bestatbestThe best product at the best price

↑ ↓ move↵ openEsc close

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.

Soundcore Liberty 4 NC × Best on 2 facts Soundcore P40i × Best on 4 facts Soundcore Space A40 × Best on 2 facts
Most important facts
Lowest price $99Soundcore (brand store) $79Soundcore (brand store) best $99Soundcore (brand store)
Score 9.9 best 9.8 9.9 best
Customer rating ★ 4.3 · 217 reviews – –
Active noise cancelling same on all Adaptive Adaptive Adaptive
Battery life with noise cancelling 8 h 10 h best 8 h
Weight 5.2 g – 4.9 g best
Bluetooth version 5.3 best 5.3 best 5.2
Water and dust resistance IPX4 IPX5 best IPX4
Bluetooth codecs LDAC – SBC, AAC, LDAC
Multipoint same on all yes yes yes
Rank
Rank rank 1 of 28 with an in-ear fit rank 6 of 28 with an in-ear fit rank 2 of 28 with an in-ear fit
Battery
Battery life without noise cancelling 10 h 12 h 10 h
Battery life with the case 50 h 60 h 50 h
Fast charge time same on all 10 min 10 min 10 min
Playback from a fast charge 4 h 5 h 4 h
Wireless charging same on all yes yes yes
Charging port – – USB-C
Build and fit
Form factor same on all In-ear In-ear In-ear
True wireless same on all yes yes yes
Wireless same on all yes yes yes
Wired connection same on all None None None
Audio over USB-C same on all no (assumed) no (assumed) no (assumed)
Controls same on all Touch Touch Touch
Microphones same on all 6 6 6
Driver size – 11 mm 10 mm
Remappable controls – Some controls All controls
Ear tip sizes in the box – – 4
Warranty and support
Warranty – 2 years –
Sound
Lowest frequency 20 Hz – 20 Hz
Highest frequency 40,000 Hz – 20,000 Hz
Hi-Res Audio certified Hi-Res Audio Wireless – Hi-Res Audio Wireless
Equaliser in the app same on all yes yes yes
Spatial audio yes no (assumed) no (assumed)
Noise cancelling
Transparency mode same on all yes yes yes
Hearing aid function same on all no (assumed) no (assumed) no (assumed)
Wireless
Auracast same on all no (assumed) no (assumed) no (assumed)
Google Fast Pair yes – –
Made for same on all Any phone Any phone Any phone
Wireless range 10 m – –
LE Audio – no (assumed) no (assumed)
In use
Wear detection yes no (assumed) no (assumed)

We keep your report and the address of this page, not your name, email address or IP address.