Defence Stocks to Watch Despite the Union Budget

The corridors of South Block in New Delhi are often filled with the hushed meetings and deliberations weeks ahead of the Union Budget.

But there is one aspect of the Budget that is most anticipated.

In an era of autonomous drones, algorithm-driven targeting and cyber warfare, Budget 2026 will reveal how seriously India is willing to fund the transformation of its military, even as fiscal space tightens.

In the high-stakes theater of Indian defence, the spotlight often oscillates between two titans: Bharat Electronics and Hindustan Aeronautics.

To the uninitiated, they are twin pillars of the indigenisation story. But to the discerning eye, they represent two fundamentally different philosophies of risk.

One is a master of the invisible, the silicon, the sensors, and the electromagnetic spectrum. The other is the architect of the tangible, the screaming engines, the titanium airframes, and the thunder of supersonic flight.

The Indian government is manoeuvring through shifting geopolitical currents and fiscal constraints. The question is which of these two firms is better insulated against the inherent volatility of defence outlays?

I believe, this is less a matter of balance sheets and more of strategic diversification.

To understand the vulnerability of these stocks to defence outlay uncertainties, one must first dismantle the myth that all defence spending is created equal.

Large outlays are often episodic, tied to the acquisition of massive platforms like fighter jets or submarines.

Hindustan Aeronautics Ltd (HAL) sits at the very heart of these lumpy, capital-intensive cycles. HAL is the custodian of India's aerial sovereignty, a role that tethers its fortunes to the multi-billion-dollar procurement of the Tejas Light Combat Aircraft, the Su-30 MKI upgrades, and the burgeoning Prachand helicopter programs.

HAL operates in the realm of massive platforms. Its order book is a landscape of mountains and valleys. A single delay in a cabinet approval for a fighter wing can create a multi-year stagnation in revenue recognition.

This can make the stock's narrative highly sensitive to the specific timing of the Union Budget and the Defence Acquisition Council's whims.

Conversely, Bharat Electronics Ltd (BEL) occupies a more granular and pervasive space within the defence ecosystem.

While HAL builds the body of the war machine, BEL provides the nervous system.

Modern warfare has shifted toward electronic-centric combat, where the value of a platform is increasingly determined by its avionics, radar, sonar, and electronic warfare suites rather than just its kinetic performance.

This allows BEL to participate in almost every defence project across the Army, Navy, and Air Force.

Whether the government decides to buy more tanks or more frigates, the electronic components are likely to be sourced from BEL. This cross-service penetration acts as a natural hedge; a slowdown in Air Force procurement is often offset by an upgrade in Naval radar systems.

Consequently, BEL's revenue stream is traditionally viewed as more linear and less prone to the anxiety that accompanies HAL's mega-platform contracts.

However, the diversification strategies reveal a fascinating divergence in corporate strategy. BEL's management recognised early that the growth in electronics need not be limited to the battlefield use cases.

Today, BEL has aggressively pivoted toward non-defence sectors, aiming to derive roughly fifteen to twenty percent of its revenue from civilian applications.

Their footprint now extends into Electronic Voting Machines (EVMs), where they hold a virtual duopoly, as well as smart city infrastructure, solar energy systems, and even medical electronics.

During the pandemic, BEL's rapid pivot to manufacturing ventilators was not just a service to the nation but a proof of concept for their industrial agility.

By embedding themselves into India's civil digital infrastructure, BEL is building a moat that is decoupled from the Defence Ministry's capital expenditure cycles.

HAL, on the other hand, is pursuing a different flavour of diversification. The diversification strategy is centered on the high-margin world of Maintenance, Repair, and Overhaul (MRO) and the burgeoning space sector.

While BEL's diversification moves out of defence, HAL's moves deeper into the lifecycle of the product.

The realisation that an aircraft generates more revenue over forty years of maintenance than it does at the point of sale has transformed HAL's business model.

Furthermore, HAL's collaboration with ISRO for the production of satellite launch vehicles and the Gaganyaan mission provides a "civilian" buffer that is technologically adjacent to their core competency.

While this doesn't exit the government-spending umbrella entirely, it diversifies the source of the funding away from the strictly military budget.

Comparing them, the argument for BEL as the less defence dependent stock rests on its lower entry barriers into civilian markets and its shorter project gestation periods. Electronics have shorter lifecycles and frequent upgrade requirements, ensuring a steady replacement market that platforms like aircraft simply do not enjoy.

If the defence budget were to be frozen tomorrow, BEL's ability to sell traffic management systems, solar solutions, and cybersecurity services provides a tangible safety net. The revenue is composed of many smaller orders that add up.

HAL, despite its efforts to build an MRO hub and participate in the space race, remains fundamentally tied to the long-cycle platform business.

The sheer scale of HAL's projects means that when it wins, it wins big. But the dry spells in order book execution can be gruelling for investors who lack the stomach for bureaucratic delays.

HAL is building the future of Indian aerospace, which is a potentially explosive growth story. But it's a story that requires the government to keep its capex pipeline open for decades at a time.

So, BEL appears to be the more resilient entity against the specific uncertainty of defence outlays. By diversifying into genuine civilian sectors that operate on different economic cycles than the military, it has created a multi-engine growth model.

HAL is certainly doing better at capturing the total value of its defence products through MRO. But in terms of true protection against the volatility of the defence outlays, the entity may disappoint temporarily, from time to time.

Notwithstanding the announcements in the upcoming Union Budget, or the lack of it, long term investors must keep both the stocks on their watchlist to leverage the structural tailwinds.

Warm regards,


Tanushree Banerjee
Editor, StockSelect
Quantum Information Services Private Limited (Research Analyst)