Corsair K65 PRO MINI  Keyboard Review

Reviewed Sep 21, 2023 at 01:01pm
Tested using Methodology v1.4.1 
Corsair K65 PRO MINI
8.9
Gaming 
6.8
Office 
2.6
Mobile/Tablet 
7.3
Programming 
2.8
Entertainment / HTPC 
9.4
Raw Performance 
 8

The Corsair K65 PRO MINI is a wired mechanical gaming keyboard that continues Corsair's K65 lineup. This keyboard has a Compact (65%) form factor that includes dedicated arrow keys and several navigation cluster keys. It also has a maximum polling rate of 8000Hz and uses Corsair's linear optical OPX switches. Its stock keycaps are made of doubleshot PBT plastic with shine-through legends, but it also includes an alternate ABS plastic spacebar with a shine-through pattern.

During testing, we encountered several technical issues with this keyboard's FN keys, backlighting customization, and firmware update process. These issues have also been widely reported by others online. For more details, see the Configuration Software section.

Our Verdict

8.9
Gaming 

The Corsair K65 PRO MINI is an excellent gaming keyboard. It delivers exceptionally low latency performance with a maximum polling rate of 8000Hz and extremely sensitive optical switches, making it well-suited for playing fast-paced, competitive games. It also has impressive overall build quality with durable PBT keycaps and individually backlit keys with shine-through legends that are easy to read in darker rooms.

Pros
  • Impressive overall build quality.
  • Exceptionally low latency.
  • Full RGB backlighting with individually-lit keys.
Cons
  • Folding feet offer only a single incline angle.
6.8
Office 

While it isn't specifically designed for this use, the Corsair K65 PRO MINI is decent for office work. It has impressive overall build quality with durable PBT keycaps and two layers of sound-dampening foam inside the case. Unfortunately, while its optical switches are well-suited for fast-paced gaming, they have very short total travel pre-travel and will likely feel too sensitive for everyday typing.

Pros
  • Impressive overall build quality.
  • All keys are macro-programmable.
Cons
  • Switches are very sensitive and easy to bottom out, which can be uncomfortable for everyday typing.
  • Folding feet offer only a single incline angle.
2.6
Mobile/Tablet 

The Corsair K65 PRO MINI is a wired-only keyboard that isn't suitable for use with tablets or mobile devices.

7.3
Programming 

The Corsair K65 PRO MINI is decent for programming use. It has impressive overall build quality, individually backlit keys, and shine-through legends that you can easily read in darker rooms. Unfortunately, it's a wired-only model that doesn't support multi-device pairing. Additionally, the optical switches are very sensitive and have short total travel and pre-travel, making them feel overly sensitive for typing. Also, because of its compact form factor, it lacks a dedicated function row, which can be an issue if your workflow depends heavily on F keys.

Pros
  • Impressive overall build quality.
  • Full RGB backlighting with individually-lit keys.
  • All keys are macro-programmable.
Cons
  • Switches are very sensitive and easy to bottom out, which can be uncomfortable for everyday typing.
  • No dedicated F-row.
  • No dedicated macro keys.
  • Folding feet offer only a single incline angle.
2.8
Entertainment / HTPC 

The Corsair K65 PRO MINI is terrible for an entertainment or home theater PC setup since it's a wired-only model, requiring you to sit quite close to your computer to use it. And while it has impressive overall build quality and individually backlit keys with shine-through keycaps, it lacks dedicated media controls.

Pros
  • Impressive overall build quality.
Cons
  • No dedicated media keys.
  • Wired-only.
9.4
Raw Performance 
  • 8.9
    Gaming
  • 6.8
    Office
  • 2.6
    Mobile/Tablet
  • 7.3
    Programming
  • 2.8
    Entertainment / HTPC
  • 9.4
    Raw Performance
  • Changelog

    1.  Updated Aug 26, 2025: We've converted this review to Test Bench 1.4.1. This update removes the Key Release test and a video element from the Multi-Key Latency section, resulting in minor score changes. See our full 1.4.1 changelog for details.
    2.  Updated May 15, 2025: 

      We've written text for the new Adjustable Input Granularity box, added with Test Bench 1.4, and we've made sure all text throughout the review reflects any changes.

    3.  Updated May 15, 2025: We've updated this review with our new Test Bench 1.4 methodology. It adds a new Output Type classification in the Switches box, indicating whether the keyboard's output is non-adjustable, adjustable, or analog. It also introduces a new Adjustable Input Granularity test, which improves comparability between keyboards with adjustable input.
    4.  Updated Feb 06, 2025: 

      We've made a small change in the Hardware Customizability section, changing our result for the North-Facing Cherry MX Interference test to 'Yes.' This is only to indicate that there is a small possibility of interference with some aftermarket Cherry MX profile keycaps. We've also added new text to this section for more context.

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    Differences Between Sizes And Variants

    The Corsair K65 PRO MINI is only available in a black color option, and no variants are available at the time of writing. You can see the label of the unit we bought and tested here.

    Popular Keyboard Comparisons

    The Corsair K65 PRO MINI is a continuation of Corsair's K65 lineup of mechanical gaming keyboards. This new model has a slightly larger footprint and includes dedicated arrow keys and several navigation keys, which its predecessor, the Corsair K65 RGB MINI, lacks. Additionally, while the previous version used mechanical switches, the new K65 PRO MINI uses Corsair's linear optical OPX switches— optical switches typically being more durable and offering a potential performance benefit as they don't require traditional debouncing like a mechanical switch.

    This keyboard leverages these extremely lightweight, low pre-travel optical switches with its maximum polling rate of 8000Hz to minimize gaming latency, while its Compact (65%) layout seeks to strike a balance between the greater functionality offered by larger 75% or TKL form factors and more minimal 60% layouts which typically require you to memorize more hotkey combinations.

    For more recommendations, see our picks for the best keyboard, the best mechanical keyboard, and the best gaming keyboard.

    Corsair K65 RGB MINI

    The Corsair K65 RGB MINI and the Corsair K65 PRO MINI are wired mechanical gaming keyboards in the same product lineup. The K65 RGB MINI is slightly smaller and has a compact (60%) form factor. It's available in several linear Cherry MX mechanical switch options. On the other hand, the K65 PRO MINI uses CORSAIR linear OPX optical switches. It's also slightly larger with a compact (65%) form factor, so it has dedicated arrow keys and several navigation keys, which the K65 RGB MINI lacks.

    SteelSeries Apex Pro Mini

    The Corsair K65 PRO MINI and the SteelSeries Apex Pro Mini are wired mechanical gaming keyboards. The Corsair uses liner OPX optical switches and has a higher maximum polling rate of 8000Hz. It's also slightly larger, with a compact (65%) form factor that includes dedicated arrow keys and several navigation keys, which the SteelSeries lacks. On the other hand, the SteelSeries uses optical OmniPoint 2.0 switches, allowing you to customize individual keys' pre-travel distance.

    Corsair K70 PRO MINI WIRELESS

    The Corsair K65 PRO MINI and the Corsair K70 PRO MINI WIRELESS are mechanical gaming keyboards. The K65 PRO MINI is a wired-only model that uses Corsair's linear OPX optical switches. It's also slightly larger with a compact (65%) form factor, so it has dedicated arrow keys and several navigation keys, which the K70 PRO MINI WIRELESS lacks. On the other hand, the K70 PRO MINI WIRELESS is a wireless model with a compact (60%) form factor and is available with Cherry MX or Cherry MX Speed mechanical switches.

    Razer Huntsman Mini

    The Razer Huntsman Mini and the Corsair K65 RGB MINI are wired mechanical gaming keyboards. The Razer has a compact (60%) form factor and is available with linear or clicky Razer optical switches. On the other hand, the Corsair is only available with linear optical switches. It also has a higher maximum polling rate of 8000Hz and a slightly larger 65% form factor, so it includes dedicated arrow keys and several navigation keys, which the Razer lacks.

    Test Results

    perceptual testing image
    Sort:
    RATINGS
    Category:
    All
    Design
    Dimensions
    Size
    Compact (65%)
    Height
    1.5" (3.7 cm)
    Width12.4" (31.5 cm)
    Depth
    4.2" (10.6 cm)
    Depth With Wrist Rest
    N/A
    Weight
    1.46 lbs (0.661 kg)

    The Corsair K65 PRO MINI has a Compact (65%) form factor. It has dedicated arrow keys and includes several keys from the navigation cluster, including a Page Up, Page Down, and Delete key.

    Note: This keyboard is slightly larger than its predecessor, the Corsair K65 RGB MINI, which, despite its name, actually has a smaller Compact (60%) form factor.

    8.0
    Build Quality
    Keycap MaterialPBT

    This keyboard has impressive overall build quality. The bottom case is made of plastic, the faceplate is made of brushed aluminum, and the entire deck exhibits minimal flexing. The majority of the keycaps are made of doubleshot PBT plastic, except for the keycap with the Corsair logo in the top right corner and the alternate "Radiant Spacebar," both of which are made of thinner ABS plastic, which feels cheaper and less durable.

    Four rubber strips on the underside of the keyboard do a fairly good job of keeping the keyboard in place while using it, and there are additional rubber pieces on the bottom of the plastic flip-out incline feet.

    Additionally, there are two layers of sound-dampening foam inside the case, but the impact this has on the sound and feel of the keyboard is minimal compared to many other keyboards with added foam layers.

    6.0
    Ergonomics
    Curved/Angled
    No
    Split Keyboard
    No
    Key Alignment
    Staggered
    Minimum Incline
    Medium Incline
    N/A
    Maximum Incline
    Home Row Height
    31.2 mm (1.2")

    This keyboard provides acceptable ergonomics with a standard, high-profile design. There isn't an included wrist rest, but plastic flip-out incline feet on the back edge of the keyboard provide a single incline option.

    8.2
    Hardware Customizability
    Replaceable Cherry Stabilizers
    Yes
    Stabilizer Fixation
    Plate-Mounted
    Spacebar Stabilizer Size
    6.25u
    Size Of Right Mod Keys
    1.25u
    Hot-Swappable Switches
    Yes
    Switch Stem Shape
    Cherry MX Style
    Switch PCB Socket
    Non-Cherry Pinout
    North-Facing Cherry MX Interference
    Yes

    The Corsair K65 PRO MINI provides impressive hardware customizability. It has plate-mounted stabilizers, and the switches have standard Cherry MX Style switch stems and standard-sized spacebar and right modifier keys. 

    While the PCB is technically hot-swappable, it's only compatible with CORSAIR OPX switches, and Corsair doesn't sell replacements at this time.

    The PCB has north-facing LEDs, and the switches are installed north-facing out of the box. Due to this north-facing orientation, there is a possibility of interference with some aftermarket sets of Cherry MX profile keycaps. While you can rotate the switches 180 degrees into a south-facing orientation, this significantly impacts backlight clarity for the shine-through keycaps and may potentially damage the PCB, so we don't recommend it.

    10
    Backlight Features
    BacklightingYes
    RGB
    Yes
    Per-Key Backlighting
    Yes
    Effects
    Yes
    Software Controllable
    Yes

    This keyboard has full RGB backlighting with individually backlit keys. You can customize the lighting directly on the keyboard using hotkey combinations or using the configuration software.

    Note: The above images include the ABS 'Radiant Spacebar,' which is included in the box as an alternative spacebar with a shine-through pattern. The default PBT plastic spacebar, installed by default out of the box, does not have a shine-through pattern. You can see a comparison image of the stock PBT spacebar and the patterned 'Radiant Spacebar' here.

    8.0
    Backlight Clarity

    This keyboard provides great backlight clarity, and the keycap legends are easy to read in darker rooms. That said, some minor obstructions are visible, and the white-only lighting has a slight blueish tint.

    Cable & Connector
    ConnectivityWired
    Detachable
    Yes (Wired Only Keyboard)
    Length6.1 ft (1.9 m)
    Connector (Keyboard side)
    USB type-C

    This keyboard includes a detachable, braided USB-A to USB-C cable. It retains some kinks from its packaging.

    0.0
    Wireless Versatility
    Bluetooth
    No
    Bluetooth Multi-Device Pairing
    No
    Proprietary Receiver
    No
    Battery Type
    No Batteries

    This is a wired-only keyboard; you can't use it wirelessly.

    5.5
    Macro Keys And Programming
    Dedicated Macro Keys Count0
    Onboard Macro Programming
    Yes
    Macro Programming With Software
    Yes

    This keyboard has no dedicated macro keys, but you can record macros to any key directly on the keyboard or using the configuration software.

    Extra Features
    Media Keys
    Non-Dedicated
    Trackpad / TrackballNo
    Scroll Wheel
    No
    Control Knob
    No
    USB Passthrough
    No
    NumpadNo
    Windows Key Lock
    Yes
    Lock IndicatorCaps & Scroll Lock

    This keyboard has various extra features, including caps and scroll lock indicators, a PlayStation compatibility mode, and 8 MB of onboard storage for saving macros and custom profile settings directly to the board.

    This keyboard also supports a variety of secondary hotkey functions, many of which are labeled on the front of keys. You can find a full list of hotkey combinations in the user guide that you can see in digital form on Corsair's website here.

    In The Box

    • Corsair K65 PRO MINI keyboard
    • USB-C to USB-A cable
    • Alternate ABS plastic "Radiant Spacebar" with shine-through pattern
    • User documentation
    Typing Experience
    7.5
    Typing Quality
    Key Spacing
    19.0 mm (0.748")

    The Corsair K65 PRO MINI offers good typing quality overall. The PBT keycaps feel very durable and have a standard OEM profile and a pleasant, slightly textured finish. Key stability is fairly good, with relatively minor wobbling, and despite being a compact keyboard, the layout doesn't feel cramped. The stabilizers are satisfactory but make a noticeable rattling sound, especially with the default PBT plastic spacebar. Using the alternate ABS "Radiant Spacebar" makes the sound profile slightly less high-pitched but doesn't mute the rattling. This type of stabilizer rattle is very common for gaming keyboards at this price point.

    There are also two layers of sound-dampening foam inside the board, but this foam doesn't quite absorb sound or significantly affect the feel compared to some keyboards with added layers of case foam.

    8.1
    Typing Noise
    Average Loudness
    49.4 dBA
    High Pitch Clicks
    No

    The Corsair K65 PRO MINI is quiet and unlikely to bother anyone around you. Note that we conducted this test with the stock default PBT plastic spacebar installed.

    If you're interested in a sound comparison between the default PBT plastic spacebar and the alternate "Radiant Spacebar," which is made of ABS plastic, you can see a separate video here.

    Keystrokes
    See details on graph tool
    Operating Force
    35 gf
    Actuation Force
    35 gf
    Pre-Travel
    0.9 mm
    Total Travel
    3.1 mm

    The optical CORSAIR OPX switches are very lightweight and have extremely short pre-travel distances, making them feel exceptionally responsive. Also note that the total travel distance is noticeably shorter than most switches, which can take some time to get used to and may feel somewhat abrupt if you prefer bottoming out your inputs. These switches are ideal for playing fast-paced or competitive games but will feel overly sensitive for most people for normal typing.

    0.0
    Adjustable Input Granularity
    See details on graph tool
    Top Deadzone
    N/A
    Bottom Deadzone
    N/A
    Detection Ratio
    N/A
    Minimum Step Depth
    N/A

    The Corsair K65 PRO MINI uses non-adjustable mechanical switches.

    Switches
    Switch Name
    CORSAIR OPX
    Switch Type
    Optical
    Feel
    Linear
    Output Type
    Non-Adjustable

    This keyboard uses linear CORSAIR OPX optical switches. At the time of writing, you can't buy this keyboard with any other switch types.

    If you see this keyboard available with other switch types, let us know in the forums, and we'll update our review.

    Performance
    9.8
    Single-Key Latency
    See details on graph tool
    Best Connection
    0.8 ms
    Best Connection Std Dev±0.1 ms
    Wired
    0.8 ms
    Receiver
    N/A
    Bluetooth
    N/A
    PCB (Estimated)
    0.0 ms

    The Corsair K65 PRO MINI has exceptionally low latency performance. This test was conducted at the maximum polling rate setting of 8000Hz and with the Key Switch Debounce Time set to its lowest setting (0ms).

    9.7
    Multi-Key Latency
    See details on graph tool
    Connection EvaluatedWired
    Key Press
    0.9 ms
    9.6
    Data Transmission
    Connection EvaluatedWired
    USB Polling Rate
    8,000 Hz
    Effective Update Rate
    8,000 Hz
    N-Key Rollover (NKRO)
    Yes
    Multiple Keys Per USB Report
    Yes
    8.3
    Chord Split
    See details on graph tool
    4 Chord Split Delay
    5.1 ms
    8 Chord Split Delay
    8.7 ms
    Software and Operating System
    Configuration Software
    Software NameiCUE
    Software Windows Compatible
    Yes
    Software macOS Compatible
    Yes
    Onboard Memory
    Yes
    Profiles
    6+

    This keyboard uses Corsair's iCUE configuration software, which is easy to use and understand, but some options are somewhat clunky. You can customize a wide range of settings, including key assignments, macros, RGB lighting effects, polling rates, and key switch debounce time. You can also save your custom settings to the keyboard's onboard storage.

    That said, much like the software options from other major manufacturers, this software receives criticism for requiring frequent updates and taking up disproportionate system resources. You may find this software frustrating if you prefer more lightweight software options or no software at all.

    Note: Out of the box, this keyboard presented a number of significant technical issues. It would freeze and become unresponsive whenever you pressed the FN button, which prevented combination keys from being used. Attempting to customize the backlighting would also result in a full freeze state. There are fairly widespread reports of others experiencing this issue online. In both these cases, we needed to unplug and reconnect the keyboard to get it to work again.

    We also experienced additional issues when attempting to update this keyboard to the latest firmware on Windows. The update process failed repeatedly, and iCUE failed to recognize the keyboard. It's also a widely reported issue online.

    We could only circumvent this issue by downloading the firmware update on a separate macOS computer; after that, iCUE properly recognized the keyboard on both Windows and macOS. The FN key and backlighting issues were also resolved, and we encountered no other issues. If you have this keyboard and want to share your experiences, reach out to us in the forums.

    10
    Computer Compatibility
    Windows
    Fully Compatible
    macOS
    Fully Compatible
    Linux (Ubuntu 22)
    Fully Compatible
    Media Key Compatibility
    Windows, MacOS & Linux

    This keyboard is compatible with all major desktop operating systems. In Windows, the software is available, and all default key functions work as expected.

    For macOS, the iCUE software is available, but the Print Screen hotkey acts like an F13 key, the F11 key minimizes the active window, and the "Pause" hotkey increases screen brightness.

    For Linux, the software isn't compatible, but all default key functions work as expected.

    0.0
    Wireless Mobile Compatibility
    Android
    Not Compatible
    iOS
    Not Compatible
    iPadOS
    Not Compatible
    Media Key Compatibility
    Not Compatible

    This is a wired-only keyboard that isn't compatible with mobile operating systems.