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  3. Bromley 450 vs Mix

Marshall Bromley 450 vs Soundboks Mix

What Bromley 450 does better (1) and where Mix wins (1) — every spec side by side.

Marshall Bromley 450
Marshall · 2026Bromley 450
7.4Score
1 advantage≈ $800
vs
Soundboks Mix
Soundboks · 2026Mix
9.6Score
1 advantage≈ $750
Higher score
9.2Sound7.7
8.4Battery9.7

Why is Bromley 450 better than Mix?

  1. Output power400 W vs 72 W5.6×

Why is Mix better than Bromley 450?

  1. Charging time3.5 h vs 2 h+75%
Specifications

Side by side

Soundboks MixSoundboks Mix≈ $7509.6
Sound
Driver typeDynamic—
Driver size165.1 mm—
Number of drivers4—
Output power400 W72 W
Speaker channelsStereo—
Lowest frequency40 Hz40 Hz
Highest frequency20,000 Hz20,000 Hz
Adjustable equaliserYes—
StereoYes—
Battery & charging
Battery life40 h40 h
Battery capacity—7,800 mAh
Charging time3.5 h2 h
Fast charging supportYes—
Power bank functionYes—
Mains powered—No
Battery powered (portable)YesYes
Connectivity
WirelessYesYes
Bluetooth version5.3—
Bluetooth codecsLC3, AAC, SBCSBC
Hi-res codec (LDAC / aptX HD / LHDC)NoNo
aptXNoNo
LDACNoNo
Multipoint (two devices)Yes—
LE AudioYes—
AuracastYes—
USB-CYes—
3.5 mm jack / AUXYes—
Design & build
Weight12,320 g—
Protection ratingIP55—
Water resistance (IPx)IPx5—
Dust protection (IP)5—
Colours—Black
Features
Light effectsYes—
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