Kling 3.0 vs Veo 3.1: Clip Length, Audio and Cost Compared

Kling 3.0 from Kuaishou and Veo 3.1 from Google DeepMind are both top-tier AI video models, but they are built around different constraints. Veo 3.1 makes clips of a fixed length — 4, 6 or 8 seconds — in landscape or portrait. Kling 3.0 runs anywhere from 3 to 15 seconds and adds multi-shot generation and motion control.

Everything below comes from the Reelina catalogue as of October 2026. It compares what we can check — modes, lengths, resolutions and prices in coins — and leaves quality to your own side-by-side test, which costs one generation per model.

Side by side

	Kling 3.0	Veo 3.1
Maker	Kuaishou	Google DeepMind
Tiers on Reelina	Std, Pro, Turbo, 4K	Lite, Fast, full
Modes	Text and image-to-video, motion control	Text and image-to-video, start-end frame (Lite), reference-to-video (full)
Clip length	Any length, 3–15 s	4, 6 or 8 s
Aspect ratios	16:9, 9:16, 1:1	16:9, 9:16
Resolutions	720p (Std) to 4K (4K tier)	720p, 1080p, 4K (Fast and full)
Sound	Generated on Std, Pro and 4K, on by default (not on Turbo)	Optional on Fast and full, off by default (not on Lite)

Price per second

Base prices are for each model's default length — 5 seconds for Kling 3.0, 8 seconds for Veo 3.1 — at its lowest resolution:

Variant	Coins per clip	Clip length	Coins per second
Veo 3.1 Lite	122	8 s	15.3
Kling 3.0 Std	108	5 s	21.6
Veo 3.1 Fast	194	8 s	24.3
Kling 3.0 Pro / Turbo	144	5 s	28.8
Veo 3.1	484	8 s	60.5
Kling 3.0 4K	540	5 s	108

Veo 3.1 Lite is the cheapest per second of either family, and Kling 3.0 Std is the cheapest single clip. The full Veo 3.1 sits well above Kling 3.0 Pro per second.

Where Kling 3.0 fits better

• Clips longer than 8 seconds. Kling 3.0 runs to 15 seconds in one generation.
• Square video. It offers 1:1 as well as 16:9 and 9:16.
• Several cuts at once. Multi-shot mode generates a sequence of shots in one run — scripted by you or planned by the model.
• A specific movement. Motion Control (Std 162 coins, Pro 216 coins) transfers the motion of a reference video onto your character.

Where Veo 3.1 fits better

• A clip that must start and end on given frames. Veo 3.1 Lite's start-end frame mode takes both and fills in the motion between them.
• Reference-to-video from Google's top tier (full Veo 3.1, 8-second clips).
• Cheap per-second drafting on Veo 3.1 Lite — silent, so add sound later or switch to Fast for audio.

How to choose

• 8 seconds or less, landscape or portrait: try both; Veo 3.1 Lite is the cheapest way in.
• Longer than 8 seconds, or square: Kling 3.0.
• Exact first and last frames: Veo 3.1 Lite start-end frame.
• Copy a dance or a gesture: Kling 3.0 Motion Control.

Every variant and its current price is on the Kling 3.0 and Veo 3.1 pages. To compare on your own image, start from Kling 3.0 Std image-to-video and Veo 3.1 Lite image-to-video.

FAQ

Is Veo 3.1 or Kling 3.0 cheaper? Per second, Veo 3.1 Lite (about 15 coins) is cheapest; per clip, Kling 3.0 Std (108 coins for 5 seconds) is. The full Veo 3.1 costs about 60 coins per second.

How long can each clip be? Kling 3.0: any length from 3 to 15 seconds. Veo 3.1: 4, 6 or 8 seconds.

Do both make sound? Both can, on most tiers. Kling 3.0 generates sound on Std, Pro and 4K, on by default. Veo 3.1 generates audio on Fast and the full model when you switch it on; Veo 3.1 Lite has no audio option on Reelina.

Do I need a Google or Kling account? No. Both run in your browser on one Reelina coin balance, with no API key. There is no free tier; each run's cost is shown before you start.