beyerdynamic AMIRON 100 vs Sony LinkBuds Fit

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AMIRON 100 compared with LinkBuds Fit

	beyerdynamicAMIRON 100	SonyLinkBuds Fit
Overview
Released
Released	November 2024	October 2024
Sound
Type
Type	In-ear	In-ear
Noise cancelling
Noise cancelling	Yes	Yes
Transparency mode
Transparency mode	Yes	Yes
Spatial audio with head tracking
Spatial audio with head tracking	–	Yes
Driver size
Driver size	–	8.4 mm
Bluetooth codecs
Bluetooth codecs	SBC and AAC	SBC, AAC, LDAC and LC3
Chip
Chip	–	V2
Drivers
Drivers	Dynamic, closed; 20 – 22,000 Hz (datasheet; the product page says 20 – 20,000 Hz); 32 ohms; max. 95 dB SPL; THD < 0.5% at 100 Hz, 500 Hz and 1 kHz	8.4 mm Dynamic Driver X
Chip
Chip	–	Integrated Processor V2
Noise cancelling detail
Noise cancelling detail	Active noise cancelling and transparency mode	Noise cancelling with Auto NC Optimizer; Ambient Sound Mode with Auto Ambient Sound; Speak-to-Chat; wind noise reduction structure
Audio features
Audio features	5-band equaliser in the beyerdynamic app	LDAC up to 990 kbps (Hi-Res Audio Wireless); DSEE Extreme upscaling; 360 Reality Audio with head tracking; LE Audio (LC3); BGM effect; equaliser in the app
Battery
Listening time (maker's claim)
Listening time (maker's claim)	Up to 6 hours	Up to 5.5 hours
With the case
With the case	Up to 35 hours	Up to 21 hours
Wireless charging
Wireless charging	Yes	No
Battery life detail
Battery life detail	Up to 8 hours per charge with noise cancelling off, 6 hours with it on; 27 more hours from the charging case, 35 hours in total (the September 2024 announcement said 19 hours from the case); talk time up to 5 hours (noise cancelling off)	Up to 8 hours with noise cancelling off (AAC); with LDAC, 3.5 hours with noise cancelling on or 4.5 hours off; with SBC, 5 hours on or 7.5 hours off; with LC3, 4.5 hours on or 7.5 hours off; 21 hours in total with the case (Sony doesn't say with which settings); talk time up to 4 hours
Charging case
Charging case	USB-C (USB-A to USB-C cable included) and Qi wireless charging; earbuds charge in under 1 hour	USB-C; about 3 hours to fully charge the case, 2 hours for the earbuds; 47.2 × 47.2 × 32.6 mm
Fast charging
Fast charging	15 minutes of charging gives 3 hours of use	5 minutes of charging gives about 1 hour of playback
Design
Weight (each earbud)
Weight (each earbud)	4.15 g (better)	4.9 g
Water and sweat resistance
Water and sweat resistance	IP54	IPX4
Bluetooth
Bluetooth	5.3	5.3
Two devices at once
Two devices at once	Yes	Yes
Controls
Controls	Touch pads for playback, volume, calls, switching noise cancelling and transparency, and the voice assistant; customisable in the app; automatic play and pause when the earbuds are put in or taken out	Wide Area Tap on the earbud or the face in front of the ear (by default the left switches noise cancelling and Ambient Sound Mode; the right plays and pauses and skips tracks; tap three times on either to answer or end calls; tap five or more times for volume), reassignable in the app; head gestures to answer calls; voice control; Quick Access; IR sensors pause music when an earbud is taken out
Microphones
Microphones	Six omnidirectional MEMS microphones with noise reduction for calls	Microphones on the outside and inside of each earbud, with Precise Voice Pickup Technology and AI noise reduction for calls
Fit and ear tips
Fit and ear tips	Silicone ear tips in five sizes (XS, S, M, L, XL); weight 4.15 g per earbud without ear tip	Air Fitting Supporters and Soft Fitting Earbud Tips in SS, S, M and L (M fitted); either earbud can be used on its own
Case weight
Case weight	41.57 g	About 41 g
Water resistance detail
Water resistance detail	IP54 splash-proof and sweat resistant	IPX4 for the earbuds, excluding the sound outlet, ventilation holes and microphone holes; the charging case is not water resistant
Works with
Works with	Bluetooth 5.3 with HFP, A2DP and AVRCP; range 15 m; multipoint; beyerdynamic app for settings and firmware updates (the September 2024 announcement also listed LE Audio and LC3, which the current spec page and datasheet don't)	Sony | Sound Connect app for iOS and Android; multipoint connection to two devices; LE Audio with compatible devices; Auto Switch with the LinkBuds Speaker; Google Assistant and Amazon Alexa; Google Fast Pair and Microsoft Swift Pair; Bluetooth 5.3 Class 1, about 10 m range
Colours
Colours	Black, cream	Black, White, Green, Violet (Olivia Rodrigo edition); Pink added in June 2025
In the box
In the box	Earbuds, five pairs of silicone ear tips, charging case, USB charging cable, quick start guide	Earbuds, charging case, USB-C cable (USB-A to USB-C), Soft Fitting Earbud Tips in SS, S, M and L, documents