BOpen

Mochi 1

Genmo

Most permissive large-scale open model. Ideal for custom pipelines.

BOpen

HunyuanVideo 1.5

Tencent

Punches above its weight. Avatar and Custom variants add versatility.

Pick Mochi 1 if…

You want photorealistic clips, fine-tuning, or research.

Pick HunyuanVideo 1.5 if…

You want avatar gen, custom characters, or research.

Specifications

Maker
Genmo
Tencent
Source Type
Open Source
Open Source
License
Apache 2.0
Tencent Open (check terms)
Architecture
AsymmDiT + AsymmVAE
DiT + 3D Causal VAE
Parameters
10B
8.3B
Max Resolution
480p (720p coming)
720p
Max Duration
5.4s
6-10s
FPS
30
24
Native Audio
No
No
ComfyUI Support
Yes
Yes
Fine-tunable
Yes
Yes
Min VRAM
40GB+ (A100/H100)
24GB (RTX 4090)
Cost / Second
$0.33/clip
$0.06
Inputs
T2V
T2V, I2V, Avatar
On Floyo
No
Yes

Strengths & Trade-offs

Mochi 1

Strengths

  • +Best photorealism in open source
  • +Apache 2.0
  • +LoRA support
  • +128:1 VAE

Trade-offs

  • -480p only
  • -needs A100/H100
  • -5.4s max
  • -weak on stylized

Best For

  • Photorealistic clips
  • fine-tuning
  • research
  • permissive commercial use

HunyuanVideo 1.5

Strengths

  • +Efficient 8.3B params
  • +~75s on 4090
  • +Avatar + Custom variants

Trade-offs

  • -Short output
  • -720p max
  • -no audio

Best For

  • Avatar gen
  • custom characters
  • research
  • consumer GPU