.1% |
| Efficiency (ROA) | ALLT | 2.1% ROA vs ZS's -1.0%, ROIC 2.9% vs -8.4% |
Who Each Stock Is For
Income & stability
Growth exposure
Long-term compounding (10Y)
Sleep-well-at-night portfolio
Defensive / Recession hedge
Business Model
What each company does and how it makes money
Allot Ltd. is a cybersecurity company that provides network intelligence and security solutions primarily to telecom carriers and service providers. It generates revenue through software licensing and subscription services for its security platforms — which include network protection, DDoS mitigation, and endpoint security solutions — sold to communication service providers globally. The company's key advantage is its deep integration with carrier networks, enabling real-time traffic analysis and security enforcement at the network level rather than just at endpoints.
Zscaler is a cloud-native security platform that provides secure internet and private application access without traditional network hardware. It generates revenue primarily through subscription fees for its Zero Trust Exchange platform — with its core Zscaler Internet Access and Zscaler Private Access solutions driving most of its business. The company's key advantage is its massive, globally distributed cloud architecture that processes over 300 billion daily transactions, creating significant scale and data advantages that competitors cannot easily replicate.
Revenue Breakdown by Segment
How each company's revenue is distributed across its business units
Financial Metrics Comparison
Side-by-side fundamentals across 2 stocks. BestLagging
Financial Scorecard
ALLT leads in 2 of 6 categories (Valuation Metrics, Profitability & Efficiency). ZS leads in 1 (Financial Metrics). 2 tied.
Financial Metrics (TTM)
ZS is the larger business by revenue, generating $3.0B annually — 29.4x ALLT's $102M. ALLT is the more profitable business, keeping 3.6% of every revenue dollar as net income compared to ZS's -2.3%. On growth, ZS holds the edge at +25.9% YoY revenue growth, suggesting stronger near-term business momentum.
| Metric | ALLTAllot Ltd. | ZSZscaler, Inc. |
|---|---|---|
| RevenueTrailing 12 months | $102M | $3.0B |
| EBITDAEarnings before interest/tax | $8M | -$52M |
| Net IncomeAfter-tax profit | $4M | -$68M |
| Free Cash FlowCash after capex | $16M | $944M |
| Gross MarginGross profit ÷ Revenue | +70.3% | +76.6% |
| Operating MarginEBIT ÷ Revenue | +3.5% | -4.8% |
| Net MarginNet income ÷ Revenue | +3.6% | -2.3% |
| FCF MarginFCF ÷ Revenue | +16.1% | +31.4% |
| Rev. Growth (YoY)Latest quarter vs prior year | +14.0% | +25.9% |
| EPS Growth (YoY)Latest quarter vs prior year | — | -3.2% |
Valuation Metrics
| Metric | ALLTAllot Ltd. | ZSZscaler, Inc. |
|---|---|---|
| Market CapShares × price | $251M | $23.6B |
| Enterprise ValueMkt cap + debt − cash | $241M | $23.0B |
| Trailing P/EPrice ÷ TTM EPS | 79.05x | -544.41x |
| Forward P/EPrice ÷ next-FY EPS est. | 20.24x | 36.83x |
| PEG RatioP/E ÷ EPS growth rate | — | — |
| EV / EBITDAEnterprise value multiple | 31.51x | — |
| Price / SalesMarket cap ÷ Revenue | 2.46x | 8.83x |
| Price / BookPrice ÷ Book value/share | 2.58x | 12.61x |
| Price / FCFMarket cap ÷ FCF | 16.17x | 32.48x |
Profitability & Efficiency
ALLT delivers a 3.3% return on equity — every $100 of shareholder capital generates $3 in annual profit, vs $-3 for ZS. ALLT carries lower financial leverage with a 0.10x debt-to-equity ratio, signaling a more conservative balance sheet compared to ZS's 1.00x. On the Piotroski fundamental quality scale (0–9), ALLT scores 7/9 vs ZS's 4/9, reflecting strong financial health.
| Metric | ALLTAllot Ltd. | ZSZscaler, Inc. |
|---|---|---|
| ROE (TTM)Return on equity | +3.3% | -3.1% |
| ROA (TTM)Return on assets | +2.1% | -1.0% |
| ROICReturn on invested capital | +2.9% | -8.4% |
| ROCEReturn on capital employed | +3.1% | -4.6% |
| Piotroski ScoreFundamental quality 0–9 | 7 | 4 |
| Debt / EquityFinancial leverage | 0.10x | 1.00x |
| Net DebtTotal debt minus cash | -$10M | -$592M |
| Cash & Equiv.Liquid assets | $21M | $2.4B |
| Total DebtShort + long-term debt | $11M | $1.8B |
| Interest CoverageEBIT ÷ Interest expense | — | 8.97x |
Total Returns (with DRIP)
A $10,000 investment in ZS five years ago would be worth $6,994 today (with dividends reinvested), compared to $3,985 for ALLT. Over the past 12 months, ALLT leads with a +7.1% total return vs ZS's -25.1%. The 3-year compound annual growth rate (CAGR) favors ALLT at 28.3% vs ZS's 3.9% — a key indicator of consistent wealth creation.
| Metric | ALLTAllot Ltd. | ZSZscaler, Inc. |
|---|---|---|
| YTD ReturnYear-to-date | -34.4% | -33.4% |
| 1-Year ReturnPast 12 months | +7.1% | -25.1% |
| 3-Year ReturnCumulative with dividends | +111.3% | +12.1% |
| 5-Year ReturnCumulative with dividends | -60.2% | -30.1% |
| 10-Year ReturnCumulative with dividends | +40.3% | +345.4% |
| CAGR (3Y)Annualised 3-year return | +28.3% | +3.9% |
Risk & Volatility
ZS is the less volatile stock with a 1.27 beta — it tends to amplify market swings less than ALLT's 1.72 beta. A beta below 1.0 means the stock typically moves less than the S&P 500. ALLT currently trades 53.2% from its 52-week high vs ZS's 43.6% drawdown — a narrower gap to the peak suggests stronger recent price momentum.
| Metric | ALLTAllot Ltd. | ZSZscaler, Inc. |
|---|---|---|
| Beta (5Y)Sensitivity to S&P 500 | 1.72x | 1.27x |
| 52-Week HighHighest price in past year | $11.92 | $336.99 |
| 52-Week LowLowest price in past year | $4.37 | $140.56 |
| % of 52W HighCurrent price vs 52-week peak | +53.2% | +43.6% |
| RSI (14)Momentum oscillator 0–100 | 24.9 | 41.7 |
| Avg Volume (50D)Average daily shares traded | 313K | 1.7M |
Analyst Outlook
Wall Street rates ALLT as "Buy" and ZS as "Buy". Consensus price targets imply 122.9% upside for ALLT (target: $14) vs 96.5% for ZS (target: $289).
| Metric | ALLTAllot Ltd. | ZSZscaler, Inc. |
|---|---|---|
| Analyst RatingConsensus buy/hold/sell | Buy | Buy |
| Price TargetConsensus 12-month target | $14.13 | $288.85 |
| # AnalystsCovering analysts | 14 | 52 |
| Dividend YieldAnnual dividend ÷ price | — | — |
| Dividend StreakConsecutive years of raises | — | — |
| Dividend / ShareAnnual DPS | — | — |
| Buyback YieldShare repurchases ÷ mkt cap | 0.0% | 0.0% |
Historical Charts
Charts are rendered on first load. Hover for details.
Chart 1Total Return — 5 Years (Rebased to 100)
| Stock | Feb 20 | Feb 26 | Change |
|---|---|---|---|
| Allot Ltd. (ALLT) | 100 | 91.24 | -8.8% |
| Zscaler, Inc. (ZS) | 100 | 385.86 | +285.9% |
Zscaler, Inc. (ZS) returned -30% over 5 years vs Allot Ltd. (ALLT)'s -60%.
Chart 2Revenue Growth — 10 Years
| Stock | 2016 | 2025 | Change |
|---|---|---|---|
| Allot Ltd. (ALLT) | $90M | $102M | +12.9% |
| Zscaler, Inc. (ZS) | $80M | $2.7B | +3227.9% |
Allot Ltd.'s revenue grew from $90M (2016) to $102M (2025) — a 1.4% CAGR. Zscaler, Inc.'s revenue grew from $80M (2016) to $2.7B (2025) — a 47.6% CAGR.
Chart 3Net Margin Trend — 10 Years
| Stock | 2016 | 2025 | Change |
|---|---|---|---|
| Allot Ltd. (ALLT) | -8.8% | 3.6% | +141.1% |
| Zscaler, Inc. (ZS) | -34.2% | -1.6% | +95.5% |
Allot Ltd.'s net margin went from -9% (2016) to 4% (2025). Zscaler, Inc.'s net margin went from -34% (2016) to -2% (2025).
Chart 4EPS Growth — 10 Years
| Stock | 2016 | 2025 | Change |
|---|---|---|---|
| Allot Ltd. (ALLT) | -0.24 | 0.08 | +133.4% |
| Zscaler, Inc. (ZS) | -0.98 | -0.27 | +72.4% |
Allot Ltd.'s EPS grew from $-0.24 (2016) to $0.08 (2025). Zscaler, Inc.'s EPS grew from $-0.98 (2016) to $-0.27 (2025).
Chart 5Free Cash Flow — 5 Years
Allot Ltd. generated $15M FCF in 2025 (+197% vs 2021). Zscaler, Inc. generated $727M FCF in 2025 (+406% vs 2021).
ALLT vs ZS: Frequently Asked Questions
9 questions · data-driven answers · updated daily
01Is ALLT or ZS a better buy right now?
Allot Ltd. (ALLT) offers the better valuation at 79.1x trailing P/E (20.2x forward), making it the more compelling value choice. Analysts rate Allot Ltd. (ALLT) a "Buy" — based on 14 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.
02Which has the better valuation — ALLT or ZS?
On forward P/E, Allot Ltd. is actually cheaper at 20.2x.
03Which is the better long-term investment — ALLT or ZS?
Over the past 5 years, Zscaler, Inc. (ZS) delivered a total return of -30.1%, compared to -60.2% for Allot Ltd. (ALLT). A $10,000 investment in ZS five years ago would be worth approximately $7K today (assuming dividends reinvested). Over 10 years, the gap is even starker: ZS returned +345.4% versus ALLT's +40.3%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.
04Which is safer — ALLT or ZS?
By beta (market sensitivity over 5 years), Zscaler, Inc. (ZS) is the lower-risk stock at 1.27β versus Allot Ltd.'s 1.72β — meaning ALLT is approximately 36% more volatile than ZS relative to the S&P 500. On balance sheet safety, Allot Ltd. (ALLT) carries a lower debt/equity ratio of 10% versus 100% for Zscaler, Inc. — giving it more financial flexibility in a downturn.
05Which has better profit margins — ALLT or ZS?
Allot Ltd. (ALLT) is the more profitable company, earning 3.6% net margin versus -1.6% for Zscaler, Inc. — meaning it keeps 3.6% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: ALLT leads at 3.5% versus -4.8% for ZS. At the gross margin level — before operating expenses — ZS leads at 76.9%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.
06Is ALLT or ZS more undervalued right now?
On forward earnings alone, Allot Ltd. (ALLT) trades at 20.2x forward P/E versus 36.8x for Zscaler, Inc. — 16.6x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for ALLT: 122.9% to $14.13.
07Which pays a better dividend — ALLT or ZS?
None of the stocks in this comparison currently pay a material dividend. All are effectively zero-yield and should be held for capital appreciation rather than income.
08Is ALLT or ZS better for a retirement portfolio?
For long-horizon retirement investors, Zscaler, Inc. (ZS) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 1.27), +345.4% 10Y return). Allot Ltd. (ALLT) carries a higher beta of 1.72 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (ZS: +345.4%, ALLT: +40.3%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.
09What are the main differences between ALLT and ZS?
Both stocks operate in the Technology sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both. These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.
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