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Double Bed Size in CM Ireland: Guide to EU & IKEA Sizes

Jack Oliver Morgan Harrison • 2026-04-23 • Reviewed by Oliver Bennett

Irish double beds measure 135 × 190 cm—a full 5 cm narrower and 10 cm shorter than the European standard sold at IKEA. This gap trips up cross-border mattress and bedding buyers, especially those shopping IKEA’s Irish stores, which stock both sizing systems. Below is the complete, source-anchored breakdown of every double bed size that matters in Ireland.

Standard Double (Ireland): 135 x 190 cm · EU/IKEA Double: 140 x 200 cm · King (Ireland): 150 x 200 cm

Quick snapshot

1Confirmed facts
2What’s unclear
  • UK double width varies: 135–138 cm across sources
  • 240 x 220 cm classification not standardised
  • Exact IKEA mattress lineup in Ireland unclear
3Timeline signal
  • IKEA stopped EU-sized mattresses in UK (pre-2026)
  • Ireland retains dual standard + EU options
4What’s next
  • Dual listings becoming standard on retailer sites
  • Mattress-to-frame compatibility checks advisable

The table below consolidates the primary double bed dimensions you will encounter when shopping in Ireland, cross-referenced with UK, EU, and IKEA standards.

Bed type Width (cm) Length (cm) Imperial
Irish/UK Double 135 190 4’6″ × 6’3″
Small Double 120–140 190 3’11″–4’7″ × 6’3″
EU/IKEA Double 140 200 4’7″ × 6’6″
Irish King 150 200 4’11” × 6’6″
Super King / EU King 180 200 5’11” × 6’6″

What size is a double bed in Ireland?

In Ireland, a standard double bed measures 135 centimetres wide by 190 centimetres long. This is the same dimension as the UK standard, reflecting the shared heritage of bed sizing conventions between the two markets (DFI Beds).

Standard double dimensions

Retailers across Ireland—including DFS, The Sleep Shop, and DFI Beds—list the standard double at 135 x 190 cm. In imperial terms, this is approximately 4 feet 6 inches by 6 feet 3 inches (Happy Beds). Irish bed frames and divans sold domestically are designed to fit this exact footprint.

Comparison to small double

A small double—sometimes marketed as a “4 ft” or “standard single extended”—measures 120 × 190 cm in Ireland. This is narrower than the standard by 15 cm, providing a budget-friendly option for solo sleepers who want more room than a single (DFI Beds). Some retailers also list small doubles at 140 × 190 cm, blurring the line between budget double and EU sizing.

Source context

The Sleep Shop, an Irish specialist, confirms Irish sizing “mirrors UK for double at 135 × 190 cm with EU options available” (The Sleep Shop).

What is double bed size in cm?

The double bed size in centimetres depends entirely on which standard you’re referencing. The Irish and UK double is 135 × 190 cm, while the European and IKEA double is 140 × 200 cm. This 5 cm width gap and 10 cm length difference matters when mixing mattress and frame origins.

UK vs Ireland standards

UK and Irish double beds share the same footprint, but minor width variations appear across sources. Some guides list UK double as 137 cm wide or even 138 cm, while retailers in Ireland predominantly use 135 cm. Wikipedia cites approximately 137 × 191 cm, but major Irish retailers converge on 135 × 190 cm (Wikipedia).

Inches to cm conversions

Converting from imperial helps when shopping internationally. A UK double at 4’6″ × 6’3″ converts to roughly 137 × 191 cm (allowing for rounding). The EU double at 4’7″ × 6’6″ converts to approximately 140 × 200 cm. These conversions clarify why a UK mattress fits loosely in an IKEA frame—the frame is simply larger (Happy Beds).

The catch

UK double mattresses do not fit EU bed frames properly. A UK mattress at 135 cm sits 5 cm short of the 140 cm EU frame width, leaving a gap where sheets shift and the mattress may move sideways during sleep.

Is 140x200cm a double bed?

A 140 × 200 cm bed is classified as a small double or European double in Ireland. It is wider than the Irish standard by 5 cm and longer by 10 cm. This size falls between the Irish double and king, often marketed as a “queen-size equivalent” in some contexts.

EU context

In continental Europe, 140 × 200 cm is the standard double bed size. IKEA uses this dimension exclusively for its double beds across EU markets, which is why the same retailer sells a different size in Ireland versus the UK or EU stores. Which? confirms: “A European double mattress measures 140 × 200 cm—wider than the UK double” (Which?).

Suitability for two people

At 140 cm wide, a European double gives each sleeper roughly 70 cm of personal space—equivalent to a narrow single bed each. Couples who prefer to sleep closer may find this comfortable, but those who move during sleep benefit from the extra 5 cm width over the Irish standard.

The upshot

If you’re buying a bed for two adults in Ireland and want maximum compatibility, the 140 × 200 cm IKEA option provides more room than the domestic standard—without stepping up to a king.

Is 160x200cm a double bed?

A 160 × 200 cm bed is larger than any standard double in Ireland. It is classified as a European king or super king equivalent, sitting between the Irish king (150 × 200 cm) and the Super King (180 × 200 cm). IKEA calls this size the “European King” in their Irish listings (IKEA Ireland).

Size classification

Irish retailers typically classify beds by local names: Single (90 × 190 cm), Small Double (120 × 190 cm), Double (135 × 190 cm), King (150 × 200 cm), and Super King (180 × 200 cm). The 160 × 200 cm size falls outside this domestic ladder and is more common in European sizing systems where “king” means 160 × 200 cm.

Comparison to king

Comparing the two: the Irish king at 150 × 200 cm is 10 cm narrower than the European king at 160 × 200 cm, while both share the same 200 cm length. This means European king sheets will overhang an Irish king frame by 10 cm on each side. The Honest Plank highlights this as a key difference: “EU double is 5 cm wider and 10 cm longer than UK double (135 × 190 vs 140 × 200)” (The Honest Plank).

What bed size is 180×200?

An 180 × 200 cm bed is classified as a Super King in Ireland and the UK, and as a European Super King or EU King in continental Europe. It is the only bed size fully standardised across UK, EU, and IKEA at 180 cm wide by 200 cm long (BedGuru).

European super king

In European sizing, the Super King at 180 × 200 cm sits at the top of the domestic range, offering the most space for couples. This size appears consistently in IKEA’s EU catalogues and in guides from Happy Beds, Get Laid Beds, and Beaumont Brown.

Ireland availability

Irish retailers widely stock Super King beds at 180 × 200 cm. The Sleep Shop confirms this size as “standardized at 180 × 200 cm across UK, EU, IKEA” (DFI Beds). For buyers seeking a size that works universally—regardless of whether they buy an Irish, UK, or EU mattress—the Super King is the safest choice.

Bottom line: Irish buyers who purchase IKEA frames risk receiving the wrong-sized mattress unless they verify dimensions first—a UK mattress in an IKEA frame leaves a 5 cm gap on each side; an IKEA mattress on an Irish frame overhangs by the same margin. Always match the manufacturer’s sizing system before buying.

Double bed size comparison

Four sizing systems compete in the Irish market: Irish standard, UK standard, IKEA European, and continental EU. The table below maps each against the others.

Size name Width (cm) Length (cm) Imperial Market
Standard Double 135 190 4’6″ × 6’3″ Ireland, UK
Small Double 120 190 3’11” × 6’3″ Ireland
EU Double (IKEA) 140 200 4’7″ × 6’6″ EU, IKEA
European King 160 200 5’3″ × 6’6″ EU
Irish King 150 200 4’11” × 6’6″ Ireland
Super King 180 200 5’11” × 6’6″ All markets

The clearest takeaway: the 10 cm length difference between UK/Irish doubles and IKEA/EU doubles means standard 190 cm sheets will be short in a 200 cm IKEA frame. This is a common pain point for Irish buyers purchasing IKEA furniture.

Detailed specifications

Five key measurements matter when comparing double bed sizes: width, length, imperial equivalents, centimetres in inches, and the market where each standard applies.

Specification Irish/UK Double EU/IKEA Double Difference
Width (cm) 135 140 +5 cm (EU wider)
Length (cm) 190 200 +10 cm (EU longer)
Width (inches) 53″ 55″ +2″
Length (inches) 75″ 79″ +4″
Per-person width (2 sleepers) 67.5 cm 70 cm +2.5 cm each
Sheet compatibility Standard 135 × 190 Standard 140 × 200 Not interchangeable

The implication: mixing sizing systems requires buying region-specific bedding. Standard UK sheets in an IKEA frame will be short by 10 cm at the foot end; IKEA sheets on an Irish frame will drape over the sides.

What experts say

Retailers and consumer organisations agree on the core measurements but flag the compatibility risks.

The Honest Plank (Bed guide author): “EU is 5 cm wider and 10 cm longer than UK double.”

Which? (Consumer review organisation): “A European double mattress measures 140 × 200 cm. European sizes are slightly wider than their UK counterparts.”

DFI Beds (Irish bed retailer): “Double: Irish standard is 135 × 190 cm. IKEA’s European Double is 140 × 200 cm (5 cm wider and 10 cm longer).”

BedGuru (Bed expert guide): “IKEA beds are also known as European (EU) Beds and are slightly longer than traditional UK sizes.”

The pattern is consistent across all four sources: the EU double is measurably larger, and this difference is intentional—not a rounding error. For Irish buyers, this means IKEA products sometimes use EU dimensions even when sold in Irish stores.

Why this matters

DFI Beds advises: “Always verify manufacturer dimensions for IKEA vs standard fits” — a warning backed by multiple retailers who field returns from customers who assumed their existing mattress would fit a new IKEA frame.

Related reading: Kingsley Hotel Cork · Hotels in Galway City Centre

In Ireland, the standard double bed measures 135×190 cm, a size that Irish 135×190 vs IKEA 140×200 contrasts with IKEA’s common 140×200 cm alternative across EU markets.

Frequently asked questions

What is a double in Ireland?

A double bed in Ireland measures 135 × 190 cm (approximately 4’6″ × 6’3″). This is the standard domestic size used by Irish retailers including DFI Beds, The Sleep Shop, and DFS Ireland.

What bed size is 240×220 cm?

A 240 × 220 cm bed is not a standard double—it’s larger than a Super King. This dimension may refer to custom or non-standard imported frames. No major Irish or UK retailer lists this as a named category.

Is 140×200 enough for 2 people?

Yes—140 × 200 cm provides roughly 70 cm of width per person, which is comparable to a narrow single bed each. It works for couples who don’t need maximum space, though the Irish king at 150 × 200 cm offers more room.

What is single bed size in cm Ireland?

A single bed in Ireland measures 90 × 190 cm (approximately 3′ × 6’3″). This is the standard domestic single dimension.

What is 4ft bed size in cm?

A 4ft bed in Ireland is equivalent to a small double at 120 × 190 cm. The “4 ft” label refers to the width in feet (48 inches = 4 feet).

What is queen bed size in cm Ireland?

Queen size is not a standard category in Ireland. Irish retailers typically use Single, Small Double, Double, King, and Super King. Some European-style retailers may call 160 × 200 cm a queen equivalent.

What is king bed size in cm Ireland?

A king bed in Ireland measures 150 × 200 cm. The European king at 160 × 200 cm is wider by 10 cm and is sold by IKEA and some specialist retailers.



Jack Oliver Morgan Harrison

About the author

Jack Oliver Morgan Harrison

Coverage is updated through the day with transparent source checks.