Silentnight Sofia 1200 Mirapocket Mattress Reviews

The Silentnight Sofia 1200 Mirapocket Mattress is 28cm deep. It has a medium-firm comfort level, designed to provide a restful and comfortable night sleep. 

It’s been awarded the “Getting Greener Award” for sustainability by Good Housekeeping.

Silentnight Sofia 1200 Mirapocket Mattress medium firm

The mattress features a 1200 Mirapocket spring system. It includes zoned areas and individual pocket springs to create personalised support for your body. 

This mattress is also made with Eco Comfort Fibres to keep you cool throughout the night. 

The Eco Comfort Fibres are 100% sustainable to create an eco-friendly product. 

Silentnight Sofia 1200 Mirapocket Mattress Layers:

Silentnight Sofia 1200 Mirapocket Mattress Layers

1. Tufted Sleep Surface – soft-touch hypoallergenic cover.
2. Eco Comfort Fibre Layer – made from sustainable sources and highly breathable.
3. Zoned Mirapocket Support layer – there are 1200 springs which provide tailored support for each part of your body and distribute weight evenly.
4. Eco Comfort Fibre Layer – made from sustainable sources and highly breathable.
5. Durable Base – making the mattress durable and sturdy for a long time.

This mattress is hypoallergenic, free from foam and any chemicals. It has been treated with natural Purotex probiotics, which reduce the risk of dust mites, allergens or moisture from forming inside and creates a healthier night’s sleep. The Eco Comfort Fibre™ layers found inside, are made from 100% sustainable sources. They are highly breathable and allow air to pass through. They also offer extra support, at they have been constructed vertically. 

It’s handmade in the UK by Silentnight. The company has over 70 years experience in British bed making and is UK’s most trusted bed brand. The mattress comes with 5 year guarantee. It has a depth of 28cm (11 inches). 

Rating: 4.7/5 from 1,468 reviews
Price: from £329.95 for single size (reg. £483)

Delivery Info:

When shopping from MattressOnline you get free delivery to majority of postcodes. The delivery team will make contact-free delivery to your door, or if you need they can deliver to your room of choice. The delivery takes place in a two hour time slot that you’ll be notified of, by the company beforehand.

MattressOnline also offers next-day delivery to items that are in stock. This is a big convenience since you can be sleeping on your new mattress tomorrow (just make sure you place your order by 4pm). The company also has a Saturday or Sunday delivery option for a £17.50 fee. 

Shopping tip: If you’re looking for a mattress with extra firm support, check out our review of the Silentnight Ortho Dream Star Miracoil Mattress

Silentnight Sofia 1200 Mirapocket Mattress
Silentnight 1200 Mirapocket Mattress king size

Silentnight Sofia 1200 Mirapocket Mattress Reviews:

The Sofia 1200 Mirapocket Mattress has a high rating of 4.7/5 stars, from over 1,460 customers, who have bought and slept on the mattress. Overall many find it comfortable and feel it’s good value for the money. 


  • Customers are happy with the comfort and support of the mattress, especially since it conforms to their body while accommodating partners of different weights.
  • Other customers have stated that it is a sturdy, well-made mattress, and it provides them with a good night’s sleep.
  • In addition to this, it isolates movement between sleeping partners due to pocket springs. 


  • Some customers felt the mattress was too firm, while others felt it was softer than they wanted. Mattress Online has a 60 night comfort trial, which allows you to exchange it for a different one within the first 60 nights. Another solution would be to use a mattress topper.
  • Other customers have stated the sides and edges are not firm enough when you sit or lay close to the edge of the mattress.

You can read all reviews here.

Disclosure – independently reviews and ranks products, by thoroughly researching them. We may receive a commission when a purchase is made through our links, at no cost to our readers. Prices and ratings mentioned above are accurate as of April 26, 2023.