Baldur Gate 3 Armor Class Comparison (Base AC)

Compare Baldur Gate 3 armor class from unarmored base 10 to heavy plate 18 top. Uses Larian 2023 armour tables. Plus shield bonus row included here now.

Visual comparison

Linear scale: bar lengths are directly proportional to value, relative to the largest entry.

Plate Armour18 Armor Class
Splint Armour17 Armor Class
Chain Mail16 Armor Class
Half Plate Armour15 Armor Class
Ring Mail Armour14 Armor Class
Scale Mail14 Armor Class
Breastplate14 Armor Class
Chain Shirt13 Armor Class
Studded Leather Armour12 Armor Class
Hide Armour12 Armor Class
Padded Armour11 Armor Class
Leather Armour11 Armor Class
No Armor unarmored10 Armor Class
Shield off-hand2 Armor Class

All values

Click any row to load it as Entry A.

NameValueContextSource

About this converter

BG3 armor class follows 5th edition armor rows. Unarmored starts at 10 plus full Dexterity. Light armor adds full Dex on top of 11 Padded, 11 Leather and 12 Studded. Medium armor caps Dex at plus 2 on 12 Hide, 13 Chain Shirt, 14 Scale Mail, 14 Breastplate and 15 Half Plate. Heavy armor adds no Dex on 14 Ring Mail, 16 Chain Mail, 17 Splint and 18 Plate. Stealth disadvantage rides on Scale, Half Plate and all heavy except Breastplate. Shields add plus 2 in the off hand with proficiency. Plus 1 and plus 2 magic variants exist but base rows sort here.

How to use it

Pick two entries and a unit in the top row. The three boxes below stay linked. Change any box and the other two update. Try Plate Armour against No Armor to see the 18 to 10 base gap before Dex. The result line prints the equality plus the per unit ratio. Click a table row to load that entry as Entry A with amount 1.

Dex math is noted per row but base values sort, since Dex varies per character. Monster armor class lives on a separate monsters page and is not mixed with wearable rows. Magical plus variants are left out as non base. Omitted: mage armor and barkskin spell AC, which use spell tables, not armour rows.

FAQ

What is base unarmored AC?

10 plus full Dex. Lowest base row here.

What is Plate AC?

18 with no Dex. Splint 17 and Chain Mail 16 trail it.

How does Dex work?

Light adds full Dex, medium caps at plus 2, heavy adds none. Noted per row.

Do shields stack?

Yes, plus 2 with proficiency in the off hand on top of worn base.

Sources

  • Larian Baldur Gate 3 2023 bg3.wiki Armour Light, Medium and Heavy tables with Armour Class column rows
  • bg3.wiki Armour Class and Shields pages: off-hand plus 2 with proficiency rows
  • DND 5e SRD armor rows cross check for Light full Dex, Medium max 2 and Heavy no Dex rules

Last verified: 2026-10-05 · 14 entries

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