What percentage of reviews are fake for this product?

28.00% of the analyzed reviews appear to be fake or inauthentic.

What is the authenticity grade for this product?

The product receives a grade of C based on review authenticity analysis.

How many reviews were analyzed?

13 reviews were analyzed for authenticity patterns.

What is the adjusted rating after removing fake reviews?

After removing suspicious reviews, the adjusted rating is 4.00 out of 5 stars.

How does this analysis help consumers?

This analysis helps consumers identify products with manipulated reviews, enabling more informed purchasing decisions based on genuine customer feedback.

Is this product priced fairly on Amazon?

Based on AI price analysis, this product is Unable to compare.

How is this product positioned in the market?

This product is positioned as a Mid-range option in its category.

400/400S Replacement Filter for Coway AIRMEGA Max2 400 400S 400(G) 400S(G) Air Purifier, Max2 Green HEPA and Active Carbon Filter Set, AP-2015-FP, 2 Set

Name: 400/400S Replacement Filter for Coway AIRMEGA Max2 400 400S 400(G) 400S(G) Air Purifier, Max2 Green HEPA and Active Carbon Filter Set, AP-2015-FP, 2 Set
Brand: Amazon
SKU: B0CM3J7JQY
Availability: InStock
Rating: 4.0 (13 reviews)

ASIN: B0CM3J7JQY

Analysis Date: Nov 23, 2025

View on Amazon Analyze Another Product View Price Analysis

As an Amazon Associate I earn from qualifying purchases.

Review Analysis Results

Authenticity Grade

28.00%

Fake Reviews

4.62

Original Rating

4.00

Adjusted Rating

Analysis Summary

The review set shows mixed authenticity signals. Positive indicators include: natural variation in review length and detail level, some critical feedback (1-star review questioning charcoal authenticity), and specific product comparisons. However, concerning patterns include: extremely high 5-star concentration (12/13 reviews), repetitive phrasing about 'perfect fit' and 'OEM alternative' across multiple reviews, and one duplicate review (R3TKABII6COVDL appears twice with identical text). The reviews generally lack detailed usage experiences beyond initial installation, and several follow similar structural templates emphasizing cost savings versus OEM. The moderate fake percentage reflects that while some reviews appear genuine, the overall pattern suggests potential review manipulation through incentivized or templated reviews.

Review Statistics

760

Total Reviews on Amazon

-0.62

Rating Difference

Price Analysis

This appears to be a well-rated replacement filter set for a premium air purifier brand. Since the current Amazon price is unknown, compare it against other sellers and consider timing your purchase during low-demand seasons. Given the high customer rating, this product likely represents solid value within the mid-range filter market.

MSRP Assessment

Estimated MSRP: Unknown

Source: Unable to determine

Amazon Price: Unable to compare

Market Position

Positioning: Mid-range

Alternatives Range: $40-$80 per filter set

Value: This replacement filter set offers good value with high customer ratings (4.62/5) for a premium air purifier brand, suggesting reliable performance compared to generic alternatives.

Buying Tips

Best Time to Buy: Best purchased during off-peak allergy seasons (late fall/winter) when demand is lower.

Deal Indicators: Look for multi-pack discounts, subscribe & save options, or bundled deals with other maintenance items.

Watch For: Watch for third-party sellers charging significantly above typical market prices, and verify compatibility with your specific Coway model before purchasing.

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 (4.00 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 (4.62 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.