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Cambridge Audio Melomania A100 vs Sennheiser CX Plus SE True Wireless: which should you buy?

On aggregated review scores the Cambridge Audio Melomania A100 comes out ahead with a HearWiki score of 86. The full breakdown - sub-scores, specs and what reviewers actually said - is below.

Our pick: Cambridge Audio Melomania A100 - Outstanding overall at around $99.

Score breakdown

Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.

Cambridge Audio Melomania A100 leads on 7 of 7 measures.

  • Cambridge Audio Melomania A100
  • Sennheiser CX Plus SE True Wireless
HearWiki score
86
67
Sound
9.0
7.2
Noise cancelling
7.8
5.5
Battery
8.5
5.0
Calls
8.0
5.6
Value
9.6
-
Price (USD)
$99
$160

Generation & platform

The scores rank quality. This is the other question: is the newer one actually newer technology, or the same platform in a new shell?

New platform

Cambridge Audio Melomania A100 (2025) against Sennheiser CX Plus SE True Wireless (2021). The Cambridge Audio Melomania A100 is the newer platform here: Bluetooth 5.4 against 5.2, Top codec aptX Lossless against aptX Adaptive and ANC type Adaptive against Feedback. It also adds Multipoint pairing and Water resistance IPX5 against IPX4.

  • Melomania A10020254 yr newer
  • CX Plus SE True Wireless2021
What differsMelomania A100CX Plus SE True Wireless

Platform

Bluetooth
5.4
5.2
Top codec
aptX Lossless
aptX Adaptive
ANC type
Adaptive
Feedback

Everyday features

Multipoint pairing
Yes
No
Water resistance
IPX5
IPX4

Level on: USB-C, Transparency mode, Custom EQ, Companion app.

Specifications

Melomania A100CX Plus SE True Wireless
Type
True Wireless
True Wireless
Price (USD)
$99
$160
HearWiki score
86
67
Released
2025
2021
Availability
Sold new
Still sold new
Driver
10 mm dynamic
7 mm dynamic
Driver type
dynamic
dynamic
Driver size
10 mm
7 mm
Drivers per side
1
1
Frequency response
20 Hz - 20 kHz
5 Hz - 21 kHz
Impedance
25 Ω
16 Ω
Sensitivity
-
114 dB/mW
Bluetooth
5.4
5.2
Codecs
SBC, AAC, aptX Adaptive, aptX Lossless, LDAC
SBC, AAC, aptX, aptX Adaptive
Multipoint pairing
Yes
No
Battery life
11 h
8 h
Battery life (ANC on)
6.5 h
-
Battery incl. case
39 h
24 h
Full charge time
66 min
90 min
Quick charge
10 min → 3.2 h
10 min → 1 h
Wireless charging
Yes
-
Active noise cancelling
Yes
Yes
ANC type
adaptive
feedback
Transparency mode
Yes
Yes
Companion app
Yes
Yes
Custom EQ
Yes
Yes
Wear detection
No
-
Controls
touch
touch
Voice assistant
Google Assistant, Siri
-
Weight
9.4 g
6 g
Case weight
38.7 g
-
Water resistance
IPX5
IPX4
USB-C
Yes
Yes
Pad material
silicone
-
Microphones
6
4
Call noise reduction
Yes
Yes
Call NR technology
-
beamforming

What reviewers said

Cambridge Audio Melomania A100

The Cambridge Audio Melomania A100 are true wireless earbuds that deliver a versatile feature set at a mid-range price. They combine adaptive active noise cancellation with high-resolution wireless audio support, including LDAC and aptX Lossless, along with a comfortable, water-resistant design. With a lengthy total battery life and convenient extras like wireless charging and multipoint, they aim to be a well-rounded daily companion.

  • Pro:Excellent codec support including LDAC and aptX Lossless
  • Pro:Adaptive ANC and transparency mode for flexible listening
  • Pro:Long total battery life with wireless charging case
  • Con:Battery life drops significantly with ANC enabled
  • Con:Touch controls may take time to master
  • Con:No mention of ear tips or fit accessories in specs

Sennheiser CX Plus SE True Wireless

The Sennheiser CX Plus SE True Wireless earbuds deliver a balanced, neutral sound with solid active noise cancellation in a compact, IPX4-rated design. They offer broad codec support including aptX Adaptive, touch controls, and app-based EQ, making them a versatile all-rounder for commuting and everyday listening. While battery life is decent, real-world performance can vary with volume and ANC usage, and some users may find the fit or app experience less than ideal.

  • Pro:Balanced, neutral sound signature
  • Pro:Effective ANC with transparency mode
  • Pro:Broad codec support including aptX Adaptive
  • Con:Battery life varies with volume and ANC
  • Con:Companion app can be frustrating
  • Con:Fit may not suit all ear shapes

Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.

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New comparisonCambridge Audio Melomania A100Sennheiser CX Plus SE True Wireless