Data Quality88%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the hand grenades category.
01 / Overview
Type 91 grenade
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
HAND GRENADES · INTERWAR PERIOD
2
PERFORMANCE/PRICE
95
UNIT COST (2025 USD)
—
ⓘ Performance/Price and MASS score are computed across all units in the hand grenades category, regardless of era.
02 / Specs & Design
◎General3MOD.3
- Weapon Typehand grenade / rifle grenade
- Service Entry Year1931
- Weight0.53 kg
◈Operation1MOD.1
- Action Typepercussion-activated delay
▣Performance3MOD.3
- Effective Range91 m
- Rate of Fire25
- Projectile Weight530 g
◇Warhead & Effect2MOD.2
- Warhead Typefragmentation
- HE RoundYes
03 / History
SERVICE LIFESPANStill in Service
- 1927First deployment: Chinese Civil War
- 1931Production started
- 1945Production ended
95
years in service
14
years in production
1
countries operating
ⓘ The producing country still actively operates it.
04 / Conflicts
TYPE 91 GRENADE · CONFLICTS SERVED IN0% win
Total Conflicts
3
Victories
0
Ongoing
0
Losses
0
ⓘ Shown only from conflicts recorded in our database.
05 / Variants
▚ WEAPON FAMILY
Type 91 grenade 
07 / MASS Score
HAND GRENADES RANKING Hand Grenades · Interwar Period
MASS RANKINGSMASS ↗
38HAND GRENADES2INTERWAR PERIOD · HAND GRENADES130JAPAN · ALL WEAPONS5PERFORMANCE/PRICE · HAND GRENADES
ⓘ Rankings are within theHand Grenadescategory.
📖 TERMS ON THIS PAGE1terms
High Explosive (HE) round: an artillery or mortar projectile containing explosive filler designed to inflict damage through blast and fragmentation effects.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources