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Compare WOBKEY Rainy75 Pro vs Yunzii B87 Differences Side by Side

This comparison is for buyers deciding between a higher-end aluminum keyboard and a more affordable plastic alternative. Both are tri-mode wireless, gasket-mounted, and support VIA/QMK, making the choice hinge on material quality, battery life, and price. The Rainy75 Pro offers a more substantial, premium feel, while the B87 provides core features at a more accessible price point with a unique included accessory.

94
WOBKEY Rainy 75 Pro Keyboard
85
YUNZII B87 QMK/VIA Custom Mechanical Keyboard

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5.0 (34)
0.0 (0)
  • Released in 2025
  • Has Linear switch options
  • Available in a 75% layout
  • Built with the ANSI, ISO-DE, ISO layout standard
  • Includes screw-in stabilizers
  • Equipped with a 7000 mAh battery
  • Weighs about 1800 g
  • Sized at 30 x 320 x 150 mm
  • Made with a Aluminum, Steel case
  • Released in 2024
  • Has Linear, Clicky, Tactile switch options
  • Available in a 80% layout
  • Built with the ANSI layout standard
  • Equipped with a 4000 mAh battery
  • Weighs about 1128 g
  • Sized at 46 x 147 x 373 mm
  • Made with a ABS case
Scores
  • Performance: 80
  • Build Quality: 88
  • Productivity: 93.8
  • Customizability: 89.5
  • Portability: 91.7
Scores
  • Performance: 81.4
  • Build Quality: 76.9
  • Productivity: 89
  • Customizability: 86.4
  • Portability: 73.1
Name
WOBKEY Rainy75 Pro
Name
Yunzii B87
Release year
2025
Release year
2024
Switch Options
Linear
Switch Options
Linear, Clicky, Tactile
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
80%
Layout Standard
ANSI, ISO-DE, ISO
Layout Standard
ANSI
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Display Support
 
Display Support
 
Mac/Win Support
 
Mac/Win Support
 
Multi-Media Keys
 
Multi-Media Keys
 
USB-C
 
USB-C
 
USB passthrough
 
USB passthrough
 
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Battery capacity
7000 mAh
Battery capacity
4000 mAh
Hall Effect Support
 
Hall Effect Support
 
QMK Support
 
QMK Support
 
VIA Support
 
VIA Support
 
VIAL Support
 
VIAL Support
 
N-Key Rollover
 
N-Key Rollover
 
Rapid Trigger
 
Rapid Trigger
 
Mount Style
Gasket Mount
Mount Style
Gasket Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, South-face
Backlight
 
Rgb, South-face
Case Colors
Case Colors
Case Material
Aluminum, Steel
Case Material
ABS
Keycaps Material
PBT
Keycaps Material
PBT
Dimensions
30 x 320 x 150 mm
Dimensions
46 x 147 x 373 mm
Weight
1800g
Weight
1128g
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Pros and Trade-offs

Your budget and priority for materials are the deciding factors. Invest in the WOBKEY Rainy75 Pro for its superior aluminum build, enormous battery, and detailed modding potential. Choose the Yunzii B87 if you want a capable, programmable keyboard with a wrist rest at a more accessible cost, accepting a plastic build and shorter battery life.

WOBKEY Rainy75 Pro

  • +CNC aluminum case with a silver steel external weight for a premium feel.
  • +Large 7000mAh rechargeable battery for extended wireless use.
  • +FR4 plate with flex cuts and a 1.2mm flex cut PCB for a customized typing feel.
  • +Includes multiple sound dampening layers: poron, EPMD, and PET insulation sheet.
  • +Supports both ANSI and ISO-DE/ISO physical layouts.
  • −Heavier at 1800g, which reduces portability.
  • −Higher price point compared to the Yunzii B87.
  • −75% layout lacks the dedicated function row some users prefer.

Yunzii B87

  • +More affordable price point for a feature-rich keyboard.
  • +Includes a complimentary soft-touch integrated wrist rest.
  • +Uses a gasket mount structure with five named layers of padding for sound.
  • +Vendor states broad compatibility with Win, Mac, Linux, iOS, and Android.
  • +Features dye-sublimation PBT keycaps with unique bear-patterned designs.
  • −Smaller 4000mAh battery capacity.
  • −Case is made from ABS plastic, not metal.
  • −Only available in ANSI layout, limiting regional options.

Which Keyboard Is Better for Your Needs?

The Rainy75 Pro is the stronger choice for programming due to its compact layout and build, and for travel due to its large battery. The Yunzii B87 wins for office use primarily because of its included wrist rest. For gaming and content creation, the keyboards are evenly matched on core performance and programmability. Modders will prefer the Rainy75 Pro for its detailed internal construction and premium materials.

GamingTie
  • •Both offer a 1000Hz polling rate for responsive input.
  • •Both feature N-Key Rollover for simultaneous key presses.
  • •Both support low-latency 2.4 GHz wireless connections.
OfficeYunzii B87
  • •The Yunzii B87 includes an integrated soft-touch wrist rest for comfort.
  • •Its 80% layout retains the function row and navigation cluster.
  • •The vendor states compatibility with Win, Mac, Linux, iOS, and Android.
ProgrammingWOBKEY Rainy75 Pro
  • •The Rainy75 Pro's 75% layout is more compact while keeping dedicated arrow keys.
  • •It supports both ANSI and ISO-DE/ISO physical layouts for regional preferences.
  • •The CNC aluminum case may provide a more stable typing platform.
TravelWOBKEY Rainy75 Pro
  • •The Rainy75 Pro has a significantly larger 7000mAh battery for longer use between charges.
  • •It is a 75% layout, which is generally more compact than the B87's 80% layout.
  • •Its aluminum and steel construction, while heavier, may be more durable.
ModdingWOBKEY Rainy75 Pro
  • •The Rainy75 Pro features a CNC aluminum case and a steel external weight.
  • •It uses an FR4 plate with flex cuts and a 1.2mm flex cut PCB.
  • •It includes several named sound dampening layers: poron, EPMD, and a PET insulation sheet.
Content CreationTie
  • •Both keyboards are fully programmable via VIA and QMK for macros and key remapping.
  • •Both feature south-facing RGB backlighting.
  • •Both offer tri-mode connectivity for flexible device switching.

Frequently Asked Questions (FAQ)

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