Q1
Best network for PH9?
O2 leads with 100/100 — driven by 100% 5G and 100% 4G in this rural part of Perth.
PH9 DISTRICT · PERTH AND KINROSS
Best mobile network in Highland PH9 · Perth and Kinross
O2 scores 100/100 — the best measured network for PH9 in Perth, 12 points clear of the weakest. 100% 5G-grade · 100% 4G. Ofcom Mobile Coverage data (May 2025), measured across 41 addresses in 5 sampled postcodes.
The PH9 district covers Highland and Strathtay, in Perth and Kinross. Signal varies street by street — scan your exact postcode below.
RESULT · PH9 · PERTH
Coverage for PH9 district
★ BEST MEASURED
O2
100/100
O2 has the strongest measured coverage for the PH9 district in Perth, 12 points clear of the weakest network in Ofcom's data.
Full ranking — PH9
#1
O2
#2
Vodafone
#3
EE
#4
Three
Coverage analysis — PH9
Cross-referencing EE, Vodafone, O2 and Three in Ofcom's data, O2 scores highest across Perth. In this rural area, O2 achieves an overall coverage score of 100/100 — driven by excellent 5G coverage (100%) and rock-solid 4G at 100%. 5G and 4G scores are closely matched, reflecting a mature, stable network.
O2 consistently leads Vodafone by 0 points overall. While Vodafone reaches 100% on 5G and 100% on 4G in Perth, it falls short of O2's combined performance across all bands. EE and Three round out the field at 89 and 88 respectively.
In rural areas like Perth, 4G reliability often matters more than 5G availability. O2 scores 100% on 4G here, making it the most dependable choice for voice calls and data in areas where 5G infrastructure is still limited.
Why O2 for PH9?
O2's 5G rollout in Perth is among the strongest nationally, covering 100% of premises in the PH9 district. For anyone streaming video, gaming on mobile, or relying on a mobile hotspot at home, this level of 5G penetration makes a real difference to day-to-day speed.
The runner-up in PH9 is Vodafone at 100/100 (100% 5G / 100% 4G). It is a close contest — both operators deliver strong coverage in PH9, and your choice may come down to tariff, handset preference, or existing contract.
Switching to O2 in Highland
O2 has the strongest measured signal here — 100/100, with 100% 5G-grade and 100% 4G coverage across Highland and Strathtay, 12 points clear of the weakest. A cheaper plan on a network that does not reach your street costs more than it saves, so start from the coverage and pick the plan second.
Some links on this page are affiliate links. If you switch through one we may be paid a commission. It never changes which network we rank first - that comes from Ofcom coverage data alone.
Explore the Perth area
View full coverage analysis for the Perth (PH) area, or enter any UK postcode in the scanner above for a personalised result.
Coverage FAQ — PH9
Q2
Is 5G available in PH9?
O2 provides excellent 5G coverage at 100%. Vodafone follows at 100%.
Q3
Which network has the best 4G?
O2 leads 4G too at 100%. Reliable 4G is critical in rural areas where 5G hasn't yet rolled out fully.
Q4
Is EE worth considering?
EE scores 89/100 in PH9 (100% 5G, 100% 4G). It may suit certain tariff or price preferences despite trailing the top two.