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Product comparison · 2 audio amplifiers

Biamp Devio DPA-450BP vs Yamaha A-S701 Black

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  • 12specifications compared
  • 10differ
  • 2identical
  • 51known for one product only

Key differences

  • Audio output channels
    • 4.0 channels
    • 2.1 channels
  • Peak power per channel
    • 3 W
    • 160 W
  • RMS power output per channel (8 Ohm)
    • 3 W
    • 100 W
  • Speakers connectivity type
    • RJ-45
    • Binding post
  • AC (power) in
    • No
    • Yes
  • Ethernet LAN (RJ-45) ports
    • 4
    • 0
  • Power source type
    • PoE
    • AC
  • Power consumption (typical)
    • 3 W
    • 270 W

Side by side

Differences highlightedShow differences only
63 specifications
A

Biamp

Devio DPA-450BPView product
B

Yamaha

A-S701 Black

Model A-S701

View product
Audio3 differ
Audio output channelsDiffers4.0 channels2.1 channels
Peak power per channelDiffers3 W160 W
Total Harmonic Distortion (THD)Known for one0.019%
Signal-to-Noise Ratio (SNR)Known for one104 dB
Damping factorKnown for one240
RMS power output per channel (8 Ohm)Differs3 W100 W
Input sensitivityKnown for one200 mV
Output levelKnown for one3500 mV
Input impedanceKnown for one47000 Ω
Output impedanceKnown for one1200 Ω
Frequency rangeKnown for one10 - 50000 Hz
RMS power output per channel (4 Ohm)Known for one3 W
Bridge-mode power output per channel (8 Ohm)Known for one15 W
RMS rated powerKnown for one3 W
Ports & interfaces3 differ
Speakers connectivity typeDiffersRJ-45Binding post
USB 2.0 ports quantityKnown for one0
Audio (L/R) inKnown for one8
Audio (L/R) outKnown for one2
DC-in jackKnown for oneYes
Binding post ports quantityKnown for one8
AC (power) inDiffersNoYes
CD audio in (L,R)Known for oneYes
Digital audio coaxial inKnown for one1
Digital audio coaxial outKnown for one1
Digital audio optical inKnown for one1
Digital audio optical outKnown for one1
Ethernet LAN (RJ-45) portsDiffers40
Line inputs (RCA)Known for one16
Microphone inKnown for oneYes
Phono audio in (L,R)Known for oneYes
Speaker selectorKnown for oneA / B / A+B
Subwoofer outKnown for one1
Tuner audio in (L,R)Known for oneYes
Technical detailsidentical
PurposeKnown for oneHome
Connectivity technologyWiredWired
Product colourBlackBlack
Wi-FiKnown for oneNo
BluetoothKnown for oneNo
Bluetooth versionKnown for oneNot applicable
AirPlayKnown for oneNo
Volume controlKnown for oneRotary
Bass adjustmentKnown for oneYes
Treble adjustmentKnown for oneYes
Ethernet LANKnown for oneNo
HDMIKnown for oneNo
On/off switchKnown for oneYes
Source Direct functionKnown for oneYes
Turntable connectivityKnown for oneYes
Channels quantityKnown for one4 channels
Displayidentical
Built-in displayKnown for oneYes
Power3 differ
Power source typeDiffersPoEAC
AC input voltageKnown for one230 V
AC input frequencyKnown for one50 Hz
Power consumption (typical)Differs3 W270 W
Power consumption (standby)Known for one0.5 W
Power consumption (max)Differs30 W580 W
Weight & dimensionsidentical
WidthKnown for one435 mm
DepthKnown for one387 mm
HeightKnown for one151 mm
WeightKnown for one11.2 kg
Indication1 differ
LED indicatorsDiffersAlarmYes
Packaging contentidentical
Remote control includedKnown for oneYes
ManualKnown for oneYes

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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