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Brand ComparisonAmazon vs eBay seller

Amazon vs eBay 2025

Amazon vs eBay 2025 by Mention Network: AI tracks which marketplace wins for seller fees, buyer traffic, and which platform bans sellers less.

Key Findings

Which brand leads in AI visibility and mentions.

eBay dominates over Amazon in AI visibility for 2025

418AI mentions analyzed
6AI Apps tested
5different prompts evaluated
Last updated:Nov 07, 2025

AI Recommendation

Brands most often recommended by AI models

eBay

Top Choice

6/6

Models Agree

Popularity Ranking

Overall ranking based on AI brand mentions

eBay

Rank #1

1/1

Total Analyzed Answers

Trending Mentions

Recent shifts in AI model responses

Depop

Rising Star

80%

Growth Rate

Brand Visibility

Analysis of brand presence in AI-generated responses.

AI Visibility Share Rankings

Brands ranked by share of AI mentions in answers

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AI Visibility Share Over Time

Visibility share trends over time across compared brands

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ebay
amazon web services (aws)
etsy
shopify
facebook

Topics Compared

Key insights from AI Apps comparisons across major topics

"Which marketplace is better for selling new products?"

Amazon Web Services (AWS) and eBay emerge as the leading marketplaces for selling new products based on consistent high visibility shares and perceived robustness across models. Their strong recognition and ecosystem support make them standout choices for sellers.

perplexity
perplexity

Perplexity favors Amazon Web Services (AWS) and Walmart, both with a 2.7% visibility share, for selling new products due to their extensive reach and infrastructure for scalability. Its tone is neutral, focusing on market presence without strong bias.

gemini
gemini

Gemini highlights eBay and Amazon Web Services (AWS), each with a 2.7% visibility share, as top marketplaces for new products, emphasizing their established user bases and transactional reliability. The tone is positive, reflecting confidence in their ecosystem strength.

chatgpt
chatgpt

ChatGPT strongly favors eBay and Amazon Web Services (AWS), both at 8.7% visibility share, for selling new products due to their dominant market positions and seller-friendly tools. Its tone is highly positive, showcasing clear preference for their accessibility and reach.

deepseek
deepseek

Deepseek leans toward Shopify, Amazon Web Services (AWS), Walmart, and Etsy, each with a 2.7% visibility share, for selling new products, citing their innovation in user experience and niche community engagement. The tone is neutral, balancing multiple options without strong favoritism.

grok
grok

Grok equally supports Shopify, eBay, Amazon Web Services (AWS), Walmart, and Etsy, all at 2.7% visibility share, for new product sales, pointing to their diverse seller tools and community adoption patterns. Its tone is positive, reflecting optimism about their capabilities.

"Which platform gives sellers more control and safety?"

Shopify and eBay emerge as the leading platforms for seller control and safety across most models due to their consistent visibility and perceived robust seller tools and protective policies.

deepseek
deepseek

Deepseek shows a slight favoring of Shopify, eBay, AWS, and Etsy, each with a 2.7% visibility share, suggesting a perception of balanced control and safety features. The sentiment tone is neutral, focusing on equal distribution without explicit bias toward any platform.

chatgpt
chatgpt

ChatGPT favors eBay with an 8.7% visibility share, followed by Shopify at 7.8%, indicating a perception of strong seller control and safety mechanisms on these platforms. The tone is positive, reflecting confidence in their ecosystems for seller protection.

gemini
gemini

Gemini leans toward Shopify, AWS, and Etsy, each at 3.4% visibility share, implying comparable strengths in user control and safety protocols. The tone is neutral, with no strong preference but a focus on established platforms.

perplexity
perplexity

Perplexity highlights Shopify and BigCommerce at 2.7% visibility share, alongside eBay and AWS at 2.4%, suggesting a perception of adequate control features and safety nets. The sentiment tone is neutral, with an analytical focus on platform capabilities.

grok
grok

Grok equally favors Shopify, eBay, AWS, and Etsy at 2.7% visibility share, indicating a perception of reliable seller control and safety across these platforms. The tone is positive, reflecting trust in their established ecosystems.

"Which marketplace is better for used and vintage items?"

eBay and Etsy emerge as the leading marketplaces for used and vintage items across most AI models due to their consistently high visibility shares and perceived specialization in diverse, authentic vintage offerings.

chatgpt
chatgpt

ChatGPT shows a balanced favor toward Poshmark, eBay, and Etsy, each with an 8.7% visibility share, citing their broad user bases and strong reputation for used and vintage items. Its tone is positive, emphasizing accessibility and variety in these platforms.

deepseek
deepseek

DeepSeek leans slightly toward Poshmark, Depop, Facebook, eBay, and Etsy, each at 2.9% visibility, highlighting their community-driven ecosystems for used goods. The tone is neutral, focusing on diverse niche appeal without strong preference.

gemini
gemini

Gemini favors Depop, Facebook, eBay, and Etsy, each with a 2.9% visibility share, pointing to their user-friendly interfaces and targeted appeal for vintage fashion and collectibles. Its tone is positive, stressing ease of use and curated selections.

grok
grok

Grok equally supports Poshmark, Depop, Facebook, eBay, and Etsy at 2.7% visibility share, valuing their established networks for second-hand and vintage markets. The tone is neutral, focusing on widespread adoption without deep critique.

perplexity
perplexity

Perplexity slightly prefers eBay and Etsy, both at 2.7% visibility share, for their extensive catalogs and credibility in vintage and used goods. Its tone is positive, underscoring institutional trust and specialized inventory.

"Which platform offers better seller support and policies?"

eBay and Amazon Web Services (AWS) emerge as the leading platforms for seller support and policies based on consistent visibility and inferred focus across models. Their prominence suggests perceived reliability and robust seller ecosystems over competitors like Shopify and Etsy.

perplexity
perplexity

Perplexity shows a slight favor toward eBay and Amazon Web Services (AWS), each with a 2.7% visibility share, significantly higher than other platforms like Shopify or Etsy at 0.5%. Its neutral tone implies no strong bias but highlights these platforms as notable for seller-related discussions, likely due to established policies.

chatgpt
chatgpt

ChatGPT leans toward eBay (9.7%) and AWS (9.7%) with the highest visibility shares, followed closely by Shopify (8.5%) and Etsy (8.7%), indicating a positive sentiment for their seller support structures. The focus on these platforms suggests a perception of comprehensive tools and policies tailored for sellers.

gemini
gemini

Gemini favors eBay (3.4%) and AWS (3.4%) alongside Etsy (3.2%) and Shopify (2.9%), with a neutral-to-positive tone reflecting their relevance in seller support ecosystems. The data implies a balanced view, with emphasis on platforms offering scalable solutions for sellers.

grok
grok

Grok equally highlights Shopify, eBay, AWS, and Etsy, each at 2.7% visibility, with a neutral tone suggesting no clear leader but an implied focus on their seller policies as critical. The equal distribution indicates a perception of comparable support mechanisms across these major platforms.

google
google

Google shows low and evenly distributed visibility (0.2%) across multiple platforms including Shopify and Mercari, with a neutral tone due to limited data depth. This suggests no strong preference or detailed insight into seller support policies for any specific platform.

deepseek
deepseek

Deepseek prioritizes AWS (2.9%) and eBay (2.7%) over Shopify (1.9%) and Etsy (1.5%), with a neutral-to-positive tone inferring a focus on robust infrastructure for seller support. The higher visibility for AWS and eBay likely reflects perceived technical and policy reliability for sellers.

"Which marketplace generates higher profit margins?"

eBay and Amazon Web Services (AWS) emerge as the leading marketplaces for higher profit margins across most models due to their significant visibility shares and perceived scalability in transaction volume and infrastructure efficiency.

deepseek
deepseek

Deepseek favors eBay and Apple with high visibility shares of 2.2% and 2.4% respectively, suggesting a perception of strong market presence that could correlate with higher profit margins through large user bases and transaction volumes. Its tone is neutral, focusing on visibility data without explicit sentiment on profitability.

grok
grok

Grok highlights Amazon Web Services (AWS) and Etsy, both at 2.7% visibility share, indicating a focus on platforms with robust infrastructure or niche market dominance as drivers of profit margins. The tone is neutral, emphasizing data over explicit profitability judgments.

chatgpt
chatgpt

ChatGPT strongly favors Amazon Web Services (AWS) at 7.5% and eBay at 7.3% visibility share, pointing to their extensive ecosystems and scalability as key to higher profit margins. The tone is positive, reflecting confidence in these platforms’ ability to generate revenue efficiently.

perplexity
perplexity

Perplexity leans toward Amazon Web Services (AWS) at 2.7% and eBay at 2.2% visibility share, suggesting a belief in their established market positions as conducive to higher profit margins. The tone is neutral, grounded in visibility metrics without overt bias.

gemini
gemini

Gemini prioritizes Amazon Web Services (AWS) and Etsy, both at 3.4%, alongside eBay and Shopify at 3.2%, indicating a perception that diverse marketplace models with strong adoption patterns drive profit margins. The tone is slightly positive, reflecting optimism about their ecosystem strength.

FAQs

Key insights into your brand's market position, AI coverage, and topic leadership.

Is it better to sell on Amazon or eBay?

Amazon for new products and FBA automation (15% fees, massive traffic). eBay for used/vintage items and auctions (12.9% fees, more seller control). Amazon generates higher sales volume but brutal competition and account suspension risks. eBay is safer for sellers, less traffic but better for unique items. Amazon averages 3x more sales but 2x higher fees. Most successful sellers use both platforms.

Which has lower fees: Amazon or eBay?

eBay is cheaper at 12.9% final value fee vs Amazon's 15% referral fee, but hidden costs matter. Amazon FBA adds storage, fulfillment, removal fees that crush margins. eBay has promoted listings fees and PayPal costs. For self-shipped items, eBay saves 2-3%. For FBA convenience, Amazon's total fees hit 30-40% of sale price. eBay also allows external traffic without penalties, Amazon doesn't.

Why do sellers get banned on Amazon vs eBay?

Amazon suspends accounts aggressively for policy violations, performance drops, or no reason with funds held 90 days. eBay is more lenient but cracks down on counterfeits and shill bidding. Amazon's appeal process is notoriously bad—automated rejections, no human support. eBay provides actual customer service and clearer policies. Thousands of Amazon sellers lose businesses overnight; eBay bans are rarer and more predictable.

Does eBay or Amazon have more buyers?

Amazon crushes eBay in traffic: 200M+ Prime members vs eBay's 132M active buyers. Amazon processes 5x more transactions daily. Amazon buyers spend more per order ($50+ average) and convert faster. eBay buyers hunt for deals, used items, and auctions—lower average cart but higher profit margins. Amazon dominates new product sales; eBay leads in collectibles, vintage, and refurbished categories.

Can you sell on both Amazon and eBay?

Yes, smart sellers do multi-channel to diversify risk and maximize reach. Use Amazon for high-volume new products, eBay for unique/used items and overflow inventory. However, managing inventory across platforms is complex—overselling causes account issues. Use repricing tools and inventory sync software. Amazon's restrictive policies may prohibit directing customers elsewhere. Best practice: test both, focus on whichever generates better ROI for your niche.

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