5 prompt(s) · one section per prompt · all models ranked by warm TTFA (fastest first) within each
Each prompt section shows every model's audio output, ordered by warm TTFA (fastest first). Click any audio player to hear that model's rendering.
Prompt 1
[en]"Open the browser and read my email."
Rank
Model
Device
TTFA warm
Audio
1
sanoTTS Heart-Nano
cpu
25ms
2
Vaniq-Edge
cuda
31ms
3
Kokoro
cuda
47ms
4
Piper
cpu
47ms
5
Pocket-TTS
cpu
62ms
6
MeloTTS
cuda
75ms
7
SupraTTS 0.1 Beta
cuda
80ms
8
Vaniq-Edge
cpu
82ms
9
LFM2.5-Audio 1.5B
cuda
89ms
10
Sopro V2 Turbo (streaming)
cuda
107ms
11
Inflect-Micro v2
cuda
127ms
12
Inflect-Nano v2
cuda
128ms
13
sanoTTS Amy
cpu
161ms
14
Sopro V2 Turbo
cuda
162ms
15
StyleTTS 2
cuda
175ms
16
LFM2.5-Audio 1.5B
cpu
189ms
17
Inflect-Micro v2
cpu
200ms
18
Audio8 TTS 0.6B (compiled)
cuda
207ms
19
Kokoro
cpu
226ms
20
SupraTTS 0.1 Beta
cpu
232ms
21
Inflect-Nano v2
cpu
237ms
22
NeuTTS Nano
cuda
270ms
23
NeuTTS Nano
cpu
303ms
24
OpenVoice v2
cuda
304ms
25
MeloTTS
cpu
345ms
26
NeuTTS Air
cuda
411ms
27
Supertonic 3
cpu
438ms
28
NeuTTS Air
cpu
463ms
29
KittenTTS Nano 0.1
cpu
504ms
30
Sopro V2 Turbo (streaming)
cpu
507ms
31
AuK-Flash
cuda
514ms
32
Scylla's Band
cpu
535ms
33
Qwen3-TTS 1.7B (CUDA-graph)
cuda
557ms
34
Soprano 1.1 80M
cuda
557ms
35
OpenVoice v2
cpu
595ms
36
Coqui XTTS-v2
cuda
614ms
37
Soprano 1.1 80M
cpu
661ms
38
StyleTTS 2
cpu
688ms
39
Chatterbox Turbo
cuda
725ms
40
F5-TTS v1
cuda
778ms
41
OmniVoice
cuda
887ms
42
ZipVoice 123M
cuda
1.20s
43
Chatterbox
cuda
1.22s
44
LongCat-AudioDiT 1B
cuda
1.24s
45
Sopro V2 Turbo
cpu
1.25s
46
FireRedTTS3
cuda
1.29s
47
VibeVoice Realtime 0.5B
cuda
1.35s
48
Magpie-TTS
cuda
1.61s
49
LongCat-AudioDiT 3.5B
cuda
1.76s
50
VibeVoice 1.5B
cuda
1.85s
51
Echo-TTS
cuda
2.11s
52
VoxCPM2 2B
cuda
2.48s
53
MOSS-TTS-Nano
cuda
2.57s
54
Parler-TTS Mini v1
cuda
2.58s
55
MOSS-TTS v1.0
cuda
2.72s
56
IndexTTS-2
cuda
2.74s
57
Coqui XTTS-v2
cpu
2.75s
58
Qwen3-TTS 1.7B Base
cuda
2.78s
59
MOSS-TTS-Nano
cpu
2.99s
60
DramaBox
cuda
2.99s
61
Fish Speech 1.5
cuda
3.06s
62
AuK
cuda
3.36s
63
Zonos v0.1
cuda
3.50s
64
Chatterbox Turbo
cpu
3.62s
65
Sesame CSM-1B
cuda
3.73s
66
Audio8 TTS Preview 0.6B
cuda
3.96s
67
VibeVoice Realtime 0.5B
cpu
4.74s
68
Maya1
cuda
4.75s
69
Dia 1.6B-0626
cuda
4.75s
70
Audio8 TTS Preview 0.1B
cuda
4.87s
71
Qwen3-TTS 0.6B CustomVoice
cuda
4.94s
72
Chatterbox
cpu
5.32s
73
Miso TTS 8B
cuda
5.48s
74
MOSS-TTS v1.5
cuda
5.62s
75
Magpie-TTS
cpu
7.12s
76
OmniVoice
cpu
7.50s
77
VibeVoice 7B
cuda
7.64s
78
VoxCPM2 2B
cpu
8.44s
79
OuteTTS 1.0 1B
cuda
10.20s
80
ZipVoice 123M
cpu
10.63s
81
Qwen3-TTS 1.7B Base
cpu
11.69s
82
Qwen3-TTS 0.6B CustomVoice
cpu
13.53s
83
Audio8 TTS Preview 0.6B
cpu
13.96s
84
Audio8 TTS Preview 0.1B
cpu
14.47s
85
Fish Speech 1.5
cpu
15.07s
86
Parler-TTS Mini v1
cpu
16.48s
87
Mars5-TTS
cuda
19.75s
88
Zonos v0.1
cpu
19.96s
89
VibeVoice 1.5B
cpu
20.22s
90
Sesame CSM-1B
cpu
20.89s
91
IndexTTS-2
cpu
39.34s
92
F5-TTS v1
cpu
45.35s
93
Maya1
cpu
49.55s
Prompt 2
[en]"I'll start a new git branch, push the changes, and open a pull request when the tests pass."
Rank
Model
Device
TTFA warm
Audio
1
Vaniq-Edge
cuda
27ms
2
Kokoro
cuda
59ms
3
sanoTTS Heart-Nano
cpu
64ms
4
Piper
cpu
89ms
5
Pocket-TTS
cpu
90ms
6
LFM2.5-Audio 1.5B
cuda
103ms
7
Sopro V2 Turbo (streaming)
cuda
107ms
8
MeloTTS
cuda
107ms
9
Inflect-Nano v2
cuda
117ms
10
Inflect-Micro v2
cuda
124ms
11
Vaniq-Edge
cpu
170ms
12
StyleTTS 2
cuda
188ms
13
LFM2.5-Audio 1.5B
cpu
231ms
14
Inflect-Nano v2
cpu
247ms
15
NeuTTS Nano
cuda
268ms
16
SupraTTS 0.1 Beta
cuda
277ms
17
Sopro V2 Turbo
cuda
311ms
18
NeuTTS Nano
cpu
317ms
19
OpenVoice v2
cuda
353ms
20
Inflect-Micro v2
cpu
361ms
21
sanoTTS Amy
cpu
372ms
22
Kokoro
cpu
380ms
23
NeuTTS Air
cuda
420ms
24
Audio8 TTS 0.6B (compiled)
cuda
434ms
25
AuK-Flash
cuda
482ms
26
NeuTTS Air
cpu
506ms
27
Sopro V2 Turbo (streaming)
cpu
518ms
28
Scylla's Band
cpu
556ms
29
Supertonic 3
cpu
586ms
30
MeloTTS
cpu
656ms
31
SupraTTS 0.1 Beta
cpu
679ms
32
F5-TTS v1
cuda
735ms
33
OmniVoice
cuda
773ms
34
KittenTTS Nano 0.1
cpu
843ms
35
LongCat-AudioDiT 1B
cuda
971ms
36
Coqui XTTS-v2
cuda
1.15s
37
OpenVoice v2
cpu
1.18s
38
Qwen3-TTS 1.7B (CUDA-graph)
cuda
1.30s
39
Chatterbox Turbo
cuda
1.30s
40
Soprano 1.1 80M
cuda
1.33s
41
StyleTTS 2
cpu
1.39s
42
Soprano 1.1 80M
cpu
1.43s
43
LongCat-AudioDiT 3.5B
cuda
1.49s
44
Sopro V2 Turbo
cpu
2.19s
45
Echo-TTS
cuda
2.20s
46
Chatterbox
cuda
2.24s
47
VibeVoice Realtime 0.5B
cuda
2.64s
48
DramaBox
cuda
3.42s
49
Magpie-TTS
cuda
3.45s
50
VibeVoice 1.5B
cuda
3.47s
51
VoxCPM2 2B
cuda
3.59s
52
AuK
cuda
3.61s
53
VibeVoice 7B
cuda
3.78s
54
MOSS-TTS v1.0
cuda
3.94s
55
IndexTTS-2
cuda
4.16s
56
MOSS-TTS-Nano
cpu
4.47s
57
MOSS-TTS-Nano
cuda
5.23s
58
MOSS-TTS v1.5
cuda
5.89s
59
Parler-TTS Mini v1
cuda
6.04s
60
FireRedTTS3
cuda
6.41s
61
Qwen3-TTS 1.7B Base
cuda
6.47s
62
Coqui XTTS-v2
cpu
6.65s
63
Fish Speech 1.5
cuda
7.07s
64
Zonos v0.1
cuda
7.78s
65
Chatterbox Turbo
cpu
8.06s
66
Audio8 TTS Preview 0.6B
cuda
8.70s
67
VibeVoice Realtime 0.5B
cpu
9.36s
68
Qwen3-TTS 0.6B CustomVoice
cuda
10.10s
69
Chatterbox
cpu
10.32s
70
Sesame CSM-1B
cuda
10.43s
71
Maya1
cuda
10.54s
72
VoxCPM2 2B
cpu
11.56s
73
OmniVoice
cpu
13.09s
74
Audio8 TTS Preview 0.1B
cuda
14.39s
75
OuteTTS 1.0 1B
cuda
20.98s
76
Magpie-TTS
cpu
21.02s
77
Miso TTS 8B
cuda
22.52s
78
Qwen3-TTS 1.7B Base
cpu
22.87s
79
Audio8 TTS Preview 0.1B
cpu
24.24s
80
Qwen3-TTS 0.6B CustomVoice
cpu
24.54s
81
Mars5-TTS
cuda
25.09s
82
VibeVoice 1.5B
cpu
29.51s
83
Fish Speech 1.5
cpu
31.14s
84
Audio8 TTS Preview 0.6B
cpu
31.27s
85
Parler-TTS Mini v1
cpu
42.46s
86
Zonos v0.1
cpu
45.49s
87
Dia 1.6B-0626
cuda
51.96s
88
F5-TTS v1
cpu
58.82s
89
IndexTTS-2
cpu
61.67s
90
Sesame CSM-1B
cpu
66.45s
91
Maya1
cpu
97.77s
92
ZipVoice 123M
cuda
137.13s
Prompt 3
[en]"The Parakeet TDT zero point six billion parameter model achieves one point six nine percent word error rate on LibriSpeech test-clean, beating Whisper Large V3 at two point seven percent while running at over two thousand times realtime on a single GPU."
Rank
Model
Device
TTFA warm
Audio
1
Vaniq-Edge
cuda
33ms
2
LFM2.5-Audio 1.5B
cuda
79ms
3
Pocket-TTS
cpu
102ms
4
Sopro V2 Turbo (streaming)
cuda
103ms
5
Kokoro
cuda
116ms
6
Inflect-Micro v2
cuda
136ms
7
SupraTTS 0.1 Beta
cuda
149ms
8
MeloTTS
cuda
153ms
9
Inflect-Nano v2
cuda
167ms
10
LFM2.5-Audio 1.5B
cpu
218ms
11
Piper
cpu
239ms
12
NeuTTS Nano
cuda
265ms
13
Sopro V2 Turbo (streaming)
cpu
269ms
14
NeuTTS Nano
cpu
322ms
15
StyleTTS 2
cuda
374ms
16
NeuTTS Air
cuda
423ms
17
NeuTTS Air
cpu
458ms
18
OpenVoice v2
cuda
485ms
19
Vaniq-Edge
cpu
568ms
20
Inflect-Nano v2
cpu
593ms
21
AuK-Flash
cuda
674ms
22
OmniVoice
cuda
714ms
23
Sopro V2 Turbo
cuda
870ms
24
Inflect-Micro v2
cpu
877ms
25
sanoTTS Amy
cpu
1.03s
26
F5-TTS v1
cuda
1.03s
27
Audio8 TTS 0.6B (compiled)
cuda
1.18s
28
Scylla's Band
cpu
1.27s
29
Kokoro
cpu
1.27s
30
LongCat-AudioDiT 1B
cuda
1.29s
31
Supertonic 3
cpu
1.45s
32
SupraTTS 0.1 Beta
cpu
1.53s
33
MeloTTS
cpu
1.76s
34
Echo-TTS
cuda
2.20s
35
LongCat-AudioDiT 3.5B
cuda
2.20s
36
KittenTTS Nano 0.1
cpu
2.46s
37
OpenVoice v2
cpu
3.11s
38
Chatterbox Turbo
cuda
3.12s
39
Qwen3-TTS 1.7B (CUDA-graph)
cuda
3.30s
40
Soprano 1.1 80M
cuda
3.70s
41
StyleTTS 2
cpu
3.93s
42
Soprano 1.1 80M
cpu
4.27s
43
Chatterbox
cuda
4.68s
44
Coqui XTTS-v2
cuda
4.82s
45
AuK
cuda
4.99s
46
DramaBox
cuda
5.19s
47
Sopro V2 Turbo
cpu
5.27s
48
VibeVoice Realtime 0.5B
cuda
7.86s
49
MOSS-TTS v1.0
cuda
8.40s
50
VibeVoice 7B
cuda
8.77s
51
Magpie-TTS
cuda
9.64s
52
MOSS-TTS-Nano
cuda
10.45s
53
VibeVoice 1.5B
cuda
10.63s
54
VoxCPM2 2B
cuda
11.06s
55
MOSS-TTS-Nano
cpu
11.83s
56
MOSS-TTS v1.5
cuda
11.88s
57
IndexTTS-2
cuda
12.58s
58
FireRedTTS3
cuda
17.24s
59
Fish Speech 1.5
cuda
17.39s
60
Parler-TTS Mini v1
cuda
18.07s
61
Sesame CSM-1B
cuda
18.23s
62
Chatterbox Turbo
cpu
19.26s
63
Qwen3-TTS 1.7B Base
cuda
19.42s
64
Dia 1.6B-0626
cuda
22.29s
65
Audio8 TTS Preview 0.6B
cuda
24.09s
66
Coqui XTTS-v2
cpu
25.28s
67
Zonos v0.1
cuda
25.58s
68
VibeVoice Realtime 0.5B
cpu
26.34s
69
Chatterbox
cpu
28.27s
70
Maya1
cuda
29.31s
71
Qwen3-TTS 0.6B CustomVoice
cuda
30.99s
72
VoxCPM2 2B
cpu
32.23s
73
OmniVoice
cpu
34.51s
74
Audio8 TTS Preview 0.1B
cuda
42.41s
75
OuteTTS 1.0 1B
cuda
50.39s
76
Mars5-TTS
cuda
51.19s
77
Qwen3-TTS 1.7B Base
cpu
63.06s
78
Audio8 TTS Preview 0.1B
cpu
74.04s
79
Miso TTS 8B
cuda
75.59s
80
F5-TTS v1
cpu
77.80s
81
Sesame CSM-1B
cpu
78.74s
82
Qwen3-TTS 0.6B CustomVoice
cpu
79.10s
83
VibeVoice 1.5B
cpu
85.74s
84
Magpie-TTS
cpu
87.47s
85
Fish Speech 1.5
cpu
96.22s
86
Audio8 TTS Preview 0.6B
cpu
101.71s
87
Parler-TTS Mini v1
cpu
140.05s
88
IndexTTS-2
cpu
144.93s
89
Zonos v0.1
cpu
156.70s
Prompt 4
[en]"Run pytest tests slash test underscore voice dot py with verbose flag and capture flag set to no."
Rank
Model
Device
TTFA warm
Audio
1
Vaniq-Edge
cuda
27ms
2
sanoTTS Heart-Nano
cpu
60ms
3
Kokoro
cuda
65ms
4
SupraTTS 0.1 Beta
cuda
83ms
5
Pocket-TTS
cpu
90ms
6
LFM2.5-Audio 1.5B
cuda
91ms
7
Piper
cpu
93ms
8
MeloTTS
cuda
108ms
9
Inflect-Nano v2
cuda
113ms
10
Inflect-Micro v2
cuda
114ms
11
Sopro V2 Turbo (streaming)
cuda
115ms
12
Vaniq-Edge
cpu
180ms
13
LFM2.5-Audio 1.5B
cpu
218ms
14
Inflect-Nano v2
cpu
255ms
15
NeuTTS Nano
cuda
258ms
16
Sopro V2 Turbo (streaming)
cpu
273ms
17
NeuTTS Nano
cpu
297ms
18
StyleTTS 2
cuda
323ms
19
Inflect-Micro v2
cpu
370ms
20
sanoTTS Amy
cpu
379ms
21
OpenVoice v2
cuda
387ms
22
Sopro V2 Turbo
cuda
408ms
23
NeuTTS Air
cuda
417ms
24
Kokoro
cpu
452ms
25
NeuTTS Air
cpu
456ms
26
SupraTTS 0.1 Beta
cpu
491ms
27
AuK-Flash
cuda
532ms
28
Supertonic 3
cpu
663ms
29
Audio8 TTS 0.6B (compiled)
cuda
673ms
30
OmniVoice
cuda
694ms
31
MeloTTS
cpu
743ms
32
Scylla's Band
cpu
814ms
33
F5-TTS v1
cuda
836ms
34
KittenTTS Nano 0.1
cpu
1.01s
35
LongCat-AudioDiT 1B
cuda
1.26s
36
Chatterbox Turbo
cuda
1.33s
37
OpenVoice v2
cpu
1.39s
38
Soprano 1.1 80M
cuda
1.49s
39
StyleTTS 2
cpu
1.57s
40
Soprano 1.1 80M
cpu
1.62s
41
Qwen3-TTS 1.7B (CUDA-graph)
cuda
1.66s
42
LongCat-AudioDiT 3.5B
cuda
1.74s
43
Coqui XTTS-v2
cuda
1.93s
44
Echo-TTS
cuda
2.09s
45
Chatterbox
cuda
2.31s
46
Sopro V2 Turbo
cpu
2.92s
47
AuK
cuda
2.92s
48
VibeVoice Realtime 0.5B
cuda
3.23s
49
DramaBox
cuda
3.52s
50
MOSS-TTS-Nano
cuda
3.67s
51
Magpie-TTS
cuda
4.37s
52
VibeVoice 7B
cuda
4.48s
53
IndexTTS-2
cuda
4.64s
54
MOSS-TTS v1.0
cuda
4.90s
55
MOSS-TTS-Nano
cpu
5.00s
56
VibeVoice 1.5B
cuda
5.30s
57
Parler-TTS Mini v1
cuda
5.87s
58
VoxCPM2 2B
cuda
6.05s
59
Fish Speech 1.5
cuda
6.90s
60
MOSS-TTS v1.5
cuda
7.04s
61
Chatterbox Turbo
cpu
8.76s
62
FireRedTTS3
cuda
9.05s
63
Zonos v0.1
cuda
9.44s
64
Coqui XTTS-v2
cpu
9.48s
65
Qwen3-TTS 1.7B Base
cuda
9.49s
66
Audio8 TTS Preview 0.6B
cuda
10.83s
67
Dia 1.6B-0626
cuda
12.27s
68
Chatterbox
cpu
12.46s
69
VibeVoice Realtime 0.5B
cpu
12.96s
70
OmniVoice
cpu
13.20s
71
VoxCPM2 2B
cpu
13.91s
72
Maya1
cuda
14.58s
73
Qwen3-TTS 0.6B CustomVoice
cuda
15.33s
74
ZipVoice 123M
cpu
16.26s
75
Sesame CSM-1B
cuda
17.41s
76
Audio8 TTS Preview 0.1B
cuda
18.41s
77
OuteTTS 1.0 1B
cuda
23.43s
78
Miso TTS 8B
cuda
24.87s
79
Mars5-TTS
cuda
28.21s
80
Magpie-TTS
cpu
29.11s
81
Qwen3-TTS 1.7B Base
cpu
30.68s
82
Audio8 TTS Preview 0.1B
cpu
34.22s
83
Qwen3-TTS 0.6B CustomVoice
cpu
35.06s
84
Fish Speech 1.5
cpu
42.69s
85
VibeVoice 1.5B
cpu
45.79s
86
Audio8 TTS Preview 0.6B
cpu
47.85s
87
Zonos v0.1
cpu
49.69s
88
Parler-TTS Mini v1
cpu
52.09s
89
F5-TTS v1
cpu
58.87s
90
Sesame CSM-1B
cpu
64.06s
91
IndexTTS-2
cpu
75.35s
92
ZipVoice 123M
cuda
142.94s
Prompt 5
[fr]"Bonjour, je m'appelle Cicero et je vais vous aider avec votre code aujourd'hui."