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Comparing 3 robot vacuums

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

Green is the best of these 3, also when they share the lead.

Truthear Zero Red × EarFun Air 2 × Best on 1 fact Soundcore P40i × Best on 1 fact
Most important facts
Lowest price € 61bol.com € 49bol.com best € 58bol.com
Score not in our ranking 8.6 8.7 best
Customer rating – – –
Active noise cancelling – None (assumed) Adaptive
Battery life with noise cancelling – – 10 h
Bluetooth version – 5.3 5.3
Water and dust resistance – IPX7 IPX5
Bluetooth codecs – SBC, LDAC –
Multipoint – yes yes
Rank
Rank – rank 13 of 59 with an in-ear fit rank 5 of 59 with an in-ear fit
Battery
Battery life without noise cancelling – 9 h 12 h
Battery life with the case – 40 h 60 h
Fast charge time – 10 min 10 min
Playback from a fast charge – 2 h 5 h
Full charge time – 90 min –
Wireless charging – yes yes
Charging port – USB-C –
Build and fit
Form factor same on all In-ear In-ear In-ear
True wireless no yes yes
Wireless no yes yes
Driver type Dynamic Dynamic –
Driver size 10 mm 10 mm 11 mm
Ear tip sizes in the box 3 – –
Wired connection – None None
Audio over USB-C – no (assumed) no (assumed)
Fit aids – Ear hooks –
Controls – Touch Touch
Microphones – 4 6
Remappable controls – – Some controls
Warranty and support
Warranty – – 2 years
Sound
Lowest frequency 20 Hz – –
Highest frequency 40,500 Hz – –
Impedance 17.5 Ω – –
Sensitivity 117.5 dB SPL – –
Hi-Res Audio certified – Hi-Res Audio Wireless –
Equaliser in the app – yes yes
Spatial audio – no (assumed) no (assumed)
Noise cancelling
Transparency mode – no (assumed) yes
Hearing aid function – no (assumed) no (assumed)
Wireless
Devices connected at once – 2 –
LE Audio – no (assumed) no (assumed)
Auracast – no (assumed) no (assumed)
Made for – Any phone Any phone
Wireless range – 15 m –
In use
Wear detection – no (assumed) 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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