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KF-21 Boramae vs Su-35 Flanker-E

KAI KF-21 Boramae combat aircraft side profile drawing
🇰🇷 KF-21 Boramae
Sukhoi Su-35 Flanker-E combat aircraft side profile drawing
🇷🇺 Su-35 Flanker-E
Change comparison vs
Specifications
KF-21 Boramae Su-35 Flanker-E
Origin country 🇰🇷 South Korea 🇷🇺 Russia
Category Combat Aircraft Combat Aircraft
Manufacturer KAI Sukhoi
First flight 19 July 2022 29 April 1999
Year introduced 2026 2014
Number produced N/A 151 units
Average unit price $87.5 million $83 million
Wing area 46.0 m² 62.0 m²
Wingspan 11.2 m 15.0 m
Height 4.8 m 6.0 m
Length 16.8 m 22.0 m
Maximum speed 2200 km/h 2500 km/h
Operational range 1,000 km 3,600 km
Service ceiling 16,764 m 18,000 m
Max. takeoff weight 25,401 kg 34,000 kg
Empty weight 11,793 kg 18,400 kg
Total thrust 2 x 6,123 kgf 2 x 13,700 kgf
Performance Radar Chart

Overview

The KF-21 Boramae and the Su-35 Flanker-E are both Combat Aircraft, manufactured by KAI and Sukhoi respectively.

Top speed is 2,200 km/h for the KF-21 Boramae vs 2,500 km/h for the Su-35 Flanker-E. The KF-21 Boramae has an operational range of 1,000 km vs 3,600 km for the Su-35 Flanker-E. The Su-35 Flanker-E operates at altitudes up to 18,000 m compared to 16,764 m for the KF-21 Boramae.

Unit cost is $87.5M for the KF-21 Boramae vs $83M for the Su-35 Flanker-E. The Su-35 Flanker-E first flew 23 years before the KF-21 Boramae (1999 vs 2022).

Related Comparisons
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Frequently Asked Questions

Which is faster, the KF-21 Boramae or Su-35 Flanker-E?
The Su-35 Flanker-E is faster with a maximum speed of 2,500 km/h compared to the KF-21 Boramae's 2,200 km/h, a difference of 300 km/h.
Which has longer range, the KF-21 Boramae or Su-35 Flanker-E?
The Su-35 Flanker-E has a longer range at 3,600 km compared to the KF-21 Boramae's 1,000 km.
Which can fly higher, the KF-21 Boramae or Su-35 Flanker-E?
The Su-35 Flanker-E has a higher service ceiling at 18,000 meters (59,055 ft) compared to the KF-21 Boramae's 16,764 meters (55,000 ft).
Which is heavier, the KF-21 Boramae or Su-35 Flanker-E?
The Su-35 Flanker-E has a higher maximum takeoff weight at 34,000 kg compared to the KF-21 Boramae's 25,401 kg.
Which is larger, the KF-21 Boramae or Su-35 Flanker-E?
The Su-35 Flanker-E is longer at 22.0 meters compared to the KF-21 Boramae's 16.8 meters.
Which is more expensive, the KF-21 Boramae or Su-35 Flanker-E?
The KF-21 Boramae is more expensive at approximately $88 million per unit compared to the Su-35 Flanker-E at $83 million.
Which entered service first, the KF-21 Boramae or Su-35 Flanker-E?
The Su-35 Flanker-E entered service first in 2014, 12 years before the KF-21 Boramae which entered service in 2026.