CMF Buds 2 vs Sennheiser Momentum Sport

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

For most buyers the CMF Buds 2 is the better pick — it scores 76/100 to the Sennheiser Momentum Sport's 71, leading on Audio and Battery. Choose the Sennheiser Momentum Sport 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

CMF Buds 2 leads overall

CMF Buds 2

Sennheiser Momentum Sport

Why it stands out

Connectivity Bluetooth Version: Bluetooth 5.4
Build IP Rating: IP55
Total Battery Life with Case: 32 h (33% more)

Winner by category for CMF Buds 2 vs Sennheiser Momentum Sport
Category	CMF Buds 2	Sennheiser Momentum Sport	Winner
Audio	30	0	CMF Buds 2
Noise Cancelling	85	85	Tie
Battery	73	62	CMF Buds 2
Connectivity	86	79	CMF Buds 2
Calls	100	0	CMF Buds 2
Build	78	48	CMF Buds 2

In-depth analysisAI

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

CMF Buds 2

The CMF Buds 2 are budget-friendly true wireless earbuds designed for everyday listeners seeking active noise cancellation without a high price tag. Built around an 11 mm PMI dynamic driver, the earbuds incorporate 48 dB hybrid active noise cancellation alongside a six HD microphone setup for voice calls. Retailing at $49, they provide accessible ANC performance in several distinct color finishes including Light Green, Dark Grey, and Orange.

Best for Budget-minded commuters looking for active noise cancellation under $50Best for Casual listeners wanting reliable call clarity from a six-microphone setup

Pros

48 dB hybrid active noise cancellation at a budget-friendly price
11 mm PMI driver designed for solid daily audio playback
Six HD microphones to improve voice capture during calls
Competitive $49 price point with several vibrant color choices

Cons

Lacks premium features like high-bitrate audio codecs or multi-driver setups

Sennheiser Momentum Sport

The Sennheiser Momentum Sport is a pair of true wireless athletic earbuds designed for real-time fitness monitoring alongside audio playback. Equipped with an in-ear PPG heart rate sensor and a body temperature sensor accurate to +/-0.3 °C, the earbuds provide live health metrics to connected sports ecosystems. They feature a semi-open design with an acoustic relief channel and carry an IP55 rating for dust, sweat, and water resistance.

Best for Athletes who want in-ear heart rate and temperature tracking without wearing a sBest for Outdoor runners needing IP55 weather protection and wind-shielded transparency m

Pros

Integrated PPG heart rate and body temperature sensors for direct in-ear biometric tracking
Semi-open acoustic relief channel reduces body-borne noise and improves airflow comfort
IP55 rating for dust, sweat, water, and shock resistance
Native software integration with the Polar Flow ecosystem

Cons

Discontinued directly on the official manufacturer website as an end-of-life product

Value for Money

Which is the better deal for the price

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CMF Buds 2

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Sennheiser Momentum Sport

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Physical Comparison

Weight, side by side

CMF Buds 2

41.5g

Weight

CMF Buds 2

4.5g

Weight

Sennheiser Momentum Sport

6.4g

Weight

Detailed Specifications

The full spec sheet, side by side

Audio

Feature	CMF Buds 2	Sennheiser Momentum Sport
Driver Type	Dynamic	Dynamic
Driver Size	11 mm	10 mm
Frequency Response	N/A	15 Hz - 18,000 Hz
Spatial Audio with Head Tracking	No	N/A

Noise Cancelling

Feature	CMF Buds 2	Sennheiser Momentum Sport
Active Noise Cancelling	Yes	Yes
Transparency Mode	Yes	Yes

Battery

Feature	CMF Buds 2	Sennheiser Momentum Sport
Battery Life per Charge	7.5 h25% more	6 h
Total Battery Life with Case	32 h33% more	24 h
Quick Charge	Yes	Yes
Wireless Charging Case	N/A	Yes

Connectivity

Feature	CMF Buds 2	Sennheiser Momentum Sport
Bluetooth Version
Supported Codecs	SBC, AAC	SBC, AAC, aptX Adaptive
Multipoint Connection	Yes	Yes

Calls

Feature	CMF Buds 2	Sennheiser Momentum Sport
Microphones per Earbud	3	N/A

Build

Feature	CMF Buds 2	Sennheiser Momentum Sport
IP Rating
Weight per Earbud	4.5 g30% less	6.4 g
Case Weight	41.5 g	N/A

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 CMF Buds 2 vs Sennheiser Momentum Sport comparison

They are closely matched: CMF Buds 2 scores 76/100 and Sennheiser Momentum Sport scores 76/100 in our overall comparison — within 1 points. Neither is a clear winner overall, so the decision comes down to the specific features and price that matter most to you.

CMF Buds 2 and Sennheiser Momentum Sport are compared side by side above across every spec in the earbuds category — including performance, features and design — each scored 0–100 so you can see exactly where one leads the other. Our overall scores are 76/100 for CMF Buds 2 and 76/100 for Sennheiser Momentum Sport.

It's close — CMF Buds 2 (76/100) and Sennheiser Momentum Sport (76/100) score almost the same. Pick based on price and the individual specs that matter most to you; the comparison above shows where each one pulls ahead.