Hydrogenaudio Listening Tests: Difference between revisions
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! Date !! Title<br>Samples !! Performed by !! Type !! Codecs !! Links | ! Date !! Title<br>Samples !! Performed by !! Type !! Codecs !! Links | ||
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! align="left" | 2004- | ! align="left" | 2004-12-09 || Ahead vs Apple 128-kbps<br>Classical || Guruboolez || Private | ||
| iTunes 4.1.052, iTunes 4.7.042, Nero 2.5.9.7<br>Nero 2.9.998 CBR, Nero 2.9.998 VBR || [http://www.hydrogenaudio.org/forums/index.php?showtopic=29924&view=findpost&p=258644 HA Thread] | | iTunes 4.1.052, iTunes 4.7.042, Nero 2.5.9.7<br>Nero 2.9.998 CBR, Nero 2.9.998 VBR || [http://www.hydrogenaudio.org/forums/index.php?showtopic=29924&view=findpost&p=258644 HA Thread] | ||
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! Date !! Title<br>Samples !! Performed by !! Type !! Codecs !! Links | ! Date !! Title<br>Samples !! Performed by !! Type !! Codecs !! Links | ||
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! align="left" | 2004-11-15 || 130-kbps LAME<br>rjamorim || Guruboolez || Private | ! align="left" | 2004-11-15 || 130-kbps LAME<br>rjamorim || Guruboolez || Private | ||
| [[LAME]] 3.90.3 ABR, 3.96.1 ABR, 3.96.1 VBR || [http://www.hydrogenaudio.org/forums/index.php?showtopic= | | [[LAME]] 3.90.3 ABR, 3.96.1 ABR, 3.96.1 VBR || [http://www.hydrogenaudio.org/forums/index.php?showtopic=29422&view=findpost&p=253968 HA Thread] | ||
|- | |- | ||
! align="left" | 2005-01-11 || 128-kbps LAME<br>ff123 || Guruboolez || Private | ! align="left" | 2005-01-11 || 128-kbps LAME<br>ff123 || Guruboolez || Private | ||
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! Date !! Title<br>Samples !! Performed by !! Type !! Codecs !! Links | ! Date !! Title<br>Samples !! Performed by !! Type !! Codecs !! Links | ||
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! Date !! Title<br>Samples !! Performed by !! Type !! Codecs !! Links | ! Date !! Title<br>Samples !! Performed by !! Type !! Codecs !! Links | ||
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! align="left" | 2003-06-18 || 128-kbps<br>ff123/rjamorim || Guruboolez || Private | ! align="left" | 2003-06-18 || 128-kbps<br>ff123/rjamorim || Guruboolez || Private | ||
| | | GT2 & PCVS || [http://www.hydrogenaudio.org/forums/index.php?showtopic=10555&view=findpost&p=106189 HA Thread] | ||
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! align="left" | 2004-06-17 || 160-kbps<br>Special || Guruboolez || Private | ! align="left" | 2004-06-17 || 160-kbps<br>Special || Guruboolez || Private | ||
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! Date !! Title<br>Samples !! Performed by !! Type !! Codecs !! Links | ! Date !! Title<br>Samples !! Performed by !! Type !! Codecs !! Links | ||
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! Date !! Title<br>Samples !! Performed by !! Type !! Codecs !! Links | ! Date !! Title<br>Samples !! Performed by !! Type !! Codecs !! Links | ||
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! align="left" | 2003-10-11 || 130-kbps<br>Classical || Guruboolez || Private | ! align="left" | 2003-10-11 || 130-kbps<br>Classical (Baroque) || Guruboolez || Private | ||
| [[AAC]] (FAAC, PsyTel, Nero, QuickTime)<br>[[MP3]] [[LAME]], [[MPC]], [[Vorbis]] | | [[AAC]] (FAAC, PsyTel, Nero, QuickTime)<br>[[MP3]] [[LAME]] 3.90.3, [[MPC]] 1.14, [[Vorbis]] GT3b1, [[WMA]]9 Pro || [http://www.hydrogenaudio.org/forums/index.php?showtopic=14091&view=findpost&p=142684 HA Thread] | ||
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! align="left" | 2003-12-13 || 128-kbps<br>Classical || Guruboolez || Private | ! align="left" | 2003-12-13 || 128-kbps<br>Classical || Guruboolez || Private | ||
| [[AAC]] ( | | [[AAC]] (iTunes, Nero, FAAC), <br>[[Vorbis]] 1.01, [[WMA]]9, [[MP3]] [[LAME]] 3.93.1 || [http://www.hydrogenaudio.org/forums/index.php?showtopic=16395&view=findpost&p=163116 HA Thread] | ||
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! align="left" | 2004-07-12 || 175-kbps<br>Classical || Guruboolez || Private | ! align="left" | 2004-07-12 || 175-kbps<br>Classical || Guruboolez || Private | ||
| [[Vorbis]] Megamix -q5,50, -q5,99 -q6,00<br>[[MP3]] [[LAME]] 3.97a3 -V3, -V2, [[MPC]] -q5 || | | [[Vorbis]] Megamix -q5,50, -q5,99 -q6,00<br>[[MP3]] [[LAME]] 3.97a3 -V3, -V2, [[MPC]] -q5 || | ||
[http://www.hydrogenaudio.org/forums/index.php?showtopic= | [http://www.hydrogenaudio.org/forums/index.php?showtopic=23355&view=findpost&p=225046 HA Thread] | ||
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! align="left" | 2004-12-09 || 130-kbps<br>Classical || Guruboolez || Private | ! align="left" | 2004-12-09 || 130-kbps<br>Classical || Guruboolez || Private | ||
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[http://www.hydrogenaudio.org/forums/index.php?showtopic=32080&view=findpost&p=279240 HA Thread] | [http://www.hydrogenaudio.org/forums/index.php?showtopic=32080&view=findpost&p=279240 HA Thread] | ||
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! align="left" | 2005-03-17 || 256-kbps | ! align="left" | 2005-03-17 || 256-kbps Transcode from MP3<br>subset of ff123 || Guruboolez || Private | ||
| [[AAC]] iTunes 4.7, [[MP3]] [[LAME]] 3.97a8<br>[[MPC]] 1.15u, [[Vorbis]] aoTuVb3, [[WavPack]] 4.2b3 Lossy || | | [[AAC]] iTunes 4.7, [[MP3]] [[LAME]] 3.97a8<br>[[MPC]] 1.15u, [[Vorbis]] aoTuVb3, [[WavPack]] 4.2b3 Lossy || | ||
[http://www.hydrogenaudio.org/forums/index.php?showtopic=32440&view=findpost&p=282909 HA Thread] | [http://www.hydrogenaudio.org/forums/index.php?showtopic=32440&view=findpost&p=282909 HA Thread] |
Revision as of 18:10, 26 January 2006
From time to time, HydrogenAudio members conducted listening tests, either public ones or private ones. These listening test should be valuable in gauging the performance of various digital audio techniques, e.g. compression, transcoding, etc., on a certain point in time.
It should be noted that these tests may become obsoleted by newer enhancements in the techniques. So please ensure that there's no newer tests before drawing conclusions.
This page contains links to Listening Tests carried out by various members of HydrogenAudio.
Format-specific Tests
AAC
Date | Title Samples |
Performed by | Type | Codecs | Links |
---|---|---|---|---|---|
2004-12-09 | Ahead vs Apple 128-kbps Classical |
Guruboolez | Private | iTunes 4.1.052, iTunes 4.7.042, Nero 2.5.9.7 Nero 2.9.998 CBR, Nero 2.9.998 VBR |
HA Thread |
2005-09-05 | 48- & 64-kbps HE-AAC Classical |
Guruboolez | Private | CT aacPlus v.2 48- & 64-kbps Helix 11.0.0.1897, Nero 3.2.0.20 VBR |
HA Thread |
MP3
Date | Title Samples |
Performed by | Type | Codecs | Links |
---|---|---|---|---|---|
2004-01-18 | Dithering Test (1) Special |
Guruboolez | Private | MP3 Decoders: MAD, LAME, Fraunhofer, foobar2000 |
HA Thread |
2004-11-15 | 130-kbps LAME rjamorim |
Guruboolez | Private | LAME 3.90.3 ABR, 3.96.1 ABR, 3.96.1 VBR | HA Thread |
2005-01-11 | 128-kbps LAME ff123 |
Guruboolez | Private | LAME 3.90.3, 3.96.1, 3.97a5 | HA Thread |
2005-10-17 | -V5 Classical |
Guruboolez | Private | LAME 3.98: -V5, with --vbr-new, add --athaa-sensitivity 1 |
HA Thread |
Notes: (1) Performed under extreme listening conditions not reproducible on daily listening.
MPC
Date | Title Samples |
Performed by | Type | Codecs | Links |
---|---|---|---|---|---|
2005-06-18 | --standard Classical |
Guruboolez | Private | 1.01j, 1.15u | HA Thread |
Vorbis
Date | Title Samples |
Performed by | Type | Codecs | Links |
---|---|---|---|---|---|
2003-06-18 | 128-kbps ff123/rjamorim |
Guruboolez | Private | GT2 & PCVS | HA Thread |
2004-06-17 | 160-kbps Special |
Guruboolez | Private | CVS, GT3b2, aoTuVb2, aoTuVb2+QK | HA Thread |
2004-02-05 | -q4 Transients |
Guruboolez | Private | RC3 2002-03, RC3 2002-04, 1.01, 1.01 QK2 | HA Thread |
WMA
Date | Title Samples |
Performed by | Type | Codecs | Links |
---|---|---|---|---|---|
2003-06-18 | 128-kbps ff123/rjamorim |
Guruboolez | Private | WMA9 Standard & Pro | HA Thread |
Multiformat Tests
Date | Title Samples |
Performed by | Type | Codecs | Links |
---|---|---|---|---|---|
2003-10-11 | 130-kbps Classical (Baroque) |
Guruboolez | Private | AAC (FAAC, PsyTel, Nero, QuickTime) MP3 LAME 3.90.3, MPC 1.14, Vorbis GT3b1, WMA9 Pro |
HA Thread |
2003-12-13 | 128-kbps Classical |
Guruboolez | Private | AAC (iTunes, Nero, FAAC), Vorbis 1.01, WMA9, MP3 LAME 3.93.1 |
HA Thread |
2004-07-12 | 175-kbps Classical |
Guruboolez | Private | Vorbis Megamix -q5,50, -q5,99 -q6,00 MP3 LAME 3.97a3 -V3, -V2, MPC -q5 |
|
2004-12-09 | 130-kbps Classical |
Guruboolez | Private | AAC Nero 2.9.9.998 Vorbis aoTuVb3 |
|
2005-03-05 | 140-kbps VBR Classical |
Guruboolez | Private | AAC Nero 3.0.0.4, Vorbis 1.1, QK28 | |
2005-03-17 | 256-kbps Transcode from MP3 subset of ff123 |
Guruboolez | Private | AAC iTunes 4.7, MP3 LAME 3.97a8 MPC 1.15u, Vorbis aoTuVb3, WavPack 4.2b3 Lossy |
|
2005-07-11 | 80-kbps Various |
Guruboolez | Private | LAME MP3, AAC-HE and -LC, Vorbis aoTuV, WMA Std |
HA Thread |
2005-08-22 | 180-kbps Classical |
Guruboolez | Private | AAC, MP3, MPC, Vorbis aoTuVb4 | HA Thread |
2006-01-13 | 128-kbps General |
Sebastian Mares | Public | iTunes & Nero AAC, LAME MP3, Vorbis aoTuV, WMA Pro |
HA Thread Complete Results |
External Tests
Other people also held listening tests outside of Hydrogenaudio (although the organizer of the tests are usually HA members :)
So, check out the following sites: