Available 
Jay-Be Bio Cool Hybrid 2000 e-Pocket Mattress
from £264-£474.
£264-£474
Sizes tracked: Single, Small Double, Double, King Size
Jay-Be Kids Mattress
Jay-Be QUEST Q1 Deep e-Spring Childrens Mattress review
Jay-Be QUEST Q1 Deep e-Spring Childrens Mattress is a medium-to-firm Single-size kids mattress that looks best for children’s rooms or guest rooms, but the small review sample and live offer details are worth checking first.
Sleep Savvy may earn a commission if you buy through links on this site.
Last verified: 2026-07-21
Quick verdict
Jay-Be QUEST Q1 Deep e-Spring Childrens Mattress is a sensible shortlist option if you want a traditional kids mattress in Single size with a medium-to-firm feel. At £149 on the tracked listing, it looks most relevant for children’s rooms or guest rooms rather than shoppers who want lots of size choices or a softer foam-led feel. Check the live retailer page for the latest price, comfort-trial wording and guarantee before ordering.
Available sizes and prices
Jay-Be QUEST Q1 Deep e-Spring Childrens Mattress is listed with 1 size option from £149. The visible sizes include Single, so use the table to compare the option that matches the exact size, colour, format or specification you want. Always confirm the final checkout price, delivery charge and stock status on the retailer page.
| Size | Firmness | Price | Stock | Last checked | Link |
|---|---|---|---|---|---|
| Single | Check retailer | £149 | In stock | 2026-07-21 | View |
Key product details
These are the retailer details worth checking first for Jay-Be QUEST Q1 Deep e-Spring Childrens Mattress: Brand: Jay-Be; Type: Kids Mattress; Sizes tracked: Single; Price range: £149. Treat them as a quick fact sheet, then use the retailer page to verify any installation, warranty, delivery or model-number details before buying.
| Brand | Jay-Be |
|---|---|
| Type | Kids Mattress |
| Sizes tracked | Single |
| Price range | £149 |
| Owner rating signal | 4.8 out of 5 shown; review volume needs checking with the retailer |
| Last checked | 2026-07-21 |
What the retailer listing shows
On Mattress Online, the Jay-Be QUEST Q1 Deep e-Spring Childrens Mattress is shown with traditional open coil springs, a soft white fibres comfort layer, medium-to-firm firmness and a Single size listing. The retailer also describes it as hypoallergenic, uses breathable e-fibre materials, mentions free delivery and includes a comfort trial note. The page wording also says it is handcrafted in the UK, so this is a straightforward spring-and-fibre kids mattress rather than a foam-led build.
What the evidence suggests
The visible product rating is 4.8 out of 5, but that score is based on only 4 reviews, so it is a positive signal rather than strong proof of long-term satisfaction. The small review sample makes the listing encouraging, yet still thin, and the live offer needs a recheck because the retailer pages show different comfort-trial wording in places. The supplied page evidence also mentions a 5-year guarantee, but that should be confirmed on the live listing before you buy.
Buyer trade-offs to weigh
This mattress trades a medium-to-firm, open-coil construction against the feel you would get from pocket-sprung or foam options. If you want a traditional support profile for a child’s room, the Jay-Be QUEST Q1 Deep e-Spring Childrens Mattress at £149 is an easy shortlist contender; if you prefer a softer or more contouring feel, compare it with nearby pocket-sprung or foam-led alternatives. The Single-only tracked variant also means you should check bed-frame and room fit before you decide.
Price and value benchmark
At £149, Jay-Be QUEST Q1 Deep e-Spring Childrens Mattress sits above the median of the limited comparable set, which is £114, so it is not the cheapest way into a Jay-Be kids mattress. With only one tracked variant, value depends more on whether the spec suits your room and support preference than on range choice. Live pricing may differ from the tracked offer, so confirm the current price and delivery details on Mattress Online before checkout.
How it compares with nearby alternatives
The closest nearby Jay-Be alternative in the supplied set is the Jay-Be Simply Kids Waterproof Mattress, which is £35 cheaper and may appeal if price is the main driver. The Jay-Be QUEST Q2 Deep e-Pocket Childrens Mattress is only £5 more than this Q1 model, so it is the clearest comparison if you want to weigh open-coil support against pocket sprung support. Compare feel, price and size choice side by side, because this Q1 listing is tracked only in Single size.
How to read the review evidence
The 4.8 rating should not be over-read because the product-specific review volume is very small at 4 reviews. That means the score is useful as a quick confidence check, but not as strong evidence of broad buyer experience. No independent lab or expert testing for this exact mattress was found in the supplied sources, so the safest reading is that the public feedback is positive but still thin.
Who it suits
This Jay-Be QUEST Q1 Deep e-Spring Childrens Mattress looks best for families shopping for children’s rooms or guest rooms where a simple Single-size mattress is needed. It should also suit shoppers who want a traditional support profile from a Jay-Be kids mattress and are comfortable with a medium-to-firm feel rather than a softer foam design. If you are matching it to a bed frame, check the exact Single dimensions and depth on the live Mattress Online page so the fit works properly.
Who should avoid it
Skip it if you want a softer foam feel, a pocket-sprung build or more size and variant choice than the current Single listing provides. It is also a weaker pick for anyone who wants stronger public review evidence before paying £149, because the visible review sample is too small to be definitive. If you need a clearly verified comfort trial or guarantee detail, confirm the current wording on the retailer page before you commit.
Comfort and support
The medium-to-firm rating and traditional open coil springs point to a more familiar spring mattress feel, while the soft white fibres comfort layer should soften that structure a little. In practical terms, that makes the Jay-Be QUEST Q1 Deep e-Spring Childrens Mattress a plausible match for children who sleep better on a firmer surface, or for guest-room use where a classic support profile is preferred. Comfort is still about everyday fit rather than medical outcomes, so it is wise to check sleep-position preference and bed-frame compatibility before ordering.
Value judgment
On value, this is a reasonable shortlist rather than a blind buy. The £149 price can make sense if you want the Jay-Be brand, a medium-to-firm open-coil kids mattress and the retailer extras mentioned on the page, but the small review sample and the live-offer uncertainty mean you should compare it with the nearer Jay-Be alternatives first. Always check the current price, delivery wording and guarantee on Mattress Online before ordering.
Good alternatives to compare
The closest alternatives to compare with Jay-Be QUEST Q1 Deep e-Spring Childrens Mattress include Jay-Be Bio Cool Hybrid 2000 e-Pocket Mattress, Jay-Be QUEST Q2 Deep e-Pocket Childrens Mattress, Bodyshape Vitality Memory Foam Ortho Mattress. Use these cards to check whether a nearby model gives you a better price, a more suitable specification or a clearer match for your space and budget.
Available 
Jay-Be QUEST Q2 Deep e-Pocket Childrens Mattress
from £154.
£154
Sizes tracked: Single
Available 
Bodyshape Vitality Memory Foam Ortho Mattress
from £158-£305.
£158-£305
Sizes tracked: Single, Small Double, Double, King Size, Super King
Retailer details used
Last checked 2026-07-21. The source list below is included to help you check the details behind the comparison. Always confirm the latest price, delivery cost, stock status and product details with the retailer before buying.
- Retailer product pageProduct details and availability context
- Jay-Be QUEST Q1 Deep e-Spring Childrens Mattress | Mattress Onlineproduct-page facts, product evidence and extracted page snippets
- Jay-Be QUEST Q1 Deep e-Spring Childrens Mattress | Mattress OnlinePrimary product page; current price, core specs, description, trial wording
- Jay-Be Kids Mattresses | Free UK Delivery | Mattress OnlineCategory context, comparative listing, review volume, alternate trial wording
- JAY-BE Reviews | Read Customer Service Reviews of www.jaybe.comBrand-level public reputation context
More mattresses to compare
These related guides and reviews can help you compare nearby options before buying.
Questions about this mattress
Is the Jay-Be QUEST Q1 Deep e-Spring Childrens Mattress a good choice for a child’s room or guest room?
Yes, it looks like a sensible shortlist option for those uses because it is a Single-size kids mattress with a medium-to-firm, traditional open-coil feel. Check the live dimensions, depth and current price on Mattress Online before you buy.
What does medium-to-firm open-coil construction mean for everyday comfort?
It usually points to a more traditional spring mattress feel rather than a foam-led one. The soft white fibres layer may add a little cushioning, but shoppers who prefer a softer or more contouring surface should compare it with pocket-sprung or foam alternatives.
Does the single-size listing limit who should buy this mattress?
Yes, it does limit flexibility compared with multi-size models. The tracked listing is only shown in Single, so it is most practical for a child’s bed or a room where that size already matches the frame and bedding.
Is the 4.8 rating reliable if there are only 4 reviews?
It is a positive sign, but the sample is too small to treat as strong proof. The score can help with first impressions, yet it should be weighed alongside the £149 price, the Single-only listing and the current retailer offer details.
How does the £149 price compare with nearby Jay-Be alternatives?
It sits above the limited peer median in the supplied set, so it is not the cheapest Jay-Be kids mattress on the shortlist. The Jay-Be Simply Kids Waterproof Mattress is cheaper, while the Jay-Be QUEST Q2 Deep e-Pocket Childrens Mattress is only slightly dearer, which makes those two the most useful comparisons.