ifrogz Audio Little Rockerz vs. Sennheiser PXC 550-II

Headphones Comparison, Reviews and Tests

Side by side comparison and review of ifrogz Audio Little Rockerz and Sennheiser PXC 550-II. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.

Headphones Specifications Comparison

ifrogz Audio Little Rockerz vs. Sennheiser PXC 550-II Comparison Chart
DESIGN AND DIMENSIONS ifrogz Audio Little Rockerz Sennheiser PXC 550-II
Product Type Headphones - wired - 3.5 mm jack Headphones - Bluetooth - wireless
Height - 17.4 cm
Width - 13.6 cm
Depth - 6.3 cm
Weight - 227 g
Colour Purple -
Recommended Use - Portable electronics
SOUND QUALITY ifrogz Audio Little Rockerz Sennheiser PXC 550-II
Headphones Form Factor On-ear Full size
Headphones Technology - Dynamic
Adjustable Headband - Yes
Foldable - Yes Sennheiser PXC 550-II can be folded.
Connectivity Technology Wired Wireless
Wireless Technology - Bluetooth
Bluetooth Version - Bluetooth 5.0
Bluetooth Profiles - Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP)
Bluetooth Audio Codec - SBC, AAC, aptX, apt-X LL
Active Noise Cancelling - Yes Sennheiser PXC 550-II are equipped with active noice cancellation.
Volume Limiting Function Yes -
Sound Output Mode Stereo Stereo
Frequency Response - 17 - 23000 Hz
Total Harmonic Distortion (THD) - <0.5%
Sensitivity - 110 dB
Impedance - 490 Ohm
Diaphragm 30 mm 32 mm Sennheiser PXC 550-II have a thicker diaphragm than ifrogz Audio Little Rockerz.
MICROPHONE ifrogz Audio Little Rockerz Sennheiser PXC 550-II
Form Factor - Built-in
Frequency Response - 50 - 10000 Hz
Sensitivity - -34 dBV/Pascal
Microphones Included - 3
REMOTE CONTROL ifrogz Audio Little Rockerz Sennheiser PXC 550-II
Controls - Mute, volume, answer/end, hold, play/pause, next/previous track
CABLE ifrogz Audio Little Rockerz Sennheiser PXC 550-II
Cable Type Headphones cable - 1.2 m USB charge cable
Audio cable
Cable Length 1.2 m -
Detachable Cable - Yes
FEATURES ifrogz Audio Little Rockerz Sennheiser PXC 550-II
Internet of Things (IoT) Compatible - Yes
Intelligent Assistant - Siri, Google Assistant, Alexa
Additional Functions - Touch panel
BATTERY AND CHARGING ifrogz Audio Little Rockerz Sennheiser PXC 550-II
Battery Type - Headphone battery rechargeable - lithium
Battery Life - 30 hour(s)
Battery Life Details - Continuous playback (noise cancelling ON / cable connection): up to 30 hours
Continuous playback (noise cancelling ON / Bluetooth): up to 20 hours
Charging Time - 3 hour(s)
CONNECTIONS ifrogz Audio Little Rockerz Sennheiser PXC 550-II
Connector Type Headphones (mini-phone stereo 3.5 mm) Headphones (mini-phone stereo 3.5 mm)
USB (micro-USB)
OTHERS ifrogz Audio Little Rockerz Sennheiser PXC 550-II
Included Accessories - Carrying case, airplane adapter
Compliant Standards - MFI
Service & Support - Limited warranty - 2 years
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