Which aspect ratio is best for YouTube?
For YouTube, 16:9 is the only acceptable aspect ratio. Here's everything you need to know about YouTube's aspect ratio requirements.
The Simple Answer:
YouTube requires: 16:9
- This is non-negotiable
- All YouTube videos must be 16:9
- Uploading other ratios will result in black bars
- 16:9 is the universal streaming standard
Recommended YouTube Resolutions:
| Resolution | Bitrate | Quality | Best For |
|---|---|---|---|
| 1920 × 1080 | 5-12 Mbps | Full HD | Most creators |
| 1280 × 720 | 2.5-6 Mbps | HD | Budget option |
| 2560 × 1440 | 15-25 Mbps | 2K | High quality |
| 3840 × 2160 | 40-100 Mbps | 4K | Premium content |
| 854 × 480 | 1-2.5 Mbps | Low quality | Mobile only |
Why 16:9 for YouTube:
- ✅YouTube platform designed for 16:9
- ✅Fills modern screens perfectly
- ✅Standard for all streaming
- ✅Industry standard for video
- ✅No wasted space or black bars
- ✅Optimal viewing experience
- ✅Works on all devices
What Happens If You Upload Wrong Ratio:
If you upload 4:3:
- YouTube adds black bars on sides (pillarboxing)
- Less engaging on viewer's screen
- Looks unprofessional
- Wastes screen space
- Reduces viewing comfort
If you upload 9:16 (vertical):
- YouTube adds large black bars on both sides
- Terrible viewing experience
- Takes up only 25% of screen
- Very unprofessional appearance
- Viewers will leave
If you upload 2.39:1 (cinema):
- YouTube adds black bars top/bottom
- Looks like movie letterboxing
- Acceptable but not ideal
- Wastes vertical space
- Less immersive than 16:9
The YouTube Standard:
Minimum Resolution:
- 1280 × 720 (720p)
- This is 16:9
- Acceptable but lower quality
Recommended Resolution:
- 1920 × 1080 (1080p / Full HD)
- This is 16:9
- Standard for most creators
- Good quality-to-file-size ratio
Optimal Resolution:
- 3840 × 2160 (4K)
- This is 16:9
- Best quality
- Larger file size
- Future-proof
Video Formats YouTube Accepts:
All must be 16:9:
- ✅MP4 (H.264 codec)
- ✅MOV (QuickTime)
- ✅AVI (MPEG-4)
- ✅WMV (Windows Media)
- ✅FLV (Flash)
- ✅WebM
File Size Limits:
- Maximum: 256 GB or 12 hours
- Most videos: 1-5 GB
- Depends on resolution and length
Bitrate Recommendations (16:9):
For 1080p (1920×1080):
- Video bitrate: 5-12 Mbps
- Audio bitrate: 128 kbps
- Total: 5.2-12.1 Mbps
For 720p (1280×720):
- Video bitrate: 2.5-6 Mbps
- Audio bitrate: 128 kbps
- Total: 2.6-6.1 Mbps
For 4K (3840×2160):
- Video bitrate: 40-100 Mbps
- Audio bitrate: 256 kbps
- Total: 40.3-100.3 Mbps
Export Settings For YouTube (16:9):
In Adobe Premiere Pro:
- File → Export → Media
- Preset: YouTube 1080p HD
- Resolution: 1920 × 1080
- Frame Rate: 24p or 30p
- Export
In Final Cut Pro:
- File → Share → YouTube
- Resolution: 1920 × 1080
- Quality: High or Maximum
- Upload directly
In OBS (Streaming):
- Settings → Output
- Bitrate: 5000-12000 Kbps
- Resolution: 1920 × 1080
- Use 16:9 canvas
In DaVinci Resolve:
- Deliver tab
- Resolution: 1920 × 1080
- Codec: H.264
- Format: 16:9
- Export
Common Mistakes:
- ❌Mistake 1: Uploading 4:3
Result: Black bars on sides
Solution: Always use 16:9
- ❌Mistake 2: Uploading 1:1 (Square)
Result: Huge black bars, unprofessional
Solution: Crop or expand to 16:9
- ❌Mistake 3: Uploading vertical (9:16)
Result: Tiny video in center of screen
Solution: Rotate 90° or add black bars
- ❌Mistake 4: Wrong resolution
Result: Blurry or too large file
Solution: Use 1920×1080 or higher
YouTube Optimization Tips:
Tip 1: Always Shoot in 16:9
- Makes editing easier
- No conversion needed
- Professional appearance
- Saves time in post-production
Tip 2: Use 1920×1080 Minimum
- Looks good on modern screens
- Acceptable file sizes
- Standard for creators
- Most viewers use this resolution
Tip 3: Consider Uploading in 4K
- Future-proof
- YouTube prioritizes 4K
- Better visibility in search
- Highest quality
- Requires stronger internet
Tip 4: Keep Aspect Ratio Throughout
- Shoot in 16:9
- Edit in 16:9 timeline
- Export in 16:9
- Upload in 16:9
- No aspect ratio changes needed
YouTube Mobile Viewing:
Important: YouTube automatically adjusts for phones:
- Vertical videos: Fills screen in app
- Horizontal videos (16:9): Fills screen
- Square videos: Pillarboxed (wasted space)
- Always use 16:9 for best mobile experience
YouTube Shorts (Different from Regular Videos):
YouTube Shorts Requirements:
- Aspect ratio: 9:16 (vertical)
- Duration: 15-60 seconds
- Resolution: 1080 × 1920
- Different from regular YouTube videos
- Use 9:16 ONLY for Shorts
Regular YouTube Videos:
- Aspect ratio: 16:9 (horizontal)
- Duration: Any length
- Resolution: 1920 × 1080 (minimum)
- Use 16:9 for all regular videos
Key Takeaway:
Always use 16:9 for YouTube. It's the standard, required ratio. Upload at 1920×1080 (1080p) as your minimum, or 3840×2160 (4K) for best quality. This ensures your videos fill screens properly without black bars and look professional on all devices. Only use 9:16 if creating YouTube Shorts.
Related Resources
Ready to Calculate Aspect Ratios?
Use our free aspect ratio calculator to find the perfect dimensions for your project.
Try the Calculator