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Side-by-side financial comparison of Amplitude, Inc. (AMPL) and SunPower Inc. (SPWR). Click either name above to swap in a different company.

Amplitude, Inc. is the larger business by last-quarter revenue ($91.4M vs $79.7M, roughly 1.1× SunPower Inc.). SunPower Inc. runs the higher net margin — -17.8% vs -19.3%, a 1.6% gap on every dollar of revenue. On growth, Amplitude, Inc. posted the faster year-over-year revenue change (17.0% vs -10.1%). Over the past eight quarters, SunPower Inc.'s revenue compounded faster (118.7% CAGR vs 12.2%).

Amplitude is an American publicly traded company that develops digital analytics software. The company was listed publicly on the Nasdaq stock exchange under the ticker symbol AMPL on September 28, 2021.

SunPower Corporation is an American provider of photovoltaic solar energy generation systems and battery energy storage products, primarily for residential customers. The company, headquartered in San Jose, California, was founded in 1985 by Richard Swanson, an electrical engineering professor from Stanford University. Cypress Semiconductor bought a majority interest in the company in 2002, growing it quickly until SunPower went public in 2005. TotalEnergies, a French energy and oil company p...

AMPL vs SPWR — Head-to-Head

Bigger by revenue
AMPL
AMPL
1.1× larger
AMPL
$91.4M
$79.7M
SPWR
Growing faster (revenue YoY)
AMPL
AMPL
+27.1% gap
AMPL
17.0%
-10.1%
SPWR
Higher net margin
SPWR
SPWR
1.6% more per $
SPWR
-17.8%
-19.3%
AMPL
Faster 2-yr revenue CAGR
SPWR
SPWR
Annualised
SPWR
118.7%
12.2%
AMPL

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AMPL
AMPL
SPWR
SPWR
Revenue
$91.4M
$79.7M
Net Profit
$-17.7M
$-14.2M
Gross Margin
74.6%
35.5%
Operating Margin
-18.3%
-27.4%
Net Margin
-19.3%
-17.8%
Revenue YoY
17.0%
-10.1%
Net Profit YoY
45.8%
-130.1%
EPS (diluted)
$-0.13
$-0.05

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
AMPL
AMPL
SPWR
SPWR
Q4 25
$91.4M
$79.7M
Q3 25
$88.6M
$22.0M
Q2 25
$83.3M
$67.5M
Q1 25
$80.0M
$82.7M
Q4 24
$78.1M
$88.7M
Q3 24
$75.2M
Q2 24
$73.3M
Q1 24
$72.6M
Net Profit
AMPL
AMPL
SPWR
SPWR
Q4 25
$-17.7M
$-14.2M
Q3 25
$-24.0M
$-16.9M
Q2 25
$-24.7M
$-22.4M
Q1 25
$-22.2M
$8.1M
Q4 24
$-32.6M
$47.0M
Q3 24
$-16.9M
Q2 24
$-23.4M
Q1 24
$-21.5M
Gross Margin
AMPL
AMPL
SPWR
SPWR
Q4 25
74.6%
35.5%
Q3 25
73.9%
Q2 25
72.6%
42.6%
Q1 25
74.7%
48.5%
Q4 24
74.7%
46.5%
Q3 24
75.1%
Q2 24
73.4%
Q1 24
74.0%
Operating Margin
AMPL
AMPL
SPWR
SPWR
Q4 25
-18.3%
-27.4%
Q3 25
-26.0%
-15.7%
Q2 25
-29.0%
-4.0%
Q1 25
-26.8%
1.3%
Q4 24
-41.2%
-24.2%
Q3 24
-21.4%
Q2 24
-31.7%
Q1 24
-29.0%
Net Margin
AMPL
AMPL
SPWR
SPWR
Q4 25
-19.3%
-17.8%
Q3 25
-27.1%
-76.9%
Q2 25
-29.6%
-33.2%
Q1 25
-27.8%
9.8%
Q4 24
-41.7%
53.0%
Q3 24
-22.4%
Q2 24
-31.9%
Q1 24
-29.5%
EPS (diluted)
AMPL
AMPL
SPWR
SPWR
Q4 25
$-0.13
$-0.05
Q3 25
$-0.18
$-0.19
Q2 25
$-0.19
$-0.28
Q1 25
$-0.17
$0.00
Q4 24
$-0.25
$0.27
Q3 24
$-0.14
Q2 24
$-0.19
Q1 24
$-0.18

Balance Sheet & Financial Strength

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

Metric
AMPL
AMPL
SPWR
SPWR
Cash + ST InvestmentsLiquidity on hand
$192.0M
$9.6M
Total DebtLower is stronger
$164.8M
Stockholders' EquityBook value
$245.3M
$-90.1M
Total Assets
$420.7M
$241.2M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMPL
AMPL
SPWR
SPWR
Q4 25
$192.0M
$9.6M
Q3 25
$189.2M
$5.1M
Q2 25
$208.1M
$11.1M
Q1 25
$209.0M
$10.6M
Q4 24
$241.1M
$13.4M
Q3 24
$319.9M
Q2 24
$318.3M
Q1 24
$316.1M
Total Debt
AMPL
AMPL
SPWR
SPWR
Q4 25
$164.8M
Q3 25
$204.3M
Q2 25
$152.9M
Q1 25
Q4 24
$147.3M
Q3 24
Q2 24
Q1 24
Stockholders' Equity
AMPL
AMPL
SPWR
SPWR
Q4 25
$245.3M
$-90.1M
Q3 25
$262.2M
$-112.3M
Q2 25
$279.5M
$-107.2M
Q1 25
$289.5M
$-89.0M
Q4 24
$296.6M
$-97.5M
Q3 24
$290.0M
Q2 24
$287.3M
Q1 24
$289.2M
Total Assets
AMPL
AMPL
SPWR
SPWR
Q4 25
$420.7M
$241.2M
Q3 25
$438.1M
$208.3M
Q2 25
$456.6M
$163.1M
Q1 25
$445.8M
$147.8M
Q4 24
$445.9M
$144.5M
Q3 24
$445.6M
Q2 24
$445.4M
Q1 24
$437.9M

Cash Flow & Capital Efficiency

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

Metric
AMPL
AMPL
SPWR
SPWR
Operating Cash FlowLast quarter
$12.8M
$-1.9M
Free Cash FlowOCF − Capex
$12.7M
FCF MarginFCF / Revenue
13.8%
Capex IntensityCapex / Revenue
0.2%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$28.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMPL
AMPL
SPWR
SPWR
Q4 25
$12.8M
$-1.9M
Q3 25
$5.0M
$-6.4M
Q2 25
$20.1M
$-4.4M
Q1 25
$-8.0M
$-2.6M
Q4 24
$3.2M
$-25.6M
Q3 24
$6.2M
Q2 24
$9.2M
Q1 24
$-48.0K
Free Cash Flow
AMPL
AMPL
SPWR
SPWR
Q4 25
$12.7M
Q3 25
$4.5M
Q2 25
$19.5M
Q1 25
$-8.5M
Q4 24
$2.4M
Q3 24
$6.2M
Q2 24
$8.6M
Q1 24
$-405.0K
FCF Margin
AMPL
AMPL
SPWR
SPWR
Q4 25
13.8%
Q3 25
5.1%
Q2 25
23.4%
Q1 25
-10.6%
Q4 24
3.1%
Q3 24
8.2%
Q2 24
11.8%
Q1 24
-0.6%
Capex Intensity
AMPL
AMPL
SPWR
SPWR
Q4 25
0.2%
Q3 25
0.5%
Q2 25
0.6%
Q1 25
0.5%
Q4 24
1.0%
Q3 24
0.0%
Q2 24
0.8%
Q1 24
0.5%
Cash Conversion
AMPL
AMPL
SPWR
SPWR
Q4 25
Q3 25
Q2 25
Q1 25
-0.32×
Q4 24
-0.54×
Q3 24
Q2 24
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

AMPL
AMPL

US$55.8M61%
International$35.7M39%

SPWR
SPWR

Residential Solar Installation$46.9M59%
New Homes Business$22.7M29%
Other$10.1M13%

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