Health NZ
healthnz.
Measured manually by one of our team, 16 to 30 October
In October 2026, an average page view on Health NZ’s website weighed at least 2.68 MB: 27th of 34 New Zealand government agencies we scored.
Gradei
Grade F
- A+
- A
- B
- C
- D
- E
- F
- G
- H
Pretty massive.
At least2.68 MBAn average page viewi
Still downloading when we stopped measuring, so this website weighs more than this. What “at least” means
Heaviest page: Homepage, 4.63 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 | 2.68 MB |
|---|
First measured October 2026.
Among central government
Rank, lightest firsti
27th of 34
- Health NZ
Phone and laptopi
Homepage, first page
Phone
5.30 MB
Laptop
5.25 MB
The five pages
Homepage
/
Video: 0.05 MB, counted in the weight.
First page
Phone 5.30 MB
Laptop 5.25 MB
Later page
Phone 2.72 MB
Laptop 2.69 MB
Services
/
health-topics First page
Phone 2.68 MB
Laptop 2.69 MB
Later page
Phone at least 0.10 MB
Laptop 0.12 MB
News
/
news-and-updates First page
Phone 2.70 MB
Laptop 2.70 MB
Later page
Phone 0.13 MB
Laptop 0.12 MB
About
/
about-us First page
Phone 2.89 MB
Laptop 2.74 MB
Later page
Phone 0.34 MB
Laptop 0.18 MB
Contact
/
contact-us First page
Phone 3.14 MB
Laptop 3.14 MB
Later page
Phone 0.57 MB
Laptop 0.57 MB
Whose weight it is
Homepage, first page on a phone, 5.30 MB
- 2.96 MB56%
Health NZ’s own files
This website
- 1.09 MB21%
YouTube
Video
- 0.71 MB13%
Google Tag Manager
Tag manager
- 0.19 MB4%
ContentSquare
Analytics
- 0.30 MB6%
6 more companies
Facebook, Advertising and social, 0.15 MB
Hotjar, Analytics, 0.07 MB
Google Fonts, Hosting and delivery, 0.03 MB
Other Google APIs/SDKs, Utility, 0.02 MB
LinkedIn Ads, Advertising and social, 0.02 MB
Google/Doubleclick Ads, Advertising and social, 0.01 MB - 0.05 MB1%
Unknown source
What it is made ofi
Homepage, first page on a phone, 5.30 MB
Scripts
3.01 MBImages
1.74 MBStyles
0.25 MBFonts
0.13 MBOther
0.12 MBVideo
0.05 MB
The heaviest files
Across the pages we measured
Script · Health NZ
app.js
Every page
0.79 MB
Script · YouTube
base.js (/s/player/11a45ffb/player_embed_es6.vflset/en_US/base.js)
Homepage
0.48 MB
Script · YouTube
base.js (/s/player/0229cd64/player_embed_es6.vflset/en_US/base.js)
Homepage
0.48 MB
Script · YouTube
base.js (/s/player/0229cd64/player_embed_es6_tcc.vflset/en_US/base.js)
Homepage
0.48 MB
Script · YouTube
base.js (/s/player/c271e571/player_embed_es6_tce.vflset/en_US/base.js)
Homepage
0.47 MB
We found 5 savings. Here are the 3 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.
- Choice
Check every marketing tag still earns its place: 5 companies
Every page · several companies
Saves this on every page
up to 0.33 MB
- Fix
Compress 24 of your own text files
Every page · Health NZ
Saves this on every page
up to 0.27 MB
- Fix
Resize 6 images to the size screens show them
Every page · Health NZ
Saves this on every page
up to 0.26 MB
Carboni
If this website had 100,000 page views a year, they would cause about 24 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. Health NZ’s is at least 2.68 MB.