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Apex vs Pent vs Corner Summerhouses: Which Fits?

Matched base
1790 x 2468mm
Height difference
260mm
Matched live price
£896
Compact corner base
1838 x 1838mm

An apex summerhouse gives central headroom, while a pent keeps the same floor plan beneath a lower one-way roof. Corner describes the plan shape, not one roof design. In the matching Power 8x6 range, both models share a 1790 x 2468mm base and 12mm boards. Their live prices also match. The apex stands 260mm higher.

Key takeaways

  • The matched 8x6 Apex is 2288mm high, against 2028mm for the Pent.
  • Both matched models use the same 1790 x 2468mm base.
  • Both use 12mm tongue-and-groove walls, floors and roofs.
  • The Power 6x6 Corner needs an 1838 x 1838mm base.
  • Within 2m of an English boundary, check the 2.5m height limit.
Power 8x6 Apex Summerhouse in a coastal English garden after rain
The exact stocked Power 8x6 Apex shows its central ridge and two roof slopes clearly.

View the Power 8x6 Apex Summerhouse | £896

Compare the full summerhouse range

By Matt W | Summerhouse Stores

Updated 13 August 2026

The fairest roof comparison uses two otherwise matching buildings. Marketing photographs rarely make that possible.

Our live Power 8x6 Apex and Pent records provide a clean test. Their bases, timber build and current prices match.

The choice therefore comes down to height, drainage direction, wall use and appearance. That is much more useful than style labels.

What is the difference between apex, pent and corner summerhouses?

An apex has two roof slopes meeting at a ridge. A pent uses one continuous slope between a high and low edge.

A corner summerhouse is different. The term describes its floor plan and angled frontage, not a single roof construction.

The Power 6x6 Corner uses a low, pent-style roof. Palmako Melanie corner cabins use a four-sided hipped roof.

This distinction matters when planning rainwater. A corner model may shed water towards several edges rather than one predictable side.

Browse the separate traditional roof range, lower-profile designs and angled-front summerhouses after measuring the plot.

Does an apex summerhouse give more headroom than a pent?

An apex gives more height along its centre line. A pent spreads its height change across the building depth or width.

The matching Power models show the difference without confusing size or timber specification. The Apex reaches 2288mm at its ridge.

The Pent's listed highest point is 2028mm. That makes the Apex 260mm taller on the same 1790 x 2468mm base.

That extra central height suits pendant lighting, tall users and shelving placed near the ridge. It does not raise every wall equally.

A pent can feel more even near its high wall. Check the low-wall height before placing a tall bookcase or exercise machine.

Matt's pick for a height-sensitive plot: Power 8x6 Pent

Power 8x6 Pent Summerhouse on a contemporary planted patio
The exact stocked Pent keeps the matched 8x6 base beneath a lower one-way roof.

View the Power 8x6 Pent Summerhouse | £896

Its 2028mm highest point sits 260mm below the matching Apex. Both use the same base and 12mm timber build.

How do matching 8x6 apex and pent models compare?

Their floor commitment and current purchase price are identical. Roof form is the meaningful difference in this matched pair.

Checked featurePower 8x6 ApexPower 8x6 PentWhat changes
Product ID21682170Distinct live products
Current price£896£896Same when checked
Base1790 x 2468mm1790 x 2468mmNo footprint penalty
Wall dimensions1814 x 2492mm1814 x 2492mmSame outer walls
Highest point2288mm2028mmApex is 260mm higher
Walls, roof and floor12mm tongue and groove12mm tongue and grooveSame board build
Frame44 x 28mm44 x 28mmSame framing
Window aperture1620 x 457mm1620 x 457mmSame listed glazing size
Roof drainageTwo eavesOne low edgeDifferent water route

The base area is 4.42m² for either model. Their roof projections differ, so allow the exact listed overhang.

The summerhouse size guide explains why base, wall, roof and internal measurements must stay separate.

Which roof works better near a fence or boundary?

A lower pent often gives an easier starting point near a boundary. Planning compliance still depends on the complete proposal.

In England, an outbuilding within 2m of a boundary usually has a 2.5m maximum overall height.

The Planning Portal lists the current limits. Other conditions, designated land and previous permissions can change the position.

Both matched 8x6 models sit below 2.5m on their published dimensions. Ground level and any raised base still require checking.

Use the England planning guide before fixing the base location.

Do not choose from the model name alone. Confirm the exact overall height, roof edge and finished ground level.

Where will rainwater leave each roof?

An apex divides rain between two eaves. A pent sends it towards one low edge.

That makes a pent's discharge easier to predict. It also concentrates guttering and drainage planning on one side.

An apex needs space along both eaves. One side may face a fence, so cleaning access still matters.

A hipped corner roof sheds water around several sides. The Palmako Melanie also has a 210mm roof overhang on its 2.8m model.

Plan where each downpipe can discharge without soaking timber bearers or neighbouring land. Our positioning guide covers drainage and maintenance access.

Palmako Melanie 2.8m Corner Log Cabin with a hipped roof
This exact stocked corner cabin shows why corner describes plan shape rather than one roof type.

View the Palmako Melanie 2.8m Corner Log Cabin | £3,490

Which style gives the most useful wall space?

Rectangular apex and pent buildings usually give the simplest furniture walls. Corner models exchange some straight frontage for diagonal views.

A desk, bookcase or sofa needs an uninterrupted wall. Doors, low windows and angled sections reduce its available length.

The Power 6x6 Corner has a 1838 x 1838mm base and four tall windows. Its glazed frontage favours compact seating.

A rectangular 8x6 model gives longer side walls. That can work better for a 1200mm desk or deeper storage.

Mark each window and door on the floor plan. Then add furniture rectangles and at least one clear route to the exit.

Power 6x6 Corner Summerhouse with angled garden-facing glazing
The exact stocked 6x6 Corner uses an angled frontage to turn seating towards the garden.

View the Power 6x6 Corner Summerhouse | £909

Which summerhouse style suits each garden?

Choose from the plot constraints first, then decide which appearance you prefer.

Garden or useBest starting pointReasonCheck before buying
Traditional open plotApexCentral height and balanced roofRidge height and two drainage edges
Low-profile boundary plotPentLower overall formLow-wall headroom and discharge side
Unused right-angle cornerCornerAngled frontage faces the gardenRear access and furniture walls
Desk against a long wallApex or pentRectangular wall planWindow and door positions
Two-chair retreatCompact cornerGlazing supports a diagonal outlookChair depth and opening doors

A corner design is not automatically smaller. The Palmako corner range extends from 6.9m² to larger multi-purpose rooms.

Read the corner summerhouse buying guide for measured layout and access checks.

Power 10x8 Apex Summerhouse with a traditional central ridge
This exact stocked Apex provides more floor room while retaining the same balanced roof principle.

View the Power 10x8 Apex Summerhouse | £1,296

How should you make the final choice?

Use a three-part test covering maximum height, rainwater route and furniture walls.

  1. Mark the exact base and roof projection on the chosen ground.
  2. Record the highest point and every roof edge beside a boundary.
  3. Draw doors, glazing and furniture at the same scale.
  4. Choose where gutters and downpipes can discharge safely.
  5. Walk the route from the house with doors shown open.

If two styles still work, choose the one you prefer looking at. The practical differences have already been resolved.

"We stock both roof forms because neither wins every plot. The right answer appears once height, water and furniture are measured."

Matt W, Summerhouse Stores

Frequently asked questions

Is an apex or pent summerhouse better?

Neither is universally better. Apex models favour central height, while pent models favour a lower one-way roof.

Is a pent summerhouse lower than an apex?

Usually, but compare exact product dimensions. The matched Power 8x6 Pent is 260mm lower than the Apex.

Does a corner summerhouse always have a hipped roof?

No, corner describes the plan shape. Stocked examples use both low pent-style and hipped roofs.

Can an apex summerhouse go near a boundary?

Yes, when the complete proposal meets local rules. Check overall height, ground level and any planning restrictions.

Do apex and pent summerhouses need different bases?

Not when their published base dimensions match. The compared Power 8x6 models both need 1790 x 2468mm.

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