In depth comparison and review of Bang & Olufsen Beoplay H4 and ifrogz Little Rockerz Costume T Rex. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | Bang & Olufsen Beoplay H4 | ifrogz Little Rockerz Costume T Rex |
|---|
| Product Type | Headphones - Bluetooth - wireless - 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 22 cm | - | |
| Width | 19.4 cm | - | |
| Depth | 5 cm | - | |
| Weight | 235 g | - | |
| Colour | Black | Charcoal grey | Sandstone | Tangerine | Violet | Green | |
| Body Material | Stainless steel, aluminium | - | |
| Earpad Material | Leather | - | |
| Headband Material | Leather | - | |
| Design | - | Kids | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Bang & Olufsen Beoplay H4 | ifrogz Little Rockerz Costume T Rex |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | - | |
| Volume Limiting Function | - | Yes | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 22000 Hz | - | |
| Sensitivity | 91 dB/mW | - | |
| Impedance | 20 Ohm | - | |
| Diaphragm | 40 mm | 30 mm | Bang & Olufsen Beoplay H4 have a thicker diaphragm than ifrogz Little Rockerz Costume T Rex. |
| MICROPHONE | Bang & Olufsen Beoplay H4 | ifrogz Little Rockerz Costume T Rex |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Audio Input Details | Omni-directional | - |
| REMOTE CONTROL | Bang & Olufsen Beoplay H4 | ifrogz Little Rockerz Costume T Rex |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track, pair mode | Volume, next/previous track |
|---|
| CABLE | Bang & Olufsen Beoplay H4 | ifrogz Little Rockerz Costume T Rex |
|---|
| Cable Type | Headphones cable - braided fabric - 1.25 m | - | |
|---|---|---|---|
| Cable Length | 1.25 m | - |
| BATTERY AND CHARGING | Bang & Olufsen Beoplay H4 | ifrogz Little Rockerz Costume T Rex |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 600 mAh | - | |
| Battery Life | 19 hour(s) | - | |
| Charging Time | 2.5 hour(s) | - |
| WIRELESS LINK | Bang & Olufsen Beoplay H4 | ifrogz Little Rockerz Costume T Rex |
|---|
| Transmission Range | 10 m | - |
|---|
| CONNECTIONS | Bang & Olufsen Beoplay H4 | ifrogz Little Rockerz Costume T Rex |
|---|
| Connector Type | Headphones (mini-phone 3.5mm) | AUX output (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Bang & Olufsen Beoplay H4 | ifrogz Little Rockerz Costume T Rex |
|---|
| Included Accessories | USB charging cable (25cm) | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | - |
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