Throw vs Blanket: Difference & Standard Sizes

A throw is a smaller, lighter, primarily decorative textile that drapes across a sofa or the foot of a bed, typically 125 to 180 cm wide, while a blanket is a larger, warmer, functional bed covering, usually 180 to 270 cm wide, sized to drape a mattress on all sides. The short version: throws are for styling and occasional use, blankets are for sleeping under. Below we cover the standard sizes in cm and how to pick the right throw for your sofa or bed.

Key Takeaways

• A throw is smaller, lighter and more decorative than a blanket, typically 125 to 180 cm wide and used to drape across a sofa or the foot of a bed.

• A blanket is larger, warmer and functional, typically 180 to 270 cm wide and sized to cover a mattress with an overhang on both sides.

• Standard AU throw sizes are small (125 × 150 cm), medium (150 × 200 cm) and large / bed throw (180 × 220 cm or bigger), with the right size depending on where you'll use it.

• A 2-seater sofa suits a small or medium throw, a 3-seater or modular sofa suits a medium or large throw, and a bed uses a large or bed throw at the foot.

• You can use a large throw as a light blanket in warmer months, but a proper blanket is warmer, wider and sized for full mattress coverage.

What's the Difference between a Throw and a Blanket

A throw and a blanket look similar but serve different purposes. A throw is a smaller, lighter textile designed for styling and casual use: draped across an armchair, folded over a sofa arm, or laid across the foot of a bed. A blanket is a larger, warmer textile designed as a functional bed layer, sized to cover the mattress and drape down both sides. The line between them isn't strictly drawn (some products are marketed as either), but the practical distinction comes down to size, weight and typical use.

Size & Weight

The clearest difference is size. Throws typically measure 125 to 180 cm on the widest edge, while blankets typically measure 180 to 270 cm depending on bed size. Throws are also generally lighter, weighing around 500 g to 1.5 kg, while blankets weigh 1.5 to 3 kg depending on material and thickness. If you can drape it across your lap without feeling weighed down, it's probably a throw; if it fully covers a bed and adds noticeable warmth, it's a blanket.

Weight matters because it drives use. A light throw is easy to grab and drape when you're watching TV; a heavier blanket is what you actually sleep under. The size difference also determines how the piece looks in a room: throws are visible styling elements, while blankets sit inside a made bed under the doona.

Material & Typical Use

Throws lean toward decorative, tactile materials: knitted cotton, chunky wool, boucle, faux fur, or lightweight woven throws in cotton or linen. They're chosen as much for how they look as for warmth. Blankets tend to use warmer, denser materials: wool, cotton flannel, thermal cotton, fleece, or wool-blend, chosen primarily for insulation and comfort against the skin during sleep.

Typical use also differs. A throw sits on a sofa, armchair, or the foot of the bed, ready to grab for a nap or lounge. A blanket sits inside your made bed as a warmth layer between the flat sheet and the doona (or replaces the doona in warmer months). Some products blur the line: a large woven throw can double as a light blanket in summer, and a lightweight thermal blanket can be draped over a sofa if the palette works.

Standard Throw Blanket Sizes 

Standard AU throw sizes fall into three categories: small (around 125 × 150 cm), medium (around 150 × 200 cm), and large / bed throw (180 × 220 cm or bigger). Sizes vary between brands, and throws aren't standardised the way mattress or doona sizes are, so use the ranges below as a guide. The table gives a scannable cm reference across small, medium and large.

Comparison to standard blanket sizes (for context):

Small Throw

A small throw (125 × 150 cm) is designed for styling and single-person use rather than full-body coverage. It suits an armchair, a reading nook, a bench or the foot of a single bed, and it's the size most often used as a decorative accent rather than for warmth. Small throws typically use lighter materials like cotton, linen or a fine knit, chosen to add texture rather than bulk.

If you're layering a small throw on a sofa, drape it over the arm or fold it into a rectangle across one seat cushion. Two matching small throws work well on a two-arm sofa where symmetry matters. On a single bed, fold across the foot at a 45-degree angle for a hotel-style finish.

Medium Throw

A medium throw (150 × 200 cm) is the most versatile size, suitable for casual use on a 2-seater sofa, a single or king single bed foot, or across a lap while reading. This size gives full lap coverage for one adult and enough length to drape neatly across a smaller sofa without dragging on the floor. Medium throws work in most materials: cotton, wool blend, knit, boucle, or lightweight thermal.

On a 2-seater sofa, a medium throw draped diagonally across one side gives the room a considered look without covering the whole couch. On a single bed, fold it across the foot with about 30 cm hanging down each side. For lap use, the 150 × 200 dimension is generous enough for one adult plus a pet or a book.

Large / Bed Throw

A large throw or bed throw (180 × 220 cm or larger) is sized for 3-seater sofas, modular sofas and the foot of double, queen or king beds. This size can also double as a light blanket in warmer months because the dimensions are close to a standard single or double blanket. Large throws often use warmer materials (wool, wool-blend, thermal cotton) because they're doing more coverage work than smaller throws.

On a 3-seater sofa, a large throw draped across the back gives the room warmth without hiding the sofa's shape. On a queen or king bed, fold it across the foot with 30 to 40 cm hanging down each side for a hotel-style layered look. If you want the throw to also serve as an occasional summer blanket, size up toward the 220 × 240 extra-large range.

Choosing the Right Throw Size for a Sofa or a Bed

The right throw size depends on where you're using it and what you want it to do. For a sofa, match throw size to the number of seats; for a bed, size the throw to match the mattress width plus enough overhang for a hotel-fold at the foot. Below we cover both.

Throw Size for a 2, 3 or Modular Sofa

A 2-seater sofa suits a small or medium throw (125 × 150 or 150 × 200 cm), a 3-seater sofa suits a medium or large throw (150 × 200 or 180 × 220 cm), and a modular or corner sofa suits a large or extra-large throw (180 × 220 or 220 × 240 cm). The rough rule is: throw width should equal roughly 40 to 60 percent of the sofa's total width so it covers meaningfully without hiding the whole seat.

For styling, drape the throw diagonally across one side rather than straight along the back, which looks more considered and less "hotel-checkout". If you want the throw to fully cover the sofa (for cold-weather use or to protect upholstery), size up to a large or extra-large. Our homewares range includes throws sized to layer on our sofas and modular pieces, and the full sofa range is designed for easy layering with throws and cushions.

Throw Size for a Single, Double, Queen or King Bed

For bed use, size the throw to match the mattress width plus 60 to 80 cm total overhang (30 to 40 cm each side). A single bed suits a medium throw (150 × 200), a double or queen bed suits a large throw (180 × 220), and a king bed suits an extra-large throw (220 × 240). The throw sits across the foot of the bed, folded once or twice, and typically covers the bottom third to bottom half of the mattress.

If you want the throw to function as both styling piece and occasional summer blanket, size up so it can be pulled up to cover the sleeper. If you want it purely decorative, size to sit across the foot without needing to be pulled up. For the layers underneath, our duvet range covers the main warmth job, with the Koala Duvet 2nd Gen for year-round use and the Balmy Night Duvet for winter, so the throw can stay in its styling role.

Explore Our Homewares and Bedroom Range for Layered Bedding

The right throw size finishes the look, but the layers underneath matter too. Explore our range:

• Homewares and throws: throws, cushions and accent pieces sized to layer on our sofas and beds.

• Full duvet range: Australian-sized doonas with fill options for every season, backed by our 120-night trial.

• Year-round duvet with balanced fill: the Koala Duvet 2nd Gen, sized to standard AU bed sizes.

• Warm-weight duvet for winter: the Balmy Night Duvet, for colder Australian bedrooms.

• Full sofa range: 2-seater, 3-seater and modular sofas designed for easy throw and cushion layering.

• Full bedroom range: the complete collection of bedroom products designed to work together.

• Dual-purpose sofa beds: furniture for guest rooms and compact living spaces, also throw-friendly.