Compare engines

Happy Horse 1.1 vs LTX 2.3 Pro

See what each model can create. Compare quality, controls and price.

How to choose

Use Happy Horse 1.1 when the story depends on native audio, lip-sync, dialogue, and reference characters in short marketing or UGC scenes. Use LTX 2.3 Pro when the project needs longer clips, higher-resolution delivery, 4K headroom, extension or retake workflows, and broader production finishing. This comparison helps separate an audio-first actor model from a more flexible production and editing model.

Happy Horse 1.1

8.3/10Editorial score

Higher-rated areas: Audio & lip sync, Follows your prompt

LTX 2.3 Pro

7.1/10Editorial score

Higher-rated areas: Creative control, Audio & lip sync

Compare what matters

These are MaxVideoAI editorial assessments, not same-prompt test results. The dates below record score updates. MaxVideoAI sells access to the models it covers.

Score records last updated: Happy Horse 1.1 · LTX 2.3 Pro

How we benchmark
Criterion · 0–10Happy Horse 1.1LTX 2.3 Pro
Follows your promptHow closely the result follows the prompt.
Happy Horse 1.18.4/10
LTX 2.3 Pro7.6/10
Visual qualityDetail, lighting and visible artifacts.
Happy Horse 1.18.3/10
LTX 2.3 Pro7.4/10
Natural movementHow naturally subjects and cameras move.
Happy Horse 1.18.3/10
LTX 2.3 Pro7.5/10
Human appearanceFaces, hands and body movement.
Happy Horse 1.18.2/10
LTX 2.3 Pro7.3/10
Audio & lip syncSpeech, sound and mouth movement in sync.
Happy Horse 1.19.0/10
LTX 2.3 Pro7.8/10
Creative controlHow much direction the model follows.
Happy Horse 1.18.3/10
LTX 2.3 Pro7.9/10
6 of 10 criteria shown10 of 10 criteria shownCompare the 4 other criteriaHide additional criteria
Criterion · 0–10Happy Horse 1.1LTX 2.3 Pro
Consistency over timeWhether details hold together over time.
Happy Horse 1.18.2/10
LTX 2.3 Pro6.2/10
Readable textHow readable generated text and interfaces are.
Happy Horse 1.17.0/10
LTX 2.3 Pro6.5/10
Multi-shot continuityContinuity between different shots.
Happy Horse 1.17.8/10
LTX 2.3 Pro6.5/10
Speed & reliabilityGeneration speed and reliability.
Happy Horse 1.16.8/10
LTX 2.3 Pro7.8/10

What will your video cost?

Compare prices by resolution. The final quote depends on your duration, mode and settings.

Happy Horse 1.1

Text to video6 s16:9audio on
480p
$0.55per video · $0.091667/s
720p
$1.10per video · $0.183333/s
1080p
$1.41per video · $0.235/s

LTX 2.3 Pro

Text to video6 s16:9audio on
1080p
$0.47per video · $0.078333/s
1440p
$0.94per video · $0.156667/s
4K
$1.88per video · $0.313333/s

Your settings. Your quote. Before you generate.
USD estimate · snapshot generated

Formats, inputs and controls

Check duration, resolution, supported inputs and controls. Open each model’s guide for its full feature set.

New clip · maximum

Happy Horse 1.1
15 s
LTX 2.3 Pro
10 s

Max resolution

Happy Horse 1.1
1080p
LTX 2.3 Pro
4K on T2V/I2V generate; Reframe 720p/1080p; other workflow-specific limits

Audio output

Happy Horse 1.1
Supported
LTX 2.3 Pro
Supported
Compare all 17 specificationsClose the full specification tableCheck references, audio, camera controls and output formats.
Happy Horse 1.1 / LTX 2.3 Pro — Key spec
Key specHappy Horse 1.1LTX 2.3 Pro
Pricing (MaxVideoAI)480p: $0.091667/s720p: $0.183333/s1080p: $0.235/s1080p: $0.078333/s1440p: $0.156667/s4K: $0.313333/s
Text-to-VideoSupportedSupported
Image-to-VideoSupportedSupported
Video-to-VideoNot supported in the current Happy Horse 1.1 routeSupported (Extend / Retake / Reframe)
First/Last frameFirst frame supported via Image-to-Video; last frame not supportedSupported (start + end image in I2V)
Reference image / style referenceSupported (1-9 reference stills)Supported (single start image; no separate style-reference stack)
Reference videoNot supported in the current Happy Horse 1.1 routeSupported (Extend / Retake / Reframe)
Max resolution1080p4K on T2V/I2V generate; Reframe 720p/1080p; other workflow-specific limits
New clip · maximum15 sText to video, Image to video, Image references: 3–15 s10 sText to video, Image to video: 6 / 8 / 10 s
Aspect ratios16:9 / 9:16 / 1:1 / 4:3 / 3:4 / 21:9 / 9:21 / 5:4 / 4:516:9 generate / 9:16 generate
FPS options24 fps24 fps generate / 25 fps generate / 48 fps generate / 50 fps generate
Output formatMP4MP4
Audio outputSupportedSupported
Native audio generationSupportedSupported
Lip syncSupportedSupported
Camera / motion controlsBasicPrompt-based only
WatermarkNo (MaxVideoAI)No (MaxVideoAI)

Duration choices depend on mode and resolution; check the creation settings.

Capabilities available in MaxVideoAI. Provider sources below; their verification dates are not recorded here.

Happy Horse 1.1: fal.ai (1) · fal.ai (2) · fal.ai (3) · fal.ai (4) · fal.ai (5) · fal.ai (6)

LTX 2.3 Pro: fal.ai (1) · fal.ai (2) · fal.ai (3) · fal.ai (4) · fal.ai (5) · fal.ai (6)

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3 questions to help you choose

FAQ

Short answers for choosing between native-audio character output and LTX production controls.

Open a question to read the answer. One answer at a time.

When should I choose Happy Horse 1.1?

Choose Happy Horse 1.1 for native audio, lip-sync, short dialogue scenes, and reference-character work where performance is the main signal.

When should I choose LTX 2.3 Pro?

Choose LTX 2.3 Pro for longer clips, 4K-oriented delivery, extension or retake workflows, and production finishing where visual control matters more than lip-sync.

Which model is better for product ads?

Happy Horse 1.1 is better for spokesperson or UGC-style product ads with dialogue. LTX 2.3 Pro is better for polished product motion, higher-resolution finishing, and edit-heavy production.