Compare Business Mobile Deals UK | Phones & SIM Only Plans
Compare The Networks is a UK-based comparison service helping UK businesses compare telecoms options. We compare business mobile deals from EE, Vodafone, O2 and Three so you can make an informed decision.
Compare The Networks is UK-based, and current customer feedback is available on Trustpilot. You can request a free, no-obligation quote.
Get a free quote tailored to your business, or keep reading to learn more.
About Business Mobile Deals
We compare business mobile deals from EE, Vodafone, O2 and Three. Whether you are looking for the cheapest option, the best coverage, or specific business features, we will show you what each network offers side by side.
How It Works
- Tell us what your business needs (number of lines, data usage, coverage requirements)
- We compare deals from all four major UK networks
- You choose the best option with no obligation
You can request a free, no-obligation quote. Compare The Networks is UK-based and helps businesses compare telecoms options.
Why Compare?
Most businesses overpay on their mobile contracts by 20 to 35 percent. The main reasons are auto renewed contracts at inflated rates, data plans that do not match actual usage, and hidden charges. Comparing all four networks side by side reveals whether you are getting good value or paying more than you need to.
| What We Check | Why It Matters |
|---|---|
| Coverage at your postcodes | The cheapest deal is useless with poor signal |
| Data vs actual usage | Right sizing prevents overpaying and overage charges |
| Contract terms | Length, price rises, exit fees all affect total cost |
| Multi line discounts | 5+ lines typically save 10 to 25 percent |
| Business features | Fleet management, MDM, roaming, support levels |
Frequently Asked Questions
What are the best business mobile deals in the UK right now?
The best business mobile deals include Three unlimited data SIM only, EE 5G plans with the widest coverage, Vodafone unlimited with global roaming included, and O2 flexible plans with Priority benefits. For handset contracts, the iPhone 16 Pro and Samsung Galaxy S25 are popular business choices. Multi-line discounts of 10-25% are available for 5+ lines. Get a free quote and we will find your best price across all four networks.
How much do business mobile phone contracts cost?
Business mobile pricing depends on the handset and data allowance, and SIM only deals are the most affordable option. The cheapest way to get a business mobile is a SIM only plan, with Three often competitive for unlimited data. Business pricing is quoted ex-VAT, and all business tariffs include annual CPI + 3.9% price increases. Get a free quote and you'll receive an exact price for your business.
Can I get multi-line discounts on business mobiles?
Yes. All UK networks offer multi-line discounts for businesses with 5 or more lines. Typical savings are 10-15% for 5-9 lines, 15-20% for 10-24 lines, and 20-25% for 25+ lines. You also get a single invoice, centralised account management and shared data pools.
What is the supernetwork and how does it affect business mobile deals?
The supernetwork is the combined Vodafone and Three network created by their 2025 merger. It has 8,000+ shared sites, major ongoing network investment, and has eliminated over 16,500 km² of dead zones. Business customers on either network benefit from improved 4G speeds (20% faster for 7M+ users) and accelerated 5G rollout targeting 99% coverage by 2030.
Which business mobile network has the best 5G coverage?
EE currently has the widest 5G coverage in the UK, reaching over 50% of the population. The supernetwork (Vodafone/Three combined) is rapidly expanding and targets 71% of the UK population with the fastest 5G by end of 2026. O2 has strong 5G in major cities. All networks include 5G at no extra cost on business plans.
Is it worth getting a business mobile contract instead of personal?
Yes, for most businesses. Business contracts offer VAT reclaim (saving 20%), dedicated account management, priority support, spend controls, fleet management tools, and often better rates on international roaming. Sole traders, partnerships and limited companies all qualify. You can reclaim the full monthly cost as a business expense.
What is the best business mobile phone in 2026?
The Samsung Galaxy S26 Ultra is the most feature-rich business phone with its Privacy Display and S Pen. The iPhone 17e is the best value Apple phone with the A19 chip and 256GB storage. The iPhone 16 Pro remains the best premium Apple option. The Google Pixel 9 Pro offers the best AI features.
Should my business choose iPhone or Samsung?
Choose iPhone if your team uses Macs, needs strict app controls via Apple Business Manager, or values simplicity. Choose Samsung if you need Samsung Knox enterprise security, DeX desktop mode, or prefer Android flexibility. Both offer excellent business security and multi-year software support.
What is the cheapest business phone worth buying?
The Samsung Galaxy A16 5G on contract offers the best value — 5G, all-day battery, and three years of security updates. A refurbished iPhone 13 or Samsung Galaxy S23 bought outright can also work well with a low-cost SIM-only deal.