在线把视频压缩到 200 MB

设定精确的 200 MB 上限，下载无水印 MP4。

当上传表单、聊天软件或存储规则要求文件不超过 200 MB 时使用此目标。压缩器默认设为 195 MB，为编码波动留出余量。

Where 200 MB comes from

Two hundred megabytes is common in client portals, learning systems and content-management workflows because it balances upload time against useful video length. The major social and messaging platforms we verify use different published ceilings.

No platform we track publishes 200 MB as a limit. Every cap in our verified set is listed on the platform pages, and none of them is 200 MB. If something is enforcing it on you, it is a local rule rather than a published one — which is worth knowing before you compress to it.

How long a video fits in 200 MB

The longest clip each resolution can carry inside 200 MB. “Comfortable” means the bitrate clears what that frame size wants; “watchable” means it is soft but holds together. Both columns are arithmetic on the size and the duration; the thresholds they are compared against are recommendations, documented under the table below.

Longest clip per resolution inside 200 MB
ResolutionComfortable up toWatchable up toNeeds
4K81s(1 min)135s20,000 kbps
1440p180s(3 min)292s9,000 kbps
1080p398s(7 min)772s4,000 kbps
720p706s(12 min)1338s2,200 kbps
480p1457s(24 min)2618s1,000 kbps
360p2258s(38 min)3841s600 kbps

Method: 200 MB spread over the duration, minus 128 kbps of audio and 2% container overhead, then compared against H.264 thresholds derived from published bitrate ladders and reduced by about a third for re-encoded source. A minute inside 200 MB leaves 27275 kbps for video, which is exact. Which resolution that is enough for is a recommendation, not a measurement.

What 200 MB buys at each length

The table above reads by resolution; this one reads by duration. Same arithmetic, the other way round — pick your clip length and see what is left to spend.

视频时长留给画面的码率能撑住的分辨率结论
1 min27,275 kbps4K看着没问题
5 min5,353 kbps1080p看着没问题
10 min2,612 kbps720p看着没问题
15 min1,699 kbps480p看着没问题
30 min785 kbps360p看着没问题
1 h329 kbps360p明显糊

算法说明：码率这一列是纯算术——200 MB 摊到整段时长上，减去 128 kbps 的立体声音轨和 2% 的容器开销。这是硬上限，不是估算。分辨率和结论这两列是建议，依据是公开的 H.264 码率阶梯，并整体下调约三分之一——因为对已经压过一次的素材再编码，能承受的码率比编码原始母版更低。这里刻意保守：宁可说得难听点，也不想告诉你「没问题」结果画面糊掉。

200 MB 在不同时长和分辨率下的效果

左栏是每种时长可用于画面的码率，其他格子是各分辨率所需的码率。绿色表示余量充足，黄色表示能看但会偏软，灰色表示应该降低分辨率。沿着一列向下看，就能知道视频多长以后该分辨率不再适合 a 200 MB limit。

可用码率清晰画质所需码率1080p720p480p360p1 分钟27,2754,0002,2001,0006005 分钟5,3534,0002,2001,00060010 分钟2,6124,0002,2001,00060015 分钟1,6994,0002,2001,00060030 分钟7854,0002,2001,00060060 分钟3294,0002,2001,000600

来源： 计算结果，并非实测——生成此图时没有运行编码器 · 方法： 把 200 MB 分摊到整段时长，减去 128 kbps 音频和 2% 容器开销。阈值来自公开的 H.264 码率阶梯，并针对二次编码素材下调约三分之一。

What goes wrong at 200 MB

A form accepting 200 MB does not mean viewers want to download 200 MB. For a talking head, screen recording or short tutorial, the same visible result may fit in half the allowance. Use the budget table before spending every available byte.

如何把视频压缩到 200 MB

  1. 添加视频

    压缩器已设为 195 MB，让结果稳妥低于 200 MB 上限。

  2. 长视频先剪辑

    在 200 MB 内，时长比任何画质选项都更占预算。时长减半，每帧可用码率就翻倍。

  3. 下载并检查复杂画面

    全尺寸查看运动、人物面部和渐变；这些区域最先暴露压缩损伤。

200 MB 压缩常见问题

怎样把视频压缩到 200 MB？

上传视频，保留“目标大小”模式，并使用 195 MB 预设。输出是无水印 H.264 MP4。

为什么目标是 195 MB，而不是正好 200 MB？

目标大小编码可能有轻微波动。留出一点余量，可让下载文件稳定低于 200 MB 硬上限。

长视频也能压进 200 MB 吗？

可以，但时长越长，可用码率越低。请用本页表格判断何时降低分辨率会比强行保留原尺寸更清晰。

Other target sizes

Not one of these? Work out any size and length in the calculator — same arithmetic, plus what we measured at the bitrate it gives you.

Know the platform instead of the number?