19 providers offer 269 broadband deals in Cambourne, from £20.00 a month and up to 2,300 Mbps. Typical measured speed is 123 Mbps down and 41 Mbps up, 22% above the UK download average.
Best value broadband deal in Cambourne, South Cambridgeshire (CB23)
The best value in Cambourne, South Cambridgeshire (CB23) on full first-year cost is Plusnet's Full Fibre 145: £292 across year one, about £24 a month. A £155 reward card is bundled in. 145 Mbps covers streaming, video calls and working from home.
Best value in Cambourne, South Cambridgeshire (CB23)
£22.99/mo
rises to £26.99 in March 2027 (+£4)
Avg £26.32/mo over contract · £632 total over 24 months
Fastest broadband deal in Cambourne, South Cambridgeshire (CB23)
The fastest deal available in Cambourne, South Cambridgeshire (CB23) is Home 2300 from toob at 2,300 Mbps. Next fastest is Pro 3 Full Fibre 2.2GB CityFibre from Vodafone at 2,200 Mbps.
Fastest in Cambourne, South Cambridgeshire (CB23)
£29/mo
rises to £31 in April 2027 (+£2)
Avg £30.50/mo over contract · £732 total over 24 months
Runner-up on speed
Pro 3 Full Fibre 2.2GB CityFibre
910 Mbps upload · Full Fibre
Best for power users & big households
£35/mo
rises to £38.50 in April 2027 (+£3.50)
Avg £37.63/mo over contract · £903 total over 24 months
Cheapest broadband deal in Cambourne, South Cambridgeshire (CB23)
The cheapest deal in Cambourne, South Cambridgeshire (CB23) is 300Mb Full Fibre (24 Months) from 4th Utility at £20.00 a month for 300 Mbps. It's full fibre, so the advertised speed is the speed that reaches the router. The £20.00 is an intro price that rises to £40.00 a month after the intro window, making the real first-year cost £240. Truespeed is essentially level at £20.00 a month.
Cheapest in Cambourne, South Cambridgeshire (CB23)
300Mb Full Fibre (24 Months)
300 Mbps upload · Full Fibre
Best for 4–5 person households, heavy use
£20/mo
for 12 months, then £40/mo
Avg £30/mo over contract · £720 total over 24 months
Runner-up on price
Truespeed 150 - 18 months
150 Mbps upload · Full Fibre
Best for 2–3 person homes, 4K streaming
£20/mo
No rises, no surprises.
£360 total over 18 months
Compare broadband deals in Cambourne, South Cambridgeshire (CB23)
Truespeed 150 - 18 months
150 Mbps upload · Full Fibre
Best for 2–3 person homes, 4K streaming
£20/mo
No rises, no surprises.
£360 total over 18 months
Pro 3 Full Fibre 2.2GB CityFibre
910 Mbps upload · Full Fibre
Best for power users & big households
£35/mo
rises to £38.50 in April 2027 (+£3.50)
Avg £37.63/mo over contract · £903 total over 24 months
Sky Full Fibre Gigafast
100 Mbps upload · Full Fibre
Best for power users & big households
£31/mo
No rises, no surprises.
£749 total over 24 months
Onestream Fibre 55
10 Mbps upload · Hybrid Fibre
Best for small homes, single 4K streamer
£19.94/mo
rises to £22.69 in April 2027 (+£2.75)
Avg £22/mo over contract · £528 total over 24 months
Broadband providers in Cambourne, South Cambridgeshire (CB23)
19 providers serve Cambourne, South Cambridgeshire (CB23), with toob the fastest at 2,300 Mbps.
Ranked by Ofcom complaints per 100,000 customers, fewest first. A down arrow is below the industry average, up is above, and a dash means Ofcom publishes no figure for that provider (usually because it is below Ofcom's 1.5% market-share reporting threshold). A small diagonal arrow shows the past-year trend (↘ improving, ↗ getting worse).
Ofcom records the typical Cambourne, South Cambridgeshire (CB23) download speed at 123 Mbps.
Upgrade nudge
Room to upgrade in Cambourne, South Cambridgeshire (CB23)
Only 21% of the 12,000 connections here are on 300Mbps or faster, even though 85% can get gigabit.
The faster line is already there. For most of these homes it is the contract holding them back, not the infrastructure.
Is your broadband good enough?
The typical Cambourne, South Cambridgeshire (CB23) line runs 123 Mbps.
Working from home
GreatStreaming and family use
GoodWhat speeds are people actually getting?
Gigabit reaches 85% of Cambourne, South Cambridgeshire (CB23), and the fastest available is 1,000 Mbps. The full split by band is below.
Which broadband networks reach Cambourne, South Cambridgeshire (CB23)?
The wholesale networks carrying Cambourne, South Cambridgeshire (CB23) broadband, from Openreach to Virgin Media and the altnets, read off the live deals.
Beyond Openreach, here are the alternative networks live in Cambourne, South Cambridgeshire (CB23). Worth a look because, in the streets they cover, they tend to undercut the major brands.
- CityFibre: Sky, TalkTalk, The One Broadband, Vodafone, Zen Internet
- Truespeed
- 4th Utility: 4th Utility, Rise Fibre
Underpinning the deal mix, Openreach and Virgin Media O2 reach the bulk of addresses (Openreach reaches almost every UK doorstep, including yours).
Cambourne, South Cambridgeshire (CB23) sits in the catchment of 19 providers.
What broadband coverage does Cambourne, South Cambridgeshire (CB23) have?
Superfast broadband reaches 94% of Cambourne, South Cambridgeshire (CB23) premises but gigabit only 85%, so around 9% of homes can get fast broadband but not the fastest.
Can I rely on mobile broadband in Cambourne, South Cambridgeshire (CB23)?
Outdoor 5G reaches 100% of Cambourne, South Cambridgeshire (CB23) homes. Here is how mobile holds up if the line drops.
How Cambourne, South Cambridgeshire (CB23) compares within South Cambridgeshire
Across 5 postcode districts in South Cambridgeshire, by premises count, typical speed and gigabit coverage.
Nearby areas
Frequently asked questions
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* Based on Go.Compare research estimating that 28% of UK broadband users pay for faster broadband speeds than they need (which we interpret as overpaying), equivalent to around 7.5m UK households.
Speed and coverage figures for Cambourne, South Cambridgeshire (CB23)come from Ofcom's Connected Nations data, current to January 2026. Deal prices are pulled live from providers. Compiled by the FindBroadband team. See how we rank and source our data.