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  3. CMF Speaker M vs ULT FIELD 3

Nothing CMF Speaker M vs Sony ULT FIELD 3

What CMF Speaker M does better (4) and where ULT FIELD 3 wins (2) — every spec side by side.

Nothing CMF Speaker M
Nothing · 2026CMF Speaker M
8.1Score
4 advantages≈ $110
vs
Sony ULT FIELD 3
Sony · 2025ULT FIELD 3
8.4Score
2 advantages≈ $110
Higher score
4.0Sound6.0
6.8Battery8.1
9.4Build & features5.5
Dimensions

Size comparison

CMF Speaker MULT FIELD 3
85 × 22054256 × 11379
CMF Speaker MULT FIELD 3Difference
Height220 mm113 mm+107 mm
Width85 mm256 mm−171 mm
Depth54 mm79 mm−25 mm
Weight602 g1,200 g−598 g

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

Why is CMF Speaker M better than ULT FIELD 3?

  1. Weight602 g vs 1,200 g+99%
  2. Output power35 W vs 30 W+17%
  3. Bluetooth version6 vs 5.2+15%
  4. Water resistance (IPx)IPx8 vs IPx7+14%

Why is ULT FIELD 3 better than CMF Speaker M?

  1. Battery life18 h vs 24 h+33%
  2. Lowest frequency60 Hz vs 20 Hz3×
Specifications

Side by side

Sony ULT FIELD 3Sony ULT FIELD 3≈ $1108.4
Sound
Output power35 W30 W
Speaker channels1.0—
Channel count1—
Lowest frequency60 Hz20 Hz
Highest frequency20,000 Hz20,000 Hz
Adjustable equaliserYes—
StereoNo—
Battery & charging
Battery life18 h24 h
Battery capacity4,900 mAh—
Charging time3 h—
Quick charge (claimed)10 min → 1 h—
Fast charging supportYes—
Power bank function—Yes
Mains poweredNoNo
Battery powered (portable)YesYes
Connectivity
WirelessYesYes
Bluetooth version65.2
Bluetooth codecsLC3, AAC, SBCAAC, SBC
Hi-res codec (LDAC / aptX HD / LHDC)NoNo
aptXNoNo
LDACNoNo
Multipoint (two devices)Yes—
LE AudioYes—
AuracastYes—
NFC pairingYes—
USB-CYesYes
USB audioYes—
Smart & streaming
Companion appYes—
Design & build
Weight602 g1,200 g
Width85 mm256 mm
Height220 mm113 mm
Depth54 mm79 mm
Protection ratingIP68IP67
Water resistance (IPx)IPx8IPx7
Dust protection (IP)66
Features
Hands-free calls—Yes
Party / stereo pairingYesYes
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