beyerdynamic AMIRON 100 vs Nothing Ear

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

AMIRON 100 compared with Ear
beyerdynamicAMIRON 100NothingEar
Overview
ReleasedNovember 2024April 2024
Sound
TypeIn-earIn-ear
Noise cancellingYesYes
Transparency modeYesYes
Bluetooth codecsSBC and AACSBC, AAC and LDAC
DriversDynamic, 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 kHz11 mm dynamic driver with a ceramic diaphragm
Noise cancelling detailActive noise cancelling and transparency modeSmart ANC algorithm, up to 45 dB depth (Nothing's figure); Transparency mode; ear tip fit test
Audio features5-band equaliser in the beyerdynamic appLDAC up to 990 kbps (24-bit/96 kHz) and LHDC 5.0 up to 1 Mbps (24-bit/192 kHz), which the schema can't list; Personal Sound Profile from a hearing test; custom EQ with profile sharing; Bass Enhance; Low Lag mode
Battery
Listening time (maker's claim)Up to 6 hoursUp to 5.2 hours
With the caseUp to 35 hoursUp to 24 hours
Wireless chargingYesYes
Battery life detailUp 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 8.5 hours per charge and 40.5 hours with the case with noise cancelling off; talk time 4 hours (18 hours with the case) with noise cancelling on, 5 hours (23 hours) off; 46 mAh per earbud, 500 mAh case
Charging caseUSB-C (USB-A to USB-C cable included) and Qi wireless charging; earbuds charge in under 1 hourUSB-C and wireless charging up to 2.5 W, including reverse charging from compatible phones such as Phone (2); IP55
Fast charging15 minutes of charging gives 3 hours of use10 minutes of charging gives up to 10 hours of playback with noise cancelling off
Design
Weight (each earbud)4.15 g (better)4.62 g
Water and sweat resistanceIP54IP54
Bluetooth5.35.3
Two devices at onceYesYes
ControlsTouch 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 outPinch controls, customisable in the Nothing X app; in-ear detection
MicrophonesSix omnidirectional MEMS microphones with noise reduction for callsThree microphones per earbud, with Clear Voice Technology for calls
Fit and ear tipsSilicone ear tips in five sizes (XS, S, M, L, XL); weight 4.15 g per earbud without ear tip–
Case weight41.57 g51.9 g
Water resistance detailIP54 splash-proof and sweat resistantIP54 for the earbuds, IP55 for the case
Works withBluetooth 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)Nothing X app for Android (5.1 and above) and iOS; dual connection to two devices; Google Fast Pair and Microsoft Swift Pair; Find My Earbuds
ColoursBlack, creamBlack, White
In the boxEarbuds, five pairs of silicone ear tips, charging case, USB charging cable, quick start guide–

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