
Sony
The Sony ULT Field 1 is a compact, rugged Bluetooth speaker with a two‑way driver system and a dedicated ULT bass‑boost button, delivering strong bass and balanced sound for outdoor use. It offers IP67 protection, long real‑world battery life when bass boost is off, and stereo pairing, but its app is limited and battery life drops with ULT mode.
Pros
Current
$89.95
Average
$97.37
Lowest
$50.00
Highest
$128.00
Lower = better sales rank
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Cons
From Expert Reviews
Praised by Experts
Criticized by Experts
From User Reviews
Users Love
Users Complain About
Best For
Outdoor enthusiasts such as hikers, campers, and beachgoers who need a rugged, waterproof speaker; casual listeners who want strong bass and balanced sound for backyard or park gatherings; Apple users who benefit from AAC support; travelers who value compact size, strap mounting, and quick‑charge capability; and anyone who wants to pair two units for a true stereo setup.
Not Ideal For
Audiophiles seeking high‑resolution codecs like aptX, users who rely on wired aux connections, people who need consistently long battery life while using bass boost, those who dislike a white finish that shows grime, and listeners who regularly play bass‑heavy music at very high volumes.
Expert Opinion
Professional reviewers praise the ULT Field 1 for its natural sound tuning, strong bass boost via the ULT button, and rugged IP67 build, noting the two‑way driver design as a standout in its class. However, they criticize the limited Sony Music Center app, the reduced 12‑hour battery life when ULT mode is active, the lack of aptX and auxiliary input, and occasional bass distortion at high volumes.
What Users Say
Everyday users appreciate the speaker’s powerful bass, durable waterproof construction, portability with the strap, and the convenience of quick charging and stereo pairing. Recurring complaints focus on the shortened battery life with bass boost, the under‑featured app, the white finish that shows dirt, the absence of a wired input, and distortion when pushing the bass too hard.
Common Complaints
Battery life drops to about 12 hours when the ULT bass‑boost mode is on; the Sony Music Center app offers limited EQ and no ULT customization; the white/off‑white finish stains easily; there is no auxiliary 3.5 mm input; and bass can become distorted at high volume levels.
How It Compares
vs. JBL Flip 6
Advantages
Disadvantages
Choose the Sony ULT Field 1 if you prioritize bass boost and rugged design; choose the JBL Flip 6 for longer battery life with bass boost and a more polished app experience.