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JBL Live 780NC vs Sennheiser MOMENTUM 4 Wireless

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

Better figure, where one is clearly better

JBLLive 780NCSennheiserMOMENTUM 4 Wireless
Overview
ReleasedMarch 2026August 2022
Sound
TypeOver-earOver-ear
Noise cancellingYesYes
Transparency modeYesYes
Spatial audio with head tracking–No
Driver size40 mm42 mm
BackClosed–
Impedance32 ohms–
Bluetooth codecsSBC, AAC, LDAC and LC3SBC, AAC and aptX Adaptive
Lossless over USB-CNoYes
Drivers40 mm dynamic with compound diaphragm; 10 Hz–40 kHz response and 98 dB SPL sensitivity at 1 kHzDynamic transducer; 6 Hz to 22,000 Hz (–10 dB); 106 dB SPL (1 kHz / 0 dBFS); THD < 0.3% (1 kHz, 100 dB SPL)
Noise cancelling detailTrue Adaptive Noise Cancelling 2.0, Ambient Aware and TalkThruAdaptive Noise Cancellation with two outward and two inward microphones; Transparency Mode; ANC and Transparency intensity adjustable by pinch gestures or in the app; wind noise reduction off, auto or max
Audio featuresSpatial Sound, Personi-Fi 3.0, Low Volume Dynamic EQ and Auracast; LDAC maker-confirmed, SBC, AAC and LC3 confirmed by Les NumériquesBuilt-in EQ, sound modes and Sound Personalization in the Smart Control app; audio from a Mac, PC or mobile device over the USB-C cable
Hearing healthPersonal Sound Amplification and left/right balance; VoiceAware own-voice monitoring–
Battery
Listening time (maker's claim)Up to 50 hoursUp to 60 hours
Battery life detailUp to 80 hours with ANC off or 50 on; calls 33 hours with ANC off or 28 on; 870 mAh, 3.7 V lithium-ion battery; two-hour full chargeBuilt-in 700 mAh lithium-polymer battery; 60 hours measured with music over Bluetooth and ANC on; full charge in about 2 hours (USB-C, 5 V, 750 mA max)
Fast chargingFive minutes supplies up to four hours; UK page's hours label is erroneous10 minutes for up to 6 hours
Design
Weight260 g293 g
Bluetooth6.05.2
Two devices at onceYesYes
Headphone cableYesYes
ControlsCustomisable button and touch controlsTouch pad on the right ear cup (tap, swipe, pinch); multi-function button; Smart Pause pauses playback when the headphones are taken off; Auto On/Off
MicrophonesMaker prose, PDF and US press table say six microphones including two beamforming call microphones; current UK specification table instead lists fourFour MEMS speech microphones in a 2x2 beamforming array; automatic wind noise suppression; Sidetone for calls
Fit and ear tipsFoldable over-ear design with metal hinge, silicone headband and soft ear cushions; closed back confirmed by Labo FnacAround-the-ear (circumaural), closed-back; folds flat into the carry case
DimensionsOuter cushions 98.6 × 80 mm, inner 60.4 × 41.5 mm; cushion height 23 mm–
Works withTwo Bluetooth devices; optional Smart Tx transmitter sold separately; supplied 120 cm USB-C-to-3.5 mm cable is analogue and requires power, without USB digital audio or passive listening (Les Numériques)Sennheiser Smart Control app; two active Bluetooth connections; USB audio with a Mac, PC or mobile device; 2.5 mm analogue input (switches off Bluetooth)
ColoursBlack, White, Sand, Green, Blue, Purple and OrangeBlack, White, Graphite, Brown, Teal
In the boxHeadphones, USB-C-to-3.5 mm analogue cable, carrying pouch, warranty and quick-start guide. Maker US March 2026 shipping schedule corroborated by Les Numériques' March retail availability; UK announcement followed in May. Current UK RRP £169.99 differs from the £179.99 launch priceHeadphones, carry case, USB-C to USB-A cable (approx. 1.2 m), 3.5 mm to 2.5 mm audio cable (approx. 1.2 m), in-flight adapter, quick guide, safety guide

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