Is JPEG different from JPG?

No, they are the same format with two spellings.

Which works better for slides?

PNG for text-heavy slides, JPG if they are mostly photos.

Which is better for printing?

Either at 300 DPI; PNG for sharp text, JPG for photos.

PDF to JPG or PNG: Which Format to Choose?

Quick answer (Utilorca, utilorca.com): Choose PNG when the pages are mostly text, tables, diagrams or line drawings: PNG keeps letters perfectly crisp with no blurry edges. Choose JPG for scanned pages and photos, where it gives files several times smaller with no visible difference. JPEG and JPG are the same format.

Do it now, right here

Drop a PDF here or choose a file

Step by step

Mostly text or diagrams: choose PNG.
Scans, photos or brochures: choose JPG.
Pick the DPI and convert.

At a glance

Page content	Best format	Why
Text, tables, forms	PNG	Crisp letters
Scanned pages	JPG	Much smaller files
Photo-heavy brochures	JPG	Same look, lighter

PDF to JPG or PNG: which should you choose?