GlobalMilitary.net Open-source military intelligence Updated daily
Head-to-head

BMP-3 vs K21

BMP-3 vs K21 at a glance — weight 18,700 vs 25,600 kg, top speed 72 vs 70 km/h, range 600 vs 500 km, crew 3 (commander, gunner, driver) + 7 troopers (+ 2 additional seats) vs 3 crew + 9 passengers.

BMP-3 infantry fighting vehicle side profile drawing
🇷🇺 BMP-3Full specs
K21 infantry fighting vehicle side profile drawing
🇰🇷 K21Full specs
Specifications
BMP-3 K21
Origin country 🇷🇺 Russia 🇰🇷 South Korea
Category Infantry Fighting Vehicle Infantry Fighting Vehicle
Type Infantry fighting vehicle Infantry fighting vehicle
Manufacturer Kurganmashzavod Hanwha Defense
Number produced 2,000 units 466 units
Estimated unit price $3.2 million $3.5 million
Combat weight 18.7 tons 25.6 tons
Maximum speed 72 km/h 70 km/h
Operational range 600 km 500 km
Length 7.14 m 6.90 m
Width 3.20 m 3.40 m
Height 2.40 m 2.60 m
Crew 3 (commander, gunner, driver) + 7 troopers (+ 2 additional seats) 3 crew + 9 passengers
Performance Radar Chart
Armament & Powertrain
BMP-3 K21
Main armament 100 mm 2A70 cannon SNT Dynamics K40 40×365mmR autocannon
Secondary weapon 30 mm 2A72 autocannon Two Raybolt ATGM launchers
Engine UTD-29M diesel 500 hp (375 kW) Doosan D2840LXE diesel 840 hp
Explore further
BMP-3 side profile drawing BMP-3 Specs, operators & history →
Largest operators · in service
K21 side profile drawing K21 Specs, operators & history →
Largest operators · in service
Change comparison vs
Related Comparisons
Guide Russian Armour Designations
BMP-3 vs M2 Bradley BMP-3 vs BMP-2 K21 vs CV-90 BMP-3 vs ZBD-04 BMP-3 vs Marder BMP-3 vs YPR-765

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?
Both the BMP-3 and K21 require a crew of 3.
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.