
Technics EAHAZ40M2EK
Score: 78/100
Bowers & Wilkins Pi8 Wireless Bluetooth Earbuds (Midnight
Score: 66/100
$390.72
Rankings

The Technics EAH-AZ40M2 offers audiophile-grade sound with LDAC support, effective dual-hybrid ANC, and seamless multipoint connectivity, all packaged in a lightweight, eco-friendly design. Battery life is modest, especially when using LDAC, and the case lacks a charge indicator.

The Bowers & Wilkins Pi8 offers flagship-level sound with aptX Lossless, hybrid ANC and a premium build, targeting audiophiles and frequent travelers, though its price, dominant bass and limited app customization may deter some buyers.
| Attribute | ![]() | ![]() |
|---|---|---|
5.5 hours | 6.5 hoursbest | |
10 mbest | — | |
6.35 mm | 12 mmbest | |
| ↓ lower better | 5 gbest | 289 g |
12 months | 24 monthsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Audio(2) | ||
Driver Size (mm) | 6.35 mm | 12 mm |
Supported Codecs | SBC, AAC, LDAC | SBC, AAC, aptX Classic, aptX Adaptive, aptX Lossless |
Connectivity(1) | ||
Bluetooth Version | 5.2 | 5.4 |
Warranty(1) | ||
Warranty Period (months) | 12 months | 24 months |
Build & Design(3) | ||
Weight (g) | 5 g | 289 g |
IP Rating | IPX4 | IP54 |
Ear Tip Sizes | XS,S,M,L | Extra Small, Small, Medium, Large |
Battery & Power(1) | ||
Battery Life (hours) | 5.5 hours | 6.5 hours |

Products in the top-left offer the best value (high score, low price).

Professional reviewers praise the EAH-AZ40M2 for its authentic Technics sound signature, effective dual-hybrid ANC, and industry-leading three-device multipoint connectivity.
Everyday users highlight crystal-clear call quality, easy device switching, and balanced sound, while noting reduced battery life with LDAC and missing auto-pause features.

“Crystal-clear calls”

“Seamless device switching”

“Natural, balanced sound”




Professional reviewers laud the Pi8 for delivering reference-level audio performance, with particular praise for its clarity, expansive soundstage, and support for aptX Lossless, while noting the dominant bass, high price and limited app EQ as drawbacks.
Everyday users echo the professional praise, calling the Pi8 the best-sounding earbuds they've owned and highlighting comfort, but they also mention bass-heavy tuning and touch-control sensitivity.