# TikTok Video Ad Creative Specs Guide > Complete TikTok video ad specifications for In-Feed, Spark Ads, TopView, and Brand Takeover — sourced from TikTok Ads Manager documentation (March 2026). ## In-Feed Video (Auction) - **Aspect ratio:** 9:16 recommended (1:1 and 16:9 supported with letterboxing) - **Resolution:** Minimum by ratio — 9:16 ≥ 540×960, 1:1 ≥ 640×640, 16:9 ≥ 960×540; 1080×1920 recommended for 9:16 - **File types:** MP4, MOV, MPEG, 3GP, AVI - **Max file size:** 500 MB - **Duration:** Up to 10 minutes (9–15 seconds recommended for DR) - **Bitrate:** Minimum 516 kbps - **Codecs:** H.264/H.265 video, AAC audio ## Spark Ads - Boosts an existing organic post with preserved engagement and creator identity - Inherits the organic post — no ad-level restriction on aspect ratio, resolution, file type, duration, bitrate, or file size - Creator authorization required for third-party posts ## Safe Zones Keep hooks, logos, and CTAs inside TikTok safe zones — download overlay templates from Ads Manager. Bottom ~28% and right ~15% are high-risk UI overlap areas on 9:16 in-feed. ## Premium Placements - **TopView:** 9:16, 5–60 seconds, app-open placement - **Brand Takeover:** 9:16, 3–5 seconds, non-skippable ## Related Resources - [TikTok Ads (glossary)](/resources/glossary/platform/tiktok-ads) - [TikTok Spark Ads (glossary)](/resources/glossary/platform/tiktok-spark-ads) - [TikTok Post Mockup Generator](/resources/tools/generators/tiktok-post-mockup-generator) - [ThruPlay TikTok Meta YouTube Comparison](/blog/topics/ad-performance/thruplay-tiktok-meta-youtube-comparison-2026) - [Video Ad Hook Optimization Guide](/resources/guides/video-ad-hook-optimization-guide) - [Hook Rate Benchmark Tool](/resources/tools/analyzers/hook-rate-benchmark)