NZTA
nzta.
Measured manually by one of our team, 30 to 31 October
In October 2026, an average page view on NZTA’s website weighed at least 1.49 MB: 14th of 34 New Zealand government agencies we scored.
Gradei
Grade D
- A+
- A
- B
- C
- D
- E
- F
- G
- H
Chunky.
At least1.49 MBAn average page viewi
Range this month: 1.45 to 1.54 MBi
Still downloading when we stopped measuring, so this website weighs more than this. What “at least” means
Heaviest page: Homepage, at least 1.87 MB. This blends the phone and the laptop, and the page as a first page and as a later page, the first page counting three times as much. Each page’s figures
Over time
| October 2026 | 1.49 MB |
|---|
First measured October 2026.
Among central government
Rank, lightest firsti
14th of 34
- NZTA
Phone and laptopi
Homepage, first page
Phone
1.89 MB
Laptop
at least 2.28 MB
The five pages
Homepage
/
First page
Phone 1.89 MB
Laptop at least 2.28 MB
Later page
Phone 1.01 MB
Laptop 1.40 MB
Services
/
do-it-online First page
Phone 1.54 MB
Laptop at least 1.69 MB
Later page
Phone 0.66 MB
Laptop 0.19 MB
News
/
about-us/ news-and-media First page
Phone 1.71 MB
Laptop at least 1.87 MB
Later page
Phone 0.28 MB
Laptop 0.36 MB
About
/
about-us First page
Phone 1.68 MB
Laptop at least 1.98 MB
Later page
Phone 0.53 MB
Laptop 1.09 MB
Contact
/
contact-us First page
Phone 1.46 MB
Laptop at least 1.55 MB
Later page
Phone 0.58 MB
Laptop 0.66 MB
Whose weight it is
Homepage, first page on a phone, 1.89 MB
- 1.19 MB63%
NZTA’s own files
This website
- 0.68 MB36%
Google Tag Manager
Tag manager
- 0.02 MB1%
Google Analytics
Analytics
What it is made ofi
Homepage, first page on a phone, 1.89 MB
Scripts
0.89 MBImages
0.43 MBStyles
0.36 MBFonts
0.16 MBOther
0.04 MB
The heaviest files
Across the pages we measured
Image · NZTA
2026-banner-home__FocusFillWyIwLjAwIiwiMC4wMCIsMTkyMCwxMDgwXQ.jpg
Homepage
0.47 MB
Image · NZTA
2026-banner-about-us__FocusFillWyIwLjAwIiwiMC4wMCIsMTkyMCwxMDgwXQ.jpg
About
0.44 MB
Image · NZTA
news-and-media-v2__FocusFillWyIwLjAwIiwiMC4wMCIsMTkyMCwxMDgwXQ.jpg
News
0.32 MB
Stylesheet · NZTA
icons-data-svg.css
Every page
0.27 MB
Image · NZTA
featured-tile-travelling-on-our-roads__FocusFillWyIwLjA0IiwiLTAuMDUiLDE2ODAsMTAwOF0.jpg
Homepage
0.22 MB
We found 6 savings. Here are the 5 biggest.
- Fix
- Nothing a visitor would notice
- Choice
- Removes or delays something
Worked out on a phone and a laptop. The icons show where each saving applies.
- Fix
Compress 25 of your own text files
Every page · NZTA
Saves this on every page
at least 0.24 MB
- Fix
Resize and compress 7 images to the size screens show them
Every page · NZTA
Saves this on every page
up to 0.16 MB
- Fix
Cut 1 font down to the characters used
Every page · NZTA
Saves this on every page
up to 0.11 MB
- Fix
Send next pages as differences from the last one (shared compression dictionaries), in Chrome, Edge and other Chromium browsers. Safari and Firefox do not support it yet.
Services and 3 more · NZTA
Services, News, About, Contact
Saves most on the Contact page
up to 0.09 MB
- Fix
Compress 3 images that are already the right size
Every page · NZTA
Saves this on every page
up to 0.01 MB
Carboni
If this website had 100,000 page views a year, they would cause about 14 kg of carbon emissions.
Built to grade A (an average page view of 0.53 MB or less), the same page views would cause about 4.8 kg.
Your traffic
Optional, for an average page view. Worked out on your screen, never sent to us.
Add your grade to your website
A grade C badge needs an average page view of 1.41 MB or less. NZTA’s is at least 1.49 MB.