# What is the largest ergo keyboard available in the market? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

What is the largest ergo keyboard available in the market?

## Products

### Perixx PERIBOARD-535II Wired Ergo-Mechanical Keyboard
```yaml
product: perixx-periboard-535ii-wired-ergo-mechanical-keyboard
brand: Perixx
price_gbp: 66.4
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
layout: English (US)
switch_type: Quiet Linear Red, Quiet Tactile Brown, Clicky Blue
split_design: One-piece split layout
customizability: Programmable keys
degree_of_ergonomics: 0°, -4°, -7° tilt
```

- **Price:** £66.4 [^1]
- **Summary:** The PERIBOARD-535II is a full-size wired ergonomic keyboard with a one-piece split layout, curved key rows, adjustable tilt, and low-profile mechanical switches. It suits users who want a large, comfortable keyboard for extended typing, coding, or productivity work.
- **Ideal For:** It suits the search for the largest ergo keyboard because its 18.66in width, full-size layout, one-piece split design, and adjustable 0°, -4°, and -7° tilt provide a particularly spacious ergonomic setup.
- **Additional Sources:** [^2]

### Perixx PERIBOARD-312 Wired Backlit Ergonomic Keyboard with Large Print Letters and Extra USB Ports
```yaml
product: perixx-periboard-312-wired-backlit-ergonomic-keyboard-with-large-print-letters-and-extra-usb-ports
brand: Perixx
price_gbp: 22.14
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
layout: English (US)
switch_type: Membrane
split_design: Fixed split with three clusters
number_of_keys: 104
customizability: Adjustable backlight
```

- **Price:** £22.14 [^3]
- **Summary:** The PERIBOARD-312 is a wired ergonomic keyboard with a fixed-split design, large-print backlit keys, an integrated palm rest, and extra USB ports. Its 104-key layout suits users who want a full-size keyboard with improved visibility and wrist support, including people with low vision or those who type for long periods.
- **Ideal For:** It suits the search for the largest ergo keyboard because it combines a full-size 104-key layout with a wide fixed-split design measuring 512 mm across, large-print backlit keys, and an integrated palm rest.
- **Additional Sources:** [^4], [^5]

### Perixx PERIBOARD-512B Wired Ergonomic Keyboard
```yaml
product: perixx-periboard-512b-wired-ergonomic-keyboard
brand: Perixx
price_gbp: 29.51
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
layout: US English QWERTY
switch_type: Membrane
split_design: Fixed one-piece split layout
customizability: 7 multimedia hotkeys
```

- **Price:** £29.51 [^6]
- **Summary:** The PERIBOARD-512B is a full-size wired ergonomic keyboard with a fixed split-key layout, 3D curved design, integrated palm rest, membrane switches, and 7 multimedia hotkeys. Its large footprint and natural hand positioning suit office workers and people who type for long periods.
- **Ideal For:** It suits someone asking for the largest ergo keyboard because its full-size layout, integrated numeric keypad, fixed split design, and large 19.09 in by 9.29 in footprint provide an expansive ergonomic typing surface.
- **Additional Sources:** [^7]

### Perixx PERIBOARD-624 Wireless Ergonomic Split Keyboard with Adjustable Tilt Angle
```yaml
product: perixx-periboard-624-wireless-ergonomic-split-keyboard-with-adjustable-tilt-angle
brand: Perixx
price_gbp: 59.02
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
layout: English (US)
switch_type: Membrane
split_design: True wireless split with up to 2 ft separation
customizability: Many customized positions
degree_of_ergonomics: Adjustable tilt angle
```

- **Price:** £59.02 [^8]
- **Summary:** The PERIBOARD-624 is a true wireless split keyboard with curved keys, membrane switches, and adjustable tilt positions. It suits users who want a quieter, comfortable ergonomic keyboard with flexible placement for reducing shoulder, wrist, and forearm strain.
- **Ideal For:** It suits the search for the largest ergo keyboard because its full-size split design separates the two halves wirelessly by up to 2 ft while providing adjustable tilt positions for a wider, more customizable typing setup.
- **Additional Sources:** [^9]

### Perixx PERIBOARD-835 Wireless Ergo-Mechanical Keyboard
```yaml
product: perixx-periboard-835-wireless-ergo-mechanical-keyboard
brand: Perixx
price_gbp: 20447.2
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
layout: English US
switch_type: Kailh low-profile mechanical
split_design: One-piece split layout
number_of_keys: 104
customizability: Programmable keys, custom actions, macros, RGB lighting profiles
degree_of_ergonomics: Adjustable tilt -7 degrees and -4 degrees
```

- **Price:** £20447.2 [^10]
- **Summary:** The PERIBOARD-835 is a full-size wireless ergonomic keyboard with 104 low-profile mechanical keys, a one-piece split layout, adjustable tilt, and RGB backlighting. It suits users who want a large, feature-rich keyboard for extended typing, coding, or office work.
- **Ideal For:** Its full-size 104-key layout and 474 mm width make it a strong choice for someone seeking one of the largest ergonomic keyboards, while its split design and adjustable tilt improve wrist alignment.

### Perixx PERIBOARD-512 Wired Ergonomic Natural Split Keyboard
```yaml
product: perixx-periboard-512-wired-ergonomic-natural-split-keyboard
brand: Perixx
price_gbp: 36.89
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
layout: English (US)
switch_type: Membrane
split_design: Split-key 3D design
```

- **Price:** £36.89 [^11]
- **Summary:** This full-size wired keyboard uses a natural split-key and 3D design with an integrated palm rest to support a more comfortable hand and wrist position. It includes a number pad, USB-A connection, tactile keystrokes, and 7 multimedia hotkeys, making it suitable for extended office, accounting, and document-processing work.
- **Ideal For:** For someone seeking the largest ergo keyboard available, this model specifically offers a full-size layout with a number pad, 485 × 236 × 44 mm dimensions, and a wide split 3D design for broader hand and arm positioning.
- **Additional Sources:** [^12]

### Perixx PERIBOARD-612 Wireless Ergonomic Split Keyboard with 2.4G and Bluetooth Connections
```yaml
product: perixx-periboard-612-wireless-ergonomic-split-keyboard-with-2-4g-and-bluetooth-connections
brand: Perixx
price_gbp: 44.98
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
layout: English US and English UK
switch_type: Membrane
split_design: Ergonomic split-key design
customizability: 4 switchable Mac keys
```

- **Price:** £44.98 [^13]
- **Summary:** The PERIBOARD-612 is a full-size ergonomic split keyboard with an integrated palm rest, tactile membrane keys, and both 2.4GHz wireless and Bluetooth connectivity. It suits users who want a more natural typing position for extended work across Windows and Mac computers.
- **Ideal For:** It suits the search for the largest ergonomic keyboard because it uses a full-size 1800 layout with a spacious 48.5 x 23.6 x 4.3 cm design, integrated palm rest, and ergonomic split-key structure.
- **Additional Sources:** [^14]

### Kinesis Advantage360 Split Ergonomic Keyboard - USB-C (Model KB360-GBR)
```yaml
product: kinesis-advantage360-split-ergonomic-keyboard-usb-c-model-kb360-gbr
brand: Kinesis
price_gbp: 352.86
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
layout: 76 Key layout with ergonomic thumb clusters
switch_type: Gateron Brown KS-9
split_design: Adjustable Split
number_of_keys: 76
customizability: Fully Programmable
degree_of_ergonomics: 3-Way Adjustable Tenting
```

- **Price:** £352.86 [^15]
- **Summary:** The Kinesis Advantage360 is a fully split ergonomic mechanical keyboard with an ortholinear layout and thumb clusters, designed to keep your wrists straighter and reduce ulnar deviation. It also includes integrated 3-way adjustable tenting and contoured keywells, plus vertical key configuration intended to match natural finger motion. It suits users who want a highly adjustable split ergo board and are willing to spend time dialing in posture and thumb keys.
- **Ideal For:** With its fully split adjustable modules (separating/rotating) plus 3-way tenting and a compact 76-key tenkeyless layout, it offers one of the most ergonomically adjustable split options for maximized positioning and reduced reach.
- **Additional Sources:** [^16], [^17]

### Logitech Ergo K860 Wireless Ergonomic Keyboard
```yaml
product: logitech-ergo-k860-wireless-ergonomic-keyboard
brand: Logitech
price_gbp: 95.92
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
layout: Full-size dual Mac and Windows
switch_type: Membrane
split_design: Curved split keyframe
number_of_keys: 109
customizability: Customizable F-keys with Logi Options+
degree_of_ergonomics: 0°, -4°, and -7° palm lift
```

- **Price:** £95.92 [^18]
- **Summary:** The Logitech Ergo K860 is a full-size wireless keyboard with a curved split design, integrated numeric keypad, pillowed wrist rest, and adjustable palm lift. It suits people who want a more natural typing posture and comfortable support during long work sessions.
- **Ideal For:** It suits the question because its nearly 18 in wide full-size design, curved split keyframe, integrated numeric keypad, and adjustable 0°, -4°, and -7° palm lift make it a large, highly ergonomic keyboard.

### Kensington Pro Fit Ergo Wireless Keyboard
```yaml
product: kensington-pro-fit-ergo-wireless-keyboard
brand: Kensington
price_gbp: 59.03
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
layout: Full-size split layout
split_design: Split and sloped
customizability: Adjustable reversible tilt
degree_of_ergonomics: Ergonomist-approved
```

- **Price:** £59.03 [^19]
- **Summary:** The Kensington Pro Fit Ergo Wireless Keyboard is a full-size split-and-sloped keyboard with a cushioned wrist rest, quiet spill-proof keys, and adjustable reversible tilt. It suits office users who want wireless connectivity and a more neutral hand, wrist, and forearm position.
- **Ideal For:** It suits the search for the largest ergo keyboard because it is a full-size model measuring 19 in wide with a complete number pad and six rows of keys, although it is not the largest ergonomic keyboard available.

### ProtoArc EK01 Plus Backlit Bluetooth Ergonomic Keyboard
```yaml
product: protoarc-ek01-plus-backlit-bluetooth-ergonomic-keyboard
brand: ProtoArc
price_gbp: 59.02
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
layout: Full-size curved split
switch_type: Scissor
split_design: true
number_of_keys: 117
customizability: 3 backlight levels and 3 tilt angles
```

- **Price:** £59.02 [^20]
- **Summary:** The ProtoArc EK01 Plus is a full-size wireless ergonomic keyboard with a curved split layout, 117 scissor-switch keys, adjustable backlighting, and a cushioned wrist rest. It suits users who want a spacious keyboard with posture support, multi-device connectivity, and comfortable long-duration typing.
- **Ideal For:** It suits the search for the largest ergo keyboard because it uses a full-size 117-key layout with a wide curved split frame, cushioned wrist rest, and adjustable tilt feet.
- **Additional Sources:** [^21]

---
## References & Sources
[^1]: Perixx USA, accessed 2026-09-13. https://perixx.com/products/periboard-535ii
[^2]: Perixx Europe, accessed 2026-09-13. https://eu.perixx.com/products/periboard-535ii-wired-ergo-mechanical-keyboard
[^3]: Perixx USA, accessed 2026-09-13. https://perixx.com/products/periboard-312
[^4]: Perixx Germany, accessed 2026-09-13. https://de.perixx.com/products/periboard-312
[^5]: Mekibo, accessed 2026-09-13. https://mekibo.shop/products/perixx-periboard-312-wired-backlit-ergonomic-keyboard-with-large-print-letters-a/
[^6]: Perixx Europe, accessed 2026-09-13. https://de.perixx.com/products/periboard-512
[^7]: Newegg, accessed 2026-09-13. https://www.newegg.com/p/32N-04VW-00299
[^8]: Perixx, accessed 2026-09-13. https://perixx.com/products/periboard-624
[^9]: Newegg, accessed 2026-09-13. https://www.newegg.com/p/3C6-014F-003C0
[^10]: Desertcart India, accessed 2026-09-13. https://www.desertcart.in/products/536301400-perixx-periboard-835br-wireless-ergonomic-mechanical-keyboard-rgb-backlit-low-profile-brown-tactile-switches-multi-device-connection-compatible-with-windows-and-mac-os-x-us-english
[^11]: Perixx, accessed 2026-09-13. https://perixx.com/products/periboard-512
[^12]: Newegg, accessed 2026-09-13. https://www.newegg.com/Perixx-Keyboard/BrandSubCat/ID-88669-63
[^13]: Perixx, accessed 2026-09-13. https://perixx.com/products/periboard-612
[^14]: OnBuy, accessed 2026-09-13. https://www.onbuy.com/gb/p/perixx-periboard-612-wireless-ergonomic-split-keyboard-with-dual-mode-24g-and-bluetooth-features-compatible-with-windows-10~p64056494/
[^15]: Best Buy, accessed 2026-09-13. https://www.bestbuy.com/product/kinesis-advantage360-wireless-split-ergonomic-keyboard-gray/J2VQY7ZJ7C
[^16]: ErgoDirect, accessed 2026-09-13. https://www.ergodirect.com/19836-kinesis-kb360-pro-gbr-advantage360-professional-split-mechanical-keyboard.html
[^17]: Office Relief, accessed 2026-09-13. https://officerelief.com/kinesis-advantage360-pro-keyboard-zmk-bluetooth-multichannel/
[^18]: Logitech, accessed 2026-09-13. https://www.logitech.com/en-us/shop/p/k860-split-ergonomic
[^19]: BackCS, accessed 2026-09-13. https://www.backcs.co.uk/kensington-pro-fit-ergo-wireless-keyboard/
[^20]: ProtoArc Official Store, accessed 2026-09-13. https://www.protoarc.com/products/ek01-plus-ergonomic-split-keyboard
[^21]: DataBlitz, accessed 2026-09-13. https://ecommerce.datablitz.com.ph/products/protoarc-ek01-plus-dual-mode-full-size-backlit-ergonomic-split-keyboard-white-silver-cp015756