| Also known as traditional machining process | Also known as modern machining process |
| Tool must be harder than the workpiece | Tool can be softer than the workpiece |
| Tool and workpiece surface must have contact | Tool and workpiece surface do not require contact |
| Complex shapes cannot be machined easily | Complex shapes can be machined easily |
| Less accuracy compared to Unconventional Machining | More accuracy |
| Mechanical Energy is used | Other forms of energy are used |
| Less surface finish | More surface finish |
| More waste | Less waste |
| Lesser tool life due to wear | More tool life |
| Chip formation occurs while machining | No chip formation while machining |
| Cannot be used to make prototypes easily and in less cost | Best for making prototypes |
| Examples: Turning, boring, milling, shaping, etc. | Examples: Electro discharge machining, Abrasive Jet Machining, Ultrasonic Machining, Laser Beam Machining, etc. |
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