TSB
tsb.
Measured manually by one of our team, 16 to 19 October
In October 2026, a typical page view on TSB’s website weighed 1.4 MB: 3rd lightest of 9 New Zealand banks we scored.
Gradei
Grade D
- A+
- A
- B
- C
- D
- E
- F
- G
- H
Chunky.
1.42 MBA typical page viewi
Heaviest page (typical view): Home, 1.6 MB
Over time
| October 2026 | 1.4 MB |
|---|
First measured October 2026.
Among banks
Rank, lightest firsti
3rd lightest of 9
- TSB
Phone and laptopi
Homepage, first visit
Phone
1.8 MB
Laptop
2.1 MB
The five pages
Homepage
/
First visit
Phone 1.8 MB
Laptop 2.1 MB
Returning
Phone 0.20 MB
Laptop 0.43 MB
Mortgages
/
home-loans-mortgages First visit
Phone 1.8 MB
Laptop 1.8 MB
Returning
Phone 0.15 MB
Laptop 0.13 MB
Credit cards
/
credit-cards First visit
Phone 1.9 MB
Laptop 1.9 MB
Returning
Phone 0.26 MB
Laptop 0.23 MB
Everyday accounts
/
accounts First visit
Phone 1.8 MB
Laptop 1.8 MB
Returning
Phone 0.20 MB
Laptop 0.16 MB
Contact
/
contact First visit
Phone 1.7 MB
Laptop 1.7 MB
Returning
Phone 0.09 MB
Laptop 0.08 MB
Whose weight it is
Homepage, first visit, 1.8 MB
- 0.73 MB39%
TSB’s own files
This website
- 0.54 MB29%
Google Tag Manager
Tag manager
- 0.22 MB12%
Marketo
Analytics
- 0.17 MB9%
Facebook
Advertising and social
- 0.19 MB10%
4 more companies
Kampyle, Analytics, 0.08 MB
Amazon Web Services, 0.06 MB
Clarity, Utility, 0.03 MB
Conversant, Analytics, 0.03 MB - 0.01 MB0%
Unknown source
What it is made ofi
Homepage, first visit, 1.8 MB
Scripts
1.2 MBFonts
0.43 MBImages
0.18 MBStyles
0.04 MBOther
0.02 MB
The heaviest files
Across the pages we measured
Font · TSB
03c184203dde12c4b6f5.woff2
Every page
0.35 MB
Script · Google Tag Manager
gtm.js
Every page
0.20 MB
Script · Google Tag Manager
googletagmanager.com/gtag/js (G-VRLX9EH3CJ)
Every page
0.19 MB
Script · Google Tag Manager
googletagmanager.com/gtag/js (DC-4214544)
Every page
0.15 MB
Script · Marketo
jquery-custom-ui.min.js
Every page
0.13 MB
Here are 2 savings we found.
- 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: 7 companies
Every page · several companies
up to 0.37 MB
- Fix
Cut 3 fonts down to the characters used
Every page · TSB
up to 0.26 MB
Carboni
If this website had 100,000 page views a year, they would cause about 13 kg of carbon emissions.
Built to grade A (under 0.53 MB a page), the same page views would cause about 4.8 kg.
Your traffic
Optional, for a typical page view. Worked out on your screen, never sent to us.
Add your grade to your website
A grade C badge needs a typical page under 1.41 MB. TSB’s is 1.42 MB.