Audio Technica ATH-TWX9MK2 vs Bose QuietComfort Earbuds (2nd Gen)

What ATH-TWX9MK2 does better (3) and where QuietComfort Earbuds (2nd Gen) wins (2) — every spec side by side.

Audio Technica · 2025ATH-TWX9MK2

6.2Score

3 advantages≈ $150

Higher score

5.8Score

2 advantages≈ $150

7.2Noise control & calls5.6

4.0Battery6.1

4.1Build & features2.4

Why is ATH-TWX9MK2 better than QuietComfort Earbuds (2nd Gen)?

Hi-res codec (LDAC / aptX HD / LHDC)Yes · QuietComfort Earbuds (2nd Gen): No
aptXYes · QuietComfort Earbuds (2nd Gen): No
Earbud weight (each)5.5 g vs 10 g+82%

Specifications

Only differences	Audio Technica ATH-TWX9MK2≈ $1506.2	Bose QuietComfort Earbuds (2nd Gen)≈ $1505.8
Sound
Fit	In-ear	In-ear
Ear cup design	—	Closed-back
Driver type	Dynamic	Dynamic
Driver size	5.8 mm	—
Lowest frequency	10 Hz	—
Highest frequency	40,000 Hz	—
Impedance	16 Ω	—
Sensitivity	105 dB	—
Hi-Res Audio	Yes	—
Adjustable equaliser	Yes	Yes
Noise control
Active noise cancelling	Yes	Yes
Transparency / ambient mode	Yes	Yes
Microphones	—	3
Battery & charging
Battery life	6.5 h	8 h
Battery life with ANC	6 h	—
Total with charging case	—	32 h
Charging time	2.5 h	1.5 h
Wireless charging (case)	Yes	Yes
Connectivity
Wireless	Yes	Yes
Bluetooth version	5.2	5.3
Bluetooth codecs	aptX Adaptive, aptX, AAC, SBC	SBC
Hi-res codec (LDAC / aptX HD / LHDC)	Yes	No
aptX	Yes	No
LDAC	No	No
Multipoint (two devices)	Yes	Yes
USB-C	Yes	Yes
Design & build
Earbud weight (each)	5.5 g	10 g
Protection rating	IPX4	IPX4
Water resistance (IPx)	IPx4	IPx4
Features
Touch controls	Yes	Yes
Hands-free calls	Yes	Yes