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  3. RS 275 vs VMK25.2

Sennheiser RS 275 vs Valco VMK25.2

What RS 275 does better (3) and where VMK25.2 wins (2) — every spec side by side.

Sennheiser RS 275
Sennheiser · 2026RS 275
4.7Score
3 advantages≈ $210
vs
Valco VMK25.2
Valco · 2026VMK25.2
9.6Score
2 advantages≈ $210
Higher score
3.8Noise control & calls9.2
6.5Battery9.3

Why is RS 275 better than VMK25.2?

  1. Weight195 g vs 300 g+54%
  2. Lowest frequency6 Hz vs 20 Hz3.3×
  3. Charging time2 h vs 2.5 h+25%

Why is VMK25.2 better than RS 275?

  1. Active noise cancellingNo · RS 275: Yes
  2. Battery life50 h vs 95 h+90%
Specifications

Side by side

Valco VMK25.2Valco VMK25.2≈ $2109.6
Sound
FitOn-earOver-ear
Ear cup designClosed-backClosed-back
Driver typeDynamicDynamic
Driver size—45 mm
Lowest frequency6 Hz20 Hz
Highest frequency20,000 Hz20,000 Hz
Impedance—32 Ω
Sensitivity106 dB—
Spatial / 3D audioYes—
Hi-Res AudioYes—
Noise control
Active noise cancellingNoYes
Battery & charging
Battery life50 h95 h
Battery life with ANC—55 h
Charging time2 h2.5 h
Connectivity
WirelessYesYes
Bluetooth version5.45.4
Bluetooth codecsaptX Adaptive, AAC—
Hi-res codec (LDAC / aptX HD / LHDC)Yes—
aptXYes—
LDACNo—
LE AudioYes—
AuracastYes—
USB-CYesYes
3.5 mm jack / AUX—Yes
Design & build
Weight195 g300 g
FoldableYes—
ColoursBlackBlack
Features
Hands-free callsYesYes
To compare: 0up to 4 models
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