Spec Guide
Resolution in AI video generation
From 480p to native 4K — what resolution means, when it matters, and which models give you the most pixels
What is resolution?
Resolution is the number of pixels in each frame — width × height. A 1080p video is 1920×1080 pixels. A 4K video is 3840×2160. More pixels means more detail, sharper edges, and more room to crop or reframe in post.
In AI video generation, resolution matters for two reasons: how sharp the output looks, and how much compute it takes to generate. Higher resolution isn't free — models generating at 4K need significantly more VRAM or cloud time than the same model at 720p. Some models offer a resolution range; others are fixed.
One thing to watch for: “upscaled 4K” is not the same as native 4K. Some models generate at 1080p and run a separate upscaling pass. The result can look good, but it won't hold up under close inspection the way true 4K does. The ranking below distinguishes these — upscaled models are listed at their native generation resolution.
How resolution changes what you see
Soft, low detail. Fine for quick previews and experimental work. Most models have moved past this — it's a legacy baseline, not a target.
Mochi 1
HD quality. Works well for social media, web, and most everyday use cases. Where the majority of open-source models sit — fast to generate, low VRAM.
Wan 2.2, Wan 2.1, HunyuanVideo 1.5, SkyReels V2, CogVideoX-5B, Open-Sora 2.0, Grok Imagine
Full HD. The industry standard for YouTube, streaming, and commercial deliverables. Sharp enough for most professional work without the VRAM cost of 4K.
Wan 2.6, Sora 2, Runway Gen-4.5, Veo 3.1, Seedance 2.0, Hailuo 2.3, Pika 2.5, Vidu 2.0, PixVerse 5.5
Four times the pixels of 1080p. For large-screen playback, demanding production, product close-ups, and anything that needs to hold up at scale. Costs more VRAM or cloud compute.
LTX-2.3, LTX-2, Kling 3.0 (native), Kling O1, Luma Ray 3 (HDR), Adobe Firefly Video, Veo 3.1
All models ranked by resolution
24 models, sorted highest to lowest. Click any model to view its full spec sheet.
| Source | Cost/sec | On Floyo | |||
|---|---|---|---|---|---|
| LTX-2.3 Lightricks | 4K 4K | 4K | Open | $0.04 | Yes |
| Kling 3.0 Kuaishou | Native 4K (3840x2160) at up to 60fps 4K | Native 4K (3840x2160) at up to 60fps | Closed | $0.10 | — |
| Veo 3.1 Google DeepMind | 1080p and 4K 4K | 1080p and 4K | Closed | $0.20 | Yes |
| Luma Ray 3 Luma AI | 4K (HDR EXR) 4K | 4K (HDR EXR) | Closed | ~$0.50-1.00 | — |
| Adobe Firefly Video Adobe | 4K 4K | 4K | Closed | Credits | — |
| Kling O1 Kuaishou | 4K 4K | 4K | Closed | TBD | — |
| LTX-2 Lightricks | 4K 4K | 4K | Open | $0.04 | Yes |
| Wan 2.6 Alibaba (Tongyi Lab) | 720p / 1080p 1080p | 720p / 1080p | Closed | $0.05 | Yes |
| Runway Gen-4.5 Runway | 1080p (upscaled 4K) 1080p | 1080p (upscaled 4K) | Closed | ~$0.15 (credits) | — |
| Sora 2 OpenAI | 1080p 1080p | 1080p | Closed | $0.15 | Yes |
| Seedance 2.0 ByteDance | 1080p 1080p | 1080p | Closed | $0.14 | — |
| Hailuo 2.3 MiniMax | 1080p 1080p | 1080p | Closed | ~$0.25/clip | — |
| Pika 2.5 Pika Labs | 1080p 1080p | 1080p | Closed | ~$0.15 | — |
| Vidu 2.0 Shengshu Tech | 1080p 1080p | 1080p | Closed | ~$0.04 | — |
| PixVerse 5.5 PixVerse | 1080p 1080p | 1080p | Closed | TBD | — |
| Wan 2.2 Alibaba (Tongyi Lab) | 720p 720p | 720p | Open | Self-host | Yes |
| HunyuanVideo 1.5 Tencent | 720p 720p | 720p | Open | $0.06 | Yes |
| Mochi 1 Genmo | 480p (720p coming) 720p | 480p (720p coming) | Open | $0.33/clip | — |
| SkyReels V2 Skywork AI | 720p 720p | 720p | Open | Self-host | — |
| CogVideoX-5B Tsinghua / Zhipu AI | 720p (1360x768) 720p | 720p (1360x768) | Open | Self-host | — |
| Open-Sora 2.0 HPC-AI Tech | 720p 720p | 720p | Open | Self-host | — |
| Wan 2.1 Alibaba (Tongyi Lab) | 720p 720p | 720p | Open | Self-host | Yes |
| Grok Imagine xAI | 720p 720p | 720p | Closed | $0.05/sec | Yes |
| Higgsfield Studio Higgsfield.ai | Varies by model Varies | Varies by model | Closed | Subscription | — |
Which resolution should you pick?
Making content for social media or quick delivery?
720pFast to generate, low hardware requirements, and more than sharp enough for any phone or laptop screen. The sweet spot for volume and iteration.
Wan 2.2, SkyReels V2, HunyuanVideo 1.5
Compare these models →Making YouTube, streaming, or commercial content?
1080pThe industry standard. Looks professional on any screen, accepted by every platform, and doesn't require specialized hardware to generate.
Sora 2, Runway Gen-4.5, Seedance 2.0
Compare these models →Making content for large screens, print, or demanding production?
4KMaximum detail for content that needs to hold up at scale — digital signage, cinema output, high-end commercial, or anything you're cropping and reframing.
LTX-2.3, Kling 3.0, Adobe Firefly Video
Compare these models →Run 4K workflows on Floyo
Browser-based ComfyUI. No setup, no GPU required.
LTX 2.3 Pro Image to Video
Upload a still image and describe the motion you want. The model reads composition, lighting, and depth from your image, then animates it with prompt-controlled camera moves, particle effects, and environmental dynamics. Supports optional end-frame for locked start/finish transitions. Up to 2160p with built-in audio generation.
LTX 2.3 Audio to Video
Feed in an audio file and the model generates video that follows the rhythm, intensity, and structure of the sound. Works with music, speech, or sound effects. Fully automated pipeline with no manual parameter tuning required. Ideal for music visuals, audio-reactive content, and quick audio-driven animations.
LTX 2.3 Pro Text to Video
Generate video from a text prompt using the Pro flow. Higher fidelity output with enhanced detail and stability across longer sequences. Supports resolutions up to 4K, multiple FPS options (24/25/48/50), and durations up to 20 seconds. Built-in audio generation included.
LTX 2.3 T2V (Community)
Community-built text-to-video workflow using LTX 2.3. Lightweight setup for quick text prompt to video generation.
Veo 3.1 Image to Video (First + Last Frame)
Generate video from a first frame image with an optional last frame to lock start and end points. Veo 3.1 fills in the motion between them with native audio. Supports cinematic transitions and smooth interpolation between keyframes.
Kling Omni One Video to Video Edit
Video-to-video editing using Kling Omni. Transform existing footage by restyling scenes, modifying elements, or adjusting visual properties while preserving the original motion and structure.
LTX 2 19B Fast Text to Video
Text-to-video generation using LTX 2's 19B Fast checkpoint. Optimized for speed over maximum quality, suited for rapid iteration and prototyping. Open source model running on Floyo's cloud infrastructure.
Compare resolution alongside FPS, audio, cost, and more
Select any models from the browse view to run a full side-by-side comparison.
Explore all models →