Why is ATH-HL7BT better than HD 450BT?
- Hi-res codec (LDAC / aptX HD / LHDC)Yes · HD 450BT: No
- Lowest frequency5 Hz vs 18 Hz3.6×
- LDACYes · HD 450BT: No
- Highest frequency40,000 Hz vs 22,000 Hz+82%
- Weight220 g vs 238 g+8%
- Charging time1.5 h vs 2 h+33%
Why is HD 450BT better than ATH-HL7BT?
- Battery life20 h vs 30 h+50%
- aptXNo · ATH-HL7BT: Yes
Specifications
Side by side
| Sound | ||
| Fit | — | Over-ear |
| Ear cup design | Open-back | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | 53 mm | — |
| Lowest frequency | 5 Hz | 18 Hz |
| Highest frequency | 40,000 Hz | 22,000 Hz |
| Impedance | 48 Ω | — |
| Sensitivity | 100 dB | 108 dB |
| Hi-Res Audio | Yes | — |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | — | Yes |
| Noise reduction for calls | — | Yes |
| Battery & charging | ||
| Battery life | 20 h | 30 h |
| Battery life with ANC | — | 30 h |
| Battery capacity | — | 600 mAh |
| Charging time | 1.5 h | 2 h |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5 | 5 |
| Bluetooth codecs | LDAC, AAC, SBC | aptX, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | No |
| aptX | No | Yes |
| LDAC | Yes | No |
| Multipoint (two devices) | Yes | — |
| USB-C | Yes | Yes |
| 3.5 mm jack / AUX | Yes | Yes |
| Smart & streaming | ||
| Voice assistant | — | Google Assistant, Siri |
| Companion app | — | Yes |
| Design & build | ||
| Weight | 220 g | 238 g |
| Foldable | — | Yes |
| Colours | — | Black, White |
| Features | ||
| Hands-free calls | Yes | Yes |
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