Martz Group

Auto Parts & Accessories • United Statesmartzgroup.com

Review data last updated August 11, 2026.

Request Custom AnalysisSign up free to see everything

Based on public reviews and response behavior.

Overall Score

37/100

3.39 ★ average rating · 600 reviews

Competitive Performance Rank

Among fully-analyzed Auto Parts & Accessories companies

#140of 148

Top 95% · Bottom Tier

#1 (best)#148 (worst)

#138Peer

#139Peer

#140This company

#141Peer

#142Peer

Overall Customer Sentiment

Below Average

51% of reviews positive, 47% negative

51%

positive

Positive51%
Neutral2%
Negative47%

Sentiment Balance

Covering January 2022 — 3 reviews, not the company's full review history.

Positive sentiment

Neutral sentiment

Negative sentiment

—

positive

Positive—
Neutral—
Negative—

Takeaway: Positive sentiment accounts for 0% of reviews in this period, with 100% negative and 0% neutral.

Sentiment Trend Over Time

Reviews (Count)

Showing 581 reviews across the months with enough data to chart reliably (min 3/month), most recent: January 2022.

Sentiment has been declining over the period shown.

Theme Distribution

Share of theme mentions

Customer Support

19.6%

Loyalty

19.0%

Pricing

14.5%

Product Quality

14.4%

Response Speed

10.3%

Most feedback concerns Customer Support.

The most common complaint theme is Customer Support, making up 19.6% of all theme mentions.

Churn Signal Score

Rule-based: negative-review share, churn-intent phrases, and sentiment movement over time.

HIGH52/100

52/100

signal score

•Built from a negative-review share of 49.7% across this company's analyzed reviews.
•1 review contain phrases that signal intent to leave, such as cancelling or switching provider.
•The share of negative reviews has held steady over time, so the trend doesn't move the score.

Reviewer Breakdown

Star split and recent-versus-earlier sentiment.

3.4avg rating

5★

41.2%

4★

12.8%

3★

12.0%

2★

11.5%

1★

22.5%

Based on 600 analyzed reviews. Sentiment is holding steady: 0.0% of reviews in the last three months were positive, compared with 0.0% in the three months before that.

Unlock full insights