Head to head

7Hz Timeless vs Sennheiser Momentum True Wireless 4

Both scored on the same six factors, priced on what you actually pay including delivery, and each claim linked to the source it came from. Prototype data — prices and retailer stock are a fixed demo snapshot from 28 July 2026, not a live feed.

Verdict

The Sennheiser Momentum True Wireless 4 wins on both score and price.

Across these 2 earbuds, the Sennheiser Momentum True Wireless 4 has both the highest Worth Score (7.9) and the best score per euro at 189,00 €. That is unusual — normally you trade one for the other. Its weak point is app is overloaded.

Best overallSennheiser Momentum True Wireless 4 — Highest Worth Score here at 7.9, 0.5 ahead of the 7Hz Timeless. Best for sound quality above all.

Skip this one7Hz Timeless — Lowest Worth Score here at 7.4, 0.5 lower against the Sennheiser Momentum True Wireless 4 and no cheaper. Flat disc shape fits poorly for many

Side by side

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The value of a comparison is the differences.

Comparison of 7Hz Timeless, Sennheiser Momentum True Wireless 4
What matters	7Hz Timeless7HzMedium confidence	Sennheiser Momentum True Wireless 4SennheiserMedium confidence
Worth Score	7.4	7.9 (best in this comparison)
Best price	219,00 €	189,00 € (best in this comparison)
Price fairness	7.6	7.8 (best in this comparison)
Build quality	7.8	8.3 (best in this comparison)
Performance	8.9	9.1 (best in this comparison)
Longevity	7.8	8.4 (best in this comparison)
Repairability	6.6 (best in this comparison)	4.0
Support & warranty	3.0	8.0 (best in this comparison)
Battery (ANC on)	—	7.5 h
Noise cancelling	Passive isolation only	Adaptive, very good
Water resistance	—	IP54
Codecs	—	aptX Adaptive, LDAC, AAC
Case charging	—	USB-C + wireless
Best for	Hearing what a planar driver does differently · Fast, textured bass · Detail at moderate volume	Sound quality above all · Long listening sessions · Hi-res streaming subscribers
Avoid if	You have small ears — the discs are wide · You want plug-and-play from a phone	You want the simplest possible setup · You dislike fiddly companion apps
Main drawback	Flat disc shape fits poorly for many	App is overloaded

1 identical row hidden. They are the same for every product here, so they cannot help you choose.

What each score is based on

4 published sources between them

7Hz Timeless

7Hz TimelessIn-Ear Fidelity · informs performance
7Hz Timeless ReviewRTINGS · informs performance, build quality

Sennheiser Momentum True Wireless 4

Sennheiser MOMENTUM True Wireless 4 reviewSoundGuys · informs performance, price fairness
Sennheiser MOMENTUM True Wireless 4 ReviewRTINGS · informs performance, build quality

Confidence is computed from those lists, not asserted: 7Hz Timeless is medium on 2, Sennheiser Momentum True Wireless 4 is medium on 2. A factor with nothing behind it says so on the product page rather than borrowing a citation that does not speak to it.

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Prototype. Prototype data — prices and retailer stock are a fixed demo snapshot from 28 July 2026, not a live feed. Prices are the cheapest delivered price we recorded — 219,00 € and 189,00 € — not a live quote. How we score products.