The HP Signature EX features a compact design with the bridge placed approximately 5" from the end of the body, enhancing control and ergonomics.

Users suggest checking the control cavity for serial numbers if not found on the headstock.

The EX delivers a Les Paul-like tone, whereas the EXP leans towards a PRS vibe in appearance and feel, due to differences in body and bridge placement.

The Korean-made EXP model is noted for having a nicer headstock joint compared to the Chinese-made EX.

The EXP model, made in Korea, is often identified by its plus top with quilting, distinguishing it from the EX.

The EX is noted for its deep set neck and deeply placed bridge, which contributes to its short, controlled feel.

The EX model is 22 frets, while the EXP model features 24 frets and uses a thicker 5/8" maple top cap.

The US version of the HP Signature has more top contour and recessed knobs compared to the EX.

The EX model is reportedly made in China and typically features brass hardware, which some buyers have observed.

Owners appreciate the massive low mid-register tones, especially when tuned to A standard, offering a substantial growl compared to other low-tuned guitars.

For those having trouble identifying the model, it's common for only partial serial numbers to remain readable if the headstock sticker is worn.

Despite its unique features, the EX remains very affordable, intriguing users who typically play in alternative tunings.

The EX comes in Gold, Black, and Burst finishes, while the EXP is available in Tiger Eye, Trans Black, and Red Burst.

Owners note that the serial number on the EX model was originally on a sticker on the back of the headstock and may be missing or worn off.