EarFunTrue wireless earbuds
EarFun Air Pro 4i
EarFun Air Pro 4i is a true wireless earbuds released in September 2025. Key specs: fit In-ear, active noise cancelling, battery life 9.5 h, Bluetooth version 5.4.
8.8Score
Noise control & calls7.2
Battery7.9
Build & features7.7
price range$45–60Reference price converted from JPY
- Released
- September 2025
- Brand
EarFun- Popularity
- #1,736 of 2,581
In-earFit
YesActive noise cancelling
9.5 hBattery life
5.4Bluetooth version
IPx5Water resistance (IPx)
51 gWeight
YesMultipoint (two devices)
Spec guide
How it ranks among true wireless earbuds of 2025
Battery life · 9.5 hBottom 39%Bluetooth version · 5.4Top 22%Water resistance (IPx) · IPx5Top 41%Weight · 51 gTop 13%
Compared with true wireless earbuds released in 2025. Bars show the share of models it beats.
compared with other true wireless earbuds
Why is Air Pro 4i a good choice?
Bluetooth version: 5.4better than 79% of true wireless earbuds
Charging time: 1 hbetter than 91% of true wireless earbuds
Water resistance (IPx): IPx5better than 74% of true wireless earbuds
Specifications
Full specifications
Sound
- Driver size
- 11 mm
- Impedance
- 16 Ω
- Sensitivity
- 98 dB
- Spatial / 3D audio
- Yes
- Hi-Res Audio
- Yes
- Adjustable equaliser
- Yes
Noise control
- Active noise cancelling
- Yes
- Transparency / ambient mode
- Yes
Battery & charging
- Battery life
- 9.5 h
- Charging time
- 1 h
- Wireless charging (case)
- Yes
Connectivity
- Wireless
- Yes
- Hi-res codec (LDAC / aptX HD / LHDC)
- Yes
- aptX
- No
- LDAC
- Yes
- Multipoint (two devices)
- Yes
- USB-C
- Yes
Design & build
- Weight
- 51 g
- Protection rating
- IP55
- Water resistance (IPx)
- IPx5
- Dust protection (IP)
- 5
Features
- Touch controls
- Yes
- Hands-free calls
- Yes
Specs are collected from manufacturers and open databases and normalised to one format; check details with the seller before you buy.
Compare
Compare Air Pro 4i with
In collections
Headphones & speakers: Wireless charging (case) + weight up to 250 g13Headphones & speakers: Spatial / 3D audio + weight up to 250 g14Headphones & speakers: Spatial / 3D audio + wireless charging (case)31Headphones & speakers: Hi-res codec (LDAC / aptX HD / LHDC) + weight up to 250 g32Headphones & speakers: Hi-res codec (LDAC / aptX HD / LHDC) + spatial / 3d audio62True wireless earbuds: Weight up to 250 g64Headphones & speakers: Transparency / ambient mode + weight up to 250 g70True wireless earbuds: Spatial / 3D audio73
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