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Comparing 2 robot vacuums

Your shortlist side by side: today’s price, our score and every fact the maker states.

Green is the best of these 2, also when they share the lead.

Soundcore Liberty 4 NC × EarFun Air 2 × Best on 1 fact
Most important facts
Lowest price € 74Amazon.nl € 49bol.com best
Score same on both 8.6 8.6
Customer rating ★ 4.3 · 214 reviews –
Active noise cancelling Adaptive None (assumed)
Battery life with noise cancelling 8 h –
Weight 5.2 g –
Bluetooth version same on both 5.3 5.3
Water and dust resistance IPX4 IPX7
Bluetooth codecs LDAC SBC, LDAC
Multipoint same on both yes yes
Rank
Rank rank 8 of 60 with an in-ear fit rank 13 of 60 with an in-ear fit
Battery
Battery life without noise cancelling 10 h 9 h
Battery life with the case 50 h 40 h
Fast charge time same on both 10 min 10 min
Playback from a fast charge 4 h 2 h
Wireless charging same on both yes yes
Full charge time – 90 min
Charging port – USB-C
Build and fit
Form factor same on both In-ear In-ear
True wireless same on both yes yes
Wireless same on both yes yes
Wired connection same on both None None
Audio over USB-C same on both no (assumed) no (assumed)
Controls same on both Touch Touch
Microphones 6 4
Driver type – Dynamic
Driver size – 10 mm
Fit aids – Ear hooks
Sound
Lowest frequency 20 Hz –
Highest frequency 40,000 Hz –
Hi-Res Audio certified same on both Hi-Res Audio Wireless Hi-Res Audio Wireless
Equaliser in the app same on both yes yes
Spatial audio yes no (assumed)
Noise cancelling
Transparency mode yes no (assumed)
Hearing aid function same on both no (assumed) no (assumed)
Wireless
Auracast same on both no (assumed) no (assumed)
Google Fast Pair yes –
Made for same on both Any phone Any phone
Wireless range 10 m 15 m
Devices connected at once – 2
LE Audio – no (assumed)
In use
Wear detection yes no (assumed)
App – EarFun Audio

Facts as the maker states them. A dash means the maker does not name it. Each model’s page gives the source of every fact. Noise is the maker’s own figure, so we do not judge it, and a customer rating only counts from 20 reviews.

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