Carrier comparison · Three
Three business mobile, compared against the UK’s major networks.
Data-heavy plans, now part of VodafoneThree. See Three side-by-side with EE, Vodafone and O2 on the metrics that matter for business buyers — then get real quotes from independent UK providers.
Side-by-side comparison
- 5G coverage
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- 4G coverage
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- Pricing band
- Cust. sat.
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- Plans from
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Best for
- 5G coverage
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- 4G coverage
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- Pricing band
- Cust. sat.
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- Plans from
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Best for
- 5G coverage
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- 4G coverage
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- Pricing band
- Cust. sat.
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- Plans from
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Best for
- 5G coverage
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- 4G coverage
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- Pricing band
- Cust. sat.
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- Plans from
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Best for
Brand, headline numbers and plan archetypes — useful for a shortlist, not a decision. For real per-line pricing on your shape, get providers to quote via a brief below.
Verdict
Should your business pick Three?
Three is most often the right shortlist for data-heavy field teams and roaming-heavy travellers. It tends to win on generous data allowances and go roam included, and tends to lose to EE and Vodafone on rural coverage and to enterprise-heavy buyers on integrated tooling. For most UK SMEs the right move is to get Three quoted alongside one of those alternatives — which is what this page is for.
Pick if
You need data-heavy field teams and your team is mostly in cities and along motorways.
Watch for
Coverage in rural areas — check postcodes for your remote sites.
Also quote
EE for rural reach, Vodafone for enterprise tooling — both on Planpath in the same brief.
Independent assessment based on public proposition and Planpath quote data. Last reviewed Q1 2026.
5G outdoor coverage
TBC
of UK population
4G coverage
TBC
of UK population
Customer satisfaction
TBC
Independent score
UK business customers
TBC
Active accounts
About Three UK
Three UK launched in 2003, originally known for first uk 3g network. They’re owned by VodafoneThree (CK Hutchison + Vodafone JV) since 2024, headquartered in Maidenhead, Berkshire, and operate one of the UK’s mainline mobile networks for both consumer and business customers.
For business buyers, Three is most often shortlisted by teams that need data-heavy field teams, roaming-heavy travellers and budget-conscious smes. Where they’re typically compared away from is on premium rural coverage and on the depth of enterprise integrations — areas where EE and Vodafone hold their ground.
Most business contracts come down to line count, data needs, term length and bundled inclusions (roaming, handsets, support tier). The right setup varies by team — which is the entire reason this marketplace exists.
What Three is great for — and where buyers compare alternatives
Where Three shines
Generous data allowances
Long-standing reputation for high-cap and truly unlimited plans at competitive price points.
Go Roam included
Inclusive roaming across 70+ destinations on business price plans, including the EU and US.
Single-network simplicity
Pooled data and shared allowances across all lines on one bill.
VodafoneThree combined reach
Post-merger access to the combined Vodafone + Three 5G estate as it consolidates.
Where buyers consider alternatives
Coverage in rural areas
Historically thinner than EE and Vodafone in remote regions; check postcodes before committing.
Network in transition
Merger integration is multi-year — expect estate changes through 2027.
Fewer reseller options
Smaller indirect channel than EE or Vodafone, which can mean fewer bespoke deals.
Will Three work for your business?
Team size
Data needs
Where the team works
Three typically performs well here — particularly on generous data allowances. Worth comparing against O2 and Sky Mobile on coverage in your specific postcodes and on support model.
What to ask in your brief
- Postcodes where the team spends 70%+ of their working time
- Tolerance for shared vs per-line data
- Whether you need handset refresh or SIM-only
- Acceptable contract length (12 / 24 / 36 month)
Typical Three business plans
SIM-only Flex
30-day
£12
per line, ex VAT
Business Sharer
24/36-month
£14
per line from
Unlimited Plus
24-month
£22
per line from
Handset + plan
24/36-month
£28
per line from
Each plan above is a category of contract, not a guaranteed list price. Independent providers will quote contracts that match your team — and you can stack inclusions (roaming, MDM, handset refresh) on top.
Three compared with every UK network
| Feature | | | | | Sky | Tesco |
|---|---|---|---|---|---|---|
| 5G coverage | TBC | TBC | TBC | TBC | TBC | TBC |
| 4G coverage | TBC | TBC | TBC | TBC | TBC | TBC |
| Owner | VodafoneThree | BT Group | Vodafone Group plc | Virgin Media O2 | Sky / Comcast | Tesco / Virgin Media O2 |
| Founded | 2003 | 2010 | 1985 | 1985 | 2017 | 2003 |
| Pricing band | Value+ | Premium | Mid | Mid | Value+ | Value |
| Plans from | £12/line | £15/line | £13/line | £13/line | £11/line | £10/line |
How Planpath compares carriers for you
01
Describe your team
A few lines in plain English. Lines, data shape, where you work, anything specific.
02
We translate to a brief
Smart Start structures it into a requirement verified providers can quote on cleanly.
03
Compare proposals
Quotes come back side-by-side. Same shape, real prices, on this carrier and across alternatives.
Smart Start
Brief us in plain English. We’ll get Three and the alternatives quoted.
One brief, real proposals from verified UK providers and resellers — including ones who sell Three alongside other networks.
Describe your team in plain English on the next screen — providers quote on your requirements, on Three and across alternatives.
Start a briefThree compared head-to-head
Frequently asked about Three via Planpath
Get matched with UK business providers for Three
Takes a few minutes. No upfront commitment, no sales calls until you choose to engage. Providers bid on your shape — on Three and across alternatives.