Yamaha A-S2200 VS Accuphase E-280 integrated amplifier who's the WINNER technical data 

ACCUPHASE E-280
YAMAHA A-S2200
TOTAL POWER CONSUMPTION
A 249 Watts
Y 350 Watts other, 250W Asia
CONTINUOUS POWER OUTPUT
A 90W into 8 Ω, 120W 4 Ω
Y 90W into 8 Ω, 150W 4 Ω
POWER CONSUMPTION IDLE
A 52 Watts
Y 67 Watts
DAMPING FACTOR
A 500
Y 250
COLOR
A Gold
Y Silver/ Black
WEIGHT
A 20.4kg
B 22.7kg
DIMENSIONS
A 465x151x420mm
Y 435x140x418mm
CAPACITORS
A 30000 µF/71V X 2 pcs total
Y 22000 µF/63V X 4 pcs total
OUTPUT TRANSISTORS
A 2 Pairs per channel
Y 4 Pairs per channel MLE20
THD
A 0.05% 20 - 20kHz
Y 0.035 %50 W/8Ω
S/N RATIO
A 122 dB main in
Y 114 dB bal. in
TONE CONTROL CHARACTERISTICS
A Bass 20Hz ±10 dB
Treble 20kHz ±10dB
Y Bass 20Hz ±9 dB
Treble 20kHz ±9 dB
FREQUENCY RESPONSE
A 20Hz-20kHz +0 / −0.2 dB main in
Y 20Hz-20kHz +0 / −0.3 dB general
PRICE
A JP¥396.000 / $2.680,03 in Japan
Y JP¥418.000 / $ 2.774,78
OUTPUT CONNECTION
A MOSFET
H Relay
RECORDER PORT and BUTTON
A YES
Y NO
INTERMODULATION DISTORTION
A 0.01%
H 0.01% 19kHz + 20kHz
DAC Input
A YES
Y NO
MONO BUTTON
A YES
Y NO
COMPENSATE BUTTON
A YES
Y NO
AUDIO MUTE BUTTON
Pressing this button will reduce the current volume level by approximately 20dB. The indicator will light up.
Press again to return audio output to previous volume level. The LED indicator will turn off.
A NO
Y YES