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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.

Nothing Ear (a) × Best on 1 fact Sony WF-C510 × Best on 2 facts
Most important facts
Lowest price € 64bol.com € 42Amazon.nl best
Score 7.9 8.0 best
Customer rating ★ 4.5 · 60 reviews best ★ 4.2 · 46 reviews
Active noise cancelling Adaptive None (assumed)
Battery life with noise cancelling 5.5 h –
Weight same on both 4.6 g 4.6 g
Bluetooth version same on both 5.3 5.3
Water and dust resistance IP54 IPX4
Bluetooth codecs SBC, AAC, LDAC SBC, AAC
Multipoint same on both yes yes
Rank
Rank rank 48 of 59 with an in-ear fit rank 46 of 59 with an in-ear fit
Battery
Battery life without noise cancelling 9.5 h 11 h
Battery life with the case 42.5 h –
Fast charge time 10 min 5 min
Playback from a fast charge 10 h 1 h
Wireless charging same on both no (assumed) no (assumed)
Charging port same on both USB-C USB-C
Full charge time – 90 min
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)
Driver type Dynamic –
Driver size 11 mm –
Case weight 39.6 g 31 g
Controls Squeeze the stem –
Remappable controls same on both Some controls Some controls
Microphones 6 –
Warranty and support
Launched 2024-04-18 –
Sound
Hi-Res Audio certified Hi-Res Audio –
Equaliser in the app same on both yes yes
Spatial audio no (assumed) yes
Noise cancelling
Noise cancelling control Set levels –
Transparency mode same on both yes yes
Hearing aid function same on both no (assumed) no (assumed)
Wireless
LE Audio same on both no (assumed) no (assumed)
Auracast same on both no (assumed) no (assumed)
Google Fast Pair yes –
Made for same on both Any phone Any phone
Devices connected at once – 2
Wireless range – 10 m
In use
Wear detection yes no (assumed)
App Nothing X Sony | Sound Connect

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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