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Side-by-side financial comparison of PREFORMED LINE PRODUCTS CO (PLPC) and Sonos Inc (SONO). Click either name above to swap in a different company.

Sonos Inc is the larger business by last-quarter revenue ($287.9M vs $173.1M, roughly 1.7× PREFORMED LINE PRODUCTS CO). PREFORMED LINE PRODUCTS CO runs the higher net margin — 4.9% vs -13.1%, a 18.0% gap on every dollar of revenue. On growth, Sonos Inc posted the faster year-over-year revenue change (12.7% vs 3.6%). Over the past eight quarters, PREFORMED LINE PRODUCTS CO's revenue compounded faster (10.8% CAGR vs -31.5%).

Preformed Line Products Co (PLPC) designs, manufactures and supplies engineered hardware for power transmission, telecommunications, and renewable energy infrastructure sectors. It serves utility, network operator and industrial customers across global regions, offering solutions that boost network reliability and operational efficiency.

Sonos, Inc. is an American audio equipment manufacturer headquartered in Santa Barbara, California. The company was founded in 2002 by John MacFarlane, Craig Shelburne, Tom Cullen, and Trung Mai.

PLPC vs SONO — Head-to-Head

Bigger by revenue
SONO
SONO
1.7× larger
SONO
$287.9M
$173.1M
PLPC
Growing faster (revenue YoY)
SONO
SONO
+9.1% gap
SONO
12.7%
3.6%
PLPC
Higher net margin
PLPC
PLPC
18.0% more per $
PLPC
4.9%
-13.1%
SONO
Faster 2-yr revenue CAGR
PLPC
PLPC
Annualised
PLPC
10.8%
-31.5%
SONO

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
PLPC
PLPC
SONO
SONO
Revenue
$173.1M
$287.9M
Net Profit
$8.4M
$-37.9M
Gross Margin
29.8%
43.7%
Operating Margin
6.8%
-12.0%
Net Margin
4.9%
-13.1%
Revenue YoY
3.6%
12.7%
Net Profit YoY
-19.3%
28.7%
EPS (diluted)
$1.72
$-0.30

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
PLPC
PLPC
SONO
SONO
Q4 25
$173.1M
Q3 25
$178.1M
$287.9M
Q2 25
$169.6M
$344.8M
Q1 25
$148.5M
$259.8M
Q4 24
$167.1M
$550.9M
Q3 24
$147.0M
$255.4M
Q2 24
$138.7M
$397.1M
Q1 24
$140.9M
$252.7M
Net Profit
PLPC
PLPC
SONO
SONO
Q4 25
$8.4M
Q3 25
$2.6M
$-37.9M
Q2 25
$12.7M
$-3.4M
Q1 25
$11.5M
$-70.1M
Q4 24
$10.5M
$50.2M
Q3 24
$7.7M
$-53.1M
Q2 24
$9.4M
$3.7M
Q1 24
$9.6M
$-69.7M
Gross Margin
PLPC
PLPC
SONO
SONO
Q4 25
29.8%
Q3 25
29.7%
43.7%
Q2 25
32.7%
43.4%
Q1 25
32.8%
43.7%
Q4 24
33.3%
43.8%
Q3 24
31.1%
40.3%
Q2 24
31.9%
48.3%
Q1 24
31.3%
44.3%
Operating Margin
PLPC
PLPC
SONO
SONO
Q4 25
6.8%
Q3 25
7.4%
-12.0%
Q2 25
10.1%
-0.8%
Q1 25
8.8%
-23.6%
Q4 24
10.5%
8.7%
Q3 24
7.1%
-27.2%
Q2 24
8.1%
3.2%
Q1 24
8.2%
-28.1%
Net Margin
PLPC
PLPC
SONO
SONO
Q4 25
4.9%
Q3 25
1.5%
-13.1%
Q2 25
7.5%
-1.0%
Q1 25
7.8%
-27.0%
Q4 24
6.3%
9.1%
Q3 24
5.2%
-20.8%
Q2 24
6.8%
0.9%
Q1 24
6.8%
-27.6%
EPS (diluted)
PLPC
PLPC
SONO
SONO
Q4 25
$1.72
Q3 25
$0.53
$-0.30
Q2 25
$2.56
$-0.03
Q1 25
$2.33
$-0.58
Q4 24
$2.13
$0.40
Q3 24
$1.54
$-0.42
Q2 24
$1.89
$0.03
Q1 24
$1.94
$-0.56

Balance Sheet & Financial Strength

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

Metric
PLPC
PLPC
SONO
SONO
Cash + ST InvestmentsLiquidity on hand
$174.7M
Total DebtLower is stronger
$38.3M
Stockholders' EquityBook value
$475.5M
$355.2M
Total Assets
$653.6M
$823.3M
Debt / EquityLower = less leverage
0.08×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
PLPC
PLPC
SONO
SONO
Q4 25
Q3 25
$174.7M
Q2 25
$201.3M
Q1 25
$173.2M
Q4 24
$280.0M
Q3 24
$169.7M
Q2 24
$227.1M
Q1 24
$246.0M
Total Debt
PLPC
PLPC
SONO
SONO
Q4 25
$38.3M
Q3 25
$36.0M
Q2 25
$31.8M
Q1 25
$29.1M
Q4 24
$20.8M
Q3 24
$27.2M
Q2 24
$31.6M
Q1 24
$55.0M
Stockholders' Equity
PLPC
PLPC
SONO
SONO
Q4 25
$475.5M
Q3 25
$466.3M
$355.2M
Q2 25
$460.7M
$399.3M
Q1 25
$435.8M
$382.9M
Q4 24
$422.3M
$469.1M
Q3 24
$429.0M
$428.6M
Q2 24
$416.2M
$464.4M
Q1 24
$413.4M
$494.0M
Total Assets
PLPC
PLPC
SONO
SONO
Q4 25
$653.6M
Q3 25
$644.6M
$823.3M
Q2 25
$631.5M
$834.4M
Q1 25
$592.5M
$792.2M
Q4 24
$573.9M
$963.6M
Q3 24
$592.0M
$916.3M
Q2 24
$572.6M
$961.1M
Q1 24
$586.1M
$925.6M
Debt / Equity
PLPC
PLPC
SONO
SONO
Q4 25
0.08×
Q3 25
0.08×
Q2 25
0.07×
Q1 25
0.07×
Q4 24
0.05×
Q3 24
0.06×
Q2 24
0.08×
Q1 24
0.13×

Cash Flow & Capital Efficiency

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

Metric
PLPC
PLPC
SONO
SONO
Operating Cash FlowLast quarter
$21.9M
$2.9M
Free Cash FlowOCF − Capex
$11.8M
FCF MarginFCF / Revenue
6.8%
Capex IntensityCapex / Revenue
5.9%
Cash ConversionOCF / Net Profit
2.60×
TTM Free Cash FlowTrailing 4 quarters
$33.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
PLPC
PLPC
SONO
SONO
Q4 25
$21.9M
Q3 25
$18.9M
$2.9M
Q2 25
$26.9M
$37.4M
Q1 25
$5.7M
$-59.7M
Q4 24
$24.1M
$156.2M
Q3 24
$9.4M
$-37.7M
Q2 24
$28.3M
$63.5M
Q1 24
$5.8M
$-111.2M
Free Cash Flow
PLPC
PLPC
SONO
SONO
Q4 25
$11.8M
Q3 25
$8.3M
Q2 25
$18.6M
$32.7M
Q1 25
$-5.3M
$-65.2M
Q4 24
$20.6M
$143.1M
Q3 24
$5.8M
Q2 24
$24.6M
$40.3M
Q1 24
$1.8M
$-121.4M
FCF Margin
PLPC
PLPC
SONO
SONO
Q4 25
6.8%
Q3 25
4.7%
Q2 25
10.9%
9.5%
Q1 25
-3.6%
-25.1%
Q4 24
12.3%
26.0%
Q3 24
3.9%
Q2 24
17.7%
10.1%
Q1 24
1.3%
-48.1%
Capex Intensity
PLPC
PLPC
SONO
SONO
Q4 25
5.9%
Q3 25
6.0%
Q2 25
4.9%
1.4%
Q1 25
7.4%
2.1%
Q4 24
2.1%
2.4%
Q3 24
2.4%
Q2 24
2.7%
5.8%
Q1 24
2.8%
4.0%
Cash Conversion
PLPC
PLPC
SONO
SONO
Q4 25
2.60×
Q3 25
7.21×
Q2 25
2.12×
Q1 25
0.49×
Q4 24
2.30×
3.11×
Q3 24
1.22×
Q2 24
3.02×
17.12×
Q1 24
0.60×

Financial Flow Comparison

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

Revenue Breakdown by Segment

PLPC
PLPC

Segment breakdown not available.

SONO
SONO

Sonos Speakers$206.5M72%
Sonos System Products$65.2M23%
Partner Products And Other Revenue$16.2M6%

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