16 providers offer 204 broadband deals in Helensburgh, from £20 a month (£40 after 12 months) and up to 2,000 Mbps. Typical measured speed is 59 Mbps down and 14 Mbps up, 42% below the UK download average. Full fibre is available to 68.1% of homes.
Deals for Helensburgh (G84), checked and refreshed daily.
Best value broadband deal in Helensburgh (G84)
The best value in Helensburgh (G84) on full first-year cost is 4th Utility's 900Mb Full Fibre (24 Months): £264 across year one, about £22 a month. At 900 Mbps it copes with anything a household runs at once.
Best value in Helensburgh (G84)
£22/mo
for 12 months, then £44/mo
Cheapest broadband deal in Helensburgh (G84)
The cheapest deal in Helensburgh (G84) 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. Virgin Media O2 is essentially level at £20.32 a month.
Cheapest in Helensburgh (G84)
£20/mo
for 12 months, then £40/mo
Runner-up on price
£18.99/mo
rises to £22.99 in April 2027 (+£4)
Fastest broadband deal in Helensburgh (G84)
The fastest deal available in Helensburgh (G84) is Gig2 Fibre broadband + Netflix from Virgin Media O2 at 2,000 Mbps. Next fastest is Full Fibre 1.6GB from EE at 1,600 Mbps.
Fastest in Helensburgh (G84)
Gig2 Fibre broadband + Netflix
£51.99/mo
rises to £55.99 in April 2027 (+£4)
Runner-up on speed
£33.99/mo
rises to £37.99 in March 2027 (+£4)
Compare broadband deals in Helensburgh (G84)
£22.99/mo
rises to £26.99 in March 2027 (+£4)
£23/mo
No rises, no surprises.
£25.99/mo
rises to £29.99 in March 2027 (+£4)
£23.99/mo
rises to £27.99 in March 2027 (+£4)
Broadband providers in Helensburgh (G84)
16 providers serve Helensburgh (G84) including Sky, BT and Vodafone, with Virgin Media O2 the fastest at 2,000 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 Helensburgh (G84) download speed at 59 Mbps.
Upgrade nudge
Room to upgrade in Helensburgh (G84)
Only 3% of the 6,800 connections here are on 300Mbps or faster, even though 68% 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 Helensburgh (G84) line runs 59 Mbps.
Working from home
OKStreaming and family use
OKWhat speeds are people actually getting?
Gigabit reaches 68% of Helensburgh (G84), and the fastest available is 1,000 Mbps. The full split by band is below.
What broadband coverage does Helensburgh (G84) have?
Superfast broadband reaches 98% of Helensburgh (G84) premises but gigabit only 68%, so around 30% of homes can get fast broadband but not the fastest.
Can I rely on mobile broadband in Helensburgh (G84)?
Outdoor 5G reaches 77% of Helensburgh (G84) homes. Here is how mobile holds up if the line drops.
The two 5G figures differ. “5G availability” is everyday 5G running on the existing 4G core, which is what most phones show. “Next-gen 5G” is standalone 5G: a full 5G network with lower lag, still reaching fewer places.
How Helensburgh (G84) compares within Argyll and Bute
Across 44 postcode districts in Argyll and Bute, by connection count, typical speed and gigabit coverage.
Nearby areas
Frequently asked questions
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Speed and coverage figures for Helensburgh (G84)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.