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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 | VanceAI | Switch / compare |
|---|---|---|---|
| Background removal | 84/100 2048 × 2048 · PNG | 84/100 1673 × 1673 · PNG | Active task |
| Image upscaling | 79/100 1024 × 1024 · PNG | 88/100 PNG · Output attached | |
| Object removal | 86/100 2048 × 2048 · PNG | Not tested in topic | Compare in task topic → |
| Image generation | 83/100 WEBP · Output attached | Not tested in topic | Compare in task topic → |
| Photo restoration | Not tested in topic | 77/100 JPEG · Output attached | Compare in task topic → |
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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 | VanceAI Background Remover (BGremover) Background removal 84/100 Seven-aspect task score Trial credit costs are confirmed upfront with login-free downloads and good hair quality; input is reduced to 1673px and files are kept for seven days by default. Tested export 1673 × 1673 · 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 ↗ | Web free, monthly, annual and pay-as-you-go; desktop and API separate · 2026-10-20 Plan · source date Monthly / one-time Annual bill / period Quota & limits Starter2026-10-20 ↗ USD 20/month USD 180/year Annual 260 credits/month Monthly 260 credits/month including a 30% bonus; removal 1 credit/image Popular2026-10-20 ↗ USD 40/month USD 360/year Annual 650 credits/month Monthly 650 credits/month including a 30% bonus; removal 1 credit/image Creator2026-10-20 ↗ USD 60/month USD 540/year Annual 1,300 credits/month Monthly 1300 credits/month including a 30% bonus; removal 1 credit/image Studio2026-10-20 ↗ USD 100/month USD 900/year Annual 2,600 credits/month Monthly 2600 credits/month including a 30% bonus; removal 1 credit/image Starter2026-10-20 ↗ USD 40 · one-time payment Usage / one-time Usage / one-time 200 credits; removal 1 credit/image Rules [1] Popular2026-10-20 ↗ USD 80 · one-time payment Usage / one-time Usage / one-time 500 credits; removal 1 credit/image Rules [1] Creator2026-10-20 ↗ USD 120 · one-time payment Usage / one-time Usage / one-time 1000 credits; removal 1 credit/image Rules [1] Studio2026-10-20 ↗ USD 200 · one-time payment Usage / one-time Usage / one-time 2000 credits; removal 1 credit/image Rules [1] 13 plan / billing-period records, all listed; — means that period is not recorded. Subscription credits include the current 30% bonus and roll over while subscribed, expiring when the subscription ends. Paid image inputs are limited to 10MB, 34MP and an 8000px long edge. Cancellation, sources & verification recordCancel anytime; remaining credits last until period end. A 7-day money-back guarantee is advertised, subject to terms. Official plans and usage terms ↗ · 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) | Anonymous visitors receive 10 free trial credits (10/10 Free trial); Remove BG costs 1 credit per image with unwatermarked transparent export |
| Cancellation & refunds | Not verified | Cancel anytime; remaining credits last until period end. A 7-day money-back guarantee is advertised, subject to terms. |
| Disclosure of costs & limits | Estimated cost clearly shown before triggering removal (4 Stamina, discounted to 3.6) | Displays input resolution and credit deduction details in an upfront confirmation modal before processing |
| 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: 0.095 (Lower is better) · Global error SAD(k): 29.121 (Lower is better) · Foreground retention: 99.890% (Higher is better) · Background residue: 0.222% (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. | Relatively clean translucent hair edges; the 2048px input became a 1673px output in this test. |
| 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. | VanceAI BGremover segments frizzy curly hair transitions cleanly (mad_band=0.0950, bg_leak=0.222%) with zero visible color fringing across green, black, and white backdrops; its only limitation is normalizing 2048px input to 1673×1673. |
| Suitable uses · historical assessment | Designers and creators requiring ultra-high hair strand retention and full 2048px clean PNGs | Users who want high-precision no-login hair cutouts (1673×1673 unwatermarked) and seamless chaining with 4x upscaling or sharpening in one workspace |
| Result & output evidence | ||
| Delivery capabilities | ||
| Recorded export specifications | 2048 × 2048 · PNG · No watermark in test | 1673 × 1673 · PNG · No watermark in test |
| Historical specification note · not an official maximum | 2048 × 2048 (100% original size transparent PNG, no watermarks) | 1673 × 1673 (unwatermarked transparent PNG) |
| Watermark observation | No watermark | No watermark |
| Batch & API | Single-image processing and gallery history management | Supports multi-image batch queues, Add to Task cross-tool chaining, and commercial REST API |
| Recorded free-tier dimensions | 2048 × 2048 | 1673 × 1673 |
| Attached file dimensions | 2048 × 2048 · PNG | 1673 × 1673 · PNG |
| Speed & reliability | ||
| Timing observation | Network-observed server wait: 15.49s · End-to-end reference: 15.49s | Network-observed server wait: 7.6s · End-to-end reference: 9.4s |
| 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) | 10 Free trial credits without login; also supports Email/Google sign-in |
| Manual adjustment | Not verified | Not verified |
| Interaction observations | Not verified | Completes background removal and exports an unwatermarked RGBA PNG without registration or pop-up gates, and allows chaining directly into 4x Upscale via Add to Task. |
| Background & reputation | ||
| Service lifecycle notice | Not verified | Not verified |
| Operator | STAR CLOUD PTE. LTD. | VanceAI Technology |
| Recorded origin | Not verified | International R&D Team (VanceAI) |
| Domain history record | Not verified | 2020–Present |
| Background & reputation assessment | Not verified | Official tool by established AI imaging software vendor VanceAI Technology (founded 2020, offering web studio, PC desktop client, and commercial API). |
| External reputation record | Not verified | Not verified |
| 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 | Upload pipeline moderately pre-scales the 2048×2048 master to 1673×1673 (~2.80 MP) for cloud GPU inference; processed files are retained for 7 days with a one-click Delete All button. |
| Retention statement | Explicit retention period unconfirmed; inspect policy record | Explicit retention period unconfirmed; inspect policy record |
| Evaluation basis | ||
| Pricing transparency | 30 / 35 Anonymous visitors entering VanceAI Picture Studio (/workspace-new/?tool=bgremover) receive "10/10 Free trial" credits immediately, see an upfront credit confirmation modal (costing 1 Credit) before processing, and export a clean unwatermarked transparent PNG (02_workspace.png, 03_download.png). | |
| Interaction restraint | 27 / 30 Completes background removal and exports an unwatermarked RGBA PNG without registration or pop-up gates, and allows chaining directly into 4x Upscale via Add to Task. | |
| Background & reputation | 18.5 / 20 Official tool by established AI imaging software vendor VanceAI Technology (founded 2020, offering web studio, PC desktop client, and commercial API). | |
| Engineering & privacy | 12.5 / 15 Upload pipeline moderately pre-scales the 2048×2048 master to 1673×1673 (~2.80 MP) for cloud GPU inference; processed files are retained for 7 days with a one-click Delete All button. | |
| Task quality | 58 / 65 Transition band error mad_band=0.0941 · Global SAD(k)=42.688 · Foreground recall 99.84% / Background leak 0.020% | 54 / 65 Transition band error mad_band=0.095 · Global SAD(k)=29.121 · Foreground recall 99.89% / Background leak 0.222% |
| Deliverable specifications | 20 / 20 True Alpha channel (8/8); Max deliverable spec: 2048 × 2048 (100% original size transparent PNG, no watermarks) | 17 / 20 True Alpha channel (8/8); Max deliverable spec: 1673 × 1673 (unwatermarked transparent PNG) |
| 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) | 10.5 / 15 Network-observed server wait: 7.6s (API mode: cloud_gpu_r2; network upload 1.8s / end-to-end 9.4s shown for reference only, never penalized) |
