50points

AKG K551

85points

JBL Duet BT

AKG K551
Comparison winner
JBL Duet BT
vs
vs

25 facts in comparison

AKG K551 vs JBL Duet BT

AKG K551
JBL Duet BT
AKG K551
JBL Duet BT
50
points
85
points

Why is AKG K551 better than JBL Duet BT?

  • 8Hz lower low-frequency
    12Hzvs20Hz
  • Has sound isolation/passive noise reduction
  • Has a straight plug

Why is JBL Duet BT better than AKG K551?

  • 121.7g lighter
    183.3gvs305g
  • Has a detachable cable
  • Can be used as a headset
  • Can be used wirelessly
  • Has an in-line control panel
  • Has a tangle free cable
  • Control panel placed on a device
  • Travel bag is included

Top specs and features

Design

1.has stereo speakers
AKG K551
JBL Duet BT

Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.

2.has a detachable cable
AKG K551
JBL Duet BT

With a detachable cable you can use alternative cables, and if the cable is pulled it will pop out instead of breaking.

3.weight

305g

183.3g

Best

Sony MDR-EX150AP

3g

4.can be folded
AKG K551
JBL Duet BT

Folding devices are good for transporting as they take up less space in your bag.

5.has a tangle free cable
AKG K551
JBL Duet BT

The cable is designed to minimize tangling.

6.travel bag is included
AKG K551
JBL Duet BT

The device comes with its own special case or pouch, which is useful for safe transportation.

Sound quality

1.highest frequency

28000Hz

20000Hz

The highest frequency at which device produces audio. The higher the high-frequency response, the clearer and crispier the treble.

Best

Sony MDR-Z1R

120000Hz

2.lowest frequency

12Hz

20Hz

The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.

Best

Sony MH1CBLK

1Hz

3.has sound isolation/passive noise reduction
AKG K551
JBL Duet BT

The device sits tightly in place, creating an acoustic seal which reduces background noise and prevents your music from leaking out.

4.sound pressure level

114dB/mW

111dB/mW

Devices with a higher sound pressure level are generally louder when supplied with any given audio source.

Best

AKG K553 Pro

144dB/mW

5.impedance

32 Ohms

32 Ohms

Impedance is the device’s electrical resistance to the current being pushed through it. The lower the impedance, the easier it is to get higher volume and requires less power.

Best

Flips Solo 2 Social

4 Ohms

6.driver unit size

50mm

40mm

The driver unit is the component that produces sound in the device. Bigger drivers are more powerful and can produce better bass.

Best

Audeze LCD2 Classic

106mm

Power

1.has a battery level indicator
AKG K551
JBL Duet BT

An indicator shows you when the device has low battery.

2.has a rechargeable battery
AKG K551
JBL Duet BT

The battery can be recharged and used over again.

3.has a removable battery
AKG K551
JBL Duet BT

The battery is removable and can be replaced by the user if broken.

For example

Bang & Olufsen Beoplay H9i

Connectivity

1.Can be used wirelessly
AKG K551
JBL Duet BT

Wireless devices allow users more freedom of movement.

2.has a 3.5mm male connector
AKG K551
JBL Duet BT

A standard 3.5mm male connector is suitable for use with all MP3 players and computer sound cards.

Features

1.control panel placed on a device
AKG K551
JBL Duet BT

There is a control panel on the device body, so you can easily access the volume control or remote without having to interact with a cable or another device it's connected to.

2.can be used as a headset
AKG K551
JBL Duet BT

A headset is one headphone or pair with a built-in microphone. Headsets can be used for applications which require communication i.e. Skype, games with voice chat, mobile phones etc.

3.has an in-line control panel
AKG K551
JBL Duet BT

There is a control panel on the cable, so you can easily operate the device without having to interact with it.

4.number of microphones

1

1

More microphones result in better sound quality and enable the device to filter out background noise.

Best

Parrot Zik Sport

8

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