How does RateBud detect fake Amazon reviews?

RateBud uses advanced AI to analyze review patterns, language authenticity, timing anomalies, and content quality. We examine reviewer behavior, review velocity, and linguistic markers to detect fake reviews with high accuracy.

What does the trust score mean?

The trust score is a percentage from 0-100% indicating review authenticity. This product scored 92% (Grade A). Scores above 80% indicate highly trustworthy reviews, 60-79% are generally reliable, and below 60% suggest caution.

Is RateBud's review analysis free?

Yes, RateBud's AI-powered review analysis is completely free. We analyze Amazon reviews to help you avoid fake reviews and make informed purchasing decisions. No signup required.

✅ Shark NV151 Navigator Swivel Pro Complete Upright Vacuum with HEPA Filtration, Swivel Steering, Pet Power Brush, Crevice Tool & Upholstery Tool, for Pet Hair & Multi-Surface Cleaning, Navy Review Analysis

Name: Shark NV151 Navigator Swivel Pro Complete Upright Vacuum with HEPA Filtration, Swivel Steering, Pet Power Brush, Crevice Tool & Upholstery Tool, for Pet Hair & Multi-Surface Cleaning, Navy
Brand: Shark
SKU: B0828C2TDB
Price: 170.08 USD
Availability: InStock
Rating: 4.4 (19795 reviews)

Analysis Summary

Analysis is 89.4 days old. Re-run to get the latest review data and insights.

Based on this analysis, the Shark NV151 Navigator Swivel Pro upright vacuum has received overwhelmingly positive reviews from customers, with a rating of 4.4/5 and an overall score of 92/100. The high review credibility and product consistency scores suggest that this product is reliable and consistent in its performance. However, the lower review content quality score may indicate that some reviews are lacking in detail or specificity, which could be a concern for customers looking for a thorough understanding of the product's features and benefits.

Review Timeline

Review patterns over time - spikes may indicate manipulation

93%

Velocity Score

Spikes

None found

Peak

Reviews/mo

Timeline

Months

Pattern Analysis

Good: Review pattern appears natural with steady growth. No suspicious spikes that might indicate review manipulation.

Keyword Analysis

Common phrases and their authenticity patterns

79%

Authenticity

I love this product(5)best vacuum I've ever owned(8)

Positive

Natural phrases

Critical

Genuine concerns

Suspicious

Generic phrases

Language Authenticity

Vocabulary Diversity97%

Natural Language Flow98%

Unique Phrasing91%

Good: Language patterns appear natural with good diversity. Reviews use varied vocabulary and authentic expressions.

Recommendation

✅ Recommended

Analysis Date

October 21, 2025

Total Reviews

19,795 reviews analyzed

Understanding This Trust Score

Shark NV151 Navigator Swivel Pro Complete Upright Vacuum wit... received a Grade A with a trust score of 92/100. This product has earned our highest trust rating. The review patterns show authentic customer feedback with natural language variation, consistent timing, and verified purchases. You can shop with confidence.

What This Means:

•Reviews show natural language diversity
•No suspicious timing patterns detected
•High percentage of verified purchases
•Review velocity matches expected sales patterns

What Reviewers Are Saying

Based on our analysis of customer reviews for Shark NV151 Navigator Swivel Pro Complete Upright ..., here are the most common themes and opinions shared by verified buyers:

✓ Commonly Praised:

I love this product (5x)

Overall sentiment: Based on this analysis, the Shark NV151 Navigator Swivel Pro upright vacuum has received overwhelmingly positive reviews from customers, with a rating of 4.4/5 and an overall score of 92/100. The high review credibility and product consistency scores suggest that this product is reliable and consistent in its performance. However, the lower review content quality score may indicate that some reviews are lacking in detail or specificity, which could be a concern for customers looking for a thorough understanding of the product's features and benefits.

Frequently Asked Questions

Are the reviews for Shark NV151 Navigator Swivel Pro Complet... real?

▼

Based on our AI analysis, approximately 92% of reviews appear authentic, while 8% show patterns consistent with potentially fake or incentivized reviews. Overall, you can trust most reviews for this product.

How does RateBud detect fake reviews?

▼

Our AI analyzes multiple factors including review timing patterns, language similarity, reviewer history, and purchase verification. For this product, we analyzed 19,795 reviews to calculate the trust score.

Should I buy Shark NV151 Navigator Swivel Pro Complet...?

▼

Based on our analysis, this product has trustworthy reviews and appears to be a safe purchase. The A grade indicates excellent review authenticity.

Shopping Tips

This product has 19,795 reviews with a Grade A trust score. Here's what to keep in mind:

💡Always prioritize verified purchase reviews over unverified ones
💡Look for detailed reviews that mention specific pros and cons
💡Be cautious of products with sudden spikes in positive reviews

Ready to make your purchase?

Based on our analysis, you can make an informed decision. Click below to purchase this product on Amazon.

✨ Premium Quality Product

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