vs

Side-by-side financial comparison of Owlet, Inc. (OWLT) and System1, Inc. (SST). Click either name above to swap in a different company.

System1, Inc. is the larger business by last-quarter revenue ($51.9M vs $26.6M, roughly 2.0× Owlet, Inc.). System1, Inc. runs the higher net margin — -26.0% vs -34.6%, a 8.7% gap on every dollar of revenue. On growth, Owlet, Inc. posted the faster year-over-year revenue change (29.6% vs -31.3%). Over the past eight quarters, Owlet, Inc.'s revenue compounded faster (34.2% CAGR vs -21.8%).

Owlet, Inc. is a pediatric health technology firm that develops smart wearable monitoring products for infants, most notably its signature smart sock that tracks real-time heart rate, oxygen levels, and sleep metrics. It serves global consumer markets across North America, Europe, and Asia-Pacific, distributing products via direct-to-consumer e-commerce and partnered retail outlets, focused on supporting parental peace of mind and infant health safety.

System1 is an American Internet advertising company. Formerly known as OpenMail, it was founded in 2013. It describes itself as operating a "Responsive Acquisition Marketing Platform", and cites privacy as one of its principal foci, although it has been criticized for its influence on privacy-focused properties, including search engine Startpage.com. It is headquartered in Marina del Rey, California.

OWLT vs SST — Head-to-Head

Bigger by revenue
SST
SST
2.0× larger
SST
$51.9M
$26.6M
OWLT
Growing faster (revenue YoY)
OWLT
OWLT
+60.9% gap
OWLT
29.6%
-31.3%
SST
Higher net margin
SST
SST
8.7% more per $
SST
-26.0%
-34.6%
OWLT
Faster 2-yr revenue CAGR
OWLT
OWLT
Annualised
OWLT
34.2%
-21.8%
SST

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
OWLT
OWLT
SST
SST
Revenue
$26.6M
$51.9M
Net Profit
$-9.2M
$-13.5M
Gross Margin
47.6%
41.0%
Operating Margin
-18.4%
-33.6%
Net Margin
-34.6%
-26.0%
Revenue YoY
29.6%
-31.3%
Net Profit YoY
-1.5%
4.8%
EPS (diluted)
$-3.58

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
OWLT
OWLT
SST
SST
Q4 25
$26.6M
$51.9M
Q3 25
$32.0M
$61.6M
Q2 25
$26.1M
$78.1M
Q1 25
$21.1M
$74.5M
Q4 24
$20.5M
$75.6M
Q3 24
$22.1M
$88.8M
Q2 24
$20.7M
$94.6M
Q1 24
$14.8M
$84.9M
Net Profit
OWLT
OWLT
SST
SST
Q4 25
$-9.2M
$-13.5M
Q3 25
$4.1M
$-18.5M
Q2 25
$-37.6M
$-17.5M
Q1 25
$3.0M
$-15.9M
Q4 24
$-9.1M
$-14.2M
Q3 24
$-5.6M
$-23.6M
Q2 24
$-1.1M
$-26.4M
Q1 24
$3.3M
$-10.5M
Gross Margin
OWLT
OWLT
SST
SST
Q4 25
47.6%
41.0%
Q3 25
50.6%
36.9%
Q2 25
51.3%
35.7%
Q1 25
53.7%
38.2%
Q4 24
53.5%
42.1%
Q3 24
52.2%
28.0%
Q2 24
49.5%
27.6%
Q1 24
44.4%
21.9%
Operating Margin
OWLT
OWLT
SST
SST
Q4 25
-18.4%
-33.6%
Q3 25
3.8%
-25.3%
Q2 25
-7.4%
-20.4%
Q1 25
-12.7%
-17.6%
Q4 24
-36.2%
-15.7%
Q3 24
-21.8%
-24.6%
Q2 24
-10.8%
-30.8%
Q1 24
-39.0%
-30.4%
Net Margin
OWLT
OWLT
SST
SST
Q4 25
-34.6%
-26.0%
Q3 25
12.9%
-30.1%
Q2 25
-144.4%
-22.4%
Q1 25
14.3%
-21.3%
Q4 24
-44.2%
-18.7%
Q3 24
-25.4%
-26.6%
Q2 24
-5.5%
-27.9%
Q1 24
22.2%
-12.4%
EPS (diluted)
OWLT
OWLT
SST
SST
Q4 25
$-3.58
Q3 25
$-0.06
$-2.30
Q2 25
$-2.37
$-2.23
Q1 25
$0.11
$-0.21
Q4 24
$-0.15
$-3.41
Q3 24
$-0.61
$-3.37
Q2 24
$-0.30
$-3.80
Q1 24
$-0.51
$-0.16

Balance Sheet & Financial Strength

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

Metric
OWLT
OWLT
SST
SST
Cash + ST InvestmentsLiquidity on hand
$35.5M
$86.9M
Total DebtLower is stronger
$305.1M
Stockholders' EquityBook value
$19.0M
$30.5M
Total Assets
$85.6M
$405.0M
Debt / EquityLower = less leverage
10.01×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
OWLT
OWLT
SST
SST
Q4 25
$35.5M
$86.9M
Q3 25
$23.8M
$54.6M
Q2 25
$21.8M
$63.6M
Q1 25
$16.3M
$43.9M
Q4 24
$20.2M
$63.6M
Q3 24
$21.6M
$69.1M
Q2 24
$15.4M
$75.7M
Q1 24
$18.4M
$69.9M
Total Debt
OWLT
OWLT
SST
SST
Q4 25
$305.1M
Q3 25
$259.2M
Q2 25
$263.3M
Q1 25
$267.4M
Q4 24
$255.1M
Q3 24
$259.2M
Q2 24
$2.1M
$263.3M
Q1 24
$4.0M
$268.6M
Stockholders' Equity
OWLT
OWLT
SST
SST
Q4 25
$19.0M
$30.5M
Q3 25
$-54.1M
$42.7M
Q2 25
$-59.2M
$58.2M
Q1 25
$-25.8M
$67.2M
Q4 24
$-29.8M
$80.3M
Q3 24
$-21.5M
$90.3M
Q2 24
$-33.4M
$109.4M
Q1 24
$-32.9M
$131.7M
Total Assets
OWLT
OWLT
SST
SST
Q4 25
$85.6M
$405.0M
Q3 25
$74.9M
$385.2M
Q2 25
$63.5M
$429.2M
Q1 25
$51.4M
$419.2M
Q4 24
$49.5M
$459.1M
Q3 24
$56.1M
$479.3M
Q2 24
$45.9M
$511.3M
Q1 24
$43.8M
$521.1M
Debt / Equity
OWLT
OWLT
SST
SST
Q4 25
10.01×
Q3 25
6.07×
Q2 25
4.53×
Q1 25
3.98×
Q4 24
3.18×
Q3 24
2.87×
Q2 24
2.41×
Q1 24
2.04×

Cash Flow & Capital Efficiency

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

Metric
OWLT
OWLT
SST
SST
Operating Cash FlowLast quarter
$-452.0K
$-10.6M
Free Cash FlowOCF − Capex
$-651.0K
FCF MarginFCF / Revenue
-2.5%
Capex IntensityCapex / Revenue
0.7%
0.0%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-11.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
OWLT
OWLT
SST
SST
Q4 25
$-452.0K
$-10.6M
Q3 25
$-2.2M
$-2.1M
Q2 25
$-2.2M
$24.5M
Q1 25
$-5.9M
$-15.9M
Q4 24
$3.0M
$772.0K
Q3 24
$-7.5M
$-5.0K
Q2 24
$-3.4M
$10.0M
Q1 24
$-3.4M
$-16.0M
Free Cash Flow
OWLT
OWLT
SST
SST
Q4 25
$-651.0K
Q3 25
$-2.2M
Q2 25
$-2.3M
Q1 25
$-5.9M
$-16.0M
Q4 24
$3.0M
Q3 24
$-7.5M
$-36.0K
Q2 24
$-3.4M
Q1 24
FCF Margin
OWLT
OWLT
SST
SST
Q4 25
-2.5%
Q3 25
-6.8%
Q2 25
-8.8%
Q1 25
-28.1%
-21.5%
Q4 24
14.5%
Q3 24
-33.9%
-0.0%
Q2 24
-16.3%
Q1 24
Capex Intensity
OWLT
OWLT
SST
SST
Q4 25
0.7%
0.0%
Q3 25
0.0%
0.0%
Q2 25
0.2%
0.0%
Q1 25
0.0%
0.1%
Q4 24
0.2%
0.0%
Q3 24
0.0%
0.0%
Q2 24
0.0%
0.0%
Q1 24
0.0%
0.0%
Cash Conversion
OWLT
OWLT
SST
SST
Q4 25
Q3 25
-0.52×
Q2 25
Q1 25
-1.96×
Q4 24
Q3 24
Q2 24
Q1 24
-1.03×

Financial Flow Comparison

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

Revenue Breakdown by Segment

OWLT
OWLT

US$22.7M85%
Non Us$3.2M12%
Other$651.0K2%

SST
SST

Segment breakdown not available.

Related Comparisons