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Side-by-side financial comparison of NIO Inc. (NIO) and Southern Company (SO). Click either name above to swap in a different company.

Southern Company is the larger business by last-quarter revenue ($7.0B vs $4.7B, roughly 1.5× NIO Inc.). Southern Company runs the higher net margin — 4.9% vs 0.8%, a 4.1% gap on every dollar of revenue. NIO Inc. produced more free cash flow last quarter ($-439.4M vs $-1.7B).

Nio Inc. is a Chinese electric vehicle manufacturer headquartered in Shanghai. Founded in 2014, it adopted its current name in 2016. The company designs and sells electric vehicles, including sedans and SUVs, and has expanded into smartphone development.

Southern Company is an American gas and electric utility holding company based in the Southern United States. It is headquartered in Atlanta, Georgia, with executive offices located in Birmingham, Alabama. As of 2021 it is the second largest utility company in the U.S. in terms of customer base. Through its subsidiaries it serves 9 million gas and electric utility customers in 6 states. Southern Company's regulated regional electric utilities serve a 120,000-square-mile (310,000 km2) territor...

NIO vs SO — Head-to-Head

Bigger by revenue
SO
SO
1.5× larger
SO
$7.0B
$4.7B
NIO
Higher net margin
SO
SO
4.1% more per $
SO
4.9%
0.8%
NIO
More free cash flow
NIO
NIO
$1.2B more FCF
NIO
$-439.4M
$-1.7B
SO

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
NIO
NIO
SO
SO
Revenue
$4.7B
$7.0B
Net Profit
$38.7M
$341.0M
Gross Margin
17.5%
Operating Margin
1.5%
13.1%
Net Margin
0.8%
4.9%
Revenue YoY
10.1%
Net Profit YoY
-26.8%
EPS (diluted)
$0.05
$0.38

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
NIO
NIO
SO
SO
Q1 26
$4.7B
Q4 25
$7.0B
Q3 25
$3.0B
$7.8B
Q2 25
$2.6B
$7.0B
Q1 25
$2.7B
$7.8B
Q4 24
$6.3B
Q3 24
$7.3B
Q2 24
$6.5B
Net Profit
NIO
NIO
SO
SO
Q1 26
$38.7M
Q4 25
$341.0M
Q3 25
$-505.2M
$1.7B
Q2 25
$-709.5M
$880.0M
Q1 25
$-984.2M
$1.3B
Q4 24
$466.0M
Q3 24
$1.5B
Q2 24
$1.2B
Gross Margin
NIO
NIO
SO
SO
Q1 26
17.5%
Q4 25
Q3 25
13.9%
Q2 25
10.0%
Q1 25
11.7%
Q4 24
Q3 24
Q2 24
Operating Margin
NIO
NIO
SO
SO
Q1 26
1.5%
Q4 25
13.1%
Q3 25
-16.2%
33.2%
Q2 25
-25.8%
25.3%
Q1 25
-30.6%
25.9%
Q4 24
16.7%
Q3 24
32.6%
Q2 24
30.0%
Net Margin
NIO
NIO
SO
SO
Q1 26
0.8%
Q4 25
4.9%
Q3 25
-16.8%
21.9%
Q2 25
-27.0%
12.6%
Q1 25
-36.2%
16.3%
Q4 24
7.3%
Q3 24
21.1%
Q2 24
18.6%
EPS (diluted)
NIO
NIO
SO
SO
Q1 26
$0.05
Q4 25
$0.38
Q3 25
$-1.51
$1.54
Q2 25
$-2.31
$0.79
Q1 25
$-3.47
$1.21
Q4 24
$0.48
Q3 24
$1.39
Q2 24
$1.09

Balance Sheet & Financial Strength

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

Metric
NIO
NIO
SO
SO
Cash + ST InvestmentsLiquidity on hand
$4.4B
$1.6B
Total DebtLower is stronger
$65.6B
Stockholders' EquityBook value
$594.8M
$36.0B
Total Assets
$17.8B
$155.7B
Debt / EquityLower = less leverage
1.82×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
NIO
NIO
SO
SO
Q1 26
$4.4B
Q4 25
$1.6B
Q3 25
$3.3B
Q2 25
$2.5B
$1.3B
Q1 25
$4.6B
$2.3B
Q4 24
$1.1B
Q3 24
$1.0B
Q2 24
$1.2B
Total Debt
NIO
NIO
SO
SO
Q1 26
Q4 25
$65.6B
Q3 25
$64.6B
Q2 25
$63.0B
Q1 25
$62.9B
Q4 24
$58.8B
Q3 24
$61.3B
Q2 24
$59.9B
Stockholders' Equity
NIO
NIO
SO
SO
Q1 26
$594.8M
Q4 25
$36.0B
Q3 25
$38.3B
Q2 25
$-168.3M
$37.3B
Q1 25
$817.5M
$37.2B
Q4 24
$33.2B
Q3 24
$36.9B
Q2 24
$36.1B
Total Assets
NIO
NIO
SO
SO
Q1 26
$17.8B
Q4 25
$155.7B
Q3 25
$153.2B
Q2 25
$14.0B
$148.9B
Q1 25
$14.7B
$148.1B
Q4 24
$145.2B
Q3 24
$144.0B
Q2 24
$141.9B
Debt / Equity
NIO
NIO
SO
SO
Q1 26
Q4 25
1.82×
Q3 25
1.69×
Q2 25
1.69×
Q1 25
1.69×
Q4 24
1.77×
Q3 24
1.66×
Q2 24
1.66×

Cash Flow & Capital Efficiency

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

Metric
NIO
NIO
SO
SO
Operating Cash FlowLast quarter
$427.9M
$2.6B
Free Cash FlowOCF − Capex
$-439.4M
$-1.7B
FCF MarginFCF / Revenue
-9.3%
-24.2%
Capex IntensityCapex / Revenue
18.4%
61.4%
Cash ConversionOCF / Net Profit
11.07×
7.62×
TTM Free Cash FlowTrailing 4 quarters
$-2.9B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
NIO
NIO
SO
SO
Q1 26
$427.9M
Q4 25
$2.6B
Q3 25
$3.8B
Q2 25
$2.2B
Q1 25
$-1.1B
$1.3B
Q4 24
$2.2B
Q3 24
$3.6B
Q2 24
$2.7B
Free Cash Flow
NIO
NIO
SO
SO
Q1 26
$-439.4M
Q4 25
$-1.7B
Q3 25
$559.0M
Q2 25
$-619.0M
Q1 25
$-2.3B
$-1.2B
Q4 24
$-576.0M
Q3 24
$1.3B
Q2 24
$563.0M
FCF Margin
NIO
NIO
SO
SO
Q1 26
-9.3%
Q4 25
-24.2%
Q3 25
7.1%
Q2 25
-8.9%
Q1 25
-85.6%
-15.3%
Q4 24
-9.1%
Q3 24
17.9%
Q2 24
8.7%
Capex Intensity
NIO
NIO
SO
SO
Q1 26
18.4%
Q4 25
61.4%
Q3 25
41.1%
Q2 25
40.2%
Q1 25
46.1%
31.3%
Q4 24
43.4%
Q3 24
31.8%
Q2 24
32.9%
Cash Conversion
NIO
NIO
SO
SO
Q1 26
11.07×
Q4 25
7.62×
Q3 25
2.21×
Q2 25
2.48×
Q1 25
0.98×
Q4 24
4.66×
Q3 24
2.36×
Q2 24
2.23×

Financial Flow Comparison

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

Revenue Breakdown by Segment

NIO
NIO

Segment breakdown not available.

SO
SO

Other$3.9B57%
Retail Electric Commercial$1.6B23%
Natural Gas Distribution Residential$689.0M10%
Natural Gas Distribution Transportation$371.0M5%
Wholesale Non Affiliates$123.0M2%
Natural Gas Distribution Other$76.0M1%
Wholesale Electric Non PPA Revenues$62.0M1%
Wholesale Affiliates$55.0M1%
Retail Electric Other$31.0M0%
Alternative Energy$20.0M0%
Natural Gas Distribution Industrial$15.0M0%

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