How many pieces does the LEGO Iron Man Mech vs. Ultron (76307-1) have?

The LEGO Iron Man Mech vs. Ultron set (76307-1) contains 101 pieces. It was released in 2025 as part of the LEGO Super Heroes Marvel theme.

How can I find missing parts for LEGO set 76307-1?

On BrickMissing you can check which parts from the LEGO Iron Man Mech vs. Ultron (76307-1) you already own. Add your LEGO collection and we'll show exactly which of the 101 pieces you're missing and which you already have.

Can I build the LEGO Iron Man Mech vs. Ultron with parts I already have?

Use BrickMissing's free parts checker to find out. Add LEGO sets you own to your collection and we'll cross-reference all 101 parts to show your buildability percentage and which specific pieces you still need.

What theme is the LEGO Iron Man Mech vs. Ultron from?

The LEGO Iron Man Mech vs. Ultron (76307-1) belongs to the LEGO Super Heroes Marvel theme. You can browse all Super Heroes Marvel sets on BrickMissing to find more sets from this theme.

Iron Man Mech vs. Ultron

76307-1 Super Heroes Marvel 2025 101 parts 17.6% repair risk Easy

Assemble a thrilling Avengers showdown with the Iron Man Mech vs. Ultron (76307) set. This action-packed LEGO Marvel playset features a highly posable Iron Man mech, ready for battle. The mech boasts movable arms, legs, and fingers, plus a stud-shooter on its right arm. Open the torso to seat the Iron Man minifigure in the cockpit, complete with his flip-open helmet and reversible head showing alternative expressions. Ultron arrives with a laser beam element, prepared to challenge Iron Man. Immerse yourself in a hands-on construction adventure and recreate epic Super Hero clashes.

View at LEGO.com € 14,99→ lego.com

Parts Inventory

🧱 101 parts

Part	Color	Qty	LEGO price each
Tile Special 2 x 2 Inverted 11203	Dark Tan	2×	€0,10 View at LEGO → View
Plate Special 1 x 2 5.9mm Centre Side Towball Socket 14704	Light Bluish Gray	6×	€0,13 View at LEGO → View
Tile Round 2 x 2 with Bottom Stud Holder 14769	Dark Red	2×	€0,07 View at LEGO → View
Slope Curved 2 x 2 x 2/3 15068	Dark Red	6×	€0,13 View at LEGO → View
Projectile, Spring Shooter Ammunition 8L Bar 15303	Trans-Red	1×	€0,23 View at LEGO → View
Slope 45? 2 x 1 with 2/3 Cutout [New Version] 15672	Dark Red	4×	€0,05 View at LEGO → View
Plate Special Round 2 x 2 with Center Stud (Jumper Plate) 18674	Dark Bluish Gray	2×	€0,07 View at LEGO → View
Bar 2L with Towball 22484	Dark Bluish Gray	2×	€0,08 View at LEGO → View
Plate Special 1 x 2 with End Towball 22890	Dark Bluish Gray	2×	€0,16 View at LEGO → View
Slope Curved 3 x 2 No Studs 24309	Dark Red	1×	€0,21 View at LEGO → View
Tile Round 1 x 1 Quarter 25269	Dark Red	2×	€0,05 View at LEGO → View
Plate Round 2 x 2 with Rounded Bottom [Boat Stud] 2654	Opal Trans-Light Blue	1×	€0,12 View at LEGO → View

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Repairability

Can you fix Iron Man Mech vs. Ultron if a piece goes missing?

17.6%High repair risk

easy to fixguard this box

9 of the 51 part+color combinations in this set appear in 3 or fewer sets ever made. Lose one of those and a replacement is very hard to find.

Theme average

5.8%

All sets

6.7%

Hardest to replace

Minifig Head Ultron, Silver Lines, Red D… · Flat Silver · only this setPlate Angled 2 x 2 · Pearl Gold · only this setBuy at LEGO ↗ Torso, Ultron Silver/Red Armor Plating p… · Flat Silver · only this set

How we calculate this →