EarFun Air Pro 4 with ANC

Advantages

• ✓Bluetooth 5.4 and LE Audio support give the Air Pro 4 a more future‑proof wireless connection.
• ✓QuietSmart 3.0 ANC provides up to 50 dB of noise reduction, an improvement over the Pro 3's QuietSmart 2.0.
• ✓Inclusion of aptX Adaptive, LDAC and LC3 codecs enables lossless high‑resolution audio not available on the Pro 3.

Disadvantages

• ✗The Air Pro 4 uses slightly smaller 10 mm drivers versus the Pro 3's 11 mm drivers, which may affect bass depth.
• ✗Weight increases from 52 g to 55 g, making the newer model marginally heavier.
• ✗Battery life with ANC on remains limited to 7.5 hours, similar to the older model, offering no major gain in ANC‑on endurance.