Credit
대한민국 국군 Republic of Korea Armed Forces · CC BY-SA 2.0 · Resized · CC BY-SA 2.0 · Source ↗ · Modified
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BArmoured vehicles
At a glance
K21larger figure on 1 of 3
Praga V3Slarger figure on 2 of 3
Counts only measures both sources give with the same scope. A larger figure is not a better system.
Measured figures
Length
Single source6.9 m (23 ft)[source]
Length
Single sourceConfiguration
| Specification | K21 | Praga V3S |
|---|---|---|
| Type | Infantry fighting vehicle[source] | — |
| Place of origin | South Korea[source] | — |
| In service | 2009–present[source] | — |
| Designer | Agency for Defense Development[source] | — |
| Designed | 1999–2008[source] | — |
| Manufacturer | Hanwha Defense (originally Daewoo Heavy Industries, later renamed as Doosan DST, follow by Hanwha Defense Systems)[source] |
6.91 m (272 in)[source]
Mass
Single source25.6 t (25.2 long tons; 28.2 short tons)[source]
crew + 9 passengers
Single source3 crew + 9 passengers[source]
Maximum; Cross-country
Single sourceMaximum; road
Single sourceMaximum; water
Single source70 km/h (43 mph) (road) 40 km/h (25 mph) (cross-country) 7 km/h (4.3 mph; 3.8 kn) (water)[source]
Operational; Operational range
Single source500 km (310 mi)[source]
Doosan - D2840LXE diesel
Single sourcefor the PIP
Single sourceDoosan - D2840LXE diesel 750 hp (840 hp for the PIP)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
Praga[source] |
| Unit cost | $3.2 million[source] | — |
|---|
| Produced | 2009–present[source] | — |
|---|
| No. built | 466[source] | — |
|---|
| Armor | 2519 aluminium alloy chassis. Layers consisting of S2 glass fiber reinforced Al 2 O 3 ceramic armour All round protection against 14.5×114mm API projectiles as well as 20 mm FSP Frontal armour is resistant to 30 mm APDS rounds fired from a 2A72 autocannon (standard on BMP-3 turrets) Roof armour is resistant to 155 mm artillery shell fragments Soft- and hard-kill anti-missile defense systems, ERA , NERA (only for the K21 PIP)[source] | — |
|---|
| Main armament | SNT Dynamics K40 40×365mmR autocannon (240 rounds) Two Raybolt ATGM launchers (planned)[source] | — |
|---|
| Secondary armament | 7.62 mm M60 GPMG[source] | — |
|---|
| Power/weight | 29.2 hp/tonne[source] | — |
|---|
| Suspension | Passive in-arm suspension unit (ISU)[source] | — |
|---|
| Used by | South Korea[source]Current operator entry; any stated variant or condition remains in the excerpt | — |
|---|
| Production | — | 1953–1964 (Praga) 1964–1988 (Avia) 1986–1990 (BAZ)[source] |
|---|
| Layout | — | 6×6[source] |
|---|
| Engine | — | 7.4L Tatra 912-1 I6 diesel[source] |
|---|
| Transmission | — | 4-step[source] |
|---|
| Curb weight | — | 5,470–8,650 kg (12,059–19,070 lb)[source] |
|---|
| Country of origin | — | Czechoslovakia[source]Inventory Origin column; table 5, row 11, cell 3; revision 1375987027; retrieved 2026-09-30 |
|---|
| Reported operators | — |
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