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Corsair 4000D AIRFLOW vs Phanteks XT Pro Ultra

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

all judged against PC cases at a similar price

The Corsair 4000D AIRFLOW and Phanteks XT Pro Ultra both score 6.7/10 overall.

The Corsair 4000D AIRFLOW leads on build and ease of building and noise.

The Phanteks XT Pro Ultra leads on space and compatibility and value.

They score the same on airflow and cooling.

Corsair 4000D AIRFLOW

Corsair 4000D AIRFLOW

6.7/10verdict: good, not the best

The Corsair 4000D AIRFLOW is an ATX mid tower for builders who want a ventilated front panel and a roomy interior. It suits standard gaming and workstation builds with a long graphics card or a tower cooler. It is less suited to anyone who wants a quiet build under heavy load without changing fans.

Typically about £102.40 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

Phanteks XT Pro Ultra

Phanteks XT Pro Ultra

6.7/10verdict: good, not the best

The Phanteks XT Pro Ultra is a mid-tower for builders who want a mesh-fronted case with fans already fitted. It suits people planning a large graphics card, a tall air cooler or a 360 mm radiator. It is less suited to anyone who puts quiet running or a rigid side panel first.

Typically about £76.99 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

CriterionWeightCorsair 4000D AIRFLOWPhanteks XT Pro Ultra
Airflow and cooling30%7/107/10
Build and ease of building20%7/106/10
Space and compatibility20%7/108/10
Noise15%5/104/10
Value15%7/108/10
Overall6.7/106.7/10

Specifications

SpecCorsair 4000D AIRFLOWPhanteks XT Pro Ultra
Case type (mid tower, Micro-ATX, small form factor…)ATX mid towerMid-Tower
Motherboard sizes supported (E-ATX, ATX, Micro-ATX, Mini-ITX)Mini-ITX, Micro-ATX, ATX and E-ATX (305mm x 277mm)E-ATX (up to 280 mm wide), ATX, Micro-ATX, Mini-ITX; rear-connect boards supported for MSI Project Zero, ASUS BTF and Gigabyte Project Stealth
Maximum graphics card length (mm)360mm maximum415 mm; GPU width 184 mm
Maximum CPU cooler height (mm)170mm maximum184 mm
Power supply type supported (ATX or SFX) and maximum PSU length (mm)ATX, maximum PSU length 220mmMaximum PSU length 270 mm; bottom mount
Radiator support (e.g. 360mm top, 280mm front)120, 140, 240, 280 and 360mm supported; 360mm front and 280mm roofTop: max 360 mm; Front: max 240 mm; Rear: 120 mm
Fans included and fan mountsTwo 120mm AirGuide fans included (front and rear); front 3x120mm or 2x140mm, top 2x120mm or 2x140mm, rear 120mmFour M25-140 D-RGB fans included; top 3x 120 mm or 2x 140 mm; front 3x 120 mm or 3x 140 mm; midplate 3x 120 mm; rear 1x 120 mm or 140 mm
Drive bays (3.5 and 2.5 inch)3.5in and 2.5in combo drive cage with two removable trays, plus 2x2.5in5x 2.5-inch plus 1x 3.5-inch HDD, or 3x 2.5-inch SSD plus 2x 3.5-inch

Strengths and weaknesses

Corsair 4000D AIRFLOW

  • + Perforated steel front panel with two fans included
  • + Roomy interior with easy cable routing, per owners
  • + Fits 360mm graphics cards and 360mm front radiators
  • − Fans are 3-pin, not PWM
  • − Only one USB-A port on the front I/O
  • − Side panels take force to remove

Skip it if:

  • Builders who want a quiet system under heavy load without swapping fans
  • Anyone who needs several front USB ports
  • Buyers who want tool-free side panels that come off easily
Read the full Corsair 4000D AIRFLOW review ›

Phanteks XT Pro Ultra

  • + Four D-RGB fans included
  • + Roomy: 415 mm GPU, 184 mm cooler, E-ATX
  • + Owners praise cable routing and value
  • − Owners report noisy stock fans
  • − Side panel flex reported by owners
  • − Only two 3.5-inch bays at most

Skip it if:

  • Buyers who put quiet running first and don't want to deal with stock fan noise.
  • Anyone building a storage-heavy system with several 3.5-inch hard drives.
  • Buyers who want a rigid side panel.
Read the full Phanteks XT Pro Ultra review ›

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