St John

1. Oct 2026

First measured October 2026.

1. Pathlab, 1.33 MB
2. White Cross, 1.37 MB
3. Wellington Free Ambulance, 1.40 MB
4. Lumino, 2.06 MB
5. Triton Hearing, 2.67 MB
6. St John, 2.87 MB
7. Tend, 3.15 MB
8. Plunket, 3.54 MB
9. Bay Audiology, 4.77 MB

1. C
2. C
3. C
4. E
5. F
6. F
7. F
8. F
9. F

LightestHeaviest

• St John

• Phone

  2.61 MB

• Laptop

  2.86 MB

First pageiLater pagei

1. Homepage

   /

   First page

   Phone 2.61 MB

   Laptop 2.86 MB

   Later page

   Phone 1.34 MB

   Laptop 2.02 MB

2. Services

   /what-we-do/st-john-ambulance-services/

   First page

   Phone 6.32 MB

   Laptop 6.55 MB

   Later page

   Phone 5.05 MB

   Laptop 5.30 MB

3. Locations

   /About-St-John/Our-Locations/

   First page

   Phone 1.94 MB

   Laptop 1.98 MB

   Later page

   Phone 0.80 MB

   Laptop 0.32 MB

4. Contact

   /contact-us/

   First page

   Phone 1.58 MB

   Laptop 1.58 MB

   Later page

   Phone 0.31 MB

   Laptop 0.31 MB

• St John’s own files

  This website

  0.92 MB35%

• Google Tag Manager

  Tag manager

  0.69 MB27%

• Facebook

  Advertising and social

  0.32 MB12%

• Adobe TypeKit

  Hosting and delivery

  0.15 MB6%

• 5 more companies

  Other Google APIs/SDKs, Utility, 0.08 MB
  Evergage, Analytics, 0.05 MB
  Google Analytics, Analytics, 0.02 MB
  Quantcast, Analytics, 0.01 MB
  Hotjar, Analytics, 0.01 MB

  0.18 MB7%

• Unknown source

  0.34 MB13%

• Scripts

  1.38 MB

• Images

  0.87 MB

• Other

  0.17 MB

• Fonts

  0.15 MB

• Styles

  0.03 MB

1. Image · St John

   20230524-st-john-products10200-1.jpg

   Services

   2.82 MB

2. Image · St John

   20231005_st-john_comms-shoot11491.jpg

   Services

   0.42 MB

3. Image · St John

   20231005_st-john_comms-shoot12048.jpg

   Services

   0.39 MB

4. Image · St John

   hq3660-website-manawa-circles-set3-jan246.png

   Services

   0.33 MB

5. Image · St John

   hq3660-website-manawa-circles-set3-jan245.png

   Services

   0.32 MB

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.

1. Fix

   Resize and compress 7 images to the size screens show them

   Services · St John

   Saves most on the Services page

   at least 4.40 MB

2. Choice

   Check every marketing tag still earns its place: 7 companies

   Every page · several companies

   Saves this on every page

   up to 0.32 MB

3. Fix

   Next pages download what the homepage already did

   Every page · St John

   Saves this on every page

   up to 0.30 MB

4. Fix

   Compress 17 images that are already the right size

   Homepage and 1 more · St John

   Homepage, Contact

   Saves most on the homepage

   at least 0.24 MB

5. Choice

   Google Maps (Utility): you choose whether it loads

   Locations · Google Maps Phone

   Saves most on the Locations page

   0.23 MB

6. Choice

   Adobe TypeKit: you choose whether it loads

   Every page · Adobe TypeKit

   Saves this on every page

   up to 0.12 MB

If this website had 100,000 page views a year, they would cause about 26 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.

A grade C badge needs an average page view of 1.41 MB or less. St John’s is 2.87 MB.