Cambridge Audio Melomania A100 vs OPPO W51: 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.

True Wireless

Cambridge Audio Melomania A100

86Outstanding

$99

Full review data

True Wireless

OPPO W51

68Good

$60

Full review data

Score breakdown

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

Cambridge Audio Melomania A100 leads on 6 of 7 measures.

Cambridge Audio Melomania A100
OPPO W51

HearWiki score

Sound

9.0

7.2

Noise cancelling

7.8

6.1

Battery

8.5

3.7

Calls

8.0

7.4

Value

9.6

Price (USD)

$99

$60

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 OPPO W51 (2020). The Cambridge Audio Melomania A100 is the newer platform here: Bluetooth 5.4 against 5.0, Top codec aptX Lossless against AAC and ANC type Adaptive against Hybrid.

Melomania A10020255 yr newer
W512020

What differsMelomania A100W51

Bluetooth: 5.4; 5.0
Top codec: aptX Lossless; AAC
ANC type: Adaptive; Hybrid
Multipoint pairing: Yes; No
Transparency mode: Yes; No
Custom EQ: Yes; No
Companion app: Yes; No
Water resistance: IPX5; IP54

Level on: Wireless charging, USB-C.

Specifications

Melomania A100W51

Type: True Wireless; True Wireless
Price (USD): $99; $60
HearWiki score: 86; 68
Released: 2025; 2020
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; 20 Hz - 20 kHz
Impedance: 25 Ω; -
Bluetooth: 5.4; 5.0
Codecs: SBC, AAC, aptX Adaptive, aptX Lossless, LDAC; SBC, AAC
Multipoint pairing: Yes; No
Latency: -; 94 ms
Wireless range: -; 10 m
Battery life: 11 h; 4 h
Battery life (ANC on): 6.5 h; 3.5 h
Battery incl. case: 39 h; 24 h
Full charge time: 66 min; 80 min
Quick charge: 10 min → 3.2 h; -
Wireless charging: Yes; Yes
Active noise cancelling: Yes; Yes
ANC type: adaptive; hybrid
Transparency mode: Yes; No
Companion app: Yes; No
Custom EQ: Yes; No
Wear detection: No; No
Controls: touch; touch
Voice assistant: Google Assistant, Siri; Breeno
Weight: 9.4 g; 55.5 g
Case weight: 38.7 g; -
Water resistance: IPX5; IP54
USB-C: Yes; Yes
Pad material: silicone; -
Connector: -; USB-C
Microphones: 6; 2
Mic sensitivity: -; -38 dBV
Call noise reduction: Yes; Yes

Specification comparison of Cambridge Audio Melomania A100 vs OPPO W51
Spec	Cambridge Audio Melomania A100	OPPO W51
Type	True Wireless	True Wireless
Price (USD)	$99	$60
HearWiki score	86 / 100 Outstanding	68 / 100 Good
Released	2025	2020
Audio
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	20 Hz - 20 kHz
Impedance	25 Ω	-
Wireless
Bluetooth	5.4	5.0
Codecs	SBC, AAC, aptX Adaptive, aptX Lossless, LDAC	SBC, AAC
Multipoint pairing	Yes	No
Latency	-	94 ms
Wireless range	-	10 m
Battery
Battery life	11 h	4 h
Battery life (ANC on)	6.5 h	3.5 h
Battery incl. case	39 h	24 h
Full charge time	66 min	80 min
Quick charge	10 min → 3.2 h	-
Wireless charging	Yes	Yes
Features
Active noise cancelling	Yes	Yes
ANC type	adaptive	hybrid
Transparency mode	Yes	No
Companion app	Yes	No
Custom EQ	Yes	No
Wear detection	No	No
Controls	touch	touch
Voice assistant	Google Assistant, Siri	Breeno
Design
Weight	9.4 g	55.5 g
Case weight	38.7 g	-
Water resistance	IPX5	IP54
USB-C	Yes	Yes
Pad material	silicone	-
Connector	-	USB-C
Calls
Microphones	6	2
Mic sensitivity	-	-38 dBV
Call noise reduction	Yes	Yes

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

OPPO W51

The OPPO W51 delivers a well-rounded true wireless experience at a budget price, combining hybrid active noise cancellation with a surprisingly capable 7 mm dynamic driver for clear, enjoyable sound. Its standout traits are effective noise blocking and clear call quality, though its battery runtime is on the shorter side, especially with ANC engaged. With IP54 durability and wireless charging support, it offers solid everyday practicality without breaking the bank.

Pro:Effective hybrid noise cancellation for the price
Pro:Clear and impressive sound quality
Pro:Excellent call clarity with dual mics

Con:Battery life is modest, especially with ANC on
Con:Touch controls can be finicky
Con:No custom EQ or transparency mode

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

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