Data Quality86%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the towed artillery & mortars category.
01 / Overview
M777
Category
Country
Prime contractor
Production
2005–
Unit Price (current)
$4.9M↗ 31% inflation · 2017→2025
Original Price
$3.7M (2017)
Operators
Conflicts
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
TOWED ARTILLERY & MORTARS · POST-COLD WAR
1
PERFORMANCE/PRICE
88
UNIT COST (2025 USD)
$4.9M
Original: $3.7M (2017)
Inflation: +%31
ⓘ Performance/Price and MASS score are computed across all units in the towed artillery & mortars category, regardless of era.
02 / Specs & Design
◎General5MOD.5
- Service Entry Year2005
- Combat Weight4,200 kg
- Crew7
- Carriage TypeSplit Trail
- In ServiceYes
◈Ordnance3MOD.3
- Calibre155 mm
- Barrel Length (calibres)33
- Muzzle BrakeNo
▣Performance6MOD.6
- Maximum Range (standard)23.5 km
- Maximum Range (rocket-assisted)30 km
- Maximum Range (guided)40 km
- Muzzle Velocity827 m/s
- Rate of Fire (burst)2
- Rate of Fire (sustained)3
◇Ammunition2MOD.2
◆Dimensions1MOD.1
- Length10.7 m
03 / History
SERVICE LIFESPANStill in Service
- 2003First deployment: Iraqi conflict
- 2005Production started
21
years in service
7
countries operating
04 / Conflicts
M777 · CONFLICTS SERVED IN20% win·40% ongoing·20% loss
Total Conflicts
5
Victories
1
Ongoing
2
Losses
1
2022–full-scale Russo-Ukrainian warOngoing→2014–2017Iraqi Civil War of 2014–2017—→2011–2024Syrian Civil WarDecisive victory→2003–2017Iraqi conflictOngoing→2003–2011Iraq WarDecisive victory→
ⓘ Shown only from conflicts recorded in our database.
05 / Operators
Operator Inventory5country · 1,830units
1,830active
06 / MASS Score
TOWED ARTILLERY & MORTARS RANKING Towed Artillery & Mortars · Post-Cold War
MASS RANKINGSMASS ↗
2TOWED ARTILLERY & MORTARS1POST-COLD WAR · TOWED ARTILLERY & MORTARS48UNITED KINGDOM · ALL WEAPONS2PRICE · TOWED ARTILLERY & MORTARS373PRICE · ALL WEAPONS35PERFORMANCE/PRICE · TOWED ARTILLERY & MORTARS
ⓘ Rankings are within theTowed Artillery & Mortarscategory.
📖 TERMS ON THIS PAGE3terms
High Explosive (HE) round: an artillery or mortar projectile containing explosive filler designed to inflict damage through blast and fragmentation effects.
Artillery or mortar munition equipped with guidance systems to alter its trajectory after firing for increased accuracy.
A towed artillery carriage configuration where the gun is transported with its two wheels separated, allowing for easier deployment and lower profile when in firing position.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources