vs

Side-by-side financial comparison of AMBARELLA INC (AMBA) and DIGI INTERNATIONAL INC (DGII). Click either name above to swap in a different company.

DIGI INTERNATIONAL INC is the larger business by last-quarter revenue ($122.5M vs $108.5M, roughly 1.1× AMBARELLA INC). DIGI INTERNATIONAL INC runs the higher net margin — 9.6% vs -13.9%, a 23.5% gap on every dollar of revenue. On growth, AMBARELLA INC posted the faster year-over-year revenue change (31.2% vs 17.9%). DIGI INTERNATIONAL INC produced more free cash flow last quarter ($35.2M vs $31.4M). Over the past eight quarters, AMBARELLA INC's revenue compounded faster (45.0% CAGR vs 6.6%).

Ambarella, Inc. is an American fabless semiconductor design company, focusing on low-power, high-definition (HD) and Ultra HD video compression, image processing, and computer vision processors. Ambarella's products are used in a wide variety of human and computer vision applications, including video security, advanced driver assistance systems (ADAS), electronic mirror, drive recorder, driver and in-cabin monitoring, autonomous driving, and robotics applications. Ambarella's system on chips ...

Digi International, Inc. is an American Industrial Internet of Things (IIoT) technology company based in Hopkins, Minnesota. Founded in 1985, they were best known in the early 1990s as a manufacturer of multi-line serial data serial cards for PC clones, allowing these machines to run multi-line bulletin board systems (BBSes). As this market began to wind down with the rise of the internet in the late 1990s, Digi began to concentrate on network attached devices and industrial monitoring.

AMBA vs DGII — Head-to-Head

Bigger by revenue
DGII
DGII
1.1× larger
DGII
$122.5M
$108.5M
AMBA
Growing faster (revenue YoY)
AMBA
AMBA
+13.3% gap
AMBA
31.2%
17.9%
DGII
Higher net margin
DGII
DGII
23.5% more per $
DGII
9.6%
-13.9%
AMBA
More free cash flow
DGII
DGII
$3.8M more FCF
DGII
$35.2M
$31.4M
AMBA
Faster 2-yr revenue CAGR
AMBA
AMBA
Annualised
AMBA
45.0%
6.6%
DGII

Income Statement — Q3 FY2026 vs Q1 FY2026

Metric
AMBA
AMBA
DGII
DGII
Revenue
$108.5M
$122.5M
Net Profit
$-15.1M
$11.7M
Gross Margin
59.6%
62.4%
Operating Margin
-15.0%
13.3%
Net Margin
-13.9%
9.6%
Revenue YoY
31.2%
17.9%
Net Profit YoY
37.2%
16.1%
EPS (diluted)
$-0.35
$0.31

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
AMBA
AMBA
DGII
DGII
Q4 25
$108.5M
$122.5M
Q3 25
$95.5M
$114.3M
Q2 25
$85.9M
$107.5M
Q1 25
$84.0M
$104.5M
Q4 24
$82.7M
$103.9M
Q3 24
$63.7M
$105.1M
Q2 24
$54.5M
$105.2M
Q1 24
$51.6M
$107.7M
Net Profit
AMBA
AMBA
DGII
DGII
Q4 25
$-15.1M
$11.7M
Q3 25
$-20.0M
$10.0M
Q2 25
$-24.3M
$10.2M
Q1 25
$-20.2M
$10.5M
Q4 24
$-24.1M
$10.1M
Q3 24
$-34.9M
$11.9M
Q2 24
$-37.9M
$9.7M
Q1 24
$-60.6M
$4.0M
Gross Margin
AMBA
AMBA
DGII
DGII
Q4 25
59.6%
62.4%
Q3 25
58.9%
63.9%
Q2 25
60.0%
63.5%
Q1 25
60.0%
62.1%
Q4 24
60.6%
62.0%
Q3 24
60.8%
61.1%
Q2 24
60.9%
59.2%
Q1 24
59.8%
57.9%
Operating Margin
AMBA
AMBA
DGII
DGII
Q4 25
-15.0%
13.3%
Q3 25
-23.0%
12.5%
Q2 25
-30.1%
13.9%
Q1 25
-30.2%
13.1%
Q4 24
-30.9%
12.9%
Q3 24
-56.9%
14.2%
Q2 24
-72.4%
12.3%
Q1 24
-80.8%
7.6%
Net Margin
AMBA
AMBA
DGII
DGII
Q4 25
-13.9%
9.6%
Q3 25
-20.9%
8.7%
Q2 25
-28.3%
9.5%
Q1 25
-24.1%
10.0%
Q4 24
-29.1%
9.7%
Q3 24
-54.8%
11.3%
Q2 24
-69.6%
9.2%
Q1 24
-117.4%
3.7%
EPS (diluted)
AMBA
AMBA
DGII
DGII
Q4 25
$-0.35
$0.31
Q3 25
$-0.47
$0.26
Q2 25
$-0.58
$0.27
Q1 25
$-0.48
$0.28
Q4 24
$-0.58
$0.27
Q3 24
$-0.85
$0.32
Q2 24
$-0.93
$0.26
Q1 24
$-1.51
$0.11

Balance Sheet & Financial Strength

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

Metric
AMBA
AMBA
DGII
DGII
Cash + ST InvestmentsLiquidity on hand
$174.1M
$30.9M
Total DebtLower is stronger
$135.0M
Stockholders' EquityBook value
$590.1M
$649.2M
Total Assets
$751.9M
$918.4M
Debt / EquityLower = less leverage
0.21×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMBA
AMBA
DGII
DGII
Q4 25
$174.1M
$30.9M
Q3 25
$142.7M
$21.9M
Q2 25
$141.3M
$20.1M
Q1 25
$144.6M
$26.3M
Q4 24
$127.1M
$25.9M
Q3 24
$153.9M
$27.5M
Q2 24
$131.8M
$28.3M
Q1 24
$144.9M
$23.8M
Total Debt
AMBA
AMBA
DGII
DGII
Q4 25
$135.0M
Q3 25
$159.2M
Q2 25
$40.1M
Q1 25
$70.0M
Q4 24
$95.0M
Q3 24
$123.2M
Q2 24
$151.6M
Q1 24
$171.8M
Stockholders' Equity
AMBA
AMBA
DGII
DGII
Q4 25
$590.1M
$649.2M
Q3 25
$576.5M
$636.1M
Q2 25
$572.7M
$621.5M
Q1 25
$561.4M
$605.2M
Q4 24
$554.3M
$590.7M
Q3 24
$547.6M
$581.0M
Q2 24
$555.4M
$563.1M
Q1 24
$559.9M
$549.6M
Total Assets
AMBA
AMBA
DGII
DGII
Q4 25
$751.9M
$918.4M
Q3 25
$706.4M
$922.6M
Q2 25
$701.9M
$770.3M
Q1 25
$689.0M
$781.0M
Q4 24
$670.8M
$796.1M
Q3 24
$650.3M
$815.1M
Q2 24
$638.7M
$820.4M
Q1 24
$657.7M
$825.3M
Debt / Equity
AMBA
AMBA
DGII
DGII
Q4 25
0.21×
Q3 25
0.25×
Q2 25
0.06×
Q1 25
0.12×
Q4 24
0.16×
Q3 24
0.21×
Q2 24
0.27×
Q1 24
0.31×

Cash Flow & Capital Efficiency

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

Metric
AMBA
AMBA
DGII
DGII
Operating Cash FlowLast quarter
$34.3M
$35.6M
Free Cash FlowOCF − Capex
$31.4M
$35.2M
FCF MarginFCF / Revenue
29.0%
28.7%
Capex IntensityCapex / Revenue
2.7%
0.4%
Cash ConversionOCF / Net Profit
3.04×
TTM Free Cash FlowTrailing 4 quarters
$64.3M
$111.4M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMBA
AMBA
DGII
DGII
Q4 25
$34.3M
$35.6M
Q3 25
$5.5M
$28.0M
Q2 25
$14.8M
$24.0M
Q1 25
$25.4M
$26.3M
Q4 24
$6.6M
$29.7M
Q3 24
$16.7M
$26.4M
Q2 24
$-15.0M
$24.9M
Q1 24
$-4.0M
$13.1M
Free Cash Flow
AMBA
AMBA
DGII
DGII
Q4 25
$31.4M
$35.2M
Q3 25
$1.4M
$27.5M
Q2 25
$10.2M
$22.9M
Q1 25
$21.2M
$25.7M
Q4 24
$4.1M
$29.1M
Q3 24
$14.2M
$25.5M
Q2 24
$-16.1M
$24.5M
Q1 24
$-6.0M
$12.5M
FCF Margin
AMBA
AMBA
DGII
DGII
Q4 25
29.0%
28.7%
Q3 25
1.4%
24.1%
Q2 25
11.9%
21.3%
Q1 25
25.3%
24.6%
Q4 24
5.0%
28.1%
Q3 24
22.2%
24.3%
Q2 24
-29.5%
23.2%
Q1 24
-11.6%
11.6%
Capex Intensity
AMBA
AMBA
DGII
DGII
Q4 25
2.7%
0.4%
Q3 25
4.3%
0.4%
Q2 25
5.3%
0.9%
Q1 25
5.0%
0.5%
Q4 24
3.0%
0.6%
Q3 24
4.0%
0.9%
Q2 24
2.1%
0.5%
Q1 24
3.7%
0.5%
Cash Conversion
AMBA
AMBA
DGII
DGII
Q4 25
3.04×
Q3 25
2.81×
Q2 25
2.34×
Q1 25
2.50×
Q4 24
2.95×
Q3 24
2.23×
Q2 24
2.57×
Q1 24
3.27×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AMBA
AMBA

TW$76.0M70%
Asia Pacific Other Than Taiwan$20.2M19%
North America Other Than United States$7.4M7%
Other$5.0M5%

DGII
DGII

Io T Productsand Services$86.4M71%
Io T Solutions$36.1M29%

Related Comparisons