As technology evolves, choosing the right phone system for your small business is more critical than ever. At Business Phone Systems UK, our experts help you identify the best solution for your needs, ensuring you stay ahead of the curve while retiring outdated systems. Below, we’ve updated the list of the top six business phone systems for small businesses in 2025. Each option offers unique features and benefits, tailored to different business requirements.

1. Telco Switch

Telco Switch remains a strong contender, ideal for businesses with straightforward needs or specific requirements like inbound call centres. Its standout features include robust call queuing and flexibility for businesses needing more than basic setups.

Key Features:

• Default call recording (third-party FCA-compliant options available)

• Limited but seamless CRM integration (e.g., Salesforce, Bullhorn)

• Affordable cloud telephony

• Advanced call queuing capabilities

• Mobile pairing and hot desking

2. Aircall

Aircall is perfect for modern, customer-focused businesses. Its ease of integration with popular CRM tools and excellent data reporting makes it a top choice for contact centres.

Key Features:

• Quick CRM integration with tools like Intercom and Pipedrive

• Superior voice and video quality

• Affordable pricing and virtual call centre functionality

• Data reporting and sales automation

3. 3CX

3CX is a versatile option that prioritises mobility and team connectivity. Its free video conferencing and app functionality make it ideal for businesses with remote teams.

Key Features:

• Cost-effective for businesses with 10+ users

• Freedom to choose your SIP provider

• Seamless mobile device integration

• Includes video conferencing and team messaging

• Integrates with CRM tools like HubSpot and ZoHo

4. RingCentral

Renowned for its global reach, RingCentral provides an all-in-one cloud communication platform, ideal for small to medium-sized businesses. However, it may not scale well for rapidly growing enterprises.

Key Features:

• Simple setup and user management

• CRM integrations with over 100 systems

• Reliable during outages and disasters

• High-quality voice and stable web meetings

5. BroadSoft (Cisco)

BroadSoft, owned by Cisco, is lesser-known but offers robust backend functionality for businesses using niche CRM systems. While its user portal can be cumbersome, it’s a reliable choice for desk phone setups.

Key Features:

• Strong CRM integrations

• Affordable and scalable for all business sizes

• HD voice and video quality

• Number portability and contact centre solutions

6. 8x8

8x8 excels with its advanced features, making it a premium choice for larger businesses or those with bigger budgets. Its seamless CRM integrations and unified communications system are ideal for complex contact centre needs.

Key Features:

• Low setup costs with no additional hardware needed

• Advanced calling features like voicemail transcription and call routing

• Unified communications and automatic updates

• Comprehensive CRM integrations (e.g., Salesforce, Microsoft Teams)

Which System is Right for You?

Each of these systems brings unique benefits, and the best choice depends on your specific business needs, budget, and growth plans. For personalised advice and recommendations, speak to one of our experts. We’re here to help you find the perfect solution to enhance your communication and efficiency in 2025.