JBL Authentics 300
Portable Speakers

Authentics 300

JBL

Released Oct 1, 2023 · Analysis updated Nov 2, 2026

The JBL Authentics 300 speaker offers premium build and sound quality with versatile connectivity and strong bass. The JBL Authentics 300 scores 79/100 based on 3 expert reviews in the portable speakers category. Coverage includes reviews from Techaeris, What Hi-Fi?, and Soundstagesimplifi.

Critic Score

What's this?
79

based on 3 expert reviews

TechaerisWhat Hi-Fi?Soundstagesimplifi

Low confidence · only 3 reviews

General agreement: our scores range from 74 (What Hi-Fi?) to 88 (Techaeris). Techaeris tends to score generously across our dataset.

Average of 3 publication reviews, each normalized to a 0–100 scale. How we score

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Pros

  • Premium build quality(3)
  • Easy to use(2)
  • Versatile connectivity(2)

Cons

  • Poor sound quality(4)
  • Short battery life(2)

3 Publication Reviews

88
Independent publication10/2023

AI summary of this review

The JBL Authentics 300 is a premium Bluetooth speaker that successfully blends a classy retro design with a well-balanced sound profile, though its high cost may be a barrier for some.

Score estimated from the review text

74
Established publication04/2024

AI summary of this review

The JBL Authentics 300 is a stylish, versatile smart speaker that offers great functionality and a bold sound, though it is hampered by a coarse audio profile and limited true portability.

Score estimated from the review text

74
Independent publication04/2025

AI summary of this review

The JBL Authentics 300 is a stylish and powerful portable speaker that offers excellent connectivity and ease of use, though it suffers from some harshness in the high frequencies.

Score estimated from the review text