How we scoreBlogAdvertise
Amidioheadphones · speakers · earbuds
  1. Amidio
  2. Compare
  3. L/R M vs Bromley 450

Cambridge Audio L/R M vs Marshall Bromley 450

What L/R M does better (2) and where Bromley 450 wins (1) — every spec side by side.

Cambridge Audio L/R M
Cambridge Audio · 2026L/R M
2 advantages≈ $1,500
vs
Marshall Bromley 450
Marshall · 2026Bromley 450
7.4Score
1 advantage≈ $800
Higher score
8.8Sound9.2

Why is L/R M better than Bromley 450?

  1. Weight6,200 g vs 12,320 g+99%
  2. Highest frequency24,000 Hz vs 20,000 Hz+20%

Why is Bromley 450 better than L/R M?

  1. Output power150 W vs 400 W2.7×
Specifications

Side by side

Sound
Driver type—Dynamic
Driver size—165.1 mm
Number of drivers—4
Output power150 W400 W
Speaker channels2.0Stereo
Channel count2—
Lowest frequency40 Hz40 Hz
Highest frequency24,000 Hz20,000 Hz
Adjustable equaliserYesYes
StereoYesYes
Battery & charging
Battery life—40 h
Charging time—3.5 h
Fast charging support—Yes
Power bank function—Yes
Mains poweredYes—
Battery powered (portable)NoYes
Connectivity
WirelessYesYes
Bluetooth version—5.3
Bluetooth codecsAAC, SBCLC3, AAC, SBC
Hi-res codec (LDAC / aptX HD / LHDC)NoNo
aptXNoNo
LDACNoNo
Multipoint (two devices)—Yes
LE Audio—Yes
Auracast—Yes
USB-C—Yes
3.5 mm jack / AUXYesYes
HDMI eARC / ARCYes—
Optical inputYes—
Smart & streaming
AirPlayYes—
Design & build
Weight6,200 g12,320 g
Width158 mm—
Height263 mm—
Depth190 mm—
Protection rating—IP55
Water resistance (IPx)—IPx5
Dust protection (IP)—5
Features
Light effects—Yes
Remote controlYes—
To compare: 0up to 4 models
Compare