CNC Controller Comparison

Interactively compare FANUC, Siemens, Mitsubishi, Mazak, and Heidenhain.

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CNC Controller Comparison

Compare 2–3 controller families across core capabilities and common G/M equivalents.

FANUC

Stable, common, and widely supported on production shop floors.

Siemens SINUMERIK

Flexible UI and strong high-end programming workflow.

Feature	FANUC	Siemens SINUMERIK
Max axes	5+	5+
Conversational programming	No	Yes
Macro capability	Yes	Yes
High-speed machining	Yes	Yes

Function	FANUC	Siemens	Mitsubishi	Mazak	Heidenhain
Rapid positioning	G00	G0	G00	G00	L X+ Y+ FMAX
Linear interpolation	G01	G1	G01	G01	L X+ Y+ F
Reference return	G28	SUPA	G28	G28	Machine home key
Coolant on	M08	M8	M08	M08	M08

Scope

This page compares baseline controller capabilities, common G/M mappings, and glossary links.

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Related Terms

CNC Controller

Core of the CNC system that interprets and executes programs.

FANUC 0i

A common FANUC CNC control series.

G-Code

The most widely used programming language for CNC machines. G-code commands control machine movements, spindle operations, coolant, and other functions through standardized alphanumeric codes.

Inspection

Measuring and evaluating dimensions and quality.