Which has grown faster, BILL or DUOL?

Over the past five years, BILL grew revenue faster — BILL at a 51.27% CAGR versus DUOL at 42.21%.

Is BILL or DUOL more profitable?

DUOL runs the higher net margin — BILL at 0.01% versus DUOL at 38.44%.

Bill.com Holdings, Inc. (BILL) vs Duolingo, Inc. (DUOL)

BILL leads on 6 of 11 compared metrics.

A side-by-side comparison of Bill.com Holdings, Inc. and Duolingo, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of June 14, 2026. The ● marks the stronger figure on each row (cheaper multiple, higher margin/return).

BILL

Bill.com Holdings, Inc.

Total return — BILL vs DUOL

growth of $100 · last 5y

BILL -84.0%DUOL -11.8%DUOL compounded faster

Log scale — wide-divergence pair

BILL DUOL

BILL vs DUOL: by the numbers

•DUOL is the larger company ($5.71B vs $3.30B market cap).
•DUOL converts more revenue to profit (38.44% vs 0.01% net margin).
•BILL grew revenue faster over the past five years (51.27% vs 42.21% CAGR).

Which is better, BILL or DUOL?

Metric tally: BILL 6 · DUOL 5

It depends on what you're optimizing for:

GrowthBILL(faster 5Y revenue CAGR)

QualityDUOL(higher ROIC)

Valuation

Metric	BILL	DUOL
P/E ratio	—	14.28
Forward P/E	9.93●	43.27
P/S ratio	2.12●	5.47
P/B ratio	0.89●	4.32
PEG ratio	—	0.06
EV / EBITDA	31.34	22.76●
FCF yield	11.29%●	6.93%

Profitability

Metric	BILL	DUOL
Gross margin	80.70%●	72.14%
Operating margin	-3.52%	14.78%●
Net margin	0.01%	38.44%●
ROE	0.00%	30.35%●
ROIC	-1.11%	9.80%●

Growth (annualized)

Metric	BILL	DUOL
Revenue CAGR (5Y)	51.27%●	42.21%
FCF CAGR (5Y)	—	91.58%
Total return CAGR (5Y)	-26.74%	—

Frequently asked

Which is better, BILL or DUOL?: It depends on your goal. growth: BILL (faster 5Y revenue CAGR); quality: DUOL (higher ROIC). Across all compared metrics, BILL leads 6 to 5.
Which has grown faster, BILL or DUOL?: Over the past five years, BILL grew revenue faster — BILL at a 51.27% CAGR versus DUOL at 42.21%.
Is BILL or DUOL more profitable?: DUOL runs the higher net margin — BILL at 0.01% versus DUOL at 38.44%.

Go deeper

Full BILL analysis Full DUOL analysis Interactive comparison tool

Dig into the metrics

Bill.com P/E ratio Duolingo P/E ratio Bill.com dividend yield Duolingo dividend yield Bill.com ROE Duolingo ROE Bill.com operating margin Duolingo operating margin Bill.com revenue growth Duolingo revenue growth Bill.com free cash flow Duolingo free cash flow

Bill.com & Duolingo appear in these rankings

Fastest Revenue Growth Stocks Highest ROE Stocks Highest FCF Yield Stocks Lowest P/E Ratio Stocks

Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified June 14, 2026.