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Fractal Design Pop Air vs Jonsbo D31 MESH Black

Researched, not hands-on tested.How we review ›

all judged against PC cases at a similar price

The Fractal Design Pop Air scores 6.5/10 overall, ahead of the Jonsbo D31 MESH Black at 6.4/10.

The Fractal Design Pop Air leads on build and ease of building and value.

The Jonsbo D31 MESH Black leads on airflow and cooling.

They score the same on space and compatibility and noise.

Fractal Design Pop Air

Fractal Design Pop Air

6.5/10verdict: good, not the best

The Pop Air is for builders who want a mesh-fronted ATX mid-tower with room for large graphics cards and radiators. It suits people who plan to add or swap fans for better cooling. It is less suited to anyone who wants a quiet case or relies on the stock fans.

Typically about £80 in the UK when we researched itSearch Amazon UK (opens in a new tab, affiliate link)

Affiliate link. As an Amazon Associate I earn from qualifying purchases. Details

Jonsbo D31 MESH Black

Jonsbo D31 MESH Black

6.4/10verdict: good, not the best

The Jonsbo D31 MESH Black suits builders putting an ITX, DTX or M-ATX board in a case that takes a large graphics card. It also suits anyone planning a 240, 280 or 360 mm radiator. Buyers must supply their own fans, so it works best for people happy to choose and fit them.

Typically about £59.99 in the UK when we researched itSearch Amazon UK (opens in a new tab, affiliate link)

Affiliate link. As an Amazon Associate I earn from qualifying purchases. Details

Scores, criterion by criterion

CriterionWeightFractal Design Pop AirJonsbo D31 MESH Black
Airflow and cooling30%6/107/10
Build and ease of building20%7/106/10
Space and compatibility20%8/108/10
Noise15%5/105/10
Value15%6/105/10
Overall6.5/106.4/10

Specifications

SpecFractal Design Pop AirJonsbo D31 MESH Black
Case type (mid tower, Micro-ATX, small form factor…)Mid-tower ATXnot listed
Motherboard sizes supported (E-ATX, ATX, Micro-ATX, Mini-ITX)ATX, Micro ATX, Mini ITXITX / DTX / M-ATX
Maximum graphics card length (mm)405 mm330–400 mm
Maximum CPU cooler height (mm)170 mm168 mm
Power supply type supported (ATX or SFX) and maximum PSU length (mm)ATX only; PSU max length 170 mmATX; maximum PSU length 100–220 mm; four mounting positions
Radiator support (e.g. 360mm top, 280mm front)Top 120, 240 mm; front 120, 240, 280 mm; rear 120 mmTop 240/280/360 mm; rear 120 mm; bottom 240/360 mm
Fans included and fan mountsFront 2x 120/140 mm; top 2x 120/140 mm; rear 1x 120 mm; included 2x Aspect 12 (front), 1x Aspect 12 (rear)None included; mounts: top 120 mm x3 or 140 mm x2; rear 120 mm x1; bottom 120 mm x3 or 140 mm x2; front 120 mm x1
Drive bays (3.5 and 2.5 inch)2x dedicated 2.5" mounts; 3x combined 3.5"/2.5" mounts; 2x 5.25" mounts3.5-inch x1; 2.5-inch x2

Strengths and weaknesses

Fractal Design Pop Air

  • + Honeycomb mesh front with dust filter
  • + Fits 405 mm GPUs and 280 mm front radiator
  • + Cable ties and pass-through holes ready to use
  • − Included fans criticised for weak airflow
  • − Only 19 mm of cable routing space
  • − RGB fans measured at 39 dBA at 85% power

Skip it if:

  • Buyers who want a quiet build without changing the stock fans
  • Anyone who needs a PSU longer than 170 mm
  • Builders who want lots of cable routing space behind the tray
Read the full Fractal Design Pop Air review ›

Jonsbo D31 MESH Black

  • + Takes 330–400 mm GPUs, depending on PSU placement
  • + Radiator support up to 360 mm at top and bottom
  • + Owners praise easy builds and good temperatures
  • − No fans included
  • − Owners complain about cable routing
  • − No front dust filter for the front fan mount

Skip it if:

  • Buyers who want fans included in the box
  • Anyone building with a full ATX motherboard
  • Builders who need lots of drive bays for bulk storage
Read the full Jonsbo D31 MESH Black review ›

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