BMP-3 vs K21
Overview
The BMP-3 and the K21 are both Armored Personnel Carriers, manufactured by Kurganmashzavod and Hanwha Defense respectively.
The BMP-3 weighs 18.7 tons vs 25.6 tons for the K21. Top speed is 72 km/h for the BMP-3 vs 70 km/h for the K21. Operational range is 600 km for the BMP-3 vs 500 km for the K21. The BMP-3 is armed with a 100 mm 2A70 cannon, while the K21 carries a SNT Dynamics K40 40×365mmR autocannon.
The BMP-3 has been produced in 2,000 units vs 466 for the K21. Unit cost is $3.2M for the BMP-3 vs $3.5M for the K21. The BMP-3 entered service 22 years before the K21 (1987 vs 2009).
| Russian IFV, entered service in 1987, manufactured by Kurganmashzavod with around 2000 units built. | |
| Origin country | 🇷🇺 Russia |
| Category | Armored Personnel Carrier |
| Type | Infantry fighting vehicle |
| Manufacturer | Kurganmashzavod |
| Number produced | 2,000 units |
| Estimated unit price | $3.2 million |
| South Korean IFV, entered service in 2009, features a 40mm autocannon and carries up to nine troops. | |
| Origin country | 🇰🇷 South Korea |
| Category | Armored Personnel Carrier |
| Type | Infantry fighting vehicle |
| Manufacturer | Hanwha Defense |
| Number produced | 466 units |
| Estimated unit price | $3.5 million |
| Combat weight | 18.7 tons ◉ |
| Maximum speed | 72 km/h ◉ |
| Operational range | 600 km ◉ |
| Length | 7.14 m ◉ |
| Width | 3.20 m ◉ |
| Height | 2.40 m ◉ |
| Crew | 3 (commander, gunner, driver) + 7 troopers (+ 2 additional seats) |
| Engine | UTD-29M diesel 500 hp (375 kW) |
| Main armament | 100 mm 2A70 cannon |
| Secondary weapon | 30 mm 2A72 autocannon |
| Combat weight | 25.6 tons ◉ |
| Maximum speed | 70 km/h ◉ |
| Operational range | 500 km ◉ |
| Length | 6.90 m ◉ |
| Width | 3.40 m ◉ |
| Height | 2.60 m ◉ |
| Crew | 3 crew + 9 passengers |
| Engine | Doosan D2840LXE diesel 840 hp |
| Main armament | SNT Dynamics K40 40×365mmR autocannon |
| Secondary weapon | Two Raybolt ATGM launchers |
Performance Radar Chart
Detailed Comparison
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Frequently Asked Questions
Which is faster, the BMP-3 or K21?
The BMP-3 is faster with a maximum road speed of 72 km/h compared to the K21's 70 km/h.
Which has longer operational range, the BMP-3 or K21?
The BMP-3 has a longer operational range at 600 km compared to the K21's 500 km.
Which is heavier, the BMP-3 or K21?
The K21 is heavier at 25.6 tons combat weight compared to the BMP-3's 18.7 tons.
Which is larger, the BMP-3 or K21?
The BMP-3 is longer at 7.14 meters compared to the K21's 6.90 meters.
How many crew members do the BMP-3 and K21 require?
The K21 requires a larger crew of 3 crew + 9 passengers compared to the BMP-3's 3 (commander, gunner, driver) + 7 troopers (+ 2 additional seats) crew members.
Which is more expensive, the BMP-3 or K21?
The K21 is more expensive at approximately $3.5 million per unit compared to the BMP-3 at $3.2 million.
Which has been built in greater numbers, the BMP-3 or K21?
The BMP-3 has been produced in greater numbers with 2,000 units compared to 466 units of the K21.
What are the main armaments of the BMP-3 and K21?
The BMP-3 is armed with 100 mm 2A70 cannon while the K21 carries SNT Dynamics K40 40×365mmR autocannon as its main armament.