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Test scope & comparison notes
These are recorded facts, not a unified ranking. Tested tiers and scope are not consistently recorded. Read pricing with its date and timing with its conditions. Privacy observations reflect visible flows and statements, not a security audit.
Cross-task capability coverage across selected products
Each product is scored independently per task edge; switch tasks below while keeping shared products selected| Task edge | seaart.ai | Magic Studio | Switch / compare |
|---|---|---|---|
| Background removal | 84/100 2048 × 2048 · PNG | 79/100 640 × 640 · PNG | Active task |
| Image upscaling | 79/100 1024 × 1024 · PNG | Not tested in topic | Compare in task topic → |
| Object removal | 86/100 2048 × 2048 · PNG | 72/100 600 × 600 · PNG | |
| Image generation | 83/100 WEBP · Output attached | 44/100 JPEG · Output attached |
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Browse this task →| Criterion | SeaArt Background removal 84/100 Seven-aspect task score SeaArt Background Remover achieves top-tier hair strand separation with 99.84% foreground recall on the 2048x2048 benchmark anchor, providing ~150 daily free Stamina and pristine 2048px watermark-free transparent PNGs with excellent commercial honesty despite requiring login and taking ~15.5s. Tested export 2048 × 2048 · PNG Historical test · 2026-11-04 | Magic Studio Background Remover Background removal 79/100 Seven-aspect task score Background removal works without login and retains the subject outline; the free 640px versus Pro full-size choice appears at download. Tested export 640 × 640 · PNG Historical test · 2026-10-17 |
|---|---|---|
| Pricing & rules | ||
| Pricing plans | SeaArt.ai Stamina and VIP subscription model · 2026-11-01 Plan · source date Monthly / one-time Annual bill / period Quota & limits Free Tier (Daily Stamina)2026-11-01 ↗ Free Free Free ~150 daily Stamina refreshed every 24 hours Base image generation, upscaling, background removal, and community models；Unused stamina resets daily; standard queue; excludes custom LoRA training；Refreshes daily, no renewal；Perpetual access Standard VIP2026-11-01 ↗ Monthly price not verified — Monthly Higher daily Stamina allowance, bonus coins, and fast-track queues Fast-track generation, concurrent tasks, and commercial licensing；Pricing visible inside account store (typically approx $9.99/mo)；Auto-renews monthly；Active during billing month 2 plan / billing-period records, all listed; — means that period is not recorded. Uses daily regenerating Stamina (~150/day free) plus persistent Coins; paid plans include Standard VIP (~$9.99/mo), Pro (~$29.99/mo), and SVIP tiers detailed within account portals. Verification has gaps; unknown prices and quotas are not inferred. Cancellation, sources & verification recordCancellation and refund terms unverified SeaArt AI Official Homepage and Community ↗ · 2026-11-01 Capture 1 ↗ | Current Chinese web CNY Free and PRO 3/6/12-month plans · 2026-10-20 Plan · source date Monthly / one-time Annual bill / period Quota & limits Free2026-10-20 ↗ Free Free Free Free without a usage-count limit; downloads up to 600px, one image at a time Ads and Magic Studio logo PRO · 3 months2026-10-20 ↗ CNY 149.99/3 months Other period Other period High-resolution downloads, no ads/branding, batch editing; access to all editing tools Rules [1] PRO · 6 months2026-10-20 ↗ CNY 249.99/6 months Other period Other period High-resolution downloads, no ads/branding, batch editing; access to all editing tools Rules [1] PRO · 12 months2026-10-20 ↗ — CNY 239.99/year Annual High-resolution downloads, no ads/branding, batch editing; access to all editing tools Rules [1] 4 plan / billing-period records, all listed; — means that period is not recorded. Pricing now loads: 3/6/12-month totals are CNY 149.99/249.99/239.99. The current 12-month promotion is preserved without multiplying rounded monthly prices. Free use has no count limit but is capped at 600px with branding. Paid pixel limits, renewal amounts and other regional quotes are not stated in this component. Verification has gaps; unknown prices and quotas are not inferred. Cancellation, sources & verification recordFAQ states no refunds except where legally required; a separate renewal-cancellation flow was not verified Official plans and usage terms ↗ · 2026-10-20 Capture 1 ↗ Loaded CNY subscription pricing and FAQs ↗ · 2026-10-20 Capture 1 ↗ · Capture 2 ↗ · Capture 3 ↗ · Capture 4 ↗ |
| Free & trial allowance on the test date | ~150 daily Stamina refreshed every 24h (~3.6-4 Stamina per removal, allowing ~35-40 free removals daily) | Unlimited free guest cutouts and backdrop color changes at 640×640 export resolution; full resolution requires Pro |
| Cancellation & refunds | Not verified | FAQ states no refunds except where legally required; a separate renewal-cancellation flow was not verified |
| Disclosure of costs & limits | Estimated cost clearly shown before triggering removal (4 Stamina, discounted to 3.6) | Displayed in the two-option modal upon clicking Download |
| Task quality | ||
| Measured fixture results | Edge error MAD: 0.0941 (Lower is better) · Global error SAD(k): 42.688 (Lower is better) · Foreground retention: 99.840% (Higher is better) · Background residue: 0.020% (Lower is better) | Edge error MAD: 0.2284 (Lower is better) · Global error SAD(k): 44.49 (Lower is better) · Foreground retention: 99.100% (Higher is better) · Background residue: 0.420% (Lower is better) |
| Fixture findings | Delivers 99.84% foreground recall and 0.02% background leak at 2048x2048, with natural boundary transitions, authentic Alpha channel, and zero watermarks. | The tested subject was intact with little edge merging; the historical free output was 640px, while current limits are listed in pricing. |
| Original historical observation | SeaArt demonstrated top-tier precision on anchor_bgremove_v1, preserving delicate curly hair strands (99.84% recall) with near-zero background residue (0.02% leak) at 2048x2048. | Magic Studio Background Remover produced a clean 640×640 cutout in 6.2s scoring 98.58% IoU and SAD = 44.49k with natural curly hair contours and zero background islands. |
| Suitable uses · historical assessment | Designers and creators requiring ultra-high hair strand retention and full 2048px clean PNGs | Users needing a fast 6-second no-login cutout with instant solid/gradient backdrop replacement at 640px preview resolution |
| Result & output evidence | ||
| Delivery capabilities | ||
| Recorded export specifications | 2048 × 2048 · PNG · No watermark in test | 640 × 640 · PNG · Check watermark record |
| Historical specification note · not an official maximum | 2048 × 2048 (100% original size transparent PNG, no watermarks) | 640×640 on free tier (9.77% pixel area retained, stamped with 'MagicStudio' watermark; full 2048×2048 requires Pro subscription) |
| Watermark observation | No watermark | Clean 640×640 cutout (modal notes low-res free tier terms) |
| Batch & API | Single-image processing and gallery history management | Batch editing and API available on Pro tier |
| Recorded free-tier dimensions | 2048 × 2048 | 640 × 640 |
| Attached file dimensions | 2048 × 2048 · PNG | 640 × 640 · PNG |
| Speed & reliability | ||
| Timing observation | Network-observed server wait: 15.49s · End-to-end reference: 15.49s | Network-observed server wait: 6.2s · End-to-end reference: 7.8s |
| Date & fixture | 2026-11-04 · anchor_bgremove_v1 · US-West (California, AS2914) | 2026-10-17 · anchor_bgremove_v1 · US-West (California, AS2914) |
| Repeated tests & reliability | No standardized repetition count, success rate or variability range is recorded. | No standardized repetition count, success rate or variability range is recorded. |
| Interaction experience | ||
| Account requirements | Account required in this test | No login in this test |
| Sign-in methods | Account required (Google SSO and email registration supported) | No login required for 640×640 export; Email/Google login for Pro subscribers |
| Manual adjustment | Not verified | Manual erase / adjustment recorded in the historical flow |
| Interaction observations | Not verified | No signup or login required to run cloud background removal and export the 640×640 PNG. |
| Background & reputation | ||
| Service lifecycle notice | Not verified | Not verified |
| Operator | STAR CLOUD PTE. LTD. | Magic Studio Inc. |
| Recorded origin | Not verified | USA / Global Remote Team (Founded 2021) |
| Domain history record | Not verified | 2021–present |
| Background & reputation assessment | Not verified | Developed by Magic Studio Inc. (over 150M users worldwide), widely used across Shopify and e-commerce product photography workflows. |
| External reputation record | Not verified | High SEO traffic across AI image tools, though frequently criticized by users for surprise watermarks after 'Free to use' landing claims. |
| Engineering & privacy | ||
| Processing location | Uploaded for cloud processing | Uploaded for cloud processing |
| Third-party tracking record | Google Tag Manager · Cloudflare · Stripe | Not verified |
| Engineering & privacy assessment | Not verified | Fast AWS S3 edge upload and inference (~6.2s); temporary session files are purged periodically. |
| Retention statement | Explicit retention period unconfirmed; inspect policy record | Explicit retention period unconfirmed; inspect policy record |
| Evaluation basis | ||
| Pricing transparency | 25.5 / 35 Anonymous guests can upload a 2048×2048 image and immediately inspect the cutout and background color picker. Clicking Download opens a split modal offering Pro high-res plans on top and a free "Download in Low Resolution" (640×640) button below (02_workspace.png, 03_download.png). | |
| Interaction restraint | 24 / 30 No signup or login required to run cloud background removal and export the 640×640 PNG. | |
| Background & reputation | 18 / 20 Developed by Magic Studio Inc. (over 150M users worldwide), widely used across Shopify and e-commerce product photography workflows. | |
| Engineering & privacy | 12 / 15 Fast AWS S3 edge upload and inference (~6.2s); temporary session files are purged periodically. | |
| Task quality | 58 / 65 Transition band error mad_band=0.0941 · Global SAD(k)=42.688 · Foreground recall 99.84% / Background leak 0.020% | 51.8 / 65 High silhouette segmentation accuracy (IoU = 98.58%, SAD = 44.49k, MSE = 0.00318) with clean curly hair contours, limited primarily by the 640×640 free export resolution (51.8/65). |
| Deliverable specifications | 20 / 20 True Alpha channel (8/8); Max deliverable spec: 2048 × 2048 (100% original size transparent PNG, no watermarks) | 15.5 / 20 Free guest tier exports a 640×640 RGBA transparent PNG (9.77% pixel area retained); full 2048×2048 resolution requires Pro (15.5/20). |
| Processing speed | 8 / 15 Network-observed server wait: 15.49s (API mode: async_verified; network upload 0s / end-to-end 15.49s shown for reference only, never penalized) | |
