JBL Boombox 4
Sony ULT Field 5

JBL Boombox 4 Sony ULT Field 5

Common Features

  • Both products have a control panel placed on the device.
  • Neither product includes a travel bag.
  • Neither product has a touch screen.
  • Neither product is a neckband speaker.
  • Neither product has a remote control.
  • Both products have a passive radiator.
  • Both products have a battery level indicator.
  • Both products have a rechargeable battery.
  • Neither product has a removable battery.
  • Neither product supports wireless charging.
  • Both products support wireless use.
  • Both products support a remote smartphone.
  • Neither product has fast pairing.
  • Both products have voice prompts.
  • Neither product has a mute function.
  • Both products have a sleep timer.

Main Differences

  • Ingress Protection (IP) rating is IP68 on JBL Boombox 4 and IP66 on Sony ULT Field 5.
  • Volume is 28343.922024 cm³ on JBL Boombox 4 and 5760 cm³ on Sony ULT Field 5.
  • Water resistance is waterproof on JBL Boombox 4 and water resistant on Sony ULT Field 5.
  • RGB lighting is not available on JBL Boombox 4 but is present on Sony ULT Field 5.
  • JBL Boombox 4 has a detachable cable while Sony ULT Field 5 does not.
  • Weight is 5890 g on JBL Boombox 4 and 3300 g on Sony ULT Field 5.
  • Height is 262.9 mm on JBL Boombox 4 and 144 mm on Sony ULT Field 5.
  • Width is 506.4 mm on JBL Boombox 4 and 320 mm on Sony ULT Field 5.
  • Thickness is 212.9 mm on JBL Boombox 4 and 125 mm on Sony ULT Field 5.
  • JBL Boombox 4 has a subwoofer while Sony ULT Field 5 does not.
  • Lowest frequency is 37 Hz on JBL Boombox 4 and 20 Hz on Sony ULT Field 5.
  • Battery life is 34 hours on JBL Boombox 4 and 25 hours on Sony ULT Field 5.
  • Bluetooth version is 5.4 on JBL Boombox 4 and 5.3 on Sony ULT Field 5.
  • JBL Boombox 4 does not have an AUX input, while Sony ULT Field 5 has one.
  • JBL Boombox 4 does not support LDAC, but Sony ULT Field 5 does.
  • Auracast support is present on JBL Boombox 4 but not available on Sony ULT Field 5.
  • JBL Boombox 4 does not support pairing for stereo sound, while Sony ULT Field 5 does.
Specs Comparison
JBL Boombox 4

JBL Boombox 4

Sony ULT Field 5

Sony ULT Field 5

Design:
Ingress Protection (IP) rating IP68 IP66
volume 28343.922024 cm³ 5760 cm³
control panel placed on a device
water resistance Waterproof Water resistant
travel bag is included
has a touch screen
has RGB lighting
has a detachable cable
is a neckband speaker
has a remote control
weight 5890 g 3300 g
height 262.9 mm 144 mm
width 506.4 mm 320 mm
thickness 212.9 mm 125 mm

The JBL Boombox 4 and Sony ULT Field 5 have notable differences in their design specifications. Starting with ingress protection, the JBL Boombox 4 has an IP68 rating, meaning it is fully dustproof and can withstand submersion in water. In contrast, the Sony ULT Field 5 has a slightly lower IP66 rating, offering protection against dust and water jets but not submersion.

In terms of size and weight, the JBL Boombox 4 is significantly larger and heavier. It has a volume of 28,343.92 cm³ and weighs 5,890 g, making it more substantial in both dimensions and weight. The Sony ULT Field 5, on the other hand, has a much smaller volume of 5,760 cm³ and weighs 3,300 g, making it a more portable option.

Both products feature a control panel placed directly on the device, but the JBL Boombox 4 has a detachable cable, while the Sony ULT Field 5 does not. The Sony model also includes RGB lighting, which the JBL Boombox 4 lacks. Neither product includes a travel bag, has a touch screen, or comes with a remote control. Additionally, the JBL Boombox 4 is slightly taller (262.9 mm) and wider (506.4 mm), whereas the Sony ULT Field 5 is shorter (144 mm) and narrower (320 mm). Both models are not neckband speakers, and only the JBL Boombox 4 is waterproof, while the Sony ULT Field 5 is simply water-resistant.

Sound quality:
has a subwoofer
highest frequency 20000 Hz 20000 Hz
lowest frequency 37 Hz 20 Hz
Has a passive radiator

The JBL Boombox 4 and Sony ULT Field 5 have some differences in their sound quality features. The JBL Boombox 4 is equipped with a subwoofer, which is not present in the Sony ULT Field 5. This could result in deeper bass for the JBL model. Both speakers have a passive radiator, which helps enhance bass response, so they share this feature.

In terms of frequency range, the JBL Boombox 4 has a lowest frequency of 37 Hz, allowing it to produce slightly deeper bass tones compared to the Sony ULT Field 5, which has a lowest frequency of 20 Hz. However, both speakers are capable of reaching the same highest frequency of 20,000 Hz, meaning their ability to produce high-pitched sounds is identical.

Overall, while both speakers offer solid sound quality with passive radiators and the ability to handle high frequencies, the JBL Boombox 4 stands out with its subwoofer and slightly lower bass frequency range, making it more focused on providing richer low-end audio.

Power:
Battery life 34 hours 25 hours
has a battery level indicator
has a rechargeable battery
has a removable battery
has wireless charging

When comparing the power specifications of the JBL Boombox 4 and Sony ULT Field 5, there are some key differences. The JBL Boombox 4 offers a longer battery life, lasting up to 34 hours, whereas the Sony ULT Field 5 provides 25 hours of battery life. This gives the JBL model a clear edge in terms of runtime.

Both speakers feature a battery level indicator, a rechargeable battery, and lack a removable battery. Neither product supports wireless charging, so both require traditional charging methods.

In summary, while both products share several power-related features, the JBL Boombox 4 stands out with its longer battery life, making it better suited for extended use compared to the Sony ULT Field 5.

Connectivity:
Bluetooth version 5.4 5.3
supports Bluetooth pairing using NFC
has a socket for a 3.5 mm audio jack
has an AUX input
has aptX Lossless
has LDAC
has aptX Adaptive
has aptX HD
has aptX
has aptX Low Latency
has AAC
has AirPlay
has Chromecast built-in
has Auracast
has Bluetooth LE Audio
maximum Bluetooth range 10 m 10 m
supports Wi-Fi
USB ports 1 1
Has USB Type-C
has a 3.5mm male connector
has an external memory slot
is DLNA-certified
supports Ethernet
has a microphone input

In terms of connectivity, the JBL Boombox 4 and Sony ULT Field 5 offer similar features, with a few key differences. Both products support Bluetooth, with the JBL Boombox 4 using Bluetooth version 5.4 and the Sony ULT Field 5 using Bluetooth version 5.3. The Bluetooth range for both is the same, at 10 meters. Neither product supports Bluetooth pairing via NFC, and neither includes a 3.5mm audio jack socket or a microphone input.

The JBL Boombox 4 has a unique feature with Auracast, which is not available on the Sony ULT Field 5. On the other hand, the Sony ULT Field 5 supports LDAC, which is absent in the JBL Boombox 4. Both products have USB Type-C ports and one USB port, and neither supports Wi-Fi or Ethernet. Additionally, both lack external memory slots and AirPlay or Chromecast built-in.

Overall, the JBL Boombox 4 stands out with its Auracast feature, while the Sony ULT Field 5 offers LDAC support, catering to slightly different connectivity preferences.

Features:
release date July 2025 April 2025
Can be used wirelessly
supports a remote smartphone
has fast pairing
has voice commands
Has a radio
Has voice prompts
has a mute function
has a sleep timer

Both the JBL Boombox 4 and Sony ULT Field 5 share a number of features, particularly in their usability. Both can be used wirelessly and support remote smartphone control. Neither product has fast pairing or voice commands, and neither includes a radio or a mute function. However, both products offer voice prompts and a sleep timer, making them similar in terms of usability.

There are no differences between the two products in this group—both offer the same set of features related to wireless use, smartphone control, voice prompts, and the sleep timer function.

Overall, the JBL Boombox 4 and Sony ULT Field 5 are virtually identical in terms of features, with no significant distinctions in their capabilities here.

Miscellaneous:
supports pairing for stereo sound

The JBL Boombox 4 and Sony ULT Field 5 differ in their ability to pair for stereo sound. The JBL Boombox 4 does not support pairing for stereo sound, while the Sony ULT Field 5 does. This means the Sony model can be paired with another compatible speaker for stereo audio output, providing a wider soundstage.

Aside from this difference, both products are otherwise similar in their miscellaneous features with no further unique specifications in this category.

In summary, the Sony ULT Field 5 offers stereo sound pairing, a feature not available on the JBL Boombox 4.

Comparison Summary

This is a specification comparison between the JBL Boombox 4 and Sony ULT Field 5. Both models have a control panel placed on the device, support wireless use, and feature a battery level indicator. However, they differ in several aspects, such as the Ingress Protection (IP) rating, with the JBL Boombox 4 rated IP68 and the Sony ULT Field 5 rated IP66. The JBL Boombox 4 has a subwoofer, while the Sony ULT Field 5 does not. The battery life is longer on the JBL Boombox 4, lasting 34 hours compared to the Sony ULT Field 5’s 25 hours. Additionally, the JBL Boombox 4 weighs more at 5890 g, while the Sony ULT Field 5 weighs 3300 g.