eSUN PLA Basic Filament 1.75mm, 3D Printer Filament High Speed PLA for Fast Printing, 1KG Spool (2.2 LBS) 3D Printing Filament for High Speed 3D Printers, Black

eSUN PLA Basic Filament 1.75mm, 3D Printer Filament High Speed PLA for Fast Printing, 1KG Spool (2.2 LBS) 3D Printing Filament for High Speed 3D Printers, Black

Amazon.com: eSUN PLA Basic Filament 1.75mm, 3D Printer Filament High Speed PLA for Fast Printing, 1KG Spool (2.2 LBS) 3D Printing Filament for High Speed 3D Printers, Black : Industrial & Scientific

ASIN: B0CS35CKPJ
Analysis Date: Nov 14, 2025

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Review Analysis Results

C
Authenticity Grade
25.00%
Fake Reviews
4.75
Original Rating
4.20
Adjusted Rating

Analysis Summary

The review set shows moderate concerns with a 25% fake percentage estimate. Analysis reveals: (1) Extremely high positive bias with 6/8 reviews being 5-star (75%) and 2/8 being 4-star (25%), creating an unnatural perfect rating distribution; (2) All reviews are from verified purchases ('U' designation), which typically indicates legitimacy but could also suggest coordinated purchasing; (3) The pattern of exclusively high ratings without any critical feedback is statistically unusual for most products. However, the verified purchase status and lack of obvious bot-like language patterns prevent a higher fake percentage assessment. This could represent either genuine customer satisfaction or a coordinated review campaign.

Review Statistics

1,918
Total Reviews on Amazon
-0.55
Rating Difference

Price Analysis

eSUN PLA filament is a well-rated mid-range option in the 3D printing market. With typical pricing between $18-35 for quality PLA, this product's 4.75/5 rating suggests good value at its price point. Monitor for discounts below $20 and consider buying during major sales events for the best value.

MSRP Assessment

Estimated MSRP: $25.99
Source: Market research
Amazon Price: Unable to compare

Market Position

Positioning: Mid-range
Alternatives Range: $18-$35
Value: eSUN offers reliable quality at competitive pricing, positioned between budget filaments and premium brands with excellent ratings suggesting good value.

Buying Tips

Best Time to Buy: Best deals often during Prime Day, Black Friday, and back-to-school periods when 3D printing supplies see promotions.
Deal Indicators: Look for prices below $20, subscribe & save discounts, coupon offers, or multi-pack bundles for better per-spool pricing.
Watch For: Watch for unusually low prices (below $15) which may indicate counterfeit, old stock, or poor quality filament; verify seller reputation.
Price analysis generated by AI based on product category and market research. Actual prices may vary. Last analyzed: Dec 1, 2025

Understanding This Analysis

What does Grade C mean?

This product has moderate review authenticity concerns. A notable portion of reviews show suspicious patterns. Consider reading reviews carefully before purchasing.

Adjusted Rating Explained

The adjusted rating (4.20 stars) represents what we estimate this product's rating would be if fake reviews were removed. This product's adjusted rating is lower than Amazon's displayed rating (4.75 stars), suggesting positive fake reviews may be inflating the score.

How We Detect Fake Reviews

Our AI analyzes multiple factors: language patterns (generic vs. specific), reviewer behavior (history, timing), temporal anomalies (review clusters), verification status, sentiment authenticity, and statistical outliers. No single factor determines a review is fake - we look at the combination of signals.

Important Limitations

No automated system is perfect. Sophisticated fake reviews can evade detection, and some genuine reviews may be incorrectly flagged. Use this analysis as one data point in your purchasing decision, not the only factor. Reading actual review content yourself is always valuable.

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