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Side-by-side financial comparison of Samsara Inc. (IOT) and ONTO INNOVATION INC. (ONTO). Click either name above to swap in a different company.

Samsara Inc. is the larger business by last-quarter revenue ($444.3M vs $218.2M, roughly 2.0× ONTO INNOVATION INC.). ONTO INNOVATION INC. runs the higher net margin — 12.9% vs 5.0%, a 8.0% gap on every dollar of revenue. On growth, Samsara Inc. posted the faster year-over-year revenue change (28.3% vs -13.5%). ONTO INNOVATION INC. produced more free cash flow last quarter ($82.0M vs $61.7M). Over the past eight quarters, Samsara Inc.'s revenue compounded faster (25.8% CAGR vs 2.6%).

Samsara Inc. is an American IoT company headquartered in San Francisco, California, that provides telematics software and insights for physical operations. The company has customers across North America and Europe. Samsara developed a connected operations cloud platform that provides insights to physical operations organizations in the transportation, construction, energy, utilities, public sector and retail industries, and supports the safety and efficiency of those operations.

Onto Innovation Inc. is an American semiconductor company formed in 2019 from the merger of Rudolph Technologies, Inc. and Nanometrics Incorporated. It is a provider of process and process control equipment and software for microelectronic manufacturing industries.

IOT vs ONTO — Head-to-Head

Bigger by revenue
IOT
IOT
2.0× larger
IOT
$444.3M
$218.2M
ONTO
Growing faster (revenue YoY)
IOT
IOT
+41.8% gap
IOT
28.3%
-13.5%
ONTO
Higher net margin
ONTO
ONTO
8.0% more per $
ONTO
12.9%
5.0%
IOT
More free cash flow
ONTO
ONTO
$20.3M more FCF
ONTO
$82.0M
$61.7M
IOT
Faster 2-yr revenue CAGR
IOT
IOT
Annualised
IOT
25.8%
2.6%
ONTO

Income Statement — Q4 FY2027 vs Q3 FY2025

Metric
IOT
IOT
ONTO
ONTO
Revenue
$444.3M
$218.2M
Net Profit
$22.0M
$28.2M
Gross Margin
76.2%
50.7%
Operating Margin
25.9%
10.9%
Net Margin
5.0%
12.9%
Revenue YoY
28.3%
-13.5%
Net Profit YoY
341.7%
-46.8%
EPS (diluted)
$0.04
$0.57

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
IOT
IOT
ONTO
ONTO
Q4 26
$444.3M
Q4 25
$416.0M
Q3 25
$391.5M
$218.2M
Q2 25
$366.9M
$253.6M
Q1 25
$346.3M
$266.6M
Q4 24
$322.0M
$263.9M
Q3 24
$300.2M
$252.2M
Q2 24
$280.7M
$242.3M
Net Profit
IOT
IOT
ONTO
ONTO
Q4 26
$22.0M
Q4 25
$7.8M
Q3 25
$-16.8M
$28.2M
Q2 25
$-22.1M
$33.9M
Q1 25
$-11.2M
$64.1M
Q4 24
$-37.8M
$48.8M
Q3 24
$-49.6M
$53.1M
Q2 24
$-56.3M
$52.9M
Gross Margin
IOT
IOT
ONTO
ONTO
Q4 26
76.2%
Q4 25
76.7%
Q3 25
76.9%
50.7%
Q2 25
77.3%
48.2%
Q1 25
76.8%
53.7%
Q4 24
76.4%
50.2%
Q3 24
75.6%
54.1%
Q2 24
75.6%
52.9%
Operating Margin
IOT
IOT
ONTO
ONTO
Q4 26
25.9%
Q4 25
-0.4%
Q3 25
-6.8%
10.9%
Q2 25
-9.1%
12.7%
Q1 25
-5.3%
23.7%
Q4 24
-14.7%
16.1%
Q3 24
-19.4%
21.0%
Q2 24
-23.5%
20.2%
Net Margin
IOT
IOT
ONTO
ONTO
Q4 26
5.0%
Q4 25
1.9%
Q3 25
-4.3%
12.9%
Q2 25
-6.0%
13.4%
Q1 25
-3.2%
24.0%
Q4 24
-11.7%
18.5%
Q3 24
-16.5%
21.0%
Q2 24
-20.1%
21.9%
EPS (diluted)
IOT
IOT
ONTO
ONTO
Q4 26
$0.04
Q4 25
$0.01
Q3 25
$-0.03
$0.57
Q2 25
$-0.04
$0.69
Q1 25
$-0.02
$1.30
Q4 24
$-0.07
$0.98
Q3 24
$-0.09
$1.07
Q2 24
$-0.10
$1.07

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
IOT
IOT
ONTO
ONTO
Cash + ST InvestmentsLiquidity on hand
$833.8M
$603.1M
Total DebtLower is stronger
Stockholders' EquityBook value
$1.4B
$2.0B
Total Assets
$2.5B
$2.2B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IOT
IOT
ONTO
ONTO
Q4 26
$833.8M
Q4 25
$275.1M
Q3 25
$258.5M
$603.1M
Q2 25
$259.0M
$217.5M
Q1 25
$227.6M
$203.7M
Q4 24
$160.3M
$212.9M
Q3 24
$159.3M
$188.7M
Q2 24
$162.5M
$172.6M
Stockholders' Equity
IOT
IOT
ONTO
ONTO
Q4 26
$1.4B
Q4 25
$1.3B
Q3 25
$1.2B
$2.0B
Q2 25
$1.1B
$2.0B
Q1 25
$1.1B
$1.9B
Q4 24
$999.1M
$1.9B
Q3 24
$964.7M
$1.9B
Q2 24
$923.9M
$1.8B
Total Assets
IOT
IOT
ONTO
ONTO
Q4 26
$2.5B
Q4 25
$2.3B
Q3 25
$2.2B
$2.2B
Q2 25
$2.1B
$2.1B
Q1 25
$2.0B
$2.1B
Q4 24
$1.9B
$2.1B
Q3 24
$1.8B
$2.1B
Q2 24
$1.7B
$2.0B

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
IOT
IOT
ONTO
ONTO
Operating Cash FlowLast quarter
$69.7M
$83.4M
Free Cash FlowOCF − Capex
$61.7M
$82.0M
FCF MarginFCF / Revenue
13.9%
37.6%
Capex IntensityCapex / Revenue
0.6%
Cash ConversionOCF / Net Profit
3.16×
2.95×
TTM Free Cash FlowTrailing 4 quarters
$207.4M
$261.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IOT
IOT
ONTO
ONTO
Q4 26
$69.7M
Q4 25
$63.7M
Q3 25
$50.2M
$83.4M
Q2 25
$52.6M
$57.9M
Q1 25
$53.9M
$92.0M
Q4 24
$36.0M
$56.0M
Q3 24
$18.1M
$67.2M
Q2 24
$23.7M
$65.3M
Free Cash Flow
IOT
IOT
ONTO
ONTO
Q4 26
$61.7M
Q4 25
$55.8M
Q3 25
$44.2M
$82.0M
Q2 25
$45.7M
$44.2M
Q1 25
$48.5M
$83.7M
Q4 24
$31.2M
$51.4M
Q3 24
$13.1M
$59.2M
Q2 24
$18.6M
$53.0M
FCF Margin
IOT
IOT
ONTO
ONTO
Q4 26
13.9%
Q4 25
13.4%
Q3 25
11.3%
37.6%
Q2 25
12.5%
17.4%
Q1 25
14.0%
31.4%
Q4 24
9.7%
19.5%
Q3 24
4.4%
23.5%
Q2 24
6.6%
21.9%
Capex Intensity
IOT
IOT
ONTO
ONTO
Q4 26
Q4 25
1.9%
Q3 25
1.5%
0.6%
Q2 25
1.9%
5.4%
Q1 25
1.5%
3.1%
Q4 24
1.5%
1.8%
Q3 24
1.7%
3.2%
Q2 24
1.8%
5.1%
Cash Conversion
IOT
IOT
ONTO
ONTO
Q4 26
3.16×
Q4 25
8.20×
Q3 25
2.95×
Q2 25
1.71×
Q1 25
1.44×
Q4 24
1.15×
Q3 24
1.27×
Q2 24
1.23×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

IOT
IOT

Segment breakdown not available.

ONTO
ONTO

Systems And Software Revenue$173.8M80%
Parts Revenue$23.9M11%
Service Revenue$20.5M9%

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