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Side-by-side financial comparison of LGL GROUP INC (LGL) and Serve Robotics Inc. (SERV). Click either name above to swap in a different company.

Serve Robotics Inc. is the larger business by last-quarter revenue ($881.5K vs $803.0K, roughly 1.1× LGL GROUP INC). LGL GROUP INC runs the higher net margin — -3.4% vs -3888.1%, a 3884.7% gap on every dollar of revenue. On growth, Serve Robotics Inc. posted the faster year-over-year revenue change (400.1% vs 23.0%). Over the past eight quarters, LGL GROUP INC's revenue compounded faster (43.1% CAGR vs -3.5%).

LGL Group Inc is a global electronic components manufacturer that designs, produces and markets high-performance frequency control products, radio frequency components and integrated circuit solutions. It primarily serves aerospace, defense, telecommunications, industrial and medical technology end markets, supplying specialized parts with strict reliability requirements.

Ecovacs Robotics is a Chinese technology company. It is best known for developing in-home robotic appliances. The company was founded in 1998 by Qian Dongqi and is headquartered in Suzhou, China. According to Global Asia, Ecovacs Robotics had more than 60% of the Chinese market for robots by 2013. In 2023, Nikkei Asia had reported that the market capitalisation of Ecovacs Robotics has grown to near $6.38 billion, which is "roughly 5 times" that of the market capitalisation of rivalling US bas...

LGL vs SERV — Head-to-Head

Bigger by revenue
SERV
SERV
1.1× larger
SERV
$881.5K
$803.0K
LGL
Growing faster (revenue YoY)
SERV
SERV
+377.1% gap
SERV
400.1%
23.0%
LGL
Higher net margin
LGL
LGL
3884.7% more per $
LGL
-3.4%
-3888.1%
SERV
Faster 2-yr revenue CAGR
LGL
LGL
Annualised
LGL
43.1%
-3.5%
SERV

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
LGL
LGL
SERV
SERV
Revenue
$803.0K
$881.5K
Net Profit
$-27.0K
$-34.3M
Gross Margin
-757.3%
Operating Margin
14.8%
-4572.1%
Net Margin
-3.4%
-3888.1%
Revenue YoY
23.0%
400.1%
Net Profit YoY
-113.4%
-161.3%
EPS (diluted)
$-0.02
$-0.50

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
LGL
LGL
SERV
SERV
Q4 25
$803.0K
$881.5K
Q3 25
$661.0K
$687.0K
Q2 25
$491.0K
$642.0K
Q1 25
$498.0K
$440.5K
Q4 24
$653.0K
$176.3K
Q3 24
$650.0K
$222.0K
Q2 24
$531.0K
$468.0K
Q1 24
$392.0K
$946.7K
Net Profit
LGL
LGL
SERV
SERV
Q4 25
$-27.0K
$-34.3M
Q3 25
$772.0K
$-33.0M
Q2 25
$-51.0K
$-20.9M
Q1 25
$-6.0K
$-13.2M
Q4 24
$202.0K
$-13.1M
Q3 24
$72.0K
$-8.0M
Q2 24
$137.0K
$-9.0M
Q1 24
$21.0K
$-9.0M
Gross Margin
LGL
LGL
SERV
SERV
Q4 25
-757.3%
Q3 25
-637.4%
Q2 25
-445.3%
Q1 25
-333.4%
Q4 24
-371.7%
Q3 24
-70.3%
Q2 24
30.3%
Q1 24
62.8%
Operating Margin
LGL
LGL
SERV
SERV
Q4 25
14.8%
-4572.1%
Q3 25
18.2%
-5067.8%
Q2 25
-6.3%
-3527.1%
Q1 25
8.2%
-3406.6%
Q4 24
37.5%
-7701.3%
Q3 24
21.2%
-3804.1%
Q2 24
44.6%
-1828.2%
Q1 24
20.2%
-814.6%
Net Margin
LGL
LGL
SERV
SERV
Q4 25
-3.4%
-3888.1%
Q3 25
116.8%
-4806.4%
Q2 25
-10.4%
-3247.7%
Q1 25
-1.2%
-3000.5%
Q4 24
30.9%
-7441.8%
Q3 24
11.1%
-3601.8%
Q2 24
25.8%
-1931.2%
Q1 24
5.4%
-954.7%
EPS (diluted)
LGL
LGL
SERV
SERV
Q4 25
$-0.02
$-0.50
Q3 25
$0.14
$-0.54
Q2 25
$-0.01
$-0.36
Q1 25
$0.00
$-0.23
Q4 24
$0.05
$-0.23
Q3 24
$0.01
$-0.20
Q2 24
$0.02
$-0.27
Q1 24
$0.00
$-0.37

Balance Sheet & Financial Strength

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

Metric
LGL
LGL
SERV
SERV
Cash + ST InvestmentsLiquidity on hand
$41.5M
$106.2M
Total DebtLower is stronger
Stockholders' EquityBook value
$43.5M
$350.7M
Total Assets
$46.8M
$367.8M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
LGL
LGL
SERV
SERV
Q4 25
$41.5M
$106.2M
Q3 25
$41.6M
$116.8M
Q2 25
$41.8M
$116.7M
Q1 25
$41.9M
$197.8M
Q4 24
$41.6M
$123.3M
Q3 24
$41.6M
$50.9M
Q2 24
$41.1M
$28.8M
Q1 24
$40.9M
Stockholders' Equity
LGL
LGL
SERV
SERV
Q4 25
$43.5M
$350.7M
Q3 25
$39.8M
$283.9M
Q2 25
$39.1M
$207.2M
Q1 25
$39.2M
$210.2M
Q4 24
$39.2M
$131.7M
Q3 24
$39.0M
$56.2M
Q2 24
$38.9M
$28.5M
Q1 24
$38.8M
$-8.8M
Total Assets
LGL
LGL
SERV
SERV
Q4 25
$46.8M
$367.8M
Q3 25
$43.3M
$299.1M
Q2 25
$43.0M
$214.3M
Q1 25
$43.3M
$216.6M
Q4 24
$43.1M
$139.6M
Q3 24
$42.5M
$61.5M
Q2 24
$42.2M
$32.8M
Q1 24
$42.0M
$4.2M

Cash Flow & Capital Efficiency

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

Metric
LGL
LGL
SERV
SERV
Operating Cash FlowLast quarter
$-355.0K
$-29.6M
Free Cash FlowOCF − Capex
$-46.1M
FCF MarginFCF / Revenue
-5234.4%
Capex IntensityCapex / Revenue
1872.1%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-117.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
LGL
LGL
SERV
SERV
Q4 25
$-355.0K
$-29.6M
Q3 25
$275.0K
$-25.2M
Q2 25
$-190.0K
$-16.0M
Q1 25
$340.0K
$-9.5M
Q4 24
$-17.0K
$-6.3M
Q3 24
$528.0K
$-5.5M
Q2 24
$203.0K
$-5.7M
Q1 24
$160.0K
$-4.1M
Free Cash Flow
LGL
LGL
SERV
SERV
Q4 25
$-46.1M
Q3 25
$-36.5M
Q2 25
$-22.0M
Q1 25
$-12.9M
Q4 24
$-11.1M
Q3 24
$-10.1M
Q2 24
$-6.5M
Q1 24
$-4.1M
FCF Margin
LGL
LGL
SERV
SERV
Q4 25
-5234.4%
Q3 25
-5314.1%
Q2 25
-3426.8%
Q1 25
-2934.1%
Q4 24
-6307.8%
Q3 24
-4529.7%
Q2 24
-1396.6%
Q1 24
-431.1%
Capex Intensity
LGL
LGL
SERV
SERV
Q4 25
1872.1%
Q3 25
1649.6%
Q2 25
940.4%
Q1 25
785.7%
Q4 24
2755.1%
Q3 24
2070.7%
Q2 24
169.8%
Q1 24
0.4%
Cash Conversion
LGL
LGL
SERV
SERV
Q4 25
Q3 25
0.36×
Q2 25
Q1 25
Q4 24
-0.08×
Q3 24
7.33×
Q2 24
1.48×
Q1 24
7.62×

Financial Flow Comparison

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

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