How to Craft Redstone Comparator in Minecraft
A Redstone Comparator compares or subtracts signal strengths and reads the fill level of containers.
Overview
A Redstone Comparator compares or subtracts signal strengths and reads the fill level of containers. Redstone Comparator uses a shaped recipe, meaning the ingredients must sit in the exact pattern shown in the grid above; placing them in the wrong cells will not produce the item. A Crafting Table gives you the full 3x3 grid, which you need for any recipe larger than 2x2. You can craft one from four planks, and most bases keep one near the furnaces.
The recipe was added in Minecraft 1.5 and still works the same way in version 1.21. Each craft yields a single Redstone Comparator.
The materials come together from a few sources: you will be working with redstone torch (craft from redstone and stick), nether quartz (mine nether quartz ore), and stone (smelt cobblestone). If any of those are not already in your stores, gather them first, because the craft itself takes only a moment once everything is in the grid. With the ingredients on hand and a Crafting Table placed, Redstone Comparator is one of the quicker things to add to your inventory.
Crafting Recipe
Redstone ComparatorMaterials Needed
To make Redstone Comparator you will gather 3x Redstone Torch (craft from redstone and stick), Nether Quartz (mine nether quartz ore), and 3x Stone (smelt cobblestone). Lining these up before you open the Crafting Table saves a trip back to storage, especially if you plan to craft several at once.
Step-by-Step Instructions
- Open your Crafting Table to access the 3x3 crafting grid.
- Arrange the ingredients in the crafting grid following the pattern shown above.
- Place Redstone Torch in: row 1, column 2; row 2, column 1; row 2, column 3.
- Place Nether Quartz in: row 2, column 2.
- Place Stone in: row 3, column 1; row 3, column 2; row 3, column 3.
- Collect your Redstone Comparator from the output slot.
Tips & Notes
- If the output slot stays empty, double-check the pattern against the grid above; a shaped recipe fails silently when even one ingredient is in the wrong cell.
Uses for Redstone Comparator
- Comparing signal strengths
- Subtracting signals
- Reading container fill levels
How Redstone Comparator Fits Your World
Redstone components are the logic and machinery of Minecraft. Repeaters extend and delay signals, comparators read container fullness, and pistons, hoppers, droppers, and observers let you move blocks and items automatically. Together they make everything from simple doors to fully automatic farms possible, and most contraptions are just a handful of these pieces wired together in the right order. For Redstone Comparator specifically, that means it is most valuable for comparing signal strengths, subtracting signals, and reading container fill levels.
View detailed item stats, durability and properties for Redstone Comparator on the Astroworld Items Database.