Tech head-to-head
Corsair K70 RGB PROvsRazer BlackWidow V4 Pro
Corsair K70 RGB PRO vs Razer BlackWidow V4 Pro, scored side by side on all 5 Tech axes. Overall 7.8 to 7.7.
Corsair K70 RGB PRO
Corsair
7.8
An aluminium-topped board built to outlive the software that drives it.
Price and availability change constantly, so we don't quote them here — the link opens the current Amazon listing.
7.7
Every extra Razer could fit onto a keyboard, at the price you would expect for that.
Price and availability change constantly, so we don't quote them here — the link opens the current Amazon listing.
Where they diverge
Two products can average the same and still feel different, because the shape of the scores differs. Left of center is Corsair K70 RGB PRO, right is Razer BlackWidow V4 Pro.
Corsair K70 RGB PRO
Axis
Razer BlackWidow V4 Pro
- 8.4Performance8.6
- 7.2Value6.6
- 8.8Durability8.4
- 7.4Ease of use7.2
- 7.4Design7.6
Which one to pick
Take the Corsair K70 RGB PRO
Leads on Value, Durability and Ease of use.
- A keyboard that will be on the same desk in eight years
- You want genuine Cherry switches rather than a clone
- A physical volume wheel is worth desk space to you
Take the Razer BlackWidow V4 Pro
Leads on Performance and Design.
- Macro keys and a command dial are things you will actually use
- You want lighting that goes further than any rival here
- Gaming is the primary job, typing the secondary one
What each one gets wrong
Corsair K70 RGB PRO
- You do not want iCUE resident in the background
- Desk space is tight — this is a full-size board with a wrist rest
Razer BlackWidow V4 Pro
- Synapse running permanently is a dealbreaker
- You want a keyboard that disappears into a professional desk
Specs, side by side
| Spec | Corsair K70 RGB PRO | Razer BlackWidow V4 Pro |
|---|---|---|
| Layout | Full size | Full size |
| Top plate | Brushed aluminium | — |
| Switches | Cherry MX, soldered | Razer mechanical, hot-swap on some models |
| Extras | Detachable USB-C, media wheel | Command dial, eight macro keys, underglow |
Rankings they both appear in
Questions
- Corsair K70 RGB PRO or Razer BlackWidow V4 Pro — which should I buy?
- Corsair K70 RGB PRO leads on Value, Durability and Ease of use. If Performance and Design matter more to you, take the Razer BlackWidow V4 Pro instead.
- How far apart are they overall?
- Corsair K70 RGB PRO scores 7.8 and Razer BlackWidow V4 Pro scores 7.7, a gap of 0.1. The total is the plain average of the 5 axes used in Tech.