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  3. ULT FIELD 3 vs ULT Field 7

Sony ULT FIELD 3 vs Sony ULT Field 7

What ULT FIELD 3 does better (1) and where ULT Field 7 wins (3) — every spec side by side.

Sony ULT FIELD 3
Sony · 2025ULT FIELD 3
8.2Score
1 advantage≈ $110
Higher score
vs
Sony ULT Field 7
Sony · 2024ULT Field 7
3 advantages≈ $270
7.9Battery9.4
Dimensions

Size comparison

ULT FIELD 3ULT Field 7
256 × 11379512 × 224222
ULT FIELD 3ULT Field 7Difference
Height113 mm224 mm−111 mm
Width256 mm512 mm−256 mm
Depth79 mm222 mm−143 mm
Weight1,200 g6,300 g−5,100 g

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

Why is ULT FIELD 3 better than ULT Field 7?

  1. Weight1,200 g vs 6,300 g5.2×

Why is ULT Field 7 better than ULT FIELD 3?

  1. Battery life24 h vs 30 h+25%
  2. Hi-res codec (LDAC / aptX HD / LHDC)No · ULT FIELD 3: Yes
  3. LDACNo · ULT FIELD 3: Yes
Specifications

Side by side

Sony ULT FIELD 3Sony ULT FIELD 3≈ $1108.2
Sound
Output power30 W—
Lowest frequency20 Hz20 Hz
Highest frequency20,000 Hz20,000 Hz
Adjustable equaliser—Yes
Battery & charging
Battery life24 h30 h
Power bank functionYesYes
Mains poweredNoYes
Battery powered (portable)YesYes
Connectivity
WirelessYesYes
Bluetooth version5.25.2
Bluetooth codecsAAC, SBCLDAC, AAC, SBC
Hi-res codec (LDAC / aptX HD / LHDC)NoYes
aptXNoNo
LDACNoYes
USB-CYes—
Design & build
Weight1,200 g6,300 g
Width256 mm512 mm
Height113 mm224 mm
Depth79 mm222 mm
Protection ratingIP67—
Water resistance (IPx)IPx7—
Dust protection (IP)6—
Colours—Black
Features
Hands-free callsYes—
Party / stereo pairingYes—
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