Corsair K55 RGB PRO vs K55 RGB PRO XT

Which Keyboard Is Better?

Products

Corsair K55 RGB PRO
Corsair K55 RGB PRO XT

Tested using Methodology v1.0

Updated May 29, 2023 03:10 PM

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BestBuy.com

Tested using Methodology v1.3.1

Updated Nov 27, 2023 05:18 PM

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  1. Recommended in 3 articles:
  2. Budget Gaming
  3. Quiet
  4. Corsair

Our Verdict

Corsair K55 RGB PRO

Corsair K55 RGB PRO XT

The Corsair K55 RGB PRO and the Corsair K55 RGB PRO XT are nearly identical wired gaming keyboards with rubber dome switches. The K55 RGB PRO XT has RGB backlighting with individually lit keys that are customizable on a per-key basis. It also supports dynamic lighting effects with certain games through Corsair iCUE.

2 

Variants

  • K55 RGB PRO (Black)
  • K55 RGB PRO XT (Black)

Check Price

Black
K55 RGB PRO
SEE PRICE
BestBuy.com
Black
K55 RGB PRO XT
Amazon.com
Black
K55 RGB PRO
SEE PRICE
Amazon.com
Black
K55 RGB PRO XT
B&H
Black
K55 RGB PRO
SEE PRICE
Walmart.com
Black
K55 RGB PRO XT
BestBuy.com
Black
K55 RGB PRO
B&H
Black
K55 RGB PRO XT
Corsair
Black
K55 RGB PRO
Corsair
Black
K55 RGB PRO XT
Walmart.com
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Main Differences for
Gaming

Threshold 

0.10

Gaming 
 

0.0
0.0
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Full Comparison

Design

Dimensions 
 

Top Picture  

Corsair K55 RGB PRO Top Picture Sample

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Corsair K55 RGB PRO XT Top Picture Sample

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Size 
 

Locked
Locked

Height 
 

Lock" (Lock cm)
Lock" (Lock cm)

Width  

Lock" (Lock cm)
Lock" (Lock cm)

Depth 
 

Lock" (Lock cm)
Lock" (Lock cm)

Depth With Wrist Rest 
 

Lock" (Lock cm)
Lock" (Lock cm)

Weight 
 

Lock lbs (Lock kg)
Lock lbs (Lock kg)
Show Text 

Build Quality 
 

N/A
N/A

Build Quality Close Up  

Corsair K55 RGB PRO Build Quality Close Up Sample

SAMPLE

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Corsair K55 RGB PRO XT Build Quality Close Up Sample

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Keycap Material  

Locked
Locked
Show Text 

Ergonomics 
 

N/A
N/A

Side Picture  

Corsair K55 RGB PRO Side Picture Sample

SAMPLE

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Corsair K55 RGB PRO XT Side Picture Sample

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Curved/Angled 
 

Locked
Locked

Split Keyboard 
 

Locked

Key Alignment 
 

Locked

Minimum Incline 
 

Lock°
Lock°

Medium Incline 
 

N/A
N/A

Maximum Incline 
 

Lock°
Lock°

Home Row Height 
 

Lock mm (Lock")

Wrist Rest  

Locked
Show Text 

Hardware Customizability 
 

N/A
N/A

Customizability Overview  

Corsair K55 RGB PRO Customizability Overview Sample

SAMPLE

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Corsair K55 RGB PRO XT Customizability Overview Sample

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Replaceable Cherry Stabilizers 
 

Locked

Stabilizer Fixation 
 

Locked

Spacebar Stabilizer Size 
 

Locked

Size Of Right Mod Keys 
 

Locked

Hot-Swappable Switches 
 

Locked

Switch Stem Shape 
 

Locked

Switch PCB Socket 
 

Locked

North-Facing Cherry MX Interference 
 

Locked

Backlight Features 
 

N/A
N/A

Backlighting Picture  

Corsair K55 RGB PRO Backlighting Picture Sample

SAMPLE

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Corsair K55 RGB PRO XT Backlighting Picture Sample

SAMPLE

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Brightness Max  

Corsair K55 RGB PRO Brightness Max Sample

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Corsair K55 RGB PRO XT Brightness Max Sample

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Backlighting  

Locked
Locked

Brightness Min  

Corsair K55 RGB PRO Brightness Min Sample

SAMPLE

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Corsair K55 RGB PRO XT Brightness Min Sample

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White Shot 
 

Corsair K55 RGB PRO White Shot Sample

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Corsair K55 RGB PRO XT White Shot Sample

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RGB 
 

Locked

Per-Key Backlighting 
 

Locked
Locked

Effects 
 

Locked
Locked

Software Controllable 
 

Locked
Locked

Color 
 

Locked

Color Mixing 
 

Locked
Show Text 

Backlight Clarity 
 

N/A
N/A

White Shot  

Corsair K55 RGB PRO White Shot Sample

SAMPLE

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Corsair K55 RGB PRO XT White Shot Sample

SAMPLE

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Cable & Connector  

Connectivity  

Locked
Locked

Detachable 
 

Locked
Locked

Length  

Lock ft (Lock m)
Lock ft (Lock m)

Connector (Keyboard side) 
 

Locked
Locked
Show Text 

Wireless Versatility 
 

N/A
N/A

Bluetooth 
 

Locked
Locked

Bluetooth Multi-Device Pairing 
 

Locked
Locked

Proprietary Receiver 
 

Locked
Locked

Battery Type 
 

Locked
Locked
Show Text 

Macro Keys And Programming 
 

N/A
N/A

Dedicated Macro Keys Count  

Lock

Onboard Macro Programming 
 

Locked

Macro Programming With Software 
 

Locked

Extra Features 
 

Extra Features  

Corsair K55 RGB PRO Extra Features Sample

SAMPLE

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Corsair K55 RGB PRO XT Extra Features Sample

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Media Keys 
 

Locked
Locked

Trackpad / Trackball  

Locked
Locked

Scroll Wheel 
 

Locked
Locked

Control Knob 
 

Locked

USB Passthrough 
 

Locked
Locked

Numpad  

Locked
Locked

Windows Key Lock 
 

Locked
Locked

Lock Indicator  

Locked
Locked

Macro Programmable Keys 
 

Locked
Show Text 

In The Box  

Bundle Picture  

Corsair K55 RGB PRO Bundle Picture Sample

SAMPLE

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Corsair K55 RGB PRO XT Bundle Picture Sample

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Show Text 
Typing Experience

Typing Quality 
 

N/A
N/A

Key Spacing 
 

Lock mm (Lock")
Show Text 

Typing Noise 
 

N/A
N/A

Typing Sample  

Corsair K55 RGB PRO Typing Sample Sample

SAMPLE

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Corsair K55 RGB PRO XT Typing Sample Sample

SAMPLE

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Average Loudness 
 

Lock dBA

High Pitch Clicks 
 

Locked

Noise 
 

Locked
Show Text 

Switches 
 

Wobble Video  

Corsair K55 RGB PRO Wobble Video Sample

SAMPLE

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Corsair K55 RGB PRO XT Wobble Video Sample

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Switch Name 
 

Locked
Locked

Switch Type 
 

Locked

Feel 
 

Locked
Locked

Analog 
 

Locked
Show Text 

Keystrokes 
 

Key Switch Actuation Graph  

Corsair K55 RGB PRO Key Switch Actuation Graph Sample

SAMPLE

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Corsair K55 RGB PRO XT Key Switch Actuation Graph Sample

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Key Switches 
 

Locked
Locked

Mechanical 
 

Locked

Feel 
 

Locked
Locked

Operating Force 
 

Lock gf
Lock gf

Actuation Force 
 

Lock gf
Lock gf

Pre-Travel 
 

Lock mm
Lock mm

Total Travel 
 

Lock mm
Lock mm
Show Text 

Latency 
 

N/A
N/A

Latency Video  

Corsair K55 RGB PRO Latency Video Sample

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Corsair K55 RGB PRO XT Latency Video Sample

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Latency Wired 
 

Lock ms
Lock ms

Latency Receiver 
 

N/A
N/A

Latency Bluetooth 
 

N/A
N/A
Show Text 
Performance

Single-Key Latency 
 

N/A
N/A

Single-Key Latency Graph  

Corsair K55 RGB PRO Single-Key Latency Graph Sample

SAMPLE

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Corsair K55 RGB PRO XT Single-Key Latency Graph Sample

SAMPLE

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Best Connection 
 

Lock ms

Best Connection Std Dev  

±Lock ms

Wired 
 

Lock ms
Lock ms

Receiver 
 

N/A
N/A

Bluetooth 
 

N/A
N/A

PCB (Estimated) 
 

Lock ms
Show Text 

Multi-Key Latency 
 

N/A
N/A

Latency Video  

Corsair K55 RGB PRO Latency Video Sample

SAMPLE

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Corsair K55 RGB PRO XT Latency Video Sample

SAMPLE

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Multi-Key Latency Graph  

Corsair K55 RGB PRO Multi-Key Latency Graph Sample

SAMPLE

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Corsair K55 RGB PRO XT Multi-Key Latency Graph Sample

SAMPLE

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Connection Evaluated  

Locked

Key Press 
 

Lock ms

Key Release 
 

Lock ms

Data Transmission 
 

N/A
N/A

Multi-Key Raw USB  

Corsair K55 RGB PRO Multi-Key Raw USB Sample

SAMPLE

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Corsair K55 RGB PRO XT Multi-Key Raw USB Sample

SAMPLE

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Connection Evaluated  

Locked

USB Polling Rate 
 

Lock Hz

Effective Update Rate 
 

Lock Hz

N-Key Rollover (NKRO) 
 

Locked

Multiple Keys Per USB Report 
 

Locked

Chord Split 
 

N/A
N/A

Chord Split Graph  

Corsair K55 RGB PRO Chord Split Graph Sample

SAMPLE

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Corsair K55 RGB PRO XT Chord Split Graph Sample

SAMPLE

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4 Chord Split Delay 
 

Lock ms

8 Chord Split Delay 
 

N/A
Software and Operating System

Configuration Software 
 

Software Picture  

Corsair K55 RGB PRO Software Picture Sample

SAMPLE

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Corsair K55 RGB PRO XT Software Picture Sample

SAMPLE

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Software Tour  

Corsair K55 RGB PRO Software Tour Sample

SAMPLE

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Corsair K55 RGB PRO XT Software Tour Sample

SAMPLE

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Software Name  

Locked
Locked

Software Windows Compatible 
 

Locked
Locked

Software macOS Compatible 
 

Locked
Locked

Onboard Memory 
 

Locked
Locked

Profiles 
 

Locked
Locked

Account Required 
 

Locked

Cloud Sync 
 

Locked

Macro Programming 
 

Locked

Ease Of Use 
 

Locked
Show Text 

Computer Compatibility 
 

N/A
N/A

Windows 
 

Locked
Locked

macOS 
 

Locked
Locked

Linux (Ubuntu 22) 
 

Locked
Locked

Media Key Compatibility 
 

Locked

Android  

Locked
Locked

iOS  

Locked
Locked

iPadOS  

Locked
Locked
Show Text 

Wireless Mobile Compatibility 
 

N/A
N/A

Android 
 

Locked
Locked

iOS 
 

Locked
Locked

iPadOS 
 

Locked
Locked

Media Key Compatibility 
 

Locked

Check Price

Black
K55 RGB PRO
SEE PRICE
BestBuy.com
Black
K55 RGB PRO XT
Amazon.com
Black
K55 RGB PRO
SEE PRICE
Amazon.com
Black
K55 RGB PRO XT
B&H
Black
K55 RGB PRO
SEE PRICE
Walmart.com
Black
K55 RGB PRO XT
BestBuy.com
Black
K55 RGB PRO
B&H
Black
K55 RGB PRO XT
Corsair
Black
K55 RGB PRO
Corsair
Black
K55 RGB PRO XT
Walmart.com

Corsair K55 RGB PRO

Corsair K55 RGB PRO XT

Comments

  1. Comparison

Corsair K55 RGB PRO vs Corsair K55 RGB PRO XT: Main Discussion

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  1. 3
    2
    1
    2
    0

    Regarding the button actuation and operating forces; I reached out to Corsair and they said that “there are no differences between the membrane switches in either the K55 RGB PRO, or K55 RGB PRO XT, and they should have the same spec. They also noted that "Any potential variation in performance could be due to the age and usage of the switches, as over time, the switch mechanism and membrane will naturally wear down, which can lower the amount of force necessary to actuate a key.” So I guess it is a production thing rather than a spec difference indeed.

    Hey Xspy70!

    Thanks for reaching out. We definitely agree that it’s a production thing and not an intentional spec difference on Corsair’s part.

    In our experience, many manufacturers will typically cite a +/-5gf of tolerance variation for most switch types.

    In this case, the difference in operating and actuation forces we measured on the membrane switches between the Corsair K55 RGB PRO and the Corsair K55 RGB PRO XT are certainly at the higher end of that range but certainly not outside the realm of what we’re used to seeing.

  2. 3
    2
    1
    2
    0

    Regarding the button actuation and operating forces; I reached out to Corsair and they said that “there are no differences between the membrane switches in either the K55 RGB PRO, or K55 RGB PRO XT, and they should have the same spec. They also noted that "Any potential variation in performance could be due to the age and usage of the switches, as over time, the switch mechanism and membrane will naturally wear down, which can lower the amount of force necessary to actuate a key.”

    So I guess it is a production thing rather than a spec difference indeed.