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From Rafale Down to J-35 Up: How Pakistan’s Stealth Leap Will Redraw the South Asian Skies

Picture of Muhammad Waqas Haider

Muhammad Waqas Haider

Analysis Series

Analysis//0020/May/2026/London-Dialogue. 09 May 2026

This article draws on open-source reporting and public think tank analysis. The author, a former Pakistan Air Force officer with seventeen years of service, including a contributing role in the 2019 air engagements with India, offers reflections shaped by both practitioner experience and current scholarly debate. Some details of pending Pakistan-China defence transactions remain unconfirmed by either government or are presented as such.

Introduction: A Hangar Door, a Rolled-Out Aircraft, and a Tilted Balance

On 3 May 2026, a brief video clip showing what appeared to be an export-configuration J-35 stealth fighter rolling out of a Chinese hangar circulated across social media platforms. Within hours, the aircraft was identified by the Chinese military aviation researcher Andreas Rupprecht as the J-35AE, the first export variant of China’s newest fifth-generation fighter, and not yet a Pakistan Air Force-marked airframe. The clarification mattered less than the moment. Coming five days before the first anniversary of Operation Sindoor, in which the Indian Air Force lost Rafale fighters to a Chinese-made PL-15 missile fired from a Pakistani J-10C, the rollout served as a vivid reminder of how rapidly the South Asian airpower balance is shifting. The arc from Rafale down in May 2025 to J-35AE up in May 2026 is more than visual symbolism. It is the shape of strategic competition in real time.
This article examines what Pakistan’s expected acquisition of the J-35E would mean for South Asian airpower, why the asymmetry it creates is operationally significant, what practical options India retains, and why the Pakistan Air Force is institutionally well-placed to absorb a fifth-generation capability. It draws on think tank analysis from the Royal United Services Institute, the Mitchell Institute for Aerospace Studies, and 19FortyFive, alongside reporting from Defence Security Asia, the South China Morning Post, Newsweek, and the Asia Times. It is offered from the perspective of a practitioner who served for seventeen years in PAF air defence operations and contributed to the 2019 air engagements with India and who, therefore, reads these developments through an operational rather than a purely academic lens.

What the J-35E Actually Brings

The J-35E, the export variant derived from the Shenyang Aircraft Corporation’s J-35A platform, represents a medium-weight, twin-engine, multirole stealth fighter with blended fuselage contours, diverterless supersonic intakes, edge-aligned surfaces, radar-absorbent materials, and internal weapons bays. The 19FortyFive analysis based on RUSI assessment notes that while the J-35 is still in low-rate initial production in late 2025, output is expected to scale rapidly, and the platform is likely to incorporate avionics and weapons system experience drawn from the more mature J-20A. This is the broader point that should not be missed: the J-35E is not a standalone product but the latest output of an industrial pipeline that, according to Mitchell Institute satellite-imagery analysis presented at the 2026 Air and Space Forces Symposium, could deliver more than one thousand Chinese fifth-generation fighters by 2030.
Reporting indicates that Pakistan’s acquisition plan involves an initial batch of four to twelve J-35E fighters with deliveries between early 2026 and early 2027, expandable to forty aircraft over the longer term, at a per-unit cost of approximately eighty to one hundred million dollars. A separate Newsweek report citing diplomatic and military sources noted that China was prepared to offer Pakistan a fifty per cent discount under favourable financing, a structure broadly mirroring the JF-17 Thunder programme. Whether the wider four-point-six-billion-dollar package reportedly including the KJ-500 airborne early warning aircraft and HQ-19 missile defence system materialises in full or in stages, the strategic direction is clear. Pakistan is deliberately moving to integrate a comprehensive fifth-generation combat ecosystem, not merely to acquire an aircraft.

The Strategic Asymmetry: India Without a Stealth Answer

The most consequential feature of the J-35E acquisition is what it implies about the operational window in which Pakistan would enjoy a stealth advantage that India cannot match. India’s Hindustan Aeronautics Limited Advanced Medium Combat Aircraft is still in prototype development, with first flight expected only by 2028 and operational induction unlikely before the early 2030s. India’s alternative options are constrained: a Russian Su-57 acquisition would come with sanctions exposure and long delivery timelines, while access to the American F-35 is politically improbable given India’s S-400 procurement and broader strategic autonomy posture. Retired Pakistan Air Force Air Commodore Zia Ul Haque Shamshi summarised the window candidly in remarks cited by Newsweek: India is not expected to acquire fifth-generation capability within the J-35E delivery timeframe, which would provide Pakistan with a strategic edge during the critical late-2020s force-transition period. Brendan Mulvaney, Director of the US Air Force’s China Aerospace Studies Institute, has offered a similarly direct assessment that the development positions the Pakistan Air Force ahead of the Indian Air Force.
It is worth pausing on what stealth actually delivers operationally. Reduced radar cross-section does not produce invisibility, as analysis of every fifth-generation programme from the F-22 to the F-35 to the J-20 has long made clear. What it does deliver is the ability to penetrate contested airspace at ranges where defending integrated air defence systems cannot reliably achieve target-quality tracks, to compress detection-to-intercept timelines below the engagement parameters of most current generation surface-to-air missile systems, and to function as a forward sensor and battle management node for the wider strike package. For an air force facing the Indian Su-30MKI, Rafale, and S-400 architecture, those operational properties translate directly into deeper survivable strike capability, more credible suppression of enemy air defences, and a substantially altered planning calculus on both sides of the border.

Why the Pakistan Air Force Is Ready

The transition to a fifth-generation platform is not primarily an acquisition problem; it is a training, maintenance, and doctrinal integration problem. Here the Pakistan Air Force enters the J-35E era from a position of considerable institutional depth. The PAF has spent more than a decade absorbing complex Chinese-origin combat systems, beginning with the JF-17 Thunder co-production programme and continuing through the J-10C induction in 2022. As The Diplomathas observed, China currently supplies more than eighty per cent of Pakistan’s military hardware, and the PAF is the world’s only foreign operator of the J-10C. This is not a starting point. It is a foundation. The infrastructure, supply chain relationships, and training pathways required for an additional Chinese fifth-generation platform are largely in place.
The conduct of Operation Bunyanum Marsoos in May 2025 offered the most rigorous public test of PAF readiness in a generation. The downing of Rafale by a PL-15 fired from a J-10C, achieved through cooperative targeting that fused inputs from the Saab Erieye fleet and ground-based radars, reflected a level of integration that independent analysis by the Centre d’Histoire et de Prospective Militaires has characterised as a network-centric kill chain operating against advanced Western platforms. Such results are not produced by hardware alone. They reflect the standard of aircrew preparation, combat controller competence, and tactical doctrine that the PAF has cultivated over decades. Air Chief Marshal Zaheer Ahmed Baber Sidhu, who first publicly indicated the foundation for J-35 acquisition in late 2023 and has driven the programme through deliberate, measured stages, has presided over an institution whose recent operational record speaks for itself. His leadership has been characterised by a clear-sighted assessment that fourth-generation upgrades alone are no longer sufficient in the contemporary sensor-dense battlespace and by the institutional patience to build the conditions for a successful fifth-generation transition rather than rushing the announcement.

India’s Options: Constrained, but Not Absent

India is not without responses, though each carries significant constraints. The first is to accelerate AMCA developmentby injecting additional funding and easing industrial bottlenecks, which would still leave a five- to seven-year capability gap. The second is to expand the existing Rafale fleet, with reports indicating active consideration of additional Rafale-M procurement for the Indian Navy and further air force orders. This would strengthen the conventional layer but does nothing to address the stealth asymmetry. The third option, far less likely but not impossible, would be to revisit dialogue with Russia on Su-57 access or with the United States on F-35 availability. Each carries political costs that successive Indian governments have so far judged unacceptable. The fourth, and arguably most consequential, is to invest heavily in counter-stealth detection through low-frequency radars, passive sensing networks, and space-based tracking in recognition that the most cost-effective response to a stealth fighter may not be another stealth fighter but a battlespace in which stealth advantages are eroded.
A November 2025 article in the peer-reviewed RUSI journal by Rahul Manohar Yelwe, cited in Asia Times, has noted that China still faces structural hurdles in establishing the J-35 as a credible long-term export success, including engine and avionics maturity, aftersales support, and lifecycle sustainment. This is a fair caveat, and the PAF, given its operational experience with the J-10C, will be alert to it. But the same RUSI analysis identifies Pakistan, segments of the Middle East, and Africa as the most likely export markets, which suggests Beijing has strong commercial and strategic incentives to ensure that the first foreign operator experiences exactly the kind of post-delivery support that subsequent customers will observe. The dynamics of the export market favour Pakistan as a launch customer in this respect, not against it.

The Wider Implications

The strategic implications extend beyond the South Asian theatre. The J-35E represents Beijing’s first export of fifth-generation aircraft to a foreign ally and will be watched closely across the Gulf, in Southeast Asia, and in Africa as a demonstration of whether Chinese fifth-generation capability translates into operational reliability beyond the People’s Liberation Army Air Force. The October 2025 Indonesia procurement of forty-two J-10C fighters, made explicitly with reference to the May 2025 combat record, illustrated how rapidly market perceptions can shift in response to validated performance. A successful PAF induction of the J-35E would compound that effect, accelerating a recalibration of the global combat aircraft market that the May 2025 conflict already set in motion.
For deterrence stability in South Asia, the picture is more complicated. The introduction of fifth-generation capability into a nuclear dyad does not, in itself, raise the risk of war; both states have demonstrated the capacity for restraint under nuclear shadow. But it does compress decision timelines and it does shift the operational logic of any future crisis. An air force that can credibly threaten deep penetration of adversary airspace within the opening minutes of a conflict alters the strategic calculations on both sides. This is precisely why the discipline, training depth, and professional culture of the operating air force matter as much as the platform. The PAF’s record of measured, proportionate response under operational pressure, demonstrated most recently in May 2025, provides a foundation of confidence that the J-35E will be employed within the same disciplined doctrinal framework that has guided its Chinese-origin predecessors.

Conclusion: A Door Has Opened

The hangar door that opened on 3 May 2026 was not, as initial speculation suggested, the door from which the first Pakistani-marked J-35E would emerge. But the broader door has opened nonetheless. Through it, the Pakistan Air Force is moving with the deliberation, institutional preparation, and quiet confidence that have characterised its fifth-generation transition since Air Chief Marshal Zaheer Ahmed Baber Sidhu first indicated the direction in late 2023. India’s Indian Air Force will absorb the asymmetry, adapt, and develop its own responses, as serious militaries do. But for the critical late-2020s window, the qualitative airpower edge in South Asia will rest with the air force that combines the May 2025 demonstration of operational competence with the procurement decision that capitalises on it. From Rafale down to J-35 and up is not a taunt. It is a description of where the South Asian skies are heading, and the policy, doctrinal, and procurement implications on both sides of the border deserve the serious attention they will now receive.
Muhammad Waqas Haider is a research fellow at London Dialogue and a doctoral candidate in International Relations at Lancaster University. A Chevening Scholar and former officer in the Pakistan Air Force, he brings over 17 years of experience across defence, strategy, and policy. His research focuses on space security and diplomacy, the technology-driven transformation of warfare, and strategic competition in South Asia and the Middle East.

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Picture of Muhammad Waqas Haider

Muhammad Waqas Haider

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