Keyboards / Compare

Keychron K3 HE vs NuPhy Node75 Low-Profile

A

Product A: Keychron

K3 HE

91 of 164 known

Change Keychron K3 HE

Compare the NuPhy Node75 Low-Profile with

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B

Product B: NuPhy

Node75 Low-Profile

78 of 164 known

Change NuPhy Node75 Low-Profile

Compare the Keychron K3 HE with

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All 164 fields

Every value links to where we found it.

Only differences

AKeychron K3 HE

BNuPhy Node75 Low-Profile

General

5 of 9 differ

Series

K HE1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Node1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Page title and spec blocks: Node series, Node75 and Node100.

Model numbersiMaker identifiers for this exact model and its listed variants. Excludes sibling models and other generations.

K3H-F1, K3H-F1-BO, K3H-F1-DE, K3H-F1-UK, K3H-Q11Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Keyboard Node75(White/Red Nano), Keyboard Node75(White/Blush Nano), Keyboard Node75(White/Brown Nano), Keyboard Node75(Gray/Red Nano), Keyboard Node75(Gray/Blush Nano), Keyboard Node75(Gray/Brown Nano), Keyboard Node75(Pink/Red Nano), Keyboard Node75(Pink/Blush Nano), Keyboard Node75(Pink/Brown Nano)2Maker product pagepay.nuphy.com/products/nuphy-node75-low-profile-wireless-mechanical-keyboardRead 23 October 2026Variant SKUs for the ANSI-US English layout: Keyboard Node75(White/Red Nano), White/Blush Nano, White/Brown Nano, Gray/..., Pink/... Each colour has three switches.

GTIN / EAN

4894979045614, 4894979067913, 4894979067906, 4894979066121, 48949790456212Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboard.jsonRead 14 October 2026Barcodes of the five store variants, K3H-F1, K3H-Q1, K3H-F1-BO, K3H-F1-DE and K3H-F1-UK.

Not available

AnnouncediThe maker's first announcement of this model. This is separate from first retail availability.

February 20267Press articlemechkeys.com/ja/blogs/news/keychron-launches-k3-he-and-k3-ultra-low-profile-wireless-keyboards-on-february-12Read 14 October 2026Article dated 2026-02-10 reports the announcement and a February 12 launch date.

17 October 20255Press articlenotebookcheck.net/Retro-design-meets-Apple-Touch-Bar-in-a-wireless-mechanical-keyboard-with-1000-hour-battery-NuPhy-reveals-Node75.1140271.0.htmlRead 23 October 2026Notebookcheck news of 17 October 2025: NuPhy revealed the Node75.

Status

Available1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Available1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Page shows an Add to Cart button on the access date.

PredecessoriThe model this one directly replaced, in the same line, tier and size, as the maker or a trusted review names it.

Not available

Not available

SuccessoriThe model that directly replaced this one, in the same line, tier and size. A revision such as a Slim or OLED model does not count when a next generation exists.

Not available

Not available

Launch price (US)iThe maker's US launch MSRP for the stated configuration, excluding tax. Current store prices and later discounts do not qualify.

$119.991Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 20265Reviewtechradar.com/computing/keyboards/keychron-k3-he-reviewRead 14 October 2026Review published 2026-05-30 lists $119.99 and says the board is available now in black and white. The maker store shows the same price.

$99.952Maker product pagepay.nuphy.com/products/nuphy-node75-low-profile-wireless-mechanical-keyboardRead 23 October 2026Page price for the ANSI layout is 99.95 USD. ISO and JIS layouts are 109.95 USD. The launch price comes from Notebookcheck.5Press articlenotebookcheck.net/Retro-design-meets-Apple-Touch-Bar-in-a-wireless-mechanical-keyboard-with-1000-hour-battery-NuPhy-reveals-Node75.1140271.0.htmlRead 23 October 2026Launch price 99.95 USD at pre-order. The US store price. Tax treatment is not stated and US prices are normally without sales tax.

Launch price (EU)iThe maker's euro launch price for the stated configuration, including VAT as published. Current store prices and later discounts do not qualify.

Not available

Not available

MarketsiISO country or region codes where this exact model or variant is sold. A source page's language does not establish availability.

Not available

Not available

ColoursiThe maker's own colour names

Black, White1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026Black and White. The ISO layouts are sold in Black only.

Lunar White, Ink Gray, Light Pink2Maker product pagepay.nuphy.com/products/nuphy-node75-low-profile-wireless-mechanical-keyboardRead 23 October 2026Colour options on the page: Lunar White, Ink Gray and Light Pink. Light Pink is sold out in the ANSI layout.

Segment

Gaming1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Portable6Reviewtomsguide.com/computing/keyboards/nuphy-node75-reviewRead 23 October 2026Review: flip-out feet that sit over a MacBook keyboard and a light 659 g board that travels in a bag. NuPhy markets the low-profile variants for productivity on the go. This is a judgment, the maker names no segment.

Sold asiParts fitted when sold. A complete keyboard includes switches and keycaps. Barebones includes neither.

Complete1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Complete1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026In the box heading says PRE-BUILT KEYBOARD.

Layout

3 of 12 differ

Form factoriLayout size or shape. A percentage describes the layout, not the number of keys.

75 %1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

75 %1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs, Node75: Layout ANSI 75%.

Layout standardiPhysical key layout standards sold for this model. Regional language names are listed separately.

ANSI, ISO1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

ANSI1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Scope is the ANSI layout. The maker also sells ISO German, ISO British, ISO French and JIS layouts at 109.95 USD. They are not stored because their weight and size are not published.

Regional layouts

ANSI, ISO-Nordic, ISO-German, ISO-UK1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026ISO-Nordic is listed on the page as a pre-order that ships later than the other layouts.

ANSI-US English1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Layout selector: ANSI-US English.

Keys in regional layoutiPhysical typing and function keys in the stated regional layout. Separate media buttons, macro buttons and rotary controls are excluded. A Touch ID or Lock key in a key row counts, as on Apple keyboards.

843Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K3_HE_User_Manual.pdfRead 14 October 2026Specification page states number of keys 84. This is the ANSI count. ISO key count is not published.

841Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs, Node75: Number of Keys 84.

Key legends for

macOS, Windows1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Not available

Numpad

No1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

No1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Overview: the Node100 is the one with the numpad. The Node75 is 75%.

Function row

Yes1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Yes1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Overview: the F-row is intact on the Node75.

Dedicated arrow keys

Yes1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Yes1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Maker render shows arrow keys. The maker says renderings are not exact.

Navigation keysiAvailability of Home, End, Page Up and Page Down as dedicated keys or through an Fn layer.

Compact1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Compact1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Maker render and the quick guide drawing show a column of Home, End, Page Up and Page Down keys at the right edge. The maker says renderings are not exact.

Key stagger

Row-staggered1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Row-staggered1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Maker render shows the standard row-staggered layout.

Bottom row

Not available

Not available

Low profile

Yes1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Yes1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Product name: Node75 Low-profile. Tech Specs: Switch Type Low-Profile.

Switches

19 of 25 differ

Switch sensing technologyiKey sensing technology. Hall effect and TMR are different sensor types. A mixed board is identified explicitly. Magnetic switch housing alone does not identify the sensor.

Magnetic (Hall effect)1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026Page says the Ultra-Fast Lime low-profile magnetic switches are powered by Hall Effect sensing.

Low-profile mechanical1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs: Switch Type Low-Profile. The switches are Gateron mechanical low-profile Nano switches, see the switch page. Stored as low_profile_mechanical.

Switch feel

Linear6Reviewhlplanet.com/keychron-k3-he-reviewRead 14 October 2026Reviewer describes pre-lubed POM linear switches. The maker page does not name the feel.

Linear, Tactile, Silent linear3Maker product pagepay.nuphy.com/collections/all-1/products/gateron-low-profile-3-0-switchesRead 23 October 2026Spec blocks per colour: Red linear, Brown tactile, Blush linear. Tom's Guide calls Blush the silent switch.6Reviewtomsguide.com/computing/keyboards/nuphy-node75-reviewRead 23 October 2026Review: red is linear, brown is tactile and Blush is the silent switch.

Switch maker

Keychron1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Gateron3Maker product pagepay.nuphy.com/collections/all-1/products/gateron-low-profile-3-0-switchesRead 23 October 2026Gateron low-profile 3.0 switches. Tom's Guide: Gateron x NuPhy Nano switches.

Switch models

Keychron Ultra-Fast Lime Low-Profile Magnetic Switch1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Red nano, Brown nano, Blush nano3Maker product pagepay.nuphy.com/collections/all-1/products/gateron-low-profile-3-0-switchesRead 23 October 2026Names as sold on the keyboard: Red nano, Brown nano, Blush nano.

Switch stem

Not available

Not available

Actuation forceiForce at the point where a key registers. Initial spring force is not actuation force. Adjustable switches require a stated actuation setting.

Not available

42 to 50gf2Maker product pagepay.nuphy.com/products/nuphy-node75-low-profile-wireless-mechanical-keyboardRead 23 October 20263Maker product pagepay.nuphy.com/collections/all-1/products/gateron-low-profile-3-0-switchesRead 23 October 2026

Bottom-out forceiForce at the end of the switch travel. It is not the initial spring force or the tactile peak.

Not available

55 to 65gf2Maker product pagepay.nuphy.com/products/nuphy-node75-low-profile-wireless-mechanical-keyboardRead 23 October 20263Maker product pagepay.nuphy.com/collections/all-1/products/gateron-low-profile-3-0-switchesRead 23 October 2026

Tactile bump forceiPeak force of the tactile bump. It is not the force at initial movement or at bottom-out.

Not available

Not available

Actuation pointiDistance before a key registers. For adjustable boards, the default profile or setting is stated in the source note.

Not available

1.7mm3Maker product pagepay.nuphy.com/collections/all-1/products/gateron-low-profile-3-0-switchesRead 23 October 2026Pre-travel 1.7 +/- 0.4 mm for the Red, Brown and Blush blocks. Stored as the actuation point.

Total travel

Not available

3.2 to 3.5mm2Maker product pagepay.nuphy.com/products/nuphy-node75-low-profile-wireless-mechanical-keyboardRead 23 October 20263Maker product pagepay.nuphy.com/collections/all-1/products/gateron-low-profile-3-0-switchesRead 23 October 2026

Rated keystrokes

Not available

Not available

Factory-lubed switches

Yes1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026Page says the switches are pre-lubed.

Yes3Maker product pagepay.nuphy.com/collections/all-1/products/gateron-low-profile-3-0-switchesRead 23 October 2026Each switch block lists factory lube.

Adjustable actuation

Yes1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Not available

Actuation rangeiSelectable actuation distances. These are settings, not a measured usable travel range.

Min0.2Max2.9mm1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026Published as 0.2 to 2.9 mm. TechRadar reports 0.2 to 2.8 mm, the maker value is used.

Not available

Actuation stepiSmallest documented increment between selectable actuation settings.

0.1mm1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026Page says actuation points can be adjusted from 0.2 to 2.9 mm with 0.1 mm sensitivity.

Not available

Per-key actuationiActuation can be configured individually for supported keys. The source note identifies any excluded keys.

Yes1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026Page says each key can be customized.

Not available

Rapid trigger

Yes1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Not available

Minimum rapid trigger movementiSmallest selectable movement used to reset or reactivate a key. This is a setting, not measured accuracy.

0.1mm1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026Spec table lists Rapid Trigger sensitivity 0.1 mm.

Not available

Multi-action keys

Yes1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026Dynamic keystrokes, up to four actions per key by press depth.

Not available

SOCD handling

Yes1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026Last Key Priority (LKP) and Snap Click, both disabled by default.

Not available

Analog inputiCan send variable gamepad or joystick input. Magnetic sensing or adjustable actuation alone does not establish analog output.

Yes1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026Analog Mode gives variable gamepad-style input. Listed as Gamepad Analog in the low-profile series comparison.

Not available

Hot-swap socketsiSwitches can be replaced without soldering. Magnetic compatibility must be checked separately.

Magnetic1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026Spec table: compatible with Keychron Ultra-Fast Lime Low-Profile magnetic switch only.

3-pin1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs: Hot-swappable Support Yes. Tom's Guide says the low-profile board accepts 3-pin north-facing low-profile switches, stored as 3_pin.6Reviewtomsguide.com/computing/keyboards/nuphy-node75-reviewRead 23 October 2026Review: the low-profile variant accepts 3-pin north-facing low-profile switches.

Compatible switches

Keychron Ultra-Fast Lime Low-Profile magnetic switch only1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

3-pin north-facing low-profile switches6Reviewtomsguide.com/computing/keyboards/nuphy-node75-reviewRead 23 October 2026Review: the low-profile variant accepts 3-pin north-facing low-profile switches.

Stabilizers

Plate-mounted1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026Spec table lists a plate-mounted stabilizer.

Plate-mounted1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs: Stabilizer Type Plate Mounted.

Factory-lubed stabilizers

Not available

Not available

Keycaps

1 of 5 differ

Keycap material

PBT1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

PBT6Reviewtomsguide.com/computing/keyboards/nuphy-node75-reviewRead 23 October 2026Review: the keycaps are double-shot PBT. The spec table says Double-shot PBT.

Legend method

Doubleshot1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Doubleshot1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs: Keycap Double-shot nSA. KitGuru calls the Node100 low-profile legends dye-sublimated. The maker wording is stored.

Keycap profile

Low profile1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026LSA, low-profile spherical-angled keycaps.

Low profile1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs: Keycap Double-shot nSA. nSA is NuPhy's low-profile keycap profile, stored as low_profile.

Keycap thickness

Not available

Not available

Shine-through legendsiLight passes through the legends. Translucent keycap sides alone do not count.

No1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Not available

Performance

2 of 11 differ

Polling rate per connectioniDocumented report rates for each connection. Required receivers or optional adapters are identified in the row and source note.

AKeychron K3 HE

Connection	Polling rate (Hz)	Receiver or adapter
USB (wired)	1,000	Not available
2.4 GHz	1,000	Included Type-A 2.4 GHz receiver
Bluetooth	125	Not available

Source1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 20261000 Hz in wired and 2.4 GHz modes, 125 Hz over Bluetooth.

BNuPhy Node75 Low-Profile

Connection	Polling rate (Hz)	Receiver or adapter
USB (wired)	1,000	Not available
2.4 GHz	1,000	Included 2.4G receiver
Bluetooth	125	Not available

Source1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs: 2.4GHz 1000 Hz, wired 1000 Hz, Bluetooth 5.0 125 Hz. The 2.4G receiver is in the box.

Max polling rate

1,000Hz=CalculatedFrom Polling rate per connection

1,000Hz=CalculatedFrom Polling rate per connection

Polling rate (wired)

1,000Hz=CalculatedFrom Polling rate per connection

1,000Hz=CalculatedFrom Polling rate per connection

Polling rate (2.4 GHz)

1,000Hz=CalculatedFrom Polling rate per connection

1,000Hz=CalculatedFrom Polling rate per connection

Polling rate (Bluetooth)

125Hz=CalculatedFrom Polling rate per connection

125Hz=CalculatedFrom Polling rate per connection

Scan rateiHow often the keyboard reads its switches. A USB report rate does not establish a scan rate.

Not available

Not available

Input latency (claimed)iMaker-published input or response latency with conditions in the source note. Do not calculate this from polling rate.

Not available

Not available

Key rollover per connectioniKeys registered simultaneously over the stated connection. Connection is omitted if the source does not specify it.

AKeychron K3 HE

Connection	Rollover
USB (wired)	NKRO
2.4 GHz	NKRO
Bluetooth	NKRO

Source1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026Page lists N-key rollover as Yes for wireless and wired. Wireless covers both 2.4 GHz and Bluetooth.

BNuPhy Node75 Low-Profile

Rollover
NKRO

Source1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs: N-key Rollover Support Yes. Not split by connection.

Anti-ghosting

Not available

Not available

Adjustable debounce

Not available

Not available

Minimum debounce

Not available

Not available

Measured

None of 7 known

Latency per connection (measured)iReviewer measurements for one tested setup per row. Settings and test method are stated in the source note. Missing conditions are not inferred.

Not available

Not available

Actuation point (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Total travel (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Operating force (measured)iReviewer-measured force at actuation. The switch and actuation setting are stated in the source note.

Not available

Not available

Typing noise (measured)iReviewer-measured A-weighted typing sound level. Measurement distance and conditions are stated in the source note.

Not available

Not available

Battery life (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Weight (measured)iReviewer-measured keyboard weight without cable or wrist rest. The tested configuration is stated in the source note.

Not available

Not available

Connectivity

6 of 18 differ

Connections

USB (wired), 2.4 GHz, Bluetooth1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

USB (wired), 2.4 GHz, Bluetooth1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs: Mode 2.4GHz, Wired (USB-C) or Bluetooth 5.0.

Wireless technology

Not available

Not available

Bluetooth

5.21Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

5.01Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs: Bluetooth 5.0.

Bluetooth device slots

31Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

34Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Node75-LP_260225.pdfRead 23 October 2026Section 01: FN + 1, 2, 3 select Bluetooth 1, 2 and 3. FN + 4 selects 2.4GHz. Long press for 3 seconds to pair.

Devices it can switch betweeniDistinct device connections available for switching. Do not infer this by adding wireless modes or paired Bluetooth slots.

Not available

44Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Node75-LP_260225.pdfRead 23 October 2026Section 01: three Bluetooth slots plus the 2.4GHz receiver give four connections. Tom's Guide spec table says paired devices max 4.6Reviewtomsguide.com/computing/keyboards/nuphy-node75-reviewRead 23 October 2026Spec table: Paired devices max 4.

Device switchingiControl used to switch between paired device hosts. Connection-mode and OS switches are described separately.

Keys3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K3_HE_User_Manual.pdfRead 14 October 2026Fn+1, Fn+2 and Fn+3 select Bluetooth hosts.

Keys4Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Node75-LP_260225.pdfRead 23 October 2026Section 01: FN + number keys switch between devices.

Receiver connector

USB-A1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Not available

Receiver storage in keyboard

Not available

Not available

Receiver shared with other devices

Not available

Not available

Wireless range

10m3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K3_HE_User_Manual.pdfRead 14 October 2026Bluetooth operating distance within 10 meters in open space.

Not available

Detachable cable

Yes3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K3_HE_User_Manual.pdfRead 14 October 2026Charging and wired mode use a Type-C cable plugged into the keyboard port.

Yes1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Box list: a USB-C to USB-C cable for the keyboard's USB-C port.

Port on keyboard

USB-C1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

USB-C1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs: Wired (USB-C).

Cable plug

USB-C6Reviewhlplanet.com/keychron-k3-he-reviewRead 14 October 2026Reviewer lists a USB-C cable plus USB-A-to-C and C-to-A adapters. The manual lists a Type-C cable and a Type-A to Type-C adapter.

USB-C1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Box list: USB-C to USB-C cable, so the plug at the computer end is USB-C. A USB-C to USB-A adapter is also included.

Cable

Braided6Reviewhlplanet.com/keychron-k3-he-reviewRead 14 October 2026Reviewer describes a braided right-angled USB-C cable.

Not available

Cable length

Not available

Not available

USB passthrough

Not available

Not available

Works withiSystems on which the keyboard works. Configuration software may have narrower system support.

Windows, macOS, Linux1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Windows, macOS, Linux, Android, iOS1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs: macOS, Windows, Android and iOS. Linux is added from the Tom's Guide spec table.6Reviewtomsguide.com/computing/keyboards/nuphy-node75-reviewRead 23 October 2026Spec table: Operating system macOS, Windows, Linux.

Consoles

Not available

Not available

Battery

9 of 16 differ

Battery type

Li-Po1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Not available

Number of batteriesiNumber of replaceable AA or AAA cells required. Internal rechargeable battery packs are not counted here.

Not available

Not available

Battery capacity

2,600mAh1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

3,000mAh1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs, low-profile Node75: Battery Capacity 3000mAh. Tom's Guide prints 4,000 mAh, which is the high-profile figure.

User-replaceable battery

Not available

Not available

Battery life per mode (claimed)iMaker estimates. Store one published native duration unit per row: hours, days or months. Days and months describe calendar use including idle time, not continuous runtime. Do not convert calendar estimates into hours. Connection, lighting and polling rate are included only when published. Brightness, workload, screen status, sleep settings and up-to qualifiers go in the source note.

AKeychron K3 HE

Hours (h)
55

Source1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026Published as up to 55 hours, lab test results may vary. Connection, lighting and polling rate are not stated.

BNuPhy Node75 Low-Profile

Lighting	Hours (h)
Off	1,000
On	100

Source1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs: all lights on 60~100 hours, all lights off up to 1000 hours, both lab test results. The up-to value 100 hours is stored for lights on and the 60 hour low end is not. Connection and brightness are not stated. Notebookcheck says the 1000 hours is over Bluetooth.

Longest battery life (claimed)iLongest maker estimate published in hours across the listed modes. Rows published in days or months do not contribute. Conditions can differ between products.

55h=CalculatedFrom Battery life per mode (claimed)

1,000h=CalculatedFrom Battery life per mode (claimed)

Battery life, lighting offiLongest maker estimate published in hours with lighting off. Calendar-day and calendar-month estimates are not converted and do not contribute.

Not available

1,000h=CalculatedFrom Battery life per mode (claimed)

Battery life, lighting oniLongest maker estimate published in hours with lighting enabled. Calendar-day and calendar-month estimates are not converted and do not contribute. Brightness and display conditions are stated in the source note.

Not available

100h=CalculatedFrom Battery life per mode (claimed)

Battery life, backlight on (claimed)iLongest maker up-to estimate published in calendar days with backlighting enabled. Includes idle time and the source-defined usage pattern, not continuous runtime. Brightness, workload, connection and sleep conditions remain in the table and source note. Hours and months are not converted.

Not available

Not available

Battery life, backlight off (claimed)iLongest maker up-to estimate published in calendar months with backlighting off. Includes idle time and the source-defined usage pattern, not continuous runtime. Workload, connection and sleep conditions remain in the table and source note. Hours and days are not converted.

Not available

Not available

Charging port

USB-C1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Not available

Full charge timeiPublished time for a full charge. Approximate times remain qualified in the source note.

228min3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K3_HE_User_Manual.pdfRead 14 October 2026Around 3.8 hours. Manual recommends 5 V 1 A or USB 3.0.

Not available

Quick charge

Not available

Not available

Use while charging

Yes3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K3_HE_User_Manual.pdfRead 14 October 2026Manual says the keyboard can be charged in 2.4GHz, cable and Bluetooth mode.

Not available

Solar charging

Not available

Not available

Battery indicator

LED3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K3_HE_User_Manual.pdfRead 14 October 2026Power indicator LED blinks red when low, stays red while charging and turns green when full. A Batt key is listed on layers 1 and 3.

LED4Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Node75-LP_260225.pdfRead 23 October 2026Dot Matrix section: the dot matrix LEDs show battery level in five steps from 1 to 100 percent.

Build

5 of 8 differ

Case material

Aluminum and wood frame with ABS plastic bottom case1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026Body material aluminum plus wood, bottom case ABS plastic.

ABS top and bottom case1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs, Materials: Top Case ABS, Bottom Case ABS.

Plate material

Aluminium1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Polycarbonate1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs, Materials: Plate Material PC.

Mount style

Tray1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Gasket1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs: Mount Type Gasket.

Flex cuts in PCB

Not available

Not available

Sound dampeningiDampening layers the maker or a review names. Foam whose position in the stack is not stated is foam. Films, pads and silicone parts that fit no other option are other.

Case foam, Silicone bottom, Foam, position not stated, Other1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026Sound-absorbing foam of unstated position, bottom case acoustic foam, silicone bottom pad and PET film. Foam of unstated position is stored as foam and PET film as other.

Not available

Typing anglesiKeyboard slope for each supported foot position, starting with the lowest. An adjustable-foot count does not establish angles. When the maker publishes only the angle with the feet out, that angle is stored alone.

2°, 4.5°, 7.5°1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026Spec table angle 2, 4.5 and 7.5 degrees, feet height 2 mm.

4°, 8°, 11°1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs: Type Angle 4/8/11 degrees.

Spill resistant

Not available

Not available

IP rating

Not available

Not available

Lighting

0 of 7 differ

Backlight

RGB per key1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

RGB per key1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs: North-facing RGB-LED, 20 backlight modes. Per-key lighting comes from Tom's Guide.6Reviewtomsguide.com/computing/keyboards/nuphy-node75-reviewRead 23 October 2026Spec table: Backlighting Per-key RGB.

LED position

North-facing1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

North-facing1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs: North-facing RGB-LED.

Lighting zones

Not available

Not available

Brightness levelsiSelectable onboard brightness steps. The source note states whether the off position is included.

Not available

Not available

Side or underglow lighting

Not available

Not available

Lighting sensors

Not available

Not available

Lighting sync

Not available

Not available

Controls

3 of 12 differ

Media keysiPlayback controlled by separate buttons, an Fn layer or a multifunction knob/rocker. Volume controls are listed separately, and knob presses are excluded from the separate media-button count.

Fn layer3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K3_HE_User_Manual.pdfRead 14 October 2026Media functions sit on the F-row in the Mac layer and on the Fn layer for Windows.

Multifunction control4Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Node75-LP_260225.pdfRead 23 October 2026Section 04: double tap mutes and triple tap skips to the next track on the touch bar. Play and pause are not listed.

Separate media buttonsiSeparate physical buttons for playback or mute, counted once each. Fn shortcuts, macro buttons, knob presses and roller presses are excluded.

Not available

01Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Media control is the touch bar. No separate media buttons are named on the page.

Volume control

Not available

Touch slider4Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Node75-LP_260225.pdfRead 23 October 2026Section 04 Touch Bar Functions: slide for volume down and up.

Knobs

03Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K3_HE_User_Manual.pdfRead 14 October 2026Keyboard overview lists no knob.

01Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026The Node75 has a touch bar and no knob. The page FAQ is about the touch bar and the overview names no knob.

Programmable knob

Not available

Not available

Knob press

Not available

Not available

Separate macro keysiSeparate physical keys or buttons intended for macros. Excludes ordinary remappable keys, media buttons and a dedicated software-launch button.

Not available

Not available

Built-in screen

Not available

Not available

Touchpad

Not available

Not available

Fingerprint reader

Not available

Not available

OS mode switch

Switch3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K3_HE_User_Manual.pdfRead 14 October 2026Win/Android and Mac/iOS toggle on the left side.

Switch4Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Node75-LP_260225.pdfRead 23 October 2026Section 02: System Selection slide switch with Win mode and Mac mode.

Windows key lock

Not available

Not available

Software

3 of 10 differ

Software

Keychron Launcher1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

NuPhyIO1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Page FAQ: How do I customize the touch bar functions. The software is NuPhyIO, named in the other sources.

Software runs on

Web1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Web5Press articlenotebookcheck.net/Retro-design-meets-Apple-Touch-Bar-in-a-wireless-mechanical-keyboard-with-1000-hour-battery-NuPhy-reveals-Node75.1140271.0.htmlRead 23 October 2026NuPhyIO is the company's web-based customisation suite.

Open firmware

QMK1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Not available

Onboard memory

Not available

Not available

Onboard profilesiProfiles stored on the keyboard, including fixed defaults when the maker counts them. Software-only profiles are excluded.

Not available

Not available

Macros

Yes1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Yes4Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Node75-LP_260225.pdfRead 23 October 2026Section 11 points to NuPhyIO. Notebookcheck says NuPhyIO has macro creation.5Press articlenotebookcheck.net/Retro-design-meets-Apple-Touch-Bar-in-a-wireless-mechanical-keyboard-with-1000-hour-battery-NuPhy-reveals-Node75.1140271.0.htmlRead 23 October 2026NuPhyIO allows macro creation.

Macros stored onboardiRecorded command sequences run from keyboard storage without the configuration app. Onboard lighting or remapping alone does not establish this.

Not available

Not available

Key remapping

Yes1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

Yes5Press articlenotebookcheck.net/Retro-design-meets-Apple-Touch-Bar-in-a-wireless-mechanical-keyboard-with-1000-hour-battery-NuPhy-reveals-Node75.1140271.0.htmlRead 23 October 2026NuPhyIO allows key remapping and remapping of the touch bar.

LayersiTotal key mapping layers including the base layer. Lighting effect layers and profile slots are excluded.

43Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K3_HE_User_Manual.pdfRead 14 October 2026Four layers. Layers 0 and 1 for Mac, layers 2 and 3 for Windows.

44Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Node75-LP_260225.pdfRead 23 October 2026Section 11: Mac mode layers 0 to 3 and Win mode layers 4 to 7. That is 4 layers per OS mode and the base layer is included.

User firmware updates

Yes3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K3_HE_User_Manual.pdfRead 14 October 2026Firmware update through the Keychron Launcher web app in wired mode.

Not available

Ergonomics

0 of 4 differ

Wrist rest

None3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K3_HE_User_Manual.pdfRead 14 October 2026No wrist rest in the box list. A silicone palm rest is a separate accessory.

None1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026The Node Wrist Rest is a separate paid add-on and not in the box.

Wrist rest material

Not available

Not available

Tenting

Not available

Not available

Tenting angles

Not available

Not available

Dimensions and weight

2 of 6 differ

DimensionsiKeyboard body dimensions with fitted keycaps, without wrist rest and with feet folded. Any different measurement condition is stated in the source note. Width is the longest side, depth runs front to back and height is the thickness. Map by size when the maker's labels differ.

Width318.62Depth126Height25.4Front height22mm(12.5 × 5 × 1 × 0.9 in)1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026Size 318.62 x 126 mm. Front height 22.0 mm and back height 25.4 mm, both including keycaps. Back height is stored as height.

Width317.1Depth137.1Front height13.2mm(12.5 × 5.4 × 0.5 in)1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs: 317.1 mm x 137.1 mm x 13.2 mm for the ANSI board. The 13.2 mm is read as the front thickness, as on the Air75 V3. Green-Keys prints 14 mm. KitGuru names a 13.8 mm front height for the Node100 low-profile.

Dimensions with wrist rest

Not available

Not available

Keyboard weightiKeyboard without cable or wrist rest. Weights that include accessories cannot be stored here. A cable that cannot be removed is included. Replaceable batteries are included, as built-in batteries are.

575g(1.3 lb)1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026Published as 575 g. The configuration is not stated.

659g(1.5 lb)1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Tech Specs: 659 grams (1.45 pound). Tom's Guide gives 1.45 lb. GadReview prints 667 g.8Reviewgreen-keys.info/en/nuphy-node-series-review%EF%BD%9Can-entry-level-but-sophisticated-75-and-96-size-keyboardRead 23 October 2026Review spec table: 659 g for the low-profile Node75, 827 g for the high-profile.

Weight including wrist restiKeyboard plus supplied wrist rest, excluding packaging. The source note identifies any included cable.

Not available

Not available

Box dimensions

Not available

Not available

Box weightiOne retail package including its contents. A multi-unit shipping carton weight is excluded.

Not available

Not available

Certifications

None of 2 known

Platform certifications

Not available

Not available

Other certifications

Not available

Not available

In the box

2 of 3 differ

In the box

1x Fully Assembled Keyboard, 1x Type-C Cable, 1x Type-A to Type-C Adapter, 1x Type-A 2.4GHz Receiver, 1x Extension Adapter For Receiver, 1x Keycap & Switch Puller, 1x Screwdriver3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K3_HE_User_Manual.pdfRead 14 October 2026Fully assembled version package list.

Node75/100 Low-Profile Keyboard, 2.4G Receiver, USB-C to USB-C Cable, USB-C to USB-A adapter, Keycap/Switch Puller, Extra Keycaps (6 for ANSI-US), Quick Start Guide (FAQ & Instructions) Download1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026In the box list. Extra keycaps by layout: ANSI-US 6, JIS 6, ISO-DE 6, ISO-UK 13, ISO-FR 23.

Cables included

AKeychron K3 HE

Type	Count
Type-C cable	1

Source3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K3_HE_User_Manual.pdfRead 14 October 2026

BNuPhy Node75 Low-Profile

Type	Count
USB-C to USB-C Cable	1

Source1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026Box list: 1 x USB-C to USB-C Cable and a USB-C to USB-A adapter.

Spare switches

Not available

Not available

Links

Not compared

Product page

www.keychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboard1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

nuphy.com/products/nuphy-node-series-low-profile1Maker product pagenuphy.com/products/nuphy-node-series-low-profileRead 23 October 2026The long Node75 low-profile URL redirects to this Node series page. Read in Chrome because curl and WebFetch hit a Vercel security checkpoint.

Spec sheet

Not available

Not available

Manual

cdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K3_HE_User_Manual.pdf1Maker product pagekeychron.com/products/keychron-k3-he-wireless-magnetic-switch-custom-keyboardRead 14 October 2026

cdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Node75-LP_260225.pdf4Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Node75-LP_260225.pdfRead 23 October 2026Quick Start Guide for the Node75 Low-Profile, linked from the in the box section. The text is outlined, so it was read from the page images.

EPREL registration numberiId in the EU energy label database. Each size or model of a series has its own id, so it is per variant.

Not available

Not available

Warranty

0 of 1 differ

Manufacturer warranty (source market)iThe maker's warranty period for the exact SKU or configuration and market named in the source note. It applies only to that stated market, not every regional variant. Statutory consumer rights are excluded. The base term is stored. An extension that needs registration goes in the source note.

1year4Maker product pagehelp-center.keychron.com/en-us/article/360021443594-how-long-is-the-keyboard-warranty-forRead 14 October 202612 months global warranty.

1year2Maker product pagepay.nuphy.com/products/nuphy-node75-low-profile-wireless-mechanical-keyboardRead 23 October 2026Page: 1-year limited warranty. The page does not name a market.

Both are also in the API. Back to all keyboards.