See Bull Run's current pages for Hitachi Energy India and Siemens Energy India. Related comparisons include Siemens Limited vs Hitachi Energy India, ABB India vs Hitachi Energy India and Hitachi Energy India vs GE Vernova T&D India.

The revenue difference is only about ₹8 crore—less than half of one percent.

This makes the comparison exceptionally clean.

Same revenue, very different profit conversion

Siemens Energy India wins current margin economics

Profit from operations increased approximately 73.6% year on year.

Margin increased from 17.6% to 21.9%.

PAT increased 67.8% to ₹441 crore.

This is unusually strong profitability for heavy electrical equipment

A 22%-level operating margin means Siemens Energy is currently converting:

• backlog;
• factory utilization;
• project execution;
• export mix;
• pricing;

into earnings extremely efficiently.

Management identified three major margin drivers

The company cited:

• better operating leverage;
• higher export contribution;
• disciplined order execution.

These drivers are important because they indicate margin growth is linked to operations rather than a one-off accounting gain.

Hitachi's 16% margin is also strong

Operational EBITDA was ₹399.9 crore.

PBT reached ₹389.5 crore.

PAT reached ₹294.2 crore.

For a rapidly scaling project-and-equipment business, 16% is a strong margin.

But almost identical revenue produced ₹147 crore less PAT

Siemens Energy PAT:

₹441 crore.

Hitachi PAT:

₹294.2 crore.

Siemens Energy therefore generated approximately 50% more quarterly net profit.

PAT margin illustrates the difference

Simple PAT divided by revenue gives approximately:

• Hitachi Energy India: 11.8%;
• Siemens Energy India: 17.7%.

This is a Bull Run analytical calculation rather than a company-reported margin.

Siemens Energy's profitability is currently the strongest argument for the stock

The company does not need Hitachi's 69% revenue growth to grow profit rapidly.

Revenue increased 39.3%.

Operating profit increased 73.6%.

PAT increased 67.8%.

That is powerful operating leverage.

Hitachi wins future contracted visibility

The difference is approximately ₹12,891 crore.

That makes Hitachi's backlog around 67% larger.

Relative to quarterly revenue, Hitachi's backlog is also larger

Using current April–June revenue:

• Hitachi backlog / quarter revenue: approximately 12.9x;
• Siemens Energy backlog / quarter revenue: approximately 7.8x.

Again, these are not conversion timelines.

They simply illustrate how much contracted work exists relative to current scale.

Both companies participate in long-cycle energy projects

This makes their backlog comparison cleaner than comparing Hitachi with a short-cycle industrial manufacturer.

Both sell equipment and projects that can involve:

• large transformers;
• high-voltage switchgear;
• substations;
• grid stabilization;
• engineering;
• testing;
• commissioning.

Hitachi still has the more explicit grid concentration

Its current order book is led by:

• HVDC;
• grid connection solutions;
• power quality;
• transformers;
• services.

This makes the listed company a particularly concentrated way to participate in transmission scarcity.

Siemens Energy India's business includes Power Generation

The company operates two major reporting segments:

• Power Transmission;
• Power Generation.

This means it participates in both moving electricity and producing it.

Q3 segment revenue was almost evenly split

Disclosed filing data indicates approximately:

• Power Transmission revenue: ₹1,386 crore;
• Power Generation revenue: ₹1,099 crore.

Transmission therefore contributed roughly 56% of quarterly segment revenue.

Generation contributed roughly 44%.

This diversification helps explain the margin profile

Power Generation includes:

• steam turbines;
• gas turbines;
• generators;
• industrial steam turbines;
• service;
• waste-heat-recovery solutions;
• modernization.

Service and engineered equipment can support attractive margins.

Hitachi does not have the same generation-equipment exposure

Its listed Indian thesis is centered much more heavily around transmission, distribution and grid technology.

This gives investors a purer grid-infrastructure exposure.

Which structure is better depends on the cycle

When transmission investment is scarce and accelerating, Hitachi's concentration can create faster growth.

When generation service, industrial turbines and exports perform strongly, Siemens Energy can generate higher blended margins.

HVDC is Hitachi's clearest strategic advantage

HVDC is strategically important because India's electricity system increasingly needs to transport renewable power over long distances.

Major use cases include:

• renewable-energy corridors;
• large interstate power transfer;
• urban infeed;
• submarine transmission;
• land-constrained corridors;
• long-distance low-loss transmission.

The Mumbai project demonstrates local execution capability

Hitachi participated in the Kudus–Aarey HVDC city-centre infeed.

The project can deliver around 1,000 MW into Mumbai.

This is exactly the kind of system-level project that creates a high technical barrier to entry.

Siemens Energy India's current disclosed Q3 order examples emphasize grid stabilization rather than comparable HVDC orders

Major current orders highlighted include:

• 420 kV GIS products and substations;
• a ±300 MVAr STATCOM;
• 400 kV GIS substations;
• large industrial steam turbines;
• waste-heat-recovery projects;
• global service work.

These are valuable technologies but represent a somewhat different current order mix.

STATCOM is especially important in a renewable-heavy grid

Solar and wind create variability.

STATCOM systems support:

• voltage stability;
• reactive power;
• grid balancing;
• renewable integration.

That places Siemens Energy firmly inside the grid-flexibility opportunity even without relying on HVDC as the central thesis.

Both companies benefit from AI data centres

AI data centres drive electricity demand at multiple levels.

They require:

• generation capacity;
• transmission capacity;
• large transformers;
• substations;
• grid stability;
• reliable power quality.

Hitachi sees data centres directly in its Q1 order mix

The company specifically cited data centres as a significant contributor.

Its new Karjan transformer plant is also intended to support AI data-centre applications.

Siemens Energy India is participating through exports too

Management has discussed transformer orders connected to US data-centre expansion.

This means India's manufacturing base can participate in global rather than only domestic electricity scarcity.

Export mix is one reason Siemens Energy margin improved

Management specifically cited higher export contribution.

Exports can improve factory utilization and diversify geographic demand.

They can also increase:

• currency exposure;
• freight complexity;
• international customer risk.

Hitachi also has large export exposure

Approximately 33.6% of Q1 orders under Hitachi's ex-HVDC order calculation came from exports.

Regions included:

• Europe;
• North America;
• South Asia.

The two Indian companies are therefore becoming global manufacturing nodes

This matters for valuation.

The addressable opportunity is larger than Indian domestic transmission capex alone.

Capacity expansion is the next battlefield

Hitachi's new large-transformer capacity arrives earlier

Karjan is scheduled for completion in FY28.

Siemens Energy's newly announced 30,000 MVA greenfield transformer expansion is expected to come online progressively between FY30 and FY32.

That timing matters.

If transformer scarcity peaks before 2030, Hitachi may capture more of it

A factory commissioned in FY28 can monetize:

• domestic transmission corridors;
• renewables;
• data centres;
• export shortages;
• industrial electrification;

several years before Siemens Energy's new greenfield capacity is fully available.

Siemens Energy is not standing still until FY30

Its earlier approximately ₹740 crore expansion programme is already under execution.

Management has described:

• Kalwa transformer expansion;
• doubling transformer capacity from approximately 15,000 MVA to 30,000 MVA;
• Chhatrapati Sambhajinagar switchgear expansion.

This means Siemens Energy has a two-stage capacity strategy

Stage one:

• brownfield transformer expansion;
• switchgear expansion.

Stage two:

• ₹2,060 crore greenfield transformer capacity;
• approximately 30,000 additional MVA;
• FY30–FY32 commissioning.

Hitachi's capacity strategy is also broader than only Karjan

The new factory complements existing transformer facilities in Gujarat and component facilities in other Indian locations.

It will become the company's twentieth manufacturing unit in India.

Both are making capital commitments because lead times are long

A large-transformer plant cannot be built after demand arrives and still satisfy near-term orders.

Companies must commit years in advance.

This makes capital allocation extremely important.

Overbuilding is the main long-term risk

Every major supplier is adding capacity because today's demand is exceptional.

If all new factories arrive after the shortage has normalized, industry margins could decline.

Investors therefore need to distinguish:

• structural electricity demand;
• temporary scarcity pricing;
• long-cycle project growth;
• capacity overshoot.

Hitachi's BESS order creates additional grid optionality

The company won a 165 MW / 330 MWh battery-storage project in Andhra Pradesh.

This expands the listed Indian business beyond traditional transformers and substations.

Grid storage complements Hitachi's existing portfolio

As renewable energy increases, the grid requires:

• storage;
• power quality;
• HVDC;
• automation;
• flexibility.

Hitachi can address several of these layers.

Siemens Energy has broader generation-transition optionality

The company can participate in:

• steam turbines;
• gas turbines;
• waste heat recovery;
• thermal modernization;
• industrial decarbonization;
• grid stabilization;
• transformers.

This creates a wider energy-system portfolio.

Power Generation is not necessarily a legacy-growth business

Industrial customers need:

• efficient steam systems;
• waste-heat recovery;
• captive power optimization;
• service and refurbishment.

These opportunities can support profitable growth even as renewable electricity expands.

Siemens Energy India has also modernized existing thermal assets

Service and refurbishment can increase efficiency without constructing an entirely new plant.

This creates recurring installed-base economics.

The valuation comparison currently favours Siemens Energy

Hitachi is worth about ₹27,000 crore more

Market capitalisation is approximately:

• Hitachi Energy India: ₹1.515 lakh crore;
• Siemens Energy India: ₹1.246 lakh crore.

Hitachi therefore trades at roughly a 22% market-cap premium.

Yet Siemens Energy generated about 50% more Q3 PAT

This is why Siemens Energy trades at the lower earnings multiple.

Current P/E:

• Hitachi: 131.7x;
• Siemens Energy: 83.7x.

Siemens Energy is still expensive in absolute terms

An 84x P/E is not a value-stock valuation.

Investors are already paying for:

• transformer scarcity;
• grid investment;
• margin growth;
• exports;
• capacity expansion;
• energy-transition demand.

Hitachi's valuation requires even more growth

At around 132x earnings, investors need continued:

• backlog conversion;
• HVDC order flow;
• capacity expansion;
• double-digit margins;
• export growth;
• transformer scarcity.

ROCE currently favours Hitachi—but the comparison needs an important caveat

Siemens Energy India's standardized return ratios have limited listed-company history

The current Q3 income statement shows much stronger profit conversion than the 9.9% standardized ROCE alone would suggest.

Investors should monitor how the return ratios normalize as more post-demerger periods enter the calculation.

Hitachi's current ROCE is nevertheless excellent

Approximately 27.7% standardized ROCE while investing aggressively in new capacity is a strong result.

The challenge is maintaining that return as ₹2,000 crore of additional factory capital enters the denominator.

The future ROCE battle will be determined by factory utilization

Both companies are investing billions of rupees.

If factories fill quickly, incremental ROCE can remain attractive.

If utilization is slow, capital returns decline even if industry revenue continues growing.

What must Hitachi Energy India prove?

• ₹32,222 crore backlog must convert without execution slippage.
• HVDC and transformer demand should remain structurally strong.
• 16% Operational EBITDA margin should remain sustainable.
• The Karjan factory must commission around FY28.
• New capacity should fill quickly enough to defend ROCE.
• Export demand must remain strong.
• BESS should become a meaningful adjacent opportunity.
• A 130x-plus P/E requires exceptional earnings growth.

What must Siemens Energy India prove?

• 21.9% operating margin should prove durable rather than peak-cycle.
• ₹19,331 crore backlog must continue growing.
• Power Transmission needs continued transformer and GIS order momentum.
• Power Generation should preserve attractive service and equipment economics.
• The ₹740 crore ongoing expansions must commission efficiently.
• The ₹2,060 crore future transformer factory must avoid overcapacity.
• Post-demerger ROCE should improve as earnings compound.
• Export contribution should remain supportive of margins.

What could make Hitachi outperform Siemens Energy India?

HVDC and transformer scarcity can remain much more durable than expected.

If Hitachi converts its ₹32,222 crore backlog while maintaining mid-teens margins and brings Karjan online into a still-tight FY28 market, earnings can compound extremely quickly.

What could make Siemens Energy India outperform Hitachi?

It already generates more profit from the same revenue.

If 20%-plus operating margins remain durable while backlog continues expanding, earnings can grow rapidly from a substantially lower P/E.

Power Generation also provides a second profit pool beyond grid equipment.

Which company generated more April–June revenue?

Hitachi Energy India—but effectively by nothing.

₹2,493.7 crore versus Siemens Energy India at ₹2,486 crore.

Which grew faster?

Hitachi Energy India.

68.6% versus Siemens Energy India at 39.3%.

Which generated more operating profit?

Siemens Energy India.

₹545 crore profit from operations versus Hitachi's ₹399.9 crore Operational EBITDA.

The accounting measures are not identical.

Which generated more PAT?

Siemens Energy India.

₹441 crore versus Hitachi at ₹294.2 crore.

Which has the larger order backlog?

Hitachi Energy India.

₹32,222 crore versus Siemens Energy India at ₹19,331 crore.

Which has stronger HVDC exposure?

Hitachi Energy India based on current disclosed listed-company order mix and project references.

Which is more diversified across the energy system?

Siemens Energy India.

Its business spans both Power Transmission and Power Generation.

Which has higher standardized ROCE?

Hitachi Energy India.

Approximately 27.7% versus Siemens Energy India around 9.9%, although Siemens Energy's short post-demerger listed history requires caution.

Which stock is cheaper?

Siemens Energy India on current trailing earnings.

Approximately 83.7x P/E versus Hitachi Energy India around 131.7x.

Which is better: Hitachi Energy India or Siemens Energy India?

Hitachi Energy India currently has the stronger grid-growth and future-visibility profile. Its backlog is about 67% larger, revenue is growing faster, HVDC exposure is more explicit and a ₹2,000 crore transformer factory can add capacity by FY28.

Siemens Energy India currently has the stronger earnings-conversion and valuation profile. On almost exactly the same quarterly revenue, it generated about 36% more disclosed operating profit and 50% more PAT, while trading at a materially lower P/E.

The key question is whether investors should pay more for backlog or current profit.

Hitachi has more contracted work waiting to become revenue.

Siemens Energy currently turns each rupee of revenue into much more profit.

At September 2026 valuations, Siemens Energy India has the stronger current earnings-to-valuation setup, while Hitachi has the stronger long-duration grid-scarcity setup. Hitachi can justify its premium if its ₹32,222 crore backlog and FY28 capacity expansion sustain exceptional growth; Siemens Energy can outperform if its 20%-plus operating margin proves durable while its own transformer expansion and export business scale.

Frequently asked questions