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  3. Luna 2 vs CMF Speaker M

Harman-Kardon Luna 2 vs Nothing CMF Speaker M

What Luna 2 does better (4) and where CMF Speaker M wins (5) — every spec side by side.

Harman-Kardon Luna 2
Harman-Kardon · 2026Luna 2
6.6Score
4 advantages≈ $160
vs
Nothing CMF Speaker M
Nothing · 2026CMF Speaker M
8.1Score
5 advantages≈ $110
Higher score
5.8Sound4.0
4.8Battery6.8
7.6Build & features9.4
Dimensions

Size comparison

Luna 2CMF Speaker M
236 × 8813285 × 22054
Luna 2CMF Speaker MDifference
Height88 mm220 mm−132 mm
Width236 mm85 mm+151 mm
Depth132 mm54 mm+78 mm
Weight735 g602 g+133 g

Drawn to the same scale from the official dimensions (front and side).

Why is Luna 2 better than CMF Speaker M?

  1. Channel count2 vs 12×
  2. Output power40 W vs 35 W+14%
  3. StereoYes · CMF Speaker M: No
  4. Lowest frequency58 Hz vs 60 Hz+3%

Why is CMF Speaker M better than Luna 2?

  1. Battery life12 h vs 18 h+50%
  2. Weight735 g vs 602 g+22%
  3. Water resistance (IPx)IPx7 vs IPx8+14%
  4. Bluetooth version5.4 vs 6+11%
  5. Battery capacity3,300 mAh vs 4,900 mAh+48%
Specifications

Side by side

Sound
Output power40 W35 W
Speaker channels2.01.0
Channel count21
Lowest frequency58 Hz60 Hz
Highest frequency20,000 Hz20,000 Hz
Adjustable equaliserYesYes
StereoYesNo
Battery & charging
Battery life12 h18 h
Battery capacity3,300 mAh4,900 mAh
Charging time—3 h
Quick charge (claimed)—10 min → 1 h
Fast charging support—Yes
Mains poweredNoNo
Battery powered (portable)YesYes
Connectivity
WirelessYesYes
Bluetooth version5.46
Bluetooth codecsSBCLC3, AAC, SBC
Hi-res codec (LDAC / aptX HD / LHDC)NoNo
aptXNoNo
LDACNoNo
Multipoint (two devices)—Yes
LE Audio—Yes
AuracastYesYes
NFC pairing—Yes
USB-CYesYes
USB audio—Yes
Smart & streaming
Companion appYesYes
Design & build
Weight735 g602 g
Width236 mm85 mm
Height88 mm220 mm
Depth132 mm54 mm
Protection ratingIP67IP68
Water resistance (IPx)IPx7IPx8
Dust protection (IP)66
Features
Party / stereo pairingYesYes
Light effectsYes—
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