17 providers offer 209 broadband deals in King's Somborne, from £20.00 a month and up to 1,600 Mbps. Typical measured speed is 83 Mbps down and 18 Mbps up, 18% below the UK download average.
Best value broadband deal in King's Somborne, Test Valley
The best value in King's Somborne, Test Valley 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 King's Somborne, Test Valley
£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 King's Somborne, Test Valley
The fastest deal available in King's Somborne, Test Valley is Full Fibre 1.6GB Premium from EE at 1,600 Mbps.
Fastest in King's Somborne, Test Valley
Full Fibre 1.6GB Premium
115 Mbps upload · Full Fibre
Best for power users & big households
£33.99/mo
rises to £37.99 in March 2027 (+£4)
Avg £37.32/mo over contract · £896 total over 24 months
Cheapest broadband deal in King's Somborne, Test Valley
The cheapest deal in King's Somborne, Test Valley 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. Onestream is essentially level at £20.63 a month.
Cheapest in King's Somborne, Test Valley
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
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
Compare broadband deals in King's Somborne, Test Valley
£21/mo
rises to £24 in April 2027 (+£3)
Avg £23.25/mo over contract · £558 total over 24 months
Gig1 Broadband Only
41 Mbps upload · Hybrid Fibre-Coaxial
Best for power users & big households
£25.99/mo
rises to £29.99 in April 2027 (+£4)
Avg £28.99/mo over contract · £696 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 King's Somborne, Test Valley
17 providers serve King's Somborne, Test Valley, with EE the fastest at 1,600 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 King's Somborne, Test Valley download speed at 83 Mbps.
Upgrade nudge
Room to upgrade in King's Somborne, Test Valley
Only 14% are on 300Mbps or faster, even though 86% 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 King's Somborne, Test Valley line runs 83 Mbps.
Working from home
OKStreaming and family use
GoodWhat speeds are people actually getting?
Gigabit reaches 86% of King's Somborne, Test Valley, and the fastest available is 1,000 Mbps. The full split by band is below.
Which broadband networks reach King's Somborne, Test Valley?
The wholesale networks carrying King's Somborne, Test Valley broadband, from Openreach to Virgin Media and the altnets, read off the live deals.
Apart from Openreach, here is the network roster for King's Somborne, Test Valley. The smaller altnets are normally the cheapest gigabit when they reach you, and the most patchy when they don't.
- CityFibre: Sky, The One Broadband, Vodafone
- 4th Utility: 4th Utility, Rise Fibre
On top of the altnets, Openreach and Virgin Media O2 also serve King's Somborne, Test Valley (Openreach is everywhere in the UK by default).
There are 17 providers on the live deal list for King's Somborne, Test Valley.
What broadband coverage does King's Somborne, Test Valley have?
Superfast broadband reaches 99% of King's Somborne, Test Valley premises but gigabit only 86%, so around 13% of homes can get fast broadband but not the fastest.
Can I rely on mobile broadband in King's Somborne, Test Valley?
Outdoor 5G reaches 92% of King's Somborne, Test Valley homes. Here is how mobile holds up if the line drops.
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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 King's Somborne, Test Valleycome 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.