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KEYBKeyboards·Corsair

Corsair K70 RGB PRO

4.6
Shed ScoreEditorial rating out of 5, based on specs, build quality and value in its class.
  • Ultra-fast optical switches
  • Premium aluminum build
  • 8000Hz hyper-polling

The Corsair K70 RGB PRO is a high-performance keyboard built for competitive gamers and PC enthusiasts who want speed, durability, and customization in one package.

  • Switch TypeCorsair OPX Optical-Mechanical
  • Polling Rate8000Hz
  • BacklightingPer-key RGB

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// Datasheet

Technical specifications

K70-RGB-PRO5 fields
Switch TypeCorsair OPX Optical-Mechanical
Polling Rate8000Hz
BacklightingPer-key RGB
Keycap Material100% PBT Double-Shot
ConnectionWired USB-A/USB-C

// Verdict

Our take

4.6

The Corsair K70 RGB PRO is a high-performance keyboard built for competitive gamers and PC enthusiasts who want speed, durability, and customization in one package. Its OPX optical switches combined with 8000Hz polling make it one of the most responsive boards available, while the aluminum frame and PBT keycaps ensure it holds up to heavy use. It's a premium investment, but one that pays off for those prioritizing performance and build quality in their custom setups.

// Trade-offs

Pros and cons

+What we like

  • Blazing-fast optical switch response time
  • Premium build quality with aluminum frame
  • Vivid per-key RGB customization via iCUE
  • Textured PBT keycaps resist shine and wear
  • Comfortable detachable wrist rest included
  • 8000Hz polling delivers near-zero input lag

−Watch out for

  • iCUE software can feel bloated on startup
  • Optical switches have a learning curve for some typists
  • No dedicated USB passthrough port
  • Premium price compared to standard mechanical boards
  • RGB lighting can drain more power via USB hub

// Feature set

Key features

  • 01Corsair OPX optical-mechanical switches
  • 02Per-key RGB backlighting with iCUE software
  • 03100% PBT double-shot keycaps
  • 04Detachable magnetic wrist rest
  • 058000Hz hyper-polling for ultra-low latency
  • 06Durable aluminum top frame
  • 07Dedicated volume roller and media controls
  • 08100% anti-ghosting with full key rollover

// Long read

Full review

The Corsair K70 RGB Pro is a premium mechanical gaming keyboard built for PC enthusiasts who demand speed, precision, and durability from their input devices. Constructed with a lightweight aluminum frame, the keyboard feels substantial and resistant to flex, while maintaining a sleek profile that fits naturally into any custom build setup. It uses genuine Cherry MX mechanical switches, available in several variants including Red, Brown, and Speed options, giving users the choice between tactile feedback or ultra-fast linear actuation depending on their gaming or typing preference. The detachable wrist rest adds ergonomic comfort during extended sessions, and the durable keycaps are designed to withstand heavy daily use without losing their tactile response or legibility over time.

Performance-wise, the K70 RGB Pro is engineered specifically for competitive gaming, featuring 8,000Hz hyper-polling for near-instantaneous response times that reduce input lag significantly compared to standard keyboards. This makes it especially appealing to PC builders focused on assembling high-performance rigs where every millisecond counts, whether for first-person shooters, fighting games, or fast-paced strategy titles. The keyboard also includes 100% anti-ghosting with full key rollover, ensuring that even complex key combinations register accurately during intense gameplay. Onboard memory allows users to store custom profiles directly on the keyboard, so lighting effects, macros, and key assignments travel with the device across different systems without needing software reinstallation every time.

Aesthetically, the K70 RGB Pro features per-key RGB backlighting powered by Corsair's iCUE software, allowing for deep customization of lighting zones, colors, and dynamic effects that can sync with other Corsair peripherals and components within a build. This makes it a strong centerpiece for themed or color-coordinated custom PC setups, where consistent RGB lighting across the case, cooler, and peripherals enhances the overall visual presentation. The keyboard connects via a durable braided USB cable with a convenient pass-through port, adding practical connectivity options for additional peripherals. Overall, the Corsair K70 RGB Pro stands as a reliable, high-performance choice for PC component enthusiasts and custom builders seeking a keyboard that combines rugged construction, responsive switches, and striking customizable lighting in one cohesive package.

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