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Side-by-side financial comparison of Polar Power, Inc. (POLA) and PIONEER POWER SOLUTIONS, INC. (PPSI). Click either name above to swap in a different company.

PIONEER POWER SOLUTIONS, INC. is the larger business by last-quarter revenue ($5.6M vs $1.3M, roughly 4.4× Polar Power, Inc.). PIONEER POWER SOLUTIONS, INC. runs the higher net margin — -24.7% vs -320.9%, a 296.2% gap on every dollar of revenue. On growth, PIONEER POWER SOLUTIONS, INC. posted the faster year-over-year revenue change (-42.3% vs -74.1%). Over the past eight quarters, PIONEER POWER SOLUTIONS, INC.'s revenue compounded faster (30.3% CAGR vs -40.6%).

Polar Electro Oy is a Finnish manufacturer of sports training computers, particularly known for developing the world's first wireless heart rate monitor.

Caterpillar Energy Solutions GmbH, is a mechanical engineering company based in Mannheim, Baden-Württemberg, Germany. It was known as MWM GmbH Motoren-Werke Mannheim (MWM) until November 2013. In 2009 the company was the third-largest producer by revenue of gas and diesel engines.

POLA vs PPSI — Head-to-Head

Bigger by revenue
PPSI
PPSI
4.4× larger
PPSI
$5.6M
$1.3M
POLA
Growing faster (revenue YoY)
PPSI
PPSI
+31.8% gap
PPSI
-42.3%
-74.1%
POLA
Higher net margin
PPSI
PPSI
296.2% more per $
PPSI
-24.7%
-320.9%
POLA
Faster 2-yr revenue CAGR
PPSI
PPSI
Annualised
PPSI
30.3%
-40.6%
POLA

Income Statement — Q3 FY2025 vs Q4 FY2025

Metric
POLA
POLA
PPSI
PPSI
Revenue
$1.3M
$5.6M
Net Profit
$-4.1M
$-1.4M
Gross Margin
-177.5%
23.5%
Operating Margin
-304.6%
-19.4%
Net Margin
-320.9%
-24.7%
Revenue YoY
-74.1%
-42.3%
Net Profit YoY
-31523.1%
-103.8%
EPS (diluted)
$-1.63
$-0.12

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
POLA
POLA
PPSI
PPSI
Q4 25
$5.6M
Q3 25
$1.3M
$6.9M
Q2 25
$2.7M
$8.4M
Q1 25
$1.7M
$6.7M
Q4 24
$2.6M
$9.8M
Q3 24
$4.9M
$6.4M
Q2 24
$4.7M
$3.4M
Q1 24
$1.8M
$3.3M
Net Profit
POLA
POLA
PPSI
PPSI
Q4 25
$-1.4M
Q3 25
$-4.1M
$-2.4M
Q2 25
$-271.0K
$-1.3M
Q1 25
$-1.3M
$-929.0K
Q4 24
$-3.0M
$36.3M
Q3 24
$13.0K
$-1.1M
Q2 24
$501.0K
$-2.3M
Q1 24
$-2.1M
$-1.0M
Gross Margin
POLA
POLA
PPSI
PPSI
Q4 25
23.5%
Q3 25
-177.5%
9.3%
Q2 25
34.3%
15.7%
Q1 25
18.6%
2.2%
Q4 24
-58.8%
28.9%
Q3 24
29.0%
23.7%
Q2 24
39.3%
18.9%
Q1 24
-22.6%
16.1%
Operating Margin
POLA
POLA
PPSI
PPSI
Q4 25
-19.4%
Q3 25
-304.6%
-21.0%
Q2 25
-4.1%
-20.4%
Q1 25
-63.9%
-34.8%
Q4 24
-110.5%
-11.0%
Q3 24
0.8%
-11.1%
Q2 24
9.9%
-51.1%
Q1 24
-111.5%
-52.1%
Net Margin
POLA
POLA
PPSI
PPSI
Q4 25
-24.7%
Q3 25
-320.9%
-34.1%
Q2 25
-10.0%
-15.9%
Q1 25
-73.4%
-13.8%
Q4 24
-116.3%
372.1%
Q3 24
0.3%
-17.5%
Q2 24
10.8%
-67.2%
Q1 24
-120.7%
-31.2%
EPS (diluted)
POLA
POLA
PPSI
PPSI
Q4 25
$-0.12
Q3 25
$-1.63
$-0.21
Q2 25
$-0.11
$-0.12
Q1 25
$-0.50
$-0.09
Q4 24
$-1.22
$3.31
Q3 24
$0.01
$-0.10
Q2 24
$0.20
$-0.21
Q1 24
$-0.85
$-0.10

Balance Sheet & Financial Strength

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

Metric
POLA
POLA
PPSI
PPSI
Cash + ST InvestmentsLiquidity on hand
$4.0K
Total DebtLower is stronger
Stockholders' EquityBook value
$2.9M
$29.3M
Total Assets
$12.3M
$35.5M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
POLA
POLA
PPSI
PPSI
Q4 25
Q3 25
$4.0K
Q2 25
$175.0K
$18.0M
Q1 25
$68.0K
$25.8M
Q4 24
$498.0K
$41.6M
Q3 24
$498.0K
$3.1M
Q2 24
$1.1M
$6.5M
Q1 24
$212.0K
$6.2M
Stockholders' Equity
POLA
POLA
PPSI
PPSI
Q4 25
$29.3M
Q3 25
$2.9M
$30.7M
Q2 25
$7.0M
$33.0M
Q1 25
$7.3M
$34.5M
Q4 24
$8.5M
$35.4M
Q3 24
$11.6M
$14.7M
Q2 24
$11.5M
$15.8M
Q1 24
$11.0M
$18.1M
Total Assets
POLA
POLA
PPSI
PPSI
Q4 25
$35.5M
Q3 25
$12.3M
$37.6M
Q2 25
$16.5M
$39.1M
Q1 25
$16.6M
$47.5M
Q4 24
$17.5M
$66.0M
Q3 24
$20.9M
$40.1M
Q2 24
$22.2M
$38.0M
Q1 24
$23.9M
$39.3M

Cash Flow & Capital Efficiency

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

Metric
POLA
POLA
PPSI
PPSI
Operating Cash FlowLast quarter
$399.0K
$-1.0M
Free Cash FlowOCF − Capex
$-2.2M
FCF MarginFCF / Revenue
-38.8%
Capex IntensityCapex / Revenue
20.3%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-8.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
POLA
POLA
PPSI
PPSI
Q4 25
$-1.0M
Q3 25
$399.0K
$-817.0K
Q2 25
$-404.0K
$-5.5M
Q1 25
$-584.0K
$1.5M
Q4 24
$-136.0K
$-2.1M
Q3 24
$-590.0K
$-2.7M
Q2 24
$1.2M
$571.0K
Q1 24
$-989.0K
$-1.9M
Free Cash Flow
POLA
POLA
PPSI
PPSI
Q4 25
$-2.2M
Q3 25
$-1.6M
Q2 25
$-5.6M
Q1 25
$907.0K
Q4 24
$-4.6M
Q3 24
$-3.4M
Q2 24
$170.0K
Q1 24
$-2.2M
FCF Margin
POLA
POLA
PPSI
PPSI
Q4 25
-38.8%
Q3 25
-23.4%
Q2 25
-67.0%
Q1 25
13.5%
Q4 24
-46.9%
Q3 24
-53.0%
Q2 24
5.0%
Q1 24
-65.2%
Capex Intensity
POLA
POLA
PPSI
PPSI
Q4 25
20.3%
Q3 25
11.5%
Q2 25
1.7%
Q1 25
8.8%
Q4 24
25.4%
Q3 24
0.0%
10.3%
Q2 24
11.8%
Q1 24
6.4%
Cash Conversion
POLA
POLA
PPSI
PPSI
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
-0.06×
Q3 24
-45.38×
Q2 24
2.35×
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

POLA
POLA

Telecommunications$1.2M92%
Other$101.0K8%

PPSI
PPSI

Total Revenue$4.0M70%
Other$1.7M30%

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