VoIP vs Virtual Landline: What’s the Difference?

VoIP vs virtual landline: key differences, costs, and which suits your business. VoIP is a full phone system, virtual landline is a forwarding number. Expert comparison.

Last updated: March 2026 • Reviewed by Compare The Networks

VoIP vs Virtual Landline: Quick Comparison

These are two different products that solve different problems. Understanding the difference helps you choose the right solution and avoid overpaying.

FeatureVirtual LandlineVoIP Phone System
What it isA phone number that forwards calls to your mobileA complete phone system over the internet
Equipment neededNone (just your mobile)IP phones, headsets, or app on phone/PC
Outbound callsFrom your mobile numberFrom your business number Better
Call queuesNoYes
Auto-attendant (IVR)NoYes
Multiple extensionsNoYes
Call recordingBasic (some providers)Yes (built-in)
Monthly cost£6-10/number£8-25/user
Best forSole traders, freelancersOffices with 3+ staff

Virtual Landline Explained

A virtual landline is a geographic phone number (e.g., 020 for London, 0161 for Manchester) that forwards incoming calls to your mobile. That’s essentially all it does.

You get:

You don’t get:

Perfect for sole traders who want to look professional without the cost of a full phone system.

VoIP Phone System Explained

A VoIP phone system replaces your entire business phone setup. Calls are made and received over the internet, using desk phones, computer apps, or mobile apps.

You get:

Not Sure Which You Need?

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Cost Comparison

ScenarioVirtual Landline CostVoIP CostBest Choice
Sole trader, 1 person£6-10/mo£8-15/moVirtual Landline Cheaper
Small team, 2-3 people£6-10/mo£24-45/moDepends on needs
Office, 5+ peopleNot suitable£40-125/moVoIP Better Value
Multi-site businessNot suitable£80-250/moVoIP (essential)

Decision Guide

Choose Virtual Landline If:

Choose VoIP If:

What is the difference between VoIP and a virtual landline?

A virtual landline is a phone number that forwards calls to your mobile. VoIP is a complete phone system over the internet with extensions, call queues, and outbound calling from your business number. They are different products for different needs.

Which is cheaper, VoIP or virtual landline?

Virtual landline (£6-10/month) is cheaper than VoIP (£8-25/user/month). But VoIP includes much more functionality. For sole traders, virtual landline. For offices with 3+ staff, VoIP is better value per feature.

Do I need VoIP or a virtual landline?

Need just a professional number? Virtual landline. Need call queues, extensions, outbound business number display, or recording? VoIP. Not sure? Contact us for free advice.

CTN

Compare The Networks Editorial Team

Free, impartial business telecoms comparison regulated by OFCOM. Over 15 years helping UK businesses find the best mobile, VoIP and connectivity deals.

Last verified: March 2026 • About usGet a free quote