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Side-by-side financial comparison of Duolingo, Inc. (DUOL) and Wheels Up Experience Inc. (UP). Click either name above to swap in a different company.

Duolingo, Inc. is the larger business by last-quarter revenue ($282.9M vs $183.8M, roughly 1.5× Wheels Up Experience Inc.). Duolingo, Inc. runs the higher net margin — 14.8% vs -15.7%, a 30.5% gap on every dollar of revenue. On growth, Duolingo, Inc. posted the faster year-over-year revenue change (35.0% vs -10.2%). Duolingo, Inc. produced more free cash flow last quarter ($96.6M vs $-58.3M). Over the past eight quarters, Duolingo, Inc.'s revenue compounded faster (29.9% CAGR vs -3.4%).

Duolingo, Inc. is a leading global edtech firm operating a gamified language learning platform. It offers free and premium self-paced courses for over 40 languages, plus language certification, math learning tools, and literacy programs, serving individual learners, schools and corporate clients worldwide.

Wheels Up is a provider of "on demand" private aviation in the United States and one of the largest private aviation companies in the world. It was founded in 2013 by Kenny Dichter, using a membership/on-demand business model. Wheels Up members can book private aircraft from the company fleet and third-party operators using a mobile application.

DUOL vs UP — Head-to-Head

Bigger by revenue
DUOL
DUOL
1.5× larger
DUOL
$282.9M
$183.8M
UP
Growing faster (revenue YoY)
DUOL
DUOL
+45.2% gap
DUOL
35.0%
-10.2%
UP
Higher net margin
DUOL
DUOL
30.5% more per $
DUOL
14.8%
-15.7%
UP
More free cash flow
DUOL
DUOL
$154.8M more FCF
DUOL
$96.6M
$-58.3M
UP
Faster 2-yr revenue CAGR
DUOL
DUOL
Annualised
DUOL
29.9%
-3.4%
UP

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
DUOL
DUOL
UP
UP
Revenue
$282.9M
$183.8M
Net Profit
$42.0M
$-28.9M
Gross Margin
72.8%
14.3%
Operating Margin
15.4%
-0.9%
Net Margin
14.8%
-15.7%
Revenue YoY
35.0%
-10.2%
Net Profit YoY
201.7%
67.0%
EPS (diluted)
$0.99
$-0.04

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
DUOL
DUOL
UP
UP
Q4 25
$282.9M
$183.8M
Q3 25
$271.7M
$185.5M
Q2 25
$252.3M
$189.6M
Q1 25
$230.7M
$177.5M
Q4 24
$209.6M
$204.8M
Q3 24
$192.6M
$193.9M
Q2 24
$178.3M
$196.3M
Q1 24
$167.6M
$197.1M
Net Profit
DUOL
DUOL
UP
UP
Q4 25
$42.0M
$-28.9M
Q3 25
$292.2M
$-83.7M
Q2 25
$44.8M
$-82.3M
Q1 25
$35.1M
$-99.3M
Q4 24
$13.9M
$-87.5M
Q3 24
$23.4M
$-57.7M
Q2 24
$24.4M
$-97.0M
Q1 24
$27.0M
$-97.4M
Gross Margin
DUOL
DUOL
UP
UP
Q4 25
72.8%
14.3%
Q3 25
72.5%
6.8%
Q2 25
72.4%
8.3%
Q1 25
71.1%
10.8%
Q4 24
71.9%
13.9%
Q3 24
72.9%
13.9%
Q2 24
73.4%
2.3%
Q1 24
73.0%
-0.6%
Operating Margin
DUOL
DUOL
UP
UP
Q4 25
15.4%
-0.9%
Q3 25
12.9%
-33.1%
Q2 25
13.2%
-31.4%
Q1 25
10.2%
-45.5%
Q4 24
6.6%
-26.0%
Q3 24
7.0%
-21.6%
Q2 24
10.5%
-40.3%
Q1 24
9.8%
-42.9%
Net Margin
DUOL
DUOL
UP
UP
Q4 25
14.8%
-15.7%
Q3 25
107.5%
-45.1%
Q2 25
17.8%
-43.4%
Q1 25
15.2%
-55.9%
Q4 24
6.6%
-42.7%
Q3 24
12.1%
-29.8%
Q2 24
13.7%
-49.4%
Q1 24
16.1%
-49.4%
EPS (diluted)
DUOL
DUOL
UP
UP
Q4 25
$0.99
$-0.04
Q3 25
$5.95
$-0.12
Q2 25
$0.91
$-0.12
Q1 25
$0.72
$-0.14
Q4 24
$0.31
$-0.13
Q3 24
$0.49
$-0.08
Q2 24
$0.51
$-0.14
Q1 24
$0.57
$-0.14

Balance Sheet & Financial Strength

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

Metric
DUOL
DUOL
UP
UP
Cash + ST InvestmentsLiquidity on hand
$1.0B
$133.9M
Total DebtLower is stronger
$671.3M
Stockholders' EquityBook value
$1.3B
$-392.1M
Total Assets
$2.0B
$968.8M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DUOL
DUOL
UP
UP
Q4 25
$1.0B
$133.9M
Q3 25
$1.0B
$125.3M
Q2 25
$976.2M
$107.0M
Q1 25
$884.0M
$171.8M
Q4 24
$785.8M
$216.4M
Q3 24
$854.4M
$115.9M
Q2 24
$888.2M
$141.5M
Q1 24
$829.7M
$180.9M
Total Debt
DUOL
DUOL
UP
UP
Q4 25
$671.3M
Q3 25
$766.5M
Q2 25
$770.5M
Q1 25
$765.8M
Q4 24
$761.3M
Q3 24
$596.9M
Q2 24
$597.4M
Q1 24
$603.2M
Stockholders' Equity
DUOL
DUOL
UP
UP
Q4 25
$1.3B
$-392.1M
Q3 25
$1.3B
$-374.5M
Q2 25
$977.0M
$-347.8M
Q1 25
$893.8M
$-288.1M
Q4 24
$824.5M
$-202.1M
Q3 24
$822.5M
$-117.7M
Q2 24
$766.9M
$-72.2M
Q1 24
$711.1M
$936.0K
Total Assets
DUOL
DUOL
UP
UP
Q4 25
$2.0B
$968.8M
Q3 25
$1.9B
$973.0M
Q2 25
$1.5B
$1.0B
Q1 25
$1.4B
$1.1B
Q4 24
$1.3B
$1.2B
Q3 24
$1.2B
$1.0B
Q2 24
$1.1B
$1.1B
Q1 24
$1.1B
$1.2B
Debt / Equity
DUOL
DUOL
UP
UP
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
644.43×

Cash Flow & Capital Efficiency

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

Metric
DUOL
DUOL
UP
UP
Operating Cash FlowLast quarter
$107.3M
$-18.4M
Free Cash FlowOCF − Capex
$96.6M
$-58.3M
FCF MarginFCF / Revenue
34.1%
-31.7%
Capex IntensityCapex / Revenue
3.8%
21.7%
Cash ConversionOCF / Net Profit
2.56×
TTM Free Cash FlowTrailing 4 quarters
$369.7M
$-259.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DUOL
DUOL
UP
UP
Q4 25
$107.3M
$-18.4M
Q3 25
$84.2M
$-37.1M
Q2 25
$90.7M
$-62.9M
Q1 25
$105.6M
$-47.9M
Q4 24
$83.3M
$37.9M
Q3 24
$56.3M
$-16.9M
Q2 24
$62.4M
$-25.2M
Q1 24
$83.5M
$-73.8M
Free Cash Flow
DUOL
DUOL
UP
UP
Q4 25
$96.6M
$-58.3M
Q3 25
$79.4M
$-60.4M
Q2 25
$89.5M
$-78.6M
Q1 25
$104.3M
$-62.6M
Q4 24
$81.4M
$-70.2M
Q3 24
$53.1M
$-21.9M
Q2 24
$56.8M
$-30.8M
Q1 24
$82.1M
$-77.8M
FCF Margin
DUOL
DUOL
UP
UP
Q4 25
34.1%
-31.7%
Q3 25
29.2%
-32.6%
Q2 25
35.5%
-41.5%
Q1 25
45.2%
-35.3%
Q4 24
38.8%
-34.3%
Q3 24
27.6%
-11.3%
Q2 24
31.9%
-15.7%
Q1 24
49.0%
-39.5%
Capex Intensity
DUOL
DUOL
UP
UP
Q4 25
3.8%
21.7%
Q3 25
1.8%
12.5%
Q2 25
0.5%
8.3%
Q1 25
0.6%
8.3%
Q4 24
0.9%
52.8%
Q3 24
1.7%
2.6%
Q2 24
3.1%
2.9%
Q1 24
0.8%
2.0%
Cash Conversion
DUOL
DUOL
UP
UP
Q4 25
2.56×
Q3 25
0.29×
Q2 25
2.02×
Q1 25
3.01×
Q4 24
5.99×
Q3 24
2.41×
Q2 24
2.56×
Q1 24
3.10×

Financial Flow Comparison

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

Revenue Breakdown by Segment

DUOL
DUOL

License And Service$242.3M86%
Advertising$20.2M7%
English Test$10.3M4%
Other$10.1M4%

UP
UP

Segment breakdown not available.

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