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Read MoreYamaha A-S501 vs Onkyo A-9150 review
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What are the main differences between the Yamaha A-S501 vs Onkyo A-9150 and which integrated amp is better? Based on our rating, A-S501 has a total rating of 8.7 out of 10 vs 8 out of 10 for A-9150.
Advantages Yamaha A-S501 over Onkyo A-9150
- Better Total Harmonic Distortion (THD) in stereo: 0.01% vs 0.08%
- Can be pure amplifier without any sound processing with Pure direct mode
- Subwoofer output lets you connect an optional powered sub
- USB port
Advantages Onkyo A-9150 over Yamaha A-S501
- Supporting speakers impedances: 8, 4Ohm vs only 8,6Ohm
- Better signal-to-noise ratio: 107dB vs 99dB
Common strengths
- Have speaker A/B switching
- Bass control available
- Treble control available
- Balance control available
- Optical digital inputs
- Coaxial digital inputs
- Moving Magnet (MM) Phono stage
Yamaha A-S501 vs Onkyo A-9150
Yamaha and Onkyo
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Common
Product
Yamaha A-S501
Onkyo A-9150
Model
A-S501
A-9150
Brand
Yamaha
Onkyo
Reviews
378
34
Amplifier
Channels
2
2
Power output (RMS), W/Ohm
170/8, 200/6
60/8, 120/4
Power output per channel, W/Ohm
85/8, 100/6
30/8, 60/4
Output Impedance, Ohm
8,6
8, 4
Frequency response
10Hz-100KHz
10Hz-100KHz
THD in stereo, %
0.01
0.08
Signal-to-noise ratio, dB
99
107
Audio features
Digital to analog converter (DAC)
Ak4452 768 KHz/32-bit
Speaker A/B switching
Pure direct mode
Connectivity
Wi-Fi
Bluetooth
Ethernet (RJ45)
Control
Bass
Treble
Balance
Remote control
Extensive connection
Optical digital input/output
1/0
2/0
Coaxial digital input/output
1/0
2/0
Phono (MM) input
1
1
Subwoofer output
1
0
Headphone outputs
1
1
USB
1
0
Preamplifier outputs (pair)
0
1
Main inputs (pair)
0
1
Line level inputs (pair)
8
6
XLR inputs (pair)
0
0
Record outputs (pair)
2
0
DC trigger output (12V)
0
0
Remote control input/output (IR)
0/0
1/0
RS-232
0
0
Additional features
Auto power off
Built-in display
Power
Power consumption, W
240
160
Power consumption standby, W
0.5
0.2
Dimensions
Size W x H x D, cm/inches
43.5 x 15 x 38.7/17.1 x 6 x 15.2
43.5 x 13.9 x 33.1/17.1 x 5.4 x 13
Weight, kg/lbs
10.3/22.7
11.5/20.3
Other
Release year
2014
2017
Integrated amplifiers CHooseratoR comparison rating
- 8.7Yamaha A-S501
- 8Onkyo A-9150
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