Brandwave

Motor oil brands in New Zealand:Which brands are most popular in search?

In August 2026, Penrite was the most searched among motor oil brands in New Zealand, with an estimated 6.1K branded searches and 43% estimated Share of Search within this set.

Share of Search, August 2026
  1. Penrite43%
  2. Castrol33.7%
  3. Valvoline10.2%
  4. Mobil 17.1%
  5. Nulon5%
  6. Shell Helix1.1%

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Share of SearchLeaderboard

Compare the engine oil brands New Zealand drivers and workshops use. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time.

Share of Search among motor oil brands in New Zealand, by month

Share of Search by month for Penrite, Castrol, Valvoline, Mobil 1, Nulon. The figures are in the table below the chart.

View monthly share of search table
MonthPenriteCastrolValvolineMobil 1NulonShell Helix
Oct 202547.1%31.1%10.3%4.9%5.8%0.77%
Nov 202541.2%34.9%11.7%5.8%5.3%1.1%
Dec 202543.7%34.3%11.2%5.1%4.5%1.2%
Jan 202642.5%34.2%11.5%4.9%5.4%1.5%
Feb 202640.6%33.1%12.7%7.9%4.5%1.1%
Mar 202637.5%34.5%12.3%11%3.5%1.2%
Apr 202644.8%29.8%11.6%9.8%3.2%0.96%
May 202637.1%30.9%10.7%16.2%4.2%0.94%
Jun 202635.1%32.4%10.6%17.5%3.3%0.98%
Jul 202639.6%32.3%10.7%11.2%5.2%0.98%
Aug 202643%33.7%10.2%7.1%5%1.1%
Sep 2026——————

This month’s ranking, August 2026

  1. 1.Penrite

    43%

    held 1st · 6.1K estimated branded searches · +7.2% vs prior month · +3.4 points

  2. 2.Castrol

    33.7%

    held 2nd · 4.8K estimated branded searches · +3.2% vs prior month · +1.4 points

  3. 3.Valvoline

    10.2%

    moved from 4th to 3rd · 1.4K estimated branded searches · -5.9% vs prior month · -0.5 points

  4. 4.Mobil 1

    7.1%

    moved from 3rd to 4th · 1K estimated branded searches · -37.9% vs prior month · -4.2 points

  5. 5.Nulon

    5%

    held 5th · 710 estimated branded searches · -5.3% vs prior month · -0.2 points

  6. 6.Shell Helix

    1.1%

    held 6th · 150 estimated branded searches · +7.1% vs prior month · +0.1 points

Compare search popularity between leading brands

Which brand is most popular in search among motor oil brands in New Zealand?

In August 2026, Penrite was the most searched among motor oil brands in New Zealand, with an estimated 6.1K branded searches and 43% estimated Share of Search within this set. Castrol is in 2nd place, 9.2 percentage points behind at 33.7% Share of Search.

New Zealand motor oil brands, last 12 months ending September 2026
BrandShare of SearchPeakLowRank
Penrite47.1% → 43%47.1%Oct 202535.1%Jun 20261st
Castrol31.1% → 33.7%34.9%Nov 202529.8%Apr 20262nd
Valvoline10.3% → 10.2%12.7%Feb 202610.2%Aug 20263rd
Mobil 14.9% → 7.1%17.5%Jun 20264.9%Oct 20255th → 4th
Nulon5.8% → 5%5.8%Oct 20253.2%Apr 20264th → 5th
Shell Helix0.77% → 1.1%1.5%Jan 20260.77%Oct 20256th

Each finding as a sentence

  • Across the 11 months ending August 2026, Penrite’s estimated Share of Search among motor oil brands in New Zealand decreased from 47.1% to 43%.
  • Across the 11 months ending August 2026, Castrol’s estimated Share of Search among motor oil brands in New Zealand increased from 31.1% to 33.7%.
  • Across the 11 months ending August 2026, Mobil 1’s estimated Share of Search among motor oil brands in New Zealand increased from 4.9% to 7.1%.
  • Across the 11 months ending August 2026, Nulon’s estimated Share of Search among motor oil brands in New Zealand decreased from 5.8% to 5%.
  • Across the 11 months ending August 2026, Penrite’s estimated Share of Search among motor oil brands in New Zealand peaked at 47.1% in October 2025 and was lowest at 35.1% in June 2026.
  • Across the 11 months ending August 2026, Castrol’s estimated Share of Search among motor oil brands in New Zealand peaked at 34.9% in November 2025 and was lowest at 29.8% in April 2026.
  • Across the 11 months ending August 2026, Valvoline’s estimated Share of Search among motor oil brands in New Zealand peaked at 12.7% in February 2026 and was lowest at 10.2% in August 2026.
  • Across the 11 months ending August 2026, Mobil 1’s estimated Share of Search among motor oil brands in New Zealand peaked at 17.5% in June 2026 and was lowest at 4.9% in October 2025.
  • Across the 11 months ending August 2026, Nulon’s estimated Share of Search among motor oil brands in New Zealand peaked at 5.8% in October 2025 and was lowest at 3.2% in April 2026.
  • Across the 11 months ending August 2026, Mobil 1 rose from 5th to 4th among motor oil brands in New Zealand.
  • Across the 11 months ending August 2026, Nulon fell from 4th to 5th among motor oil brands in New Zealand.
  • Across the 11 months ending August 2026, Valvoline and Shell Helix held steady: their estimated Share of Search among motor oil brands in New Zealand each moved less than 0.5 percentage points.

How did search popularity change for New Zealand motor oil brands in August 2026?

  1. In August 2026, Penrite gained estimated Share of Search among motor oil brands in New Zealand, from 39.6% to 43%.

  2. In August 2026, Castrol gained estimated Share of Search among motor oil brands in New Zealand, from 32.3% to 33.7%.

  3. In August 2026, Mobil 1 lost estimated Share of Search among motor oil brands in New Zealand, from 11.2% to 7.1%.

  4. In August 2026, Valvoline lost estimated Share of Search among motor oil brands in New Zealand, from 10.7% to 10.2%.

  5. Estimated monthly branded searches for Shell Helix in New Zealand rose 50% over 11 measured months, from 100 to 150 in August 2026.

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