18 providers offer 206 broadband deals in Warren, from £19.99 a month and up to 1,600 Mbps. Typical measured speed is 102 Mbps down and 26 Mbps up, in line with the UK download average.
Best value broadband deal in Warren, Ards and North Down (BT21)
The best value in Warren, Ards and North Down (BT21) 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 Warren, Ards and North Down (BT21)
£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 Warren, Ards and North Down (BT21)
The fastest deal available in Warren, Ards and North Down (BT21) is Full Fibre 1.6GB Premium from EE at 1,600 Mbps.
Fastest in Warren, Ards and North Down (BT21)
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 Warren, Ards and North Down (BT21)
The cheapest deal in Warren, Ards and North Down (BT21) is Full Fibre 150 from Fibrus at £19.99 a month for 159 Mbps. It's full fibre, so the advertised speed is the speed that reaches the router. 4th Utility is essentially level at £20.00 a month. Comfortably faster than the UK average.
Cheapest in Warren, Ards and North Down (BT21)
£19.99/mo
No rises, no surprises.
£360 total over 18 months
Runner-up on price
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
Compare broadband deals in Warren, Ards and North Down (BT21)
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
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 Warren, Ards and North Down (BT21)
18 providers serve Warren, Ards and North Down (BT21), 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 Warren, Ards and North Down (BT21) download speed at 102 Mbps.
Upgrade nudge
Room to upgrade in Warren, Ards and North Down (BT21)
Only 16% of the 2,400 connections here are on 300Mbps or faster, even though 95% 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 Warren, Ards and North Down (BT21) line runs 102 Mbps.
Working from home
OKStreaming and family use
GoodWhat speeds are people actually getting?
Gigabit reaches 95% of Warren, Ards and North Down (BT21), and the fastest available is 1,000 Mbps. The full split by band is below.
Which broadband networks reach Warren, Ards and North Down (BT21)?
The wholesale networks carrying Warren, Ards and North Down (BT21) broadband, from Openreach to Virgin Media and the altnets, read off the live deals.
Altnets reaching Warren, Ards and North Down (BT21): the full-fibre networks that compete with Openreach. Where they reach, they're usually the cheapest gigabit option.
- CityFibre: Sky, The One Broadband
- 4th Utility: 4th Utility, Rise Fibre
Alongside those, Openreach and Virgin Media O2 reach addresses here too (Openreach is the universal default, so the address question is which altnet, not whether Openreach).
18 providers compete for Warren, Ards and North Down (BT21) broadband customers right now.
What broadband coverage does Warren, Ards and North Down (BT21) have?
Superfast broadband reaches 99% of Warren, Ards and North Down (BT21) premises and gigabit 95%, on Ofcom's premise-level data.
Can I rely on mobile broadband in Warren, Ards and North Down (BT21)?
Outdoor 5G reaches 100% of Warren, Ards and North Down (BT21) homes. Here is how mobile holds up if the line drops.
5G & 4G home broadband
Outdoor 5G covers 100% of Warren, Ards and North Down (BT21), enough for a 5G home-broadband hub to stand in for a fixed line.
How Warren, Ards and North Down (BT21) compares within Ards and North Down
Across 6 postcode districts in Ards and North Down, 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 Warren, Ards and North Down (BT21)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.