Russia’s Su-75 Checkmate: A Cost-Effective Stealth Fighter to Rival the F-35

Russia's Su-75 Checkmate stealth fighter displayed at an airshow, viewed from the side with angular stealth features.

In the world of military aviation, stealth technology and fifth-generation fighter capabilities have become the gold standard. For years, the United States has dominated this domain with the F-22 Raptor and the F-35 Lightning II. However, Russia’s introduction of the Su-75 "Checkmate" stealth fighter marks a bold attempt to challenge that dominance—not through sheer parity, but by offering an advanced, export-friendly, and cost-effective alternative. The Su-75, revealed by Rostec in 2021, is Russia’s latest project intended to reshape the global fighter jet market. Developed as a single-engine, stealth, multi-role aircraft, the Checkmate is positioned not only as a response to Western airpower but also as an option for nations that cannot afford American jets or are restricted from acquiring them.   

Origins of the Su-75 Project

Russia’s defense industry, particularly the United Aircraft Corporation (UAC) under Rostec, launched the Su-75 as a strategic move to tap into emerging markets. With global geopolitical tensions on the rise and increased demand for military self-reliance, many countries are seeking advanced fighter technology without the steep costs or political strings attached. The Checkmate was officially unveiled at the MAKS 2021 air show in Moscow, signaling Russia's intent to target international buyers like India, Vietnam, and Middle Eastern countries. The goal was clear: deliver a next-generation fighter at an estimated $25–30 million—a fraction of the F-35’s price.   

Design and Stealth Features

One of the most striking aspects of the Su-75 is its sleek, angular design that bears similarities to the American F-35. The aircraft features a single engine, a V-tail, and internal weapons bays, all of which enhance its stealth capabilities. Radar cross-section (RCS) minimization is a key element in stealth aircraft, and the Su-75 is no exception. Using composite materials and specially coated surfaces, Russian engineers have aimed to reduce the jet’s visibility to enemy radar, making it suitable for both strike and air superiority missions. Internal weapon storage ensures that the jet can carry guided missiles, bombs, and even air-to-air munitions without compromising its radar profile.  

Advanced Avionics and AI Integration

The Checkmate is expected to feature a modern glass cockpit, fly-by-wire controls, and an active electronically scanned array (AESA) radar system. These elements are considered critical in fifth-generation aircraft, enabling enhanced situational awareness, better target acquisition, and increased survivability. What sets the Su-75 apart is its advertised AI-enhanced pilot support system. Rostec claims the jet will utilize artificial intelligence for mission optimization and threat detection, enabling single pilots to make faster decisions in high-stress environments.

Export-Oriented Strategy

Perhaps the most defining characteristic of the Su-75 is that it is being built primarily for export markets. Russia understands that developing nations often find it difficult to gain access to U.S. or European fighter jets due to cost or political constraints. With a price tag expected to be nearly half of the F-35, Russia is marketing the Su-75 to countries that have historically purchased Russian hardware or those seeking alternatives to Western platforms. Potential customers include Algeria, the United Arab Emirates, and possibly Argentina. This export-oriented model, however, faces skepticism due to previous delays in similar Russian programs, such as the Su-57.

Production Timeline and Challenges

As of mid-2025, the Su-75 remains in prototype and testing phases. Initially slated for a 2026 production rollout, the project has faced delays likely due to sanctions, funding limitations, and supply chain disruptions caused by the Ukraine conflict. Critics also point to Russia’s reliance on foreign-made components, particularly jet engines. While the Checkmate is designed to operate with the Russian-made Saturn izdeliye 30 engine (similar to the Su-57), concerns persist about engine reliability and production scalability.

Checkmate vs. F-35: A Fair Comparison?

Comparing the Su-75 directly to the F-35 reveals important contrasts:

Feature Su-75 Checkmate F-35 Lightning II
Engine               Single (Saturn) Single (Pratt & Whitney F135)
Stealth                Moderate-High High
Avionics                    Modern, limited field testing                 Combat-proven
Combat Ready            Projected post-2026 Active in multiple countries
Export Cost                     ~$30 million ~$80 million

While the F-35 benefits from years of combat testing and coalition integration, the Su-75 is still a concept with promises yet to be fulfilled. However, for budget-conscious militaries, the Checkmate offers a compelling entry point into next-generation aerial combat.

Strategic Implications

The rise of the Su-75 Checkmate reflects broader shifts in the global arms trade. Countries are increasingly looking to diversify their military suppliers, and Russia is aiming to fill that gap with cheaper alternatives to American and European hardware. From a geopolitical standpoint, this could tip the balance of power in regions like the Middle East, Asia-Pacific, and Africa, where military strength is a key element of diplomacy and deterrence. Moreover, Russia’s move to bypass Western defense export channels may lead to new military alliances and partnerships, particularly among nations wary of U.S. influence.

Expert Opinions

Defense analysts remain divided on the Su-75’s viability. “The Su-75 is an impressive concept, but without a working fleet and international trust in Russia's supply chains, it’s a tough sell right now,” says Dr. Michael Kofman, Director of Russia Studies at CNA. On the other hand, some military procurement experts suggest that even a partially successful Su-75 program could disrupt the global fighter jet market, forcing price reductions and innovation in Western platforms.

In conclusion, Russia’s ambitions with the Su-75 Checkmate are grand: to create a low-cost, highly capable stealth fighter that redefines air warfare for budget-conscious nations. Whether or not this goal is realized will depend on: Successful flight testing and production Reliable engine development Political and economic stability Global trust in Russian military exports If Russia can deliver even half of what it promises, the Checkmate may become one of the most influential aircraft of the decade—not because it matches the F-35, but because it democratizes access to fifth-gen capabilities.     

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