BT-42 Jatkosota HS

BT-42 Jatkosota HS stats at a glance

The BT-42 Jatkosota HS has 472 hit points , 20mm of frontal hull armor , and a top speed of 52 km/h. Its strongest gun configuration deals 370 damage per shot with 105mm of armor penetration , giving it a theoretical maximum DPM of 1598.

Hull & survivability

The front-to-side armor ratio is 1.1:1. Side armor is relatively comparable to the front, meaning the BT-42 Jatk. can absorb some side hits in close-quarters fighting.

Mobility

Forward-to-reverse speed ratio is 2.3:1. The BT-42 Jatk. has solid reverse speed for repositioning after taking a shot.

Camouflage

Available guns (1)

With the top-tier gun, the BT-42 Jatk. can theoretically output up to 1598 damage per minute at sustained fire (shot damage × rounds per minute).

How BT-42 Jatk. compares to its peers

There are 15 tier 5 light tanks in WoT, including the BT-42 Jatk.. Its 472 HP places it in the top 36% for hit points among same-tier light tanks (peer average: 464). Frontal hull armor of 20mm ranks in the top 93% for the class (peer average: 31mm). Top forward speed of 52 km/h is faster than 0% of peer vehicles in this tier and class. The strongest gun deals 370 damage per shot, higher than 100% of comparable vehicles. Best penetration of 105mm puts it in the top 50% for armor-piercing capability in its class.

Direct comparisons

• BT-42 Jatk. vs Chaffee — tier 5 light tank from USA
• BT-42 Jatk. vs Chaffee Camo — tier 5 light tank from USA
• BT-42 Jatk. vs Chaffee 594 — tier 5 light tank from USA
• See full tier 5 light tank tier list — all 15 vehicles ranked

Related tier 5 light tanks

• A-20 — USSR
• AMX 13 (FL 11) — France, premium
• AMX ELC bis — France
• M24 Chaffee No. 594 — USA, premium
• Chaffee Camouflaged (Story Mode Stealth) — USA
• Chaffee Camouflaged — USA, premium
• M24 Chaffee (Story Mode) — USA
• M24 Chaffee — USA
• All Germany tanks · Tier 5 premium tanks

Understand the stats

Want a deeper grasp of what these numbers actually mean in battle? Read the glossary:

• What is DPM — the most important offensive metric
• Alpha damage — single-shot damage and what it means for playstyle
• Penetration — and how it interacts with armor angling
• Hull-down position — the king of defensive plays
• View range — how spotting actually works

About this vehicle

Having started life as the BT-7 Soviet light tank, the BT-42, also known as “Christie Rynnäkkötykki”, assumed its new form after being captured and repurposed by the Finnish Army in 1941-2. Its compact size means it accommodates a three-woman crew: Commander Mika, Gunner/Loader Aki, and Driver Mikko in Jatkosota High School’s sensha-dō team. Most effective when fighting to the rousing kantele melody of Säkkijärven Polkka, the BT-42 excels in close combat, where its high-caliber howitzer can really shine. The BT-42's moment of glory came during the Battle for Oarai, when its Christie suspension...

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