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

SunPower Inc. is the larger business by last-quarter revenue ($79.7M vs $61.9M, roughly 1.3× IonQ, Inc.). IonQ, Inc. runs the higher net margin — 1217.8% vs -17.8%, a 1235.5% gap on every dollar of revenue. On growth, IonQ, Inc. posted the faster year-over-year revenue change (428.5% vs -10.1%).

IonQ, Inc. is an American quantum computing hardware and software company headquartered in College Park, Maryland. The company develops general-purpose trapped ion quantum computers and accompanying software to generate, optimize, and execute quantum circuits.

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...

IONQ vs SPWR — Head-to-Head

Bigger by revenue
SPWR
SPWR
1.3× larger
SPWR
$79.7M
$61.9M
IONQ
Growing faster (revenue YoY)
IONQ
IONQ
+438.6% gap
IONQ
428.5%
-10.1%
SPWR
Higher net margin
IONQ
IONQ
1235.5% more per $
IONQ
1217.8%
-17.8%
SPWR

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
IONQ
IONQ
SPWR
SPWR
Revenue
$61.9M
$79.7M
Net Profit
$753.7M
$-14.2M
Gross Margin
35.5%
Operating Margin
-369.4%
-27.4%
Net Margin
1217.8%
-17.8%
Revenue YoY
428.5%
-10.1%
Net Profit YoY
473.1%
-130.1%
EPS (diluted)
$2.60
$-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
IONQ
IONQ
SPWR
SPWR
Q4 25
$61.9M
$79.7M
Q3 25
$39.9M
$22.0M
Q2 25
$20.7M
$67.5M
Q1 25
$82.7M
Q4 24
$11.7M
$88.7M
Q3 24
$12.4M
Q2 24
$11.4M
Q4 23
$24.6M
Net Profit
IONQ
IONQ
SPWR
SPWR
Q4 25
$753.7M
$-14.2M
Q3 25
$-1.1B
$-16.9M
Q2 25
$-176.8M
$-22.4M
Q1 25
$8.1M
Q4 24
$-202.0M
$47.0M
Q3 24
$-52.5M
Q2 24
$-37.6M
Q4 23
$-206.9M
Gross Margin
IONQ
IONQ
SPWR
SPWR
Q4 25
35.5%
Q3 25
Q2 25
42.6%
Q1 25
48.5%
Q4 24
46.5%
Q3 24
Q2 24
Q4 23
25.4%
Operating Margin
IONQ
IONQ
SPWR
SPWR
Q4 25
-369.4%
-27.4%
Q3 25
-423.5%
-15.7%
Q2 25
-776.0%
-4.0%
Q1 25
1.3%
Q4 24
-661.9%
-24.2%
Q3 24
-428.5%
Q2 24
-430.0%
Q4 23
-45.1%
Net Margin
IONQ
IONQ
SPWR
SPWR
Q4 25
1217.8%
-17.8%
Q3 25
-2646.3%
-76.9%
Q2 25
-854.5%
-33.2%
Q1 25
9.8%
Q4 24
-1725.0%
53.0%
Q3 24
-423.4%
Q2 24
-330.0%
Q4 23
-841.3%
EPS (diluted)
IONQ
IONQ
SPWR
SPWR
Q4 25
$2.60
$-0.05
Q3 25
$-3.58
$-0.19
Q2 25
$-0.70
$-0.28
Q1 25
$0.00
Q4 24
$-0.95
$0.27
Q3 24
$-0.24
Q2 24
$-0.18
Q4 23
$-5.20

Balance Sheet & Financial Strength

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

Metric
IONQ
IONQ
SPWR
SPWR
Cash + ST InvestmentsLiquidity on hand
$2.4B
$9.6M
Total DebtLower is stronger
$164.8M
Stockholders' EquityBook value
$3.8B
$-90.1M
Total Assets
$6.6B
$241.2M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IONQ
IONQ
SPWR
SPWR
Q4 25
$2.4B
$9.6M
Q3 25
$1.1B
$5.1M
Q2 25
$546.9M
$11.1M
Q1 25
$10.6M
Q4 24
$340.3M
$13.4M
Q3 24
$365.7M
Q2 24
$369.8M
Q4 23
Total Debt
IONQ
IONQ
SPWR
SPWR
Q4 25
$164.8M
Q3 25
$204.3M
Q2 25
$152.9M
Q1 25
Q4 24
$147.3M
Q3 24
Q2 24
Q4 23
Stockholders' Equity
IONQ
IONQ
SPWR
SPWR
Q4 25
$3.8B
$-90.1M
Q3 25
$2.3B
$-112.3M
Q2 25
$1.2B
$-107.2M
Q1 25
$-89.0M
Q4 24
$383.9M
$-97.5M
Q3 24
$435.7M
Q2 24
$463.3M
Q4 23
$-50.8M
Total Assets
IONQ
IONQ
SPWR
SPWR
Q4 25
$6.6B
$241.2M
Q3 25
$4.3B
$208.3M
Q2 25
$1.3B
$163.1M
Q1 25
$147.8M
Q4 24
$508.4M
$144.5M
Q3 24
$497.9M
Q2 24
$517.4M
Q4 23

Cash Flow & Capital Efficiency

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

Metric
IONQ
IONQ
SPWR
SPWR
Operating Cash FlowLast quarter
$-74.5M
$-1.9M
Free Cash FlowOCF − Capex
$-83.3M
FCF MarginFCF / Revenue
-134.6%
Capex IntensityCapex / Revenue
14.2%
Cash ConversionOCF / Net Profit
-0.10×
TTM Free Cash FlowTrailing 4 quarters
$-307.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IONQ
IONQ
SPWR
SPWR
Q4 25
$-74.5M
$-1.9M
Q3 25
$-123.1M
$-6.4M
Q2 25
$-52.6M
$-4.4M
Q1 25
$-2.6M
Q4 24
$-39.4M
$-25.6M
Q3 24
$-19.2M
Q2 24
$-26.6M
Q4 23
Free Cash Flow
IONQ
IONQ
SPWR
SPWR
Q4 25
$-83.3M
Q3 25
$-127.2M
Q2 25
$-53.8M
Q1 25
Q4 24
$-43.0M
Q3 24
$-23.0M
Q2 24
$-34.1M
Q4 23
FCF Margin
IONQ
IONQ
SPWR
SPWR
Q4 25
-134.6%
Q3 25
-319.1%
Q2 25
-259.8%
Q1 25
Q4 24
-367.4%
Q3 24
-185.3%
Q2 24
-299.3%
Q4 23
Capex Intensity
IONQ
IONQ
SPWR
SPWR
Q4 25
14.2%
Q3 25
10.4%
Q2 25
5.8%
Q1 25
Q4 24
30.7%
Q3 24
30.4%
Q2 24
65.8%
Q4 23
2.0%
Cash Conversion
IONQ
IONQ
SPWR
SPWR
Q4 25
-0.10×
Q3 25
Q2 25
Q1 25
-0.32×
Q4 24
-0.54×
Q3 24
Q2 24
Q4 23

Financial Flow Comparison

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

Revenue Breakdown by Segment

IONQ
IONQ

Other$31.2M50%
Platform Consulting And Support Services$30.7M50%

SPWR
SPWR

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

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