In depth comparison and review of JBL Quantum 400 and JBL TUNE 520BT. 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 | JBL Quantum 400 | JBL TUNE 520BT |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 274 g | 157 g | JBL TUNE 520BT are lighter than JBL Quantum 400 headphones. |
| Colour | Black | Black | Purple | White | Blue | |
| Earpad Material | Memory foam | - | |
| Recommended Use | - | Portable electronics |
| SOUND QUALITY | JBL Quantum 400 | JBL TUNE 520BT |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | JBL TUNE 520BT can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.3 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Sound Output Mode | Stereo | Stereo | |
| Built-in Decoders | DTS | - | |
| Sound Effects | - | Pure Bass | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | 30 mW | - | |
| Sensitivity | 98 dB | 102 dB | JBL TUNE 520BT have higher sensitivity than JBL Quantum 400. |
| Impedance | 32 Ohm | 30 Ohm | |
| Max Sound Pressure | - | 95 dB | |
| Diaphragm | - | 33 mm | |
| Features | JBL Quantum SURROUND | - |
| MICROPHONE | JBL Quantum 400 | JBL TUNE 520BT |
|---|
| Form Factor | Detachable headset microphone | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Frequency Response | 10 - 10000 Hz | - | |
| Sensitivity | -40 dB | -29 dB |
| REMOTE CONTROL | JBL Quantum 400 | JBL TUNE 520BT |
|---|
| Controls | - | Volume |
|---|
| CABLE | JBL Quantum 400 | JBL TUNE 520BT |
|---|
| Cable Type | - | USB-C cable |
|---|
| FEATURES | JBL Quantum 400 | JBL TUNE 520BT |
|---|
| Features | - | Multipoint Pairing, VoiceAware | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | - | Yes | |
| Intelligent Assistant | - | Google Assistant ready, Siri ready |
| BATTERY AND CHARGING | JBL Quantum 400 | JBL TUNE 520BT |
|---|
| Battery Type | - | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 450 mAh | |
| Battery Life | - | 57 hour(s) | |
| Battery Life Details | - | Continuous playback (with 5 min charge): up to 3 hours | |
| Charging Time | - | 2 hour(s) |
| WIRELESS LINK | JBL Quantum 400 | JBL TUNE 520BT |
|---|
| Modulation Type | - | GFSK, 8-DPSK, 4-DQPSK | |
|---|---|---|---|
| Radio Frequency Range | - | 2.4 - 2.4835GHz |
| CONNECTIONS | JBL Quantum 400 | JBL TUNE 520BT |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | - |
|---|
| OTHERS | JBL Quantum 400 | JBL TUNE 520BT |
|---|
| Included Accessories | - | Charging cable | |
|---|---|---|---|
| Software Included | JBL Quantum Engine | - | |
| Service & Support | 1-year warranty | - |
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