BMP-3 vs K21
| 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 â—‰ |
| Maximum speed | 72 km/h â—‰ |
| Operational range | 600 km â—‰ |
| Length | 7.14 m â—‰ |
| Width | 3.20 m â—‰ |
| Height | 2.40 m â—‰ |
| 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 â—‰ |
| Maximum speed | 70 km/h â—‰ |
| Operational range | 500 km â—‰ |
| Length | 6.90 m â—‰ |
| Width | 3.40 m â—‰ |
| Height | 2.60 m â—‰ |
| 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
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.