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

Sezzle Inc. is the larger business by last-quarter revenue ($135.5M vs $51.9M, roughly 2.6× System1, Inc.). Sezzle Inc. runs the higher net margin — 37.9% vs -26.0%, a 63.8% gap on every dollar of revenue. On growth, Sezzle Inc. posted the faster year-over-year revenue change (29.2% vs -31.3%). Over the past eight quarters, Sezzle Inc.'s revenue compounded faster (111.9% CAGR vs -21.8%).

Sezzle is a publicly traded financial technology company headquartered in Minneapolis, U.S, with operations in the United States and Canada. The company provides an alternative payment platform offering interest-free installment plans at selected online stores. As of June 2021, the Sezzle platform had over 10 million user sign-ups and over 48,000 participating merchants.

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.

SEZL vs SST — Head-to-Head

Bigger by revenue
SEZL
SEZL
2.6× larger
SEZL
$135.5M
$51.9M
SST
Growing faster (revenue YoY)
SEZL
SEZL
+60.5% gap
SEZL
29.2%
-31.3%
SST
Higher net margin
SEZL
SEZL
63.8% more per $
SEZL
37.9%
-26.0%
SST
Faster 2-yr revenue CAGR
SEZL
SEZL
Annualised
SEZL
111.9%
-21.8%
SST

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
SEZL
SEZL
SST
SST
Revenue
$135.5M
$51.9M
Net Profit
$51.3M
$-13.5M
Gross Margin
41.0%
Operating Margin
50.9%
-33.6%
Net Margin
37.9%
-26.0%
Revenue YoY
29.2%
-31.3%
Net Profit YoY
41.9%
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
SEZL
SEZL
SST
SST
Q1 26
$135.5M
Q4 25
$78.2M
$51.9M
Q3 25
$57.5M
$61.6M
Q2 25
$52.0M
$78.1M
Q1 25
$48.2M
$74.5M
Q4 24
$48.4M
$75.6M
Q3 24
$35.6M
$88.8M
Q2 24
$30.2M
$94.6M
Net Profit
SEZL
SEZL
SST
SST
Q1 26
$51.3M
Q4 25
$42.7M
$-13.5M
Q3 25
$26.7M
$-18.5M
Q2 25
$27.6M
$-17.5M
Q1 25
$36.2M
$-15.9M
Q4 24
$25.4M
$-14.2M
Q3 24
$15.4M
$-23.6M
Q2 24
$29.7M
$-26.4M
Gross Margin
SEZL
SEZL
SST
SST
Q1 26
Q4 25
41.0%
Q3 25
36.9%
Q2 25
35.7%
Q1 25
38.2%
Q4 24
42.1%
Q3 24
28.0%
Q2 24
27.6%
Operating Margin
SEZL
SEZL
SST
SST
Q1 26
50.9%
Q4 25
70.6%
-33.6%
Q3 25
61.9%
-25.3%
Q2 25
69.4%
-20.4%
Q1 25
-17.6%
Q4 24
63.8%
-15.7%
Q3 24
58.6%
-24.6%
Q2 24
55.3%
-30.8%
Net Margin
SEZL
SEZL
SST
SST
Q1 26
37.9%
Q4 25
54.6%
-26.0%
Q3 25
46.4%
-30.1%
Q2 25
53.1%
-22.4%
Q1 25
75.1%
-21.3%
Q4 24
52.4%
-18.7%
Q3 24
43.4%
-26.6%
Q2 24
98.4%
-27.9%
EPS (diluted)
SEZL
SEZL
SST
SST
Q1 26
Q4 25
$1.19
$-3.58
Q3 25
$0.75
$-2.30
Q2 25
$0.78
$-2.23
Q1 25
$1.00
$-0.21
Q4 24
$0.71
$-3.41
Q3 24
$0.44
$-3.37
Q2 24
$0.82
$-3.80

Balance Sheet & Financial Strength

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

Metric
SEZL
SEZL
SST
SST
Cash + ST InvestmentsLiquidity on hand
$86.9M
Total DebtLower is stronger
$305.1M
Stockholders' EquityBook value
$196.7M
$30.5M
Total Assets
$454.3M
$405.0M
Debt / EquityLower = less leverage
10.01×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
SEZL
SEZL
SST
SST
Q1 26
Q4 25
$64.1M
$86.9M
Q3 25
$104.1M
$54.6M
Q2 25
$88.9M
$63.6M
Q1 25
$88.9M
$43.9M
Q4 24
$73.2M
$63.6M
Q3 24
$80.1M
$69.1M
Q2 24
$58.0M
$75.7M
Total Debt
SEZL
SEZL
SST
SST
Q1 26
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
$263.3M
Stockholders' Equity
SEZL
SEZL
SST
SST
Q1 26
$196.7M
Q4 25
$169.8M
$30.5M
Q3 25
$155.3M
$42.7M
Q2 25
$130.4M
$58.2M
Q1 25
$125.8M
$67.2M
Q4 24
$87.8M
$80.3M
Q3 24
$61.1M
$90.3M
Q2 24
$50.3M
$109.4M
Total Assets
SEZL
SEZL
SST
SST
Q1 26
$454.3M
Q4 25
$400.2M
$405.0M
Q3 25
$367.0M
$385.2M
Q2 25
$350.6M
$429.2M
Q1 25
$298.1M
$419.2M
Q4 24
$298.4M
$459.1M
Q3 24
$252.9M
$479.3M
Q2 24
$212.1M
$511.3M
Debt / Equity
SEZL
SEZL
SST
SST
Q1 26
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×

Cash Flow & Capital Efficiency

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

Metric
SEZL
SEZL
SST
SST
Operating Cash FlowLast quarter
$-10.6M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
0.0%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
SEZL
SEZL
SST
SST
Q1 26
Q4 25
$70.6M
$-10.6M
Q3 25
$63.7M
$-2.1M
Q2 25
$23.1M
$24.5M
Q1 25
$52.5M
$-15.9M
Q4 24
$57.4M
$772.0K
Q3 24
$35.1M
$-5.0K
Q2 24
$22.2M
$10.0M
Free Cash Flow
SEZL
SEZL
SST
SST
Q1 26
Q4 25
$70.6M
Q3 25
$63.6M
Q2 25
$22.7M
Q1 25
$52.5M
$-16.0M
Q4 24
$57.4M
Q3 24
$35.1M
$-36.0K
Q2 24
$22.2M
FCF Margin
SEZL
SEZL
SST
SST
Q1 26
Q4 25
90.2%
Q3 25
110.6%
Q2 25
43.6%
Q1 25
108.9%
-21.5%
Q4 24
118.5%
Q3 24
98.6%
-0.0%
Q2 24
73.4%
Capex Intensity
SEZL
SEZL
SST
SST
Q1 26
Q4 25
0.1%
0.0%
Q3 25
0.3%
0.0%
Q2 25
0.8%
0.0%
Q1 25
0.1%
0.1%
Q4 24
0.1%
0.0%
Q3 24
0.0%
0.0%
Q2 24
0.1%
0.0%
Cash Conversion
SEZL
SEZL
SST
SST
Q1 26
Q4 25
1.65×
Q3 25
2.39×
Q2 25
0.84×
Q1 25
1.45×
Q4 24
2.26×
Q3 24
2.27×
Q2 24
0.75×

Financial Flow Comparison

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

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