JBL Live 670NC vs Sennheiser HD 620S

Updated Sep 2026 · Scored by the Let’s Compare Data Engine · How we score

For most buyers the JBL Live 670NC is the better pick — it scores 92/100 to the Sennheiser HD 620S's 13, leading on Noise Cancelling and Wireless. Choose the Sennheiser HD 620S instead if you want to spend less.

Sound quality isn't scored yet (we have no measured audio data), so the score covers features, battery, noise cancelling and build.

Verdict

Our overall take, at a glance

JBL Live 670NC leads overall

JBL Live 670NC

Sennheiser HD 620S

Why it stands out

Comfort & Build Weight: 219 g (33% less)

Watch-outs

Compromises to know before you buy

JBL Live 670NC

No notable compromises found.

Sennheiser HD 620S

No microphone — you can't take calls.

Winner by category for JBL Live 670NC vs Sennheiser HD 620S
Category	JBL Live 670NC	Sennheiser HD 620S	Winner
Noise Cancelling	96	0	JBL Live 670NC
Wireless	96	4	JBL Live 670NC
Battery	100	0	JBL Live 670NC
Comfort & Build	67	33	JBL Live 670NC
Connectivity	96	4	JBL Live 670NC

In-depth analysisAI

AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Sep 2026.

JBL Live 670NC

The JBL Live 670NC are lightweight, folding wireless headphones designed for everyday commuting and multi-device use. Released in late 2023, they feature 40mm drivers, Bluetooth 5.3 with multipoint connectivity, and active noise cancellation with an integrated transparency mode.

Best for Commuters seeking multi-day battery life with active noise cancellationBest for Users who need to switch audio frequently between a laptop and a phone

Pros

Extremely long battery life of up to 50 hours with active noise cancellation enabled
Multipoint pairing allows seamless switching between two Bluetooth sources
Highly portable folding design weighing only 219 grams
Includes a detachable audio cable for passive wired listening

Cons

No official IP dust or water resistance rating is specified in the physical characteristics

Sennheiser HD 620S

The Sennheiser HD 620S is a closed-back dynamic headphone designed for audiophiles who want the mid-range performance and tuning characteristic of the open-back HD 600 series but require passive isolation. It features a closed-cup acoustic design aimed at providing a spacious soundstage while physically blocking out external noise.

Best for Audiophile-grade critical listening in offices or shared living spaces where…Best for Fans of the classic Sennheiser sound signature who need isolation from ambient…

Pros

Provides passive noise isolation to block external sound and prevent leakage
Adapts the highly regarded Sennheiser HD 6X0 sound signature into a closed-back layout
Durable build design intended for long-term reliability

Cons

Inherent acoustic limitations of closed ear cups may result in a less natural soundstage compared to true open-back models
Clamp force and physical headband design may cause pressure discomfort during extended listening sessions

Value for Money

Which is the better deal for the price

Pre-filled with launch prices where known — enter today's price for an up-to-date check. Use the same currency for both.

JBL Live 670NC

Check Price on Amazon

Sennheiser HD 620S

Check Price on Amazon

Physical Comparison

Weight, side by side

JBL Live 670NCSennheiser HD 620S

Sennheiser HD 620S is 107 g (49%) heavier than JBL Live 670NC.

Review Videos

Hand-picked expert reviews for each product

Detailed Specifications

The full spec sheet, side by side

Noise Cancelling

Feature	JBL Live 670NC	Sennheiser HD 620S
Active Noise Cancelling	Yes	No
Transparency Mode	Yes	No

Wireless

Feature	JBL Live 670NC	Sennheiser HD 620S
Wireless	Yes	No
Bluetooth Version		N/A
Supported Codecs	N/A	N/A
Multipoint Connection	Yes	N/A

Battery

Feature	JBL Live 670NC	Sennheiser HD 620S
Battery Life (ANC On)	50 h	N/A
Quick Charge	Yes	N/A

Comfort & Build

Feature	JBL Live 670NC	Sennheiser HD 620S
Weight	219 g33% less	326 g
Folding Design	Yes	No
Water Resistance	N/A	N/A
Dimensions	N/A	N/A

Connectivity

Feature	JBL Live 670NC	Sennheiser HD 620S
Wired Connection	N/A	N/A
Detachable Cable	Yes	Yes
Built-in Microphone	Yes	No

Specification Note

Specifications are compiled from official manufacturer data and other reliable internet sources. Some features may vary by region or model configuration.

Frequently Asked Questions

Common questions about JBL Live 670NC vs Sennheiser HD 620S comparison

Based on our overall comparison score, JBL Live 670NC rates higher at 84/100 versus 21/100 for Sennheiser HD 620S — a 63-point lead. JBL Live 670NC is the stronger overall pick, though the right choice still depends on which specs matter most to you; the full spec table above breaks down every difference.

JBL Live 670NC and Sennheiser HD 620S are compared side by side above across every spec in the headphones category — including performance, features and design — each scored 0–100 so you can see exactly where one leads the other. Our overall scores are 84/100 for JBL Live 670NC and 21/100 for Sennheiser HD 620S.

At launch, JBL Live 670NC was the more affordable option ($130) versus Sennheiser HD 620S ($350). Weigh that against the overall scores (84/100 vs 21/100) and the value-for-money meter above to judge whether the higher-rated model justifies its price for your needs. Current retail prices vary — check the retailer.

If you want the higher-rated headphones option overall, JBL Live 670NC (84/100) edges out Sennheiser HD 620S (21/100). But if Sennheiser HD 620S is cheaper or stronger on the specific specs you care about, it can still be the better buy — use the spec table and strengths profile above to decide.