Differentiate between impact and non-impact printer. [HSEB 2062]

Impact Printer	Non-impact printer
Text or image is formed in contact of paper and the printer head.	Text or image is formed without any physical contact of the paper and the printer head.
Noisy, slow and poor quality output.	Noiseless, fast and high quality output.
These printers are cheap.	These printers are expensive.
Example – Dot matrix.	Example – Laser and Ink-jet.