O2 Business Mobile Deals UK
Compare The Networks is an OFCOM regulated, independent comparison service helping UK businesses find the best telecoms deals since 2008. We compare O2 business mobile deals from EE, Vodafone, O2 and Three so you can make an informed decision.
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O2 Business Mobile Deals
O2 is one of the four major UK business mobile networks. Here is what you need to know about their business offering in 2026.
We compare O2 deals alongside EE, Vodafone, O2 and Three so you can see whether O2 is genuinely the best option for your business, or whether another network offers better coverage, pricing, or features at your locations.
O2 Business Plans
O2 offers a range of business mobile plans including SIM only deals, handset contracts, and multi line accounts. Plans typically include unlimited calls and texts with varying data allowances.
| Plan Type | Typical Price Range | Contract Length |
|---|---|---|
| SIM Only | From £6+VAT/month | 1, 12, or 24 months |
| Handset Contract | From £11+VAT/month | 24 or 36 months |
| Multi Line (5+) | 10 to 25 percent discount | 24 or 36 months |
Is O2 Right for Your Business?
The answer depends on coverage at your locations, your budget, and what features matter to you. O2 has strengths, but so do the other three networks. The only way to know is to compare.
Compare O2 against all four networks with a free, no obligation quote.
Why Compare Rather Than Going Direct?
When you go directly to O2, you only see their deals. You have no way of knowing whether EE, Vodafone, O2 or Three would offer better coverage or pricing for your specific situation. Our comparison is free, OFCOM regulated, and takes under 60 seconds.
Frequently Asked Questions
Why choose O2 for business mobiles?
O2 is known for flexible contracts, excellent customer service with priority business support, and O2 Priority perks for employees. They offer contract flexibility that other networks don't, including the ability to upgrade mid-contract.
How much are O2 business mobile plans?
O2 business SIM only plans start from approximately £11+VAT per month for 1GB. Unlimited data SIM only is approximately £11+VAT per month. Handset contracts start from around approximately £11+VAT per month. O2 tends to be priced between EE and Vodafone.
What is O2 Priority for business users?
O2 Priority gives all O2 customers access to exclusive offers, early ticket access for events, and weekly freebies. For business users, it is a perk for employees. Some businesses use it as part of their employee benefits package.
Does O2 offer flexible business contracts?
Yes. O2 offers more contract flexibility than most networks. You can switch plans mid-contract, upgrade devices early, and mix 30-day rolling and fixed-term contracts within the same business account.