10 models to compare

Does a 120 gallon reptile enclosure run long or tall?

Equal gallons can change proportions. The 120 gal 4 ft model is 48 3/16 in long and 24 3/16 in tall; arboreal is 24 in long and 48 in tall.

Outside size cannot establish adult-species living space.

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With no preferences selected: 4x2x2 (120 Gallon) Reptile Enclosure V3 is one option to compare.

No hands-on testingMethod and sources

4x2x2 (120 Gallon) Reptile Enclosure V3 · first with a product link

Model / item: BLACKTTAA-120
  • Exterior length: 48 3/16 in.
  • Exterior width: 24 3/16 in.
What to note:

Door material: Glass.

View at Dubia.com

If you choose 18 in for exterior length, the first option with a product link becomes 18x18x24 (33 Gallon) Arboreal Reptile Enclosure V3.

10 models compared; 10 have a product-page link.

The picks

5 options to compare

Compare the details that matter to your setup.

An option to compare

4x2x2 (120 Gallon) Reptile Enclosure V3

Exterior length: 48 3/16 in.

Model / item: BLACKTTAA-120

Key details

  • Exterior width: 24 3/16 in.

What to note

Door material: Glass.

Exterior length: 48 3/16 inExterior width: 24 3/16 inExterior height: 24 3/16 in
See all 5 specs
Exterior length48 3/16 in
Exterior width24 3/16 in
Exterior height24 3/16 in
Panel materialPVC
Door materialGlass

5 of 5 specs available · source checked September 26, 2026 · Source ↗
Dubia.com · Product page checked September 26, 2026

Exterior length: 18 in

18x18x24 (33 Gallon) Arboreal Reptile Enclosure V3

Exterior length: 18 in.

Model / item: BLACKRH33V

Key details

  • Exterior width: 18 in.

What to note

Door material: Glass.

Exterior length: 18 inExterior width: 18 inExterior height: 24 in
See all 5 specs
Exterior length18 in
Exterior width18 in
Exterior height24 in
Panel materialPVC
Door materialGlass

5 of 5 specs available · source checked September 26, 2026 · Source ↗
Dubia.com · Product page checked September 26, 2026

Exterior length: 24 in

24x18x36 (67 Gallon) Arboreal Reptile Enclosure V3

Exterior length: 24 in.

Model / item: BLACKCC67

Key details

  • Exterior width: 18 in.

What to note

Door material: Glass.

Exterior length: 24 inExterior width: 18 inExterior height: 36 in
See all 5 specs
Exterior length24 in
Exterior width18 in
Exterior height36 in
Panel materialPVC
Door materialGlass

5 of 5 specs available · source checked September 26, 2026 · Source ↗
Dubia.com · Product page checked September 26, 2026

Exterior length: 36 3/16 in

36x18x12 (33 Gallon) Reptile Enclosure V2

Exterior length: 36 3/16 in.

Model / item: BLACKHAP-33

Key details

  • Exterior width: 18 3/16 in.

What to note

Door material: Glass.

Exterior length: 36 3/16 inExterior width: 18 3/16 inExterior height: 12 3/16 in
See all 5 specs
Exterior length36 3/16 in
Exterior width18 3/16 in
Exterior height12 3/16 in
Panel materialPVC
Door materialGlass

5 of 5 specs available · source checked September 26, 2026 · Source ↗
Dubia.com · Product page checked September 26, 2026

Exterior width: 24 in

24x24x48 (120 Gallon) Arboreal Reptile Enclosure V3

Exterior width: 24 in.

Model / item: BLACKRH120V

Key details

  • Exterior length: 24 in.

What to note

Door material: Glass.

Exterior length: 24 inExterior width: 24 inExterior height: 48 in
See all 5 specs
Exterior length24 in
Exterior width24 in
Exterior height48 in
Panel materialPVC
Door materialGlass

5 of 5 specs available · source checked September 26, 2026 · Source ↗
Dubia.com · Product page checked September 26, 2026

Comparing 4x2x2 (120 Gallon) Reptile Enclosure V3 · 18x18x24 (33 Gallon) Arboreal Reptile Enclosure V3

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The facts that differ

Choose up to three models to compare side by side.

2 identical specs shown. Details that do not apply to these models are omitted.

Published specification comparison
Spec4x2x2 (120 Gallon) Reptile Enclosure V3Model / item: BLACKTTAA-120No preferences selected.18x18x24 (33 Gallon) Arboreal Reptile Enclosure V3Model / item: BLACKRH33VNo preferences selected.
Exterior length48 3/16 in18 in
Exterior width24 3/16 in18 in
Exterior height24 3/16 in24 in
Panel materialPVCPVC
Door materialGlassGlass

4x2x2 (120 Gallon) Reptile Enclosure V3

Model / item: BLACKTTAA-120

No preferences selected.

Exterior length
48 3/16 in
Exterior width
24 3/16 in
Exterior height
24 3/16 in
Panel material
PVC
Door material
Glass

18x18x24 (33 Gallon) Arboreal Reptile Enclosure V3

Model / item: BLACKRH33V

No preferences selected.

Exterior length
18 in
Exterior width
18 in
Exterior height
24 in
Panel material
PVC
Door material
Glass

4x2x2 (120 Gallon) Reptile Enclosure V3

View at Dubia.com

18x18x24 (33 Gallon) Arboreal Reptile Enclosure V3

View at Dubia.com

Compare all 10 models

— = no verified listing yet. The published order is independent of links.

All models and their decision specs
ProductHow it comparesKey specCompareAction
4x2x2 (120 Gallon) Reptile Enclosure V3
Exterior length: 48 3/16 in; Exterior width: 24 3/16 in.
Model / item: BLACKTTAA-120
Exterior length: 48 3/16 inView at Dubia.com
5x2x2 (150 Gallon) Reptile Enclosure V3
Door material: Glass; Panel material: PVC.
Model / item: BLACKHAB-150
Panel material: PVCView at Dubia.com
18x18x24 (33 Gallon) Arboreal Reptile Enclosure V3
Compared with 4x2x2 (120 Gallon) Reptile Enclosure V3: exterior length, 18 in vs 48 3/16 in.
Model / item: BLACKRH33V
Exterior length: 18 inView at Dubia.com
24x18x36 (67 Gallon) Arboreal Reptile Enclosure V3
Compared with 4x2x2 (120 Gallon) Reptile Enclosure V3: exterior length, 24 in vs 48 3/16 in.
Model / item: BLACKCC67
Exterior length: 24 inView at Dubia.com
24x24x48 (120 Gallon) Arboreal Reptile Enclosure V3
Compared with 4x2x2 (120 Gallon) Reptile Enclosure V3: exterior length, 24 in vs 48 3/16 in.
Model / item: BLACKRH120V
Exterior length: 24 inView at Dubia.com
36x18x12 (33 Gallon) Reptile Enclosure V2
Compared with 4x2x2 (120 Gallon) Reptile Enclosure V3: exterior length, 36 3/16 in vs 48 3/16 in.
Model / item: BLACKHAP-33
Exterior length: 36 3/16 inView at Dubia.com
36x18x18 (50 Gallon) Reptile Enclosure V3
Compared with 4x2x2 (120 Gallon) Reptile Enclosure V3: exterior length, 36 3/16 in vs 48 3/16 in.
Model / item: BLACKHAO-50
Exterior length: 36 3/16 inView at Dubia.com
4x2x2 (120 Gallon) Reptile Enclosure V3
Exterior length: 48 3/16 in; Exterior width: 24 3/16 in.
Model / item: BLACKTTAA-120
Exterior length: 48 3/16 in
5x2x2 (150 Gallon) Reptile Enclosure V3
Door material: Glass; Panel material: PVC.
Model / item: BLACKHAB-150
Panel material: PVC
18x18x24 (33 Gallon) Arboreal Reptile Enclosure V3
Compared with 4x2x2 (120 Gallon) Reptile Enclosure V3: exterior length, 18 in vs 48 3/16 in.
Model / item: BLACKRH33V
Exterior length: 18 in
24x18x36 (67 Gallon) Arboreal Reptile Enclosure V3
Compared with 4x2x2 (120 Gallon) Reptile Enclosure V3: exterior length, 24 in vs 48 3/16 in.
Model / item: BLACKCC67
Exterior length: 24 in
24x24x48 (120 Gallon) Arboreal Reptile Enclosure V3
Compared with 4x2x2 (120 Gallon) Reptile Enclosure V3: exterior length, 24 in vs 48 3/16 in.
Model / item: BLACKRH120V
Exterior length: 24 in
36x18x12 (33 Gallon) Reptile Enclosure V2
Compared with 4x2x2 (120 Gallon) Reptile Enclosure V3: exterior length, 36 3/16 in vs 48 3/16 in.
Model / item: BLACKHAP-33
Exterior length: 36 3/16 in
36x18x18 (50 Gallon) Reptile Enclosure V3
Compared with 4x2x2 (120 Gallon) Reptile Enclosure V3: exterior length, 36 3/16 in vs 48 3/16 in.
Model / item: BLACKHAO-50
Exterior length: 36 3/16 in
10 catalog models

How the comparison works

Your choices are compared with each model’s product details. A missing or conflicting value stays unknown and cannot satisfy a choice you select. The starting order helps you browse; it does not rate real-world performance.

Source dates appear with each link below. A source date does not confirm today's price or stock.

Sources for all 10 models
  • 18x18x24 (33 Gallon) Arboreal Reptile Enclosure V3: Source 1 ↗ · September 26, 2026
  • 24x18x36 (67 Gallon) Arboreal Reptile Enclosure V3: Source 1 ↗ · September 26, 2026
  • 24x24x48 (120 Gallon) Arboreal Reptile Enclosure V3: Source 1 ↗ · September 26, 2026
  • 36x18x12 (33 Gallon) Reptile Enclosure V2: Source 1 ↗ · September 26, 2026
  • 36x18x18 (50 Gallon) Reptile Enclosure V3: Source 1 ↗ · September 26, 2026
  • 48x24x12 (60 Gallon) Reptile Enclosure V2: Source 1 ↗ · September 26, 2026
  • 48x24x18 (90 Gallon) Reptile Enclosure V3: Source 1 ↗ · September 26, 2026
  • 48x24x48 (240 Gallon) Reptile Enclosure V3: Source 1 ↗ · September 26, 2026
  • 4x2x2 (120 Gallon) Reptile Enclosure V3: Source 1 ↗ · September 26, 2026
  • 5x2x2 (150 Gallon) Reptile Enclosure V3: Source 1 ↗ · September 26, 2026

Arboreal shells trade floor shape for vertical room

Reptile Habitats’ square-footprint arboreal enclosure measures 24 in long by 24 in wide by 48 in tall outside. Its narrower arboreal design is 24 in long by 18 in wide by 36 in tall. Those shapes offer different ways to arrange vertical space, but the exterior is not the usable interior.

The size controls select exact exterior dimensions. They do not answer which habitat size your animal needs, and a model with unresolved dimensions cannot satisfy an active dimension choice.

PVC panels and glass doors leave installation questions open

All 10 Reptile Habitats enclosures describe PVC panels and glass doors. That shared construction does not distinguish opening clearance, lock design, ventilation or permitted equipment mounts. Read those details for the specific horizontal or arboreal shell you are considering.

We compared enclosure shells without maintaining a reptile habitat in them. Interior layouts, door travel and mounting restrictions still need the maker’s documentation before you plan lights or heating equipment.

Species needs decide the completed habitat

A tall shell is not proof of suitable temperature, humidity or lighting. Work out the intended animal’s space and environmental needs, then check whether the enclosure and permitted equipment can support that setup.

Do not convert the exterior dimensions into a claim about usable habitat volume. The interior measurements and equipment layout are missing from this comparison, and the shell descriptions alone cannot resolve animal suitability.

Before you buy

Is the outside size the living space?

No. Frames, panels, substrate and equipment take room inside, and nothing here works out the interior. Plan heating, ventilation and your animal's adult size with a reptile vet or a care guide.

Why doesn't 24 in tall show every 2 ft enclosure?

The size menus take exact figures. The arboreal models are sized in whole inches, while the horizontal V2 and V3 models run 3/16 in over their nominal size, so nominal and slightly oversized heights are separate choices. Four models share one 48 3/16 by 24 3/16 in base and differ in height, sold as 60 to 240 gal.

Why is the 150 gallon size blank?

Its page gives a nominal 5 ft length with 2 ft width and height but no exact outside measurements, so the three size fields stay blank and any size choice hides it.