Pros Needle:

1) Precision: Needles provide precise control for piercing angles and depth, ensuring cleaner and more accurate placements.
2) Less Trauma: Needles cause minimal trauma to surrounding tissue, reducing complications such as scarring and healing issues.
3) Versatility: Suitable for a wide range of piercings, including cartilage, nose, navel, and nipples.
4) Jewellery Options: Allows for a diverse selection of jewellery, offering various sizes, colours, shapes, and designs.

Cons Needle:

1) Duration: Needle piercings may take slightly longer due to the process of inserting jewellery through the cannula after skin penetration.
2) Perceived Pain: Some individuals may find needle piercings more painful due to the slower process and a fear of needles.

Pros Gun:

1) Speed: Guns are faster, making them preferable for simple piercings like earlobes, especially for youngsters.
2) Inexpensive: Piercing guns are generally more cost-effective and budget-friendly.

Cons Gun:

1) Force Trauma: Guns exert more force, causing additional tissue trauma, leading to longer healing times and increased complications.
2) Jewellery Restrictions: Guns can only insert one type of jewelry, limiting options for various piercings.
3) Restrictive Locations: Safe for earlobes but not recommended for cartilage, nose, navel, nipples, genitals, etc.