NAPA Auto Parts vs Partmaster:Which is more popular?
In September 2026, Partmaster had more branded searches than NAPA Auto Parts among automotive parts retailers in New Zealand. Partmaster had about 5,400 branded searches, while NAPA Auto Parts had 2,400. Partmaster made up 2.6% of all automotive parts retailer searches we track, and NAPA Auto Parts accounted for 1.1%. When we asked ChatGPT and Google AI Overviews about automotive parts retailers, NAPA Auto Parts appeared in two of the five answers and Partmaster in one. NAPA Auto Parts and Partmaster were each mentioned first in one of the two answers that named either.
Who do people search for more?
Partmaster, about 2 searches for every 1 for NAPA Auto Parts
Who does AI mention more?
NAPA Auto Parts, mentioned in 2 of 5 answers, Partmaster in 1
Who does AI recommend more?
Each is named first in 1 of 2 answers.
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Top automotive parts retailers in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, NAPA Auto Parts was mentioned in two out of five: in one of the three ChatGPT answers and in one of the two Google AI Overviews. Partmaster was mentioned in one out of five: in one of the three ChatGPT answers, but not in either of the two Google AI Overviews. NAPA Auto Parts and Partmaster were each listed first in one of the two answers that named either.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Repco1st
Supercheap Auto2nd
BNT3rd- NAPA Auto Parts4th
- Partmaster5th
AutoOne–
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
- Repco5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Supercheap Auto4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- BNT3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- NAPA Auto Parts2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Partmaster1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- AutoOne0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about automotive parts retailers
5 answers
Asked ChatGPT
“Which automotive parts retailer should I shop at in New Zealand?”
Asked ChatGPT
“What are the best automotive parts retailers in New Zealand?”
Asked ChatGPT
“What's the best automotive parts retailer in New Zealand for car parts?”
Searched Google, AI Overview
“automotive parts nz”
Searched Google, AI Overview
“car parts nz”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in New Zealand on October 19, 2026.
Is NAPA Auto Parts or Partmaster more popular in search?
This chart shows how often people search Google for NAPA Auto Parts and Partmaster by name. Each line represents a brand's share of searches for all six automotive parts retailers we track, month by month, from searches in New Zealand.
Share of searches by month for Partmaster, NAPA Auto Parts. The figures are in the table below the chart.
View monthly share of searches table
| Month | Repco | Supercheap Auto | BNT | Partmaster | NAPA Auto Parts | AutoOne |
|---|---|---|---|---|---|---|
| Oct 2025 | 47% | 43.4% | 7% | 1.9% | 0.66% | 0.07% |
| Nov 2025 | 46.6% | 44.2% | 6.4% | 1.9% | 0.83% | 0.06% |
| Dec 2025 | 47.9% | 44.4% | 5.4% | 1.6% | 0.7% | 0.06% |
| Jan 2026 | 46.8% | 43.2% | 7% | 1.9% | 1% | 0.07% |
| Feb 2026 | 46.4% | 43.2% | 6.9% | 2.3% | 1% | 0.09% |
| Mar 2026 | 46% | 42.8% | 7.8% | 2.3% | 1% | 0.09% |
| Apr 2026 | 46.7% | 43.5% | 7% | 1.9% | 0.81% | 0.06% |
| May 2026 | 53.4% | 35.2% | 8% | 2.6% | 0.77% | 0.08% |
| Jun 2026 | 52% | 35.6% | 8.8% | 2.6% | 0.9% | 0.08% |
| Jul 2026 | 53.3% | 35.1% | 8% | 2.6% | 0.92% | 0.08% |
| Aug 2026 | 52.5% | 34.6% | 8.9% | 2.6% | 1.4% | 0.08% |
| Sep 2026 | 52.6% | 34.7% | 8.9% | 2.6% | 1.1% | 0.08% |
How has the NAPA Auto Parts and Partmaster comparison changed over the last 12 months?
3 findings
- Partmaster was ahead of NAPA Auto Parts in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, NAPA Auto Parts’ share of searches among automotive parts retailers in New Zealand moved from 0.66% to 1.1%, and its estimated monthly branded searches moved from 1.9K to 2.4K.
- Across the 12 months ending September 2026, Partmaster’s share of searches among automotive parts retailers in New Zealand moved from 1.9% to 2.6%, and its estimated monthly branded searches held steady at 5.4K.
How did search popularity change for New Zealand automotive parts retailers in September 2026?
1 change
Estimated monthly branded searches for NAPA Auto Parts in New Zealand rose 26.3% over 12 measured months, from 1.9K to 2.4K in September 2026.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using NAPA Auto Parts’ and Partmaster’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.
NAPA Auto Parts
1 branded search term
- napa auto parts
Partmaster
1 branded search term
- partmaster
Other head-to-heads among automotive parts retailers
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