MP4 to VOB Converter

How to Convert MP4 to VOB Online

1. Upload Your MP4 File: Drag and drop or click "Add Files" to select MP4 / M4V clips — phone recordings, GoPro footage, screen captures, downloaded videos, or edited timeline exports. Batch upload is supported, drop in an entire folder of episodes ready to be authored to a DVD.
2. Pick MPEG-2 Codec and DVD Audio: VOB is locked to MPEG-2 video by DVD-Video spec — that's the default here. Audio defaults to AC-3 (Dolby Digital, what commercial DVDs ship with) and MP2 is the alternative for stereo-only universal-player compatibility. Pick a Quality Preset (Highest → Lowest), dial Constant Bitrate at the DVD-friendly 4-9 Mbps range, set Variable Bitrate for size-efficient archival, target a File Size Percentage with auto-scale, or enter an exact MB target. CRF / qscale (1-31, lower is sharper) gives fine-grained control when you're authoring a specific disc capacity.
3. Resize to DVD Resolution or Trim (Optional): DVD-Video is locked to 720×480 NTSC or 720×576 PAL — pick the 480p preset for NTSC source (USA, Japan), 576p for PAL (Europe, Australia), enter custom width × height, or scale by percentage. Use Trim with start time + duration in HH:MM:SS.sss format to drop intros, ad breaks, or split a long MP4 into chapter-sized segments before authoring.
4. Convert and Download: Click Convert. Files process in your browser session — no sign-up, no watermark, no Google Drive / Dropbox round-trip required.

Why Convert MP4 to VOB?

MP4 with H.264 plays on every phone, browser, smart TV, and console made since 2010 — but it doesn't play on a standard DVD player. The DVD-Video specification (1996) mandates MPEG-2 video at 720×480 NTSC or 720×576 PAL, with AC-3 / MP2 / LPCM audio, all wrapped in VOB containers inside a VIDEO_TS folder. Converting MP4 → VOB is the bridge from "modern phone recording" to "playable on grandma's living-room DVD player or a car-DVD-screen road trip." Below are the most common reasons people convert MP4 to VOB:

• Burning home videos to DVD-Video discs — Wedding, graduation, baby, and travel videos still get gifted as physical DVDs, especially for older family members without a smart TV. DVD authoring software (DVDStyler, ImgBurn, Nero, TMPGEnc Authoring Works) requires elementary MPEG-2 streams at ≤9.8 Mbps, so MP4 H.264 has to be transcoded first.
• Playing MP4 on older DVD players and car DVD screens — Many 2000s-era DVD players, in-car rear-seat screens, and hospitality-room players reject MP4 over USB but happily play burned VOB DVDs. Re-encoding once and burning solves a whole-room compatibility problem.
• Memorial and legacy DVD sets — Funeral homes, photo studios, and family historians still deliver memorial slideshows as DVD-Video so older relatives without streaming accounts can watch on any TV.
• Corporate training and conference DVDs — Industries with restricted networks (medical, legal, military, education) often standardize on physical DVD distribution. Speaker recordings exported as MP4 must be transcoded to VOB before authoring.
• Re-authoring after editing — Editors who rip a DVD to MP4 with our VOB to MP4 tool, edit in Premiere or DaVinci Resolve, and need to put the result back on a playable disc round-trip through MP4 to VOB.
• Wedding videographers and school yearbook DVDs — Final-deliverable DVDs are still requested for archival shelves alongside the streaming link, especially for clients who want a permanent off-cloud copy.
• Importing MP4 into legacy DVD authoring chains — TMPGEnc, AVS Video Converter, and the AviSynth + DVDStyler workflow all expect MPEG-2 elementary streams. MP4 H.264 is rejected at ingest.

MP4 vs VOB — Format Comparison

DVD Bitrate & Quality Quick Guide

Frequently Asked Questions

Will the VOB file be larger than the MP4 source?

Yes, almost always. MP4 H.264 is roughly 2-3× more efficient than DVD-spec MPEG-2 at the same picture quality, so a 700 MB MP4 typically grows to 1.5-2 GB as VOB at 6-8 Mbps. A 1.5 GB MP4 movie usually becomes 4-5 GB on disc. The conversion tradeoff is compatibility, not compression: VOB is what DVD players require, even though modern codecs are more efficient. Plan for the destination disc capacity (4.7 GB single-layer DVD-5 or 8.5 GB dual-layer DVD-9) when picking the bitrate.

Should I pick NTSC (480p) or PAL (576p) resolution?

NTSC (720×480 at 29.97 fps) for DVD players sold in the USA, Canada, Japan, and most of Latin America. PAL (720×576 at 25 fps) for the UK, Europe, Australia, India, and most of Africa. Mismatched standards either won't play or will play with frame-rate stutter. If you don't know the destination region, NTSC is the safer default for the Americas and PAL for everywhere else. Modern multi-region DVD players accept both; legacy hardware often doesn't.

Will the output work with DVD authoring software?

Yes. The default output is DVD-Video compliant: MPEG-2 video at 4-9 Mbps, AC-3 or MP2 audio, 720×480 NTSC or 720×576 PAL resolution. Drop the .vob files (or use the .mpg / .m2v sibling tools if your authoring chain prefers those) into DVDStyler, ImgBurn, Nero, or TMPGEnc Authoring Works and they ingest without a re-encode pass. For elementary stream workflows, see our MP4 to MPEG-2 tool.

Can I keep my MP4's original frame rate and audio?

Frame rate gets normalized to DVD spec (29.97 fps for NTSC, 25 fps for PAL) — DVD players don't recognize off-spec frame rates and will stutter or refuse to play. Source audio (AAC, MP3, Opus) is re-encoded to AC-3 by default for surround compatibility, or MP2 for stereo-only DVDs. If your MP4 has 5.1 surround AAC, pick AC-3 to preserve the multi-channel layout; pick MP2 for plain stereo content where universal player compatibility matters more than audio codec choice.

Can I burn the .vob file directly to a DVD?

Not as a single file — DVD players read the VIDEO_TS folder structure with VTS_01_1.VOB, VTS_01_2.VOB, IFO, and BUP files all together, not a loose .vob on disc. After this conversion, take the .vob output into a DVD authoring tool (DVDStyler is free, ImgBurn handles the burn) to build the VIDEO_TS folder with menus and chapter markers, then burn that folder structure to a DVD-R. The conversion produces the spec-compliant video; authoring builds the disc.

Can I trim or split the MP4 while converting?

Yes. The Trim option takes a start time and a duration, both accepting seconds (12.5) or HH:MM:SS.sss format (00:01:30.500). Useful for splitting a 3-hour wedding MP4 into a ceremony disc plus a reception disc, dropping unwanted intros, or pulling individual chapter segments before authoring. Run the conversion multiple times with different trim ranges to produce a multi-disc set.

What's the practical file size limit?

There is no fixed cap — conversion runs in your browser, so the limit is your device's RAM and the upload time. A 2-hour 1080p MP4 (typically 2-4 GB) converts fine on a desktop with 8 GB+ RAM. Multi-GB camcorder MP4s and full-feature movie files work without the 100 MB / 1 GB free-tier caps that competitors like Convertio and CloudConvert enforce.

Can I convert VOB back to MP4 later?

Yes — see VOB to MP4 for the reverse direction (useful when ripping the DVD you just authored to a phone-friendly file). For other DVD-related targets, see MP4 to MPEG-2 for elementary-stream authoring chains and MP4 to AVI for older PC playback workflows.