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Side-by-side financial comparison of AMBARELLA INC (AMBA) and Ambiq Micro, Inc. (AMBQ). Click either name above to swap in a different company.

AMBARELLA INC is the larger business by last-quarter revenue ($108.5M vs $18.2M, roughly 6.0× Ambiq Micro, Inc.). AMBARELLA INC runs the higher net margin — -13.9% vs -49.6%, a 35.6% gap on every dollar of revenue.

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 ...

Ambiq Micro, Inc. is an American semiconductor company specializing in low-power microcontrollers and systems-on-chip, including products for devices smartwatches, medical devices, and sensors. Founded in 2010 by University of Michigan researchers Scott Hanson, David Blaauw, and Dennis Sylvester, the company is headquartered in Austin, Texas. Its products employ Subthreshold Power Optimized Technology (SPOT) to reduce energy consumption and enable on-device edge AI. In 2025, Ambiq went public...

AMBA vs AMBQ — Head-to-Head

Bigger by revenue
AMBA
AMBA
6.0× larger
AMBA
$108.5M
$18.2M
AMBQ
Higher net margin
AMBA
AMBA
35.6% more per $
AMBA
-13.9%
-49.6%
AMBQ

Income Statement — Q3 2026 vs Q3 2025

Metric
AMBA
AMBA
AMBQ
AMBQ
Revenue
$108.5M
$18.2M
Net Profit
$-15.1M
$-9.0M
Gross Margin
59.6%
42.3%
Operating Margin
-15.0%
-55.3%
Net Margin
-13.9%
-49.6%
Revenue YoY
31.2%
Net Profit YoY
37.2%
EPS (diluted)
$-0.35
$-0.72

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
AMBQ
AMBQ
Q4 25
$108.5M
Q3 25
$95.5M
$18.2M
Q2 25
$85.9M
$17.9M
Q1 25
$84.0M
Q4 24
$82.7M
Q3 24
$63.7M
Q2 24
$54.5M
Q1 24
$51.6M
Net Profit
AMBA
AMBA
AMBQ
AMBQ
Q4 25
$-15.1M
Q3 25
$-20.0M
$-9.0M
Q2 25
$-24.3M
$-8.5M
Q1 25
$-20.2M
Q4 24
$-24.1M
Q3 24
$-34.9M
Q2 24
$-37.9M
Q1 24
$-60.6M
Gross Margin
AMBA
AMBA
AMBQ
AMBQ
Q4 25
59.6%
Q3 25
58.9%
42.3%
Q2 25
60.0%
40.1%
Q1 25
60.0%
Q4 24
60.6%
Q3 24
60.8%
Q2 24
60.9%
Q1 24
59.8%
Operating Margin
AMBA
AMBA
AMBQ
AMBQ
Q4 25
-15.0%
Q3 25
-23.0%
-55.3%
Q2 25
-30.1%
-49.2%
Q1 25
-30.2%
Q4 24
-30.9%
Q3 24
-56.9%
Q2 24
-72.4%
Q1 24
-80.8%
Net Margin
AMBA
AMBA
AMBQ
AMBQ
Q4 25
-13.9%
Q3 25
-20.9%
-49.6%
Q2 25
-28.3%
-47.5%
Q1 25
-24.1%
Q4 24
-29.1%
Q3 24
-54.8%
Q2 24
-69.6%
Q1 24
-117.4%
EPS (diluted)
AMBA
AMBA
AMBQ
AMBQ
Q4 25
$-0.35
Q3 25
$-0.47
$-0.72
Q2 25
$-0.58
$-18.89
Q1 25
$-0.48
Q4 24
$-0.58
Q3 24
$-0.85
Q2 24
$-0.93
Q1 24
$-1.51

Balance Sheet & Financial Strength

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

Metric
AMBA
AMBA
AMBQ
AMBQ
Cash + ST InvestmentsLiquidity on hand
$174.1M
$146.5M
Total DebtLower is stronger
Stockholders' EquityBook value
$590.1M
$169.8M
Total Assets
$751.9M
$186.7M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMBA
AMBA
AMBQ
AMBQ
Q4 25
$174.1M
Q3 25
$142.7M
$146.5M
Q2 25
$141.3M
$47.5M
Q1 25
$144.6M
Q4 24
$127.1M
Q3 24
$153.9M
Q2 24
$131.8M
Q1 24
$144.9M
Stockholders' Equity
AMBA
AMBA
AMBQ
AMBQ
Q4 25
$590.1M
Q3 25
$576.5M
$169.8M
Q2 25
$572.7M
$-307.3M
Q1 25
$561.4M
Q4 24
$554.3M
Q3 24
$547.6M
Q2 24
$555.4M
Q1 24
$559.9M
Total Assets
AMBA
AMBA
AMBQ
AMBQ
Q4 25
$751.9M
Q3 25
$706.4M
$186.7M
Q2 25
$701.9M
$89.2M
Q1 25
$689.0M
Q4 24
$670.8M
Q3 24
$650.3M
Q2 24
$638.7M
Q1 24
$657.7M

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
AMBQ
AMBQ
Operating Cash FlowLast quarter
$34.3M
$-5.0M
Free Cash FlowOCF − Capex
$31.4M
FCF MarginFCF / Revenue
29.0%
Capex IntensityCapex / Revenue
2.7%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$64.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMBA
AMBA
AMBQ
AMBQ
Q4 25
$34.3M
Q3 25
$5.5M
$-5.0M
Q2 25
$14.8M
$-10.5M
Q1 25
$25.4M
Q4 24
$6.6M
Q3 24
$16.7M
Q2 24
$-15.0M
Q1 24
$-4.0M
Free Cash Flow
AMBA
AMBA
AMBQ
AMBQ
Q4 25
$31.4M
Q3 25
$1.4M
Q2 25
$10.2M
Q1 25
$21.2M
Q4 24
$4.1M
Q3 24
$14.2M
Q2 24
$-16.1M
Q1 24
$-6.0M
FCF Margin
AMBA
AMBA
AMBQ
AMBQ
Q4 25
29.0%
Q3 25
1.4%
Q2 25
11.9%
Q1 25
25.3%
Q4 24
5.0%
Q3 24
22.2%
Q2 24
-29.5%
Q1 24
-11.6%
Capex Intensity
AMBA
AMBA
AMBQ
AMBQ
Q4 25
2.7%
Q3 25
4.3%
Q2 25
5.3%
Q1 25
5.0%
Q4 24
3.0%
Q3 24
4.0%
Q2 24
2.1%
Q1 24
3.7%

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%

AMBQ
AMBQ

Segment breakdown not available.

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