JBL Charge 6 vs Sony ULT FIELD 3

Every spec side by side, from each maker's published figures.

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Charge 6 compared with ULT FIELD 3

	JBLCharge 6	SonyULT FIELD 3
Overview
Released
Released	April 2025	April 2025
Sound
Type
Type	Portable speaker	Portable speaker
Dolby Atmos
Dolby Atmos	No	No
Drivers
Drivers	53 × 93 mm woofer and 20 mm tweeter; AI Sound Boost adjusts the drivers in real time to limit distortion	One woofer (about 86 × 46 mm) and one tweeter (about 20 mm), with side passive radiators
Room tuning
Room tuning	–	ULT button for ULT POWER SOUND bass boost (on or off); Sound Field Optimization; 7-band custom equaliser in the app
Amplifiers
Amplifiers	30 W RMS for the woofer, 15 W RMS for the tweeter	–
Frequency response
Frequency response	56 Hz – 20 kHz (−6 dB); signal-to-noise ratio over 80 dB	–
Audio formats
Audio formats	Lossless audio over USB-C from a compatible source (added by software update)	–
Connections
Wi-Fi
Wi-Fi	No	No
Bluetooth
Bluetooth	Yes	Yes
AirPlay
AirPlay	No	No
Voice assistants
Voice assistants	None	None
Bluetooth
Bluetooth	Bluetooth 5.4; A2DP 1.4, AVRCP 1.6	Bluetooth 5.2; SBC and AAC; A2DP, AVRCP, HFP, HSP and SPP; multipoint connection to two devices; Google Fast Pair
Ports
Ports	USB-C in and out (charges a phone, not a laptop); 5–20 V, 3 A input	USB-C for charging in and out (can charge a phone at 5 V, up to 1.5 A); not for audio
Multi-room
Multi-room	Auracast stereo pairing of two Charge 6s, and multi-speaker playback with other Auracast JBL speakers	Stereo Pair with a second ULT FIELD 3; Party Connect with compatible Sony speakers
App
App	JBL Portable app (iOS and Android)	Sony | Sound Connect
Design
Battery life (maker's claim)
Battery life (maker's claim)	Up to 24 hours	Up to 24 hours
Water and dust resistance
Water and dust resistance	IP68	IP67
Weight
Weight	0.96 kg (better)	1.2 kg
Battery life detail
Battery life detail	Up to 24 hours, plus 4 hours with Playtime Boost; 34 Wh (7.2 V, 4,722 mAh) lithium-ion polymer battery; 3 hours to charge at 12–20 V / 3 A; 10 minutes of charging gives up to 150 minutes of play	About 24 hours at volume 22 of 50 with ULT POWER SOUND on; about 5 hours at maximum volume; about 3.5 hours to charge with a 9 V 3 A USB PD adaptor; 10 minutes of charging gives about 120 minutes of playback; Battery Care mode limits charge to about 90%; STAMINA mode for longer playback
Controls
Controls	–	Buttons for power, Bluetooth/Stereo Pair, CONNECT (Party Connect), play/call, volume and ULT; battery and Battery Care button behind the cap
Microphones
Microphones	–	Built-in omnidirectional MEMS microphone for hands-free calls
Mounting
Mounting	Removable handle strap	Detachable shoulder strap
Size
Size	228.8 × 98.5 × 94.0 mm (W × H × D); 0.99 kg with the strap	256 × 113 × 79 mm (W × H × D)
Colours
Colours	Black, Blue, Red, Purple, Pink, White, Sand (JBL Singapore)	Black, Off White, Forest Grey
In the box
In the box	Charge 6, strap, quick start guide, warranty card and safety sheet	Speaker, shoulder strap, USB-C to USB-C cable