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MiG-21 vs. Sukhoi Su-35

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MiG-21

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Su-35

Role
FighterMulitrole fighter
Generation
2nd generation4++ generation
National Origin
Soviet UnionSoviet Union/Russia
Manufacturer
Mikoyan-GurevichSukhoi
Price (USD)
$3 Million$43 Million
Primary Users
Soviet Air ForcesRussian Air Force
First Flight
19552008
Last Production Year
1985In Production
# Units Built
11,496>147
Status
In ServiceIn Service
Seats
11
Length
14 m46 ft
21 m71 ft
Wingspan
7 m23 ft
15 m50 ft
Wing Area
23 m²247 ft²
62 m²667 ft²
Height
4 m13 ft
5 m19 ft
Empty Weight
5,339 kg11,770 lbs
19,001 kg41,890 lbs
Gross Weight
8,811 kg19,425 lbs
25,301 kg55,780 lbs
MTOW
9,800 kg21,605 lbs
34,500 kg76,060 lbs
Fuel Capacity
2,363 kg5,210 lbs
11,521 kg25,400 lbs
Number of Engines
12
Engine Type
TurbojetTurbofan
Engine Manufacturer
TumanskySaturn
Engine Model
R-25AL-41F1S
Dry Thrust
40 kN9,030 lbs
86 kN19,400 lbs
Thrust w/ Afterburner
70 kN15,640 lbf
137 kN30,900 lbf
Max Thrust
70 kN15,640 lbf
275 kN61,800 lbf
Max Speed (Mach)
Mach 2.05Mach 2.25
Top Speed
2,174 km/h1,351 mph
2,414 km/h1,500 mph
Range
667 km360 nm
3,519 km1,900 nm
Rate of Climb
235 m/s46,250 ft/min
279 m/s55,000 ft/min
Ceiling
17,496 m57,400 ft
17,983 m59,000 ft
G Limit
8 g9 g

What Are the Differences Between the MiG-21 and Sukhoi Su-35

MiG-21 vs Sukhoi Su-35 Size Comparison

  • At 21.90 meters, the Sukhoi Su-35 is 7.80 meters longer than the MiG-21.
  • With a wingspan of 15.30 meters, the Sukhoi Su-35 is 8.10 meters wider from wingtip to wingtip.
  • The wing area of the Sukhoi Su-35 is 1.80 meters bigger than that of the MiG-21’s 4.10 meters.

MiG-21 vs Sukhoi Su-35 Price

  • The Sukhoi Su-35 is more expensive than the MiG-21, with a unit cost of approximately 43 million compared to the MiG-21’s unit cost of approximately 3 million.

MiG-21 vs Sukhoi Su-35 Speed

  • The Sukhoi Su-35 has a top speed of 1,500 miles per hour, and the MiG-21 has a top speed of 1,351 miles per hour. Head to head, this makes the Sukhoi Su-35 149 miles per hour faster than the MiG-21.

About the MiG-21

The Mikoyan-Gurevich MiG-21, known by its NATO reporting name "Fishbed," is one of the most produced jet fighters in aviation history, with over 11,000 units built by the Soviet Union from 1959 into the 1980s. This aircraft served as the backbone of the Soviet Air Force and its allies throughout the Cold War, making it one of the most widely exported fighters ever, used by over 60 countries across four continents.

Production History: The development of the MiG-21 began in the early 1950s, with the first prototype taking flight in 1956. It was introduced into service in 1959, marking a significant leap in Soviet fighter technology with its Mach 2 capabilities. The MiG-21 was continuously improved and produced in various versions, including interceptor, fighter-bomber, and reconnaissance variants.

Design Features: The MiG-21's design is characterized by its delta wing and unique fuselage, which houses a single Tumansky turbojet engine. This configuration provided the aircraft with excellent speed and agility. The aircraft's relatively small size and simple design also contributed to its low production and maintenance costs. Despite its compact frame, the MiG-21 was capable of carrying a range of weapons systems, including air-to-air missiles, bombs, and an internal autocannon.

Operational History: The MiG-21 saw extensive combat use in several conflicts during the latter half of the 20th century, including the Vietnam War, where it engaged in dogfights with American F-4 Phantoms and F-105 Thunderchiefs. The aircraft continued to see action in various regional conflicts around the world, proving its effectiveness in both air-to-air and air-to-ground roles.

Comparison with Similar Models

MiG-21 vs. F-4 Phantom II

Role and Capabilities: While both aircraft were primary fighters of their respective air forces during the Vietnam War, the MiG-21 was lighter, faster, and more agile, designed for quick intercept missions. In contrast, the F-4 Phantom II was a larger, more versatile fighter-bomber capable of performing a wide range of missions.

Performance: The MiG-21's design focused on high-speed interception and agility, making it especially effective in close-range dogfights. The F-4, however, had a greater payload, longer range, and was equipped with advanced radar and missile systems, allowing it to engage enemies beyond visual range effectively.

MiG-21 vs. F-5 Freedom Fighter/Tiger II

Design Evolution: Both aircraft were developed around the same time and shared roles as lightweight, cost-effective fighters for their respective allies. The F-5 was designed with a focus on ease of maintenance and versatility, while the MiG-21 was optimized for speed and altitude performance.

Operational Capabilities: The MiG-21 and F-5 were considered well-matched adversaries, with similar sizes and speeds. However, the MiG-21's delta wing provided it with a slight edge in maneuverability at higher speeds, whereas the F-5 offered better visibility and weapon accuracy at lower speeds.

About the Sukhoi Su-35

The Sukhoi Su-35 "Flanker-E" is an advanced multirole fighter aircraft developed from the Su-27. Introduced into service with the Russian Air Force in 2014, the Su-35 is designed to achieve air superiority through superior maneuverability, sophisticated avionics, and formidable firepower. Its capabilities make it one of the most powerful aircraft in the modern aerial combat arena.

Production History: Development of the Su-35 began in the late 1980s as an improvement over the original Su-27, with a focus on upgrading the airframe, propulsion, and avionics. The project saw several iterations, culminating in the Su-35S variant, which features extensive improvements over its predecessors. The aircraft entered serial production in the late 2000s, with the Russian Air Force being the primary operator.

Design Features: The Su-35 employs a reinforced airframe that allows for greater agility and speed, with large canard foreplanes and an updated wing structure to enhance its aerodynamic performance. It is powered by two Saturn AL-41F1S afterburning turbofan engines, equipped with thrust vectoring control, granting it exceptional maneuverability.

Operational History: The Su-35 has been deployed in various operational theaters, showcasing its advanced capabilities. Notably, it has been used in the Syrian conflict, where it performed air superiority and ground-attack missions. The aircraft's performance in combat and training exercises has demonstrated its role as a formidable adversary against contemporary fighter jets.

Comparison with Similar Models:

Su-35 "Flanker-E" vs. Su-30MKI

Technological Upgrades: The Su-35 features significant improvements over the Su-30MKI, including enhanced engines with thrust vectoring, a more advanced radar system, and superior avionics. These upgrades provide the Su-35 with better performance and operational capabilities.

Role and Versatility: While both aircraft are versatile multirole fighters, the Su-35 is optimized for air superiority with additional enhancements for ground and sea attack roles, making it more adept in a wider range of combat scenarios.

Su-35 "Flanker-E" vs. F-15E Strike Eagle

Maneuverability and Performance: The Su-35's thrust-vectoring engines and aerodynamic design give it an edge in maneuverability and close-quarters combat compared to the F-15E, which is more focused on strike missions with its heavy payload capacity and advanced targeting systems.

Avionics and Armament: Both aircraft are equipped with state-of-the-art avionics and capable of carrying a wide range of weaponry. The F-15E has been continuously updated with modern technology, but the Su-35's newer design integrates more recent advancements in radar technology and electronic warfare.

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Values shown may not be 100% accurate, as some metrics are averages or only represent certain production years and configurations. Engine specs are based on the best options available.

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