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100Mbps Leased Lines: Ultimate Guide

April 22, 2025  |  By James Ward In Leased Lines
100Mbps Leased Lines: Costs, Providers, Benefits, and Considerations

100Mbps Leased Lines: Ultimate Guide

It’s hard to argue that a reliable internet connection isn’t paramount for businesses, but with so many options on the market, it can be hard to know where to start and what to choose.

A 100Mbps leased line offers dedicated, symmetrical bandwidth, ensuring consistent performance for various business operations, so let’s jump into the costs, benefits, potential restrictions, and leading UK providers of 100Mbps leased lines.​

What is a 100Mbps Leased Line?

A 100Mbps leased line is a dedicated internet connection that provides 100 megabits per second for both upload and download speeds. Unlike shared standard broadband packages, your leased line will give your business uncontended bandwidth, ensuring you can enjoy consistent performance.​

Costs of 100Mbps Leased Lines in the UK

The cost of a 100Mbps leased line varies based on factors like location, provider, and your chosen contract length. Prices can start as low as £139 per month in certain areas, with typical costs ranging between £175 and £342 per month. ​l

Benefits of a 100Mbps Leased Line

Symmetrical speeds

Equal upload and download speeds facilitate efficient data transfer, essential for tasks like video conferencing and cloud computing.​

Uncontended bandwidth

Dedicated connection ensures consistent performance, unaffected by other users.​

Enhanced reliability

Leased lines often come with SLAs guaranteeing uptime and prompt issue resolution – these can often be negotiated with your provider so remember to raise the question!

Scalability

Options like a 1Gbps bearer allow for easy bandwidth upgrades as business needs grow.​

Considerations and Potential Restrictions

Installation time

Keep in mind that setting up a leased line can take several weeks, depending on infrastructure availability.​

Higher costs

Compared to standard broadband, leased lines are significantly more expensive, reflecting their dedicated nature and the complications that can arise with installing them.​

Location dependency

Businesses in remote areas almost always face higher costs and longer installation times due to infrastructure limitations.​

Top UK Providers of 100Mbps Leased Lines

Here’s a comparison of our leading UK providers that offer businesses 100Mbps leased lines:

Provider Speeds Offered Starting Price (London)

BT Wholesale

BT Business

100Mbps – 10Gbps £395/month

Virgin Media Business

Virgin Media Business

100Mbps – 10Gbps £185/month

Colt technology

Colt Technology

1Gbps – 100Gbps Contact for a quote

talktalk

TalkTalk Business

100Mbps – 10Gbps £90/month

Zen Leased Lines

Zen Internet

100Mbps – 1Gbps Contact for a quote

vodafone

Vodafone

100Mbps- 10Gbps £222/month

Spitfire

Spitfire

100Mbps – 1Gbps £175/month

Daisy Leased Lines

Daisy Comms

100Mbps – 10Gbps Contact for a quote
vaioni

Vaioni

100Mbps – 10Gbps Contact for a quote

Aspire Leased lines

Aspire Technology Solutions

100Mbps – 1Gbps Contact for a quote
Gamma

Gamma

100Mbps – 1Gbps Contact for a quote
fluidone

FluidOne

100Mbps – 10Gbps Contact for a quote

Remember that prices are indicative and may vary based on location and specific business requirements.

 

Is a 100Mbps Leased Line Right for Your Business?

We think that a 100Mbps leased line is ideal for businesses that:​

  • Operate with around 10-50 employees and are heavly reliant on cloud services.​
  • Require consistent and symmetrical internet speeds.​
  • Plan to scale operations in the near future (or at least want to have the option to do so!)​

For businesses anticipating rapid growth or with higher bandwidth needs, we think that considering a higher-speed leased line or a even a 100Mbps line on a 1Gbps bearer (for future scalability) would be a great idea to ensure your business stays ahead of the game and will always be optimised for business continuity.

 

Conclusion – 100Mbps Leased Lines

We think that investing in a 100Mbps leased line can significantly enhance your business’s internet reliability and performance. You must take the time to consider and weigh up the differences in the costs, benefits, and available providers for UK business, and if you do so you can trust that you will make an informed decision that aligns with your operational needs and growth plans!

Numerous leased line providers, such as BT, Virgin and TalkTalk offer speeds from 10Mb to 100Gb in Manchester. You can run a comparison by filling out the form at the top of the page today, and read more about leased lines below:

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James Ward
James Ward( CEO & Founder )

James Ward is CEO & Founder of Leased Line Comparison, a website founded in 2013 and has since helped over 10,000 customers. James gained his expertise in the leased line world by joining a telecoms company called Exponential-e back in 2011 which taught him everything he needed to know to set up this website today. James’ interests include horse racing, skiing, rugby, hiking, boxing and riding. He spends his time between family and friend, socialising and sport.

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