Keyboards / Compare

Logitech Signature K650 Wireless Keyboard with Palm-rest vs ProtoArc XK01 Foldable Keyboard

A

Product A: Logitech

Signature K650 Wireless Keyboard with Palm-rest

71 of 164 known

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B

Product B: ProtoArc

XK01 Foldable Keyboard

55 of 164 known

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Compare the Logitech Signature K650 Wireless Keyboard with Palm-rest with

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All 164 fields

Every value links to where we found it.

Only differences

ALogitech Signature K650 Wireless Keyboard with Palm-rest

BProtoArc XK01 Foldable Keyboard

General

7 of 9 differ

Series

Signature1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026The page labels the product Signature Series.

Not available

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

920-010962, 920-010908, YR-0071, 920-010981, 920-010972, 920-010966, 920-010979, 920-010974, 920-010977, 920-010971, 920-010983, 920-010968, 920-010969, 920-010967, 920-010949, 920-010918, 920-010912, 920-010947, 920-010920, 920-010945, 920-010917, 920-010951, 920-010914, 920-010915, 920-0109131Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026The US store sells two English US (QWERTY) models: 920-010962 Off-white and 920-010908 Graphite. The GB and DE stores sell 22 regional models.2Maker product pagesupport.logi.com/hc/en-us/articles/5124434379799-Specification-SIGNATURE-K650Read 16 October 2026Product information: keyboard model YR-0071, on the back of the keyboard.7Maker product pagelogitech.com/en-gb/shop/p/k650-signature-wireless-keyboardRead 16 October 2026Part numbers of the regional models on the GB store.

XK01, CP011803, CP012683, CP015407, CP015138, CP015406, CP0126842Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboard.jsonRead 15 October 2026Variant SKUs from the product feed: Black CP011803, Gray CP012683, Silver CP015407, Blue CP015138, Green CP015406, White CP012684. XK01 is the model name used on the manual and on Amazon.

GTIN / EAN

097855179531, 0978551794495Maker product pageweb.archive.org/web/20220829210844/https://www.logitech.com/en-us/products/keyboards/k650-signature-wireless-keyboard.htmlRead 16 October 2026The archive does not show barcodes. The UPC-A numbers come from the UPCitemdb entries.15Spec databaseupcitemdb.com/upc/097855179531Read 16 October 2026UPC-A 097855179531. Listing names say Signature K650 Wireless Keyboard, Off-white, 920-010962.16Spec databaseupcitemdb.com/upc/097855179449Read 16 October 2026UPC-A 097855179449. Listing names say Signature K650 Graphite, 920-010908.

Not available

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

17 August 20224Press releaselogitech.com/blog/2022/08/17/get-the-comfort-and-performance-you-deserve-with-the-logitech-signature-k650-wireless-comfort-keyboardRead 16 October 2026Maker blog post of August 17, 2022 introduces the Signature K650.

Not available

Status

Available1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026The US store shows the product in stock at USD 59.99.

Available1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Store page shows In stock at 43.99 USD on the access date. This is the current price and not a launch price.

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.

$49.995Maker product pageweb.archive.org/web/20220829210844/https://www.logitech.com/en-us/products/keyboards/k650-signature-wireless-keyboard.htmlRead 16 October 2026Archived copy of the maker's US store page of 2022-08-29, 12 days after launch. Both US models, 920-010962 and 920-010908, list USD 49.99 and in stock. Prices on the US store exclude sales tax.

Not available

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.

€496Maker product pageweb.archive.org/web/20220831044851/https://www.logitech.com/de-de/products/keyboards/k650-signature-wireless-keyboard.htmlRead 16 October 2026Archived copy of the maker's DE store page of 2022-08-31. The German models 920-010913 and 920-010967 list EUR 49. Other layouts list EUR 49 or EUR 49.99 on the same page. The structured data states the price as 49 and 49.0. The price includes VAT as published.

Not available

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

US, GB, DE1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026US store. The GB and DE stores sell the regional models.7Maker product pagelogitech.com/en-gb/shop/p/k650-signature-wireless-keyboardRead 16 October 2026GB store.8Maker product pagelogitech.com/de-de/shop/p/k650-signature-wireless-keyboardRead 16 October 2026DE store.

US1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026US store page priced in USD. Amazon.com sells the same model. Other regions are not confirmed for this layout.

ColoursiThe maker's own colour names

Off-white, Graphite1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Colour options on the store: Off-white and Graphite.

Black, Gray, Silver, Blue, Green, White1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Color picker: Black, Gray, Silver, Blue, Green, White.

Segment

Office1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026The maker sells it as a wireless keyboard for everyday work and comfort.

Portable1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Maker sells it as a portable full-size tri-fold travel keyboard.5Reviewcultofmac.comRead 15 October 2026Review treats it as a full-size travel keyboard.

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

Complete1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Sold complete with batteries and a Logi Bolt receiver.

Complete1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Sold fully assembled. Package contents list only the keyboard, cable and guide.

Layout

3 of 12 differ

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

Full size1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026The page describes a full-size layout.11Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboardRead 16 October 2026Full-size layout with function row, navigation block and number pad.12Reviewrtings.com/keyboard/reviews/logitech/signature-k650Read 16 October 2026Public featured result: size Full-size (100%).

Full size1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Page title: Portable Full-Size Tri-Fold Keyboard. Layout with a number keypad.

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

ANSI11Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboardRead 16 October 2026The US photo shows a wide, flat Enter key and a long left Shift key, which is the ANSI layout. No ISO layout is confirmed by the maker, so only ANSI is stored.

ANSI1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Maker product photos show a horizontal Enter, a long left Shift, a backslash key above Enter and US legends (@ on 2, double quote on apostrophe), which is ANSI. The manual's special-character pages show a UK ISO drawing. No UK or other regional model is listed on the US store, so only ANSI is stored.

Regional layouts

English US (QWERTY), Hungarian (QWERTZ), English UK (QWERTY), Swiss (QWERTZ), Czech / Slovakian (QWERTZ), Belgian (AZERTY), English International (QWERTY), Spanish (QWERTY), Danish / Norwegian / Swedish / Finnish (QWERTY), French (AZERTY), Italian (QWERTY), German (QWERTZ)1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Layout names as the maker writes them. English US (QWERTY) is on the US store. The regional names are from the GB store.7Maker product pagelogitech.com/en-gb/shop/p/k650-signature-wireless-keyboardRead 16 October 2026Layout names as the maker writes them.

English US (QWERTY)1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026US legends on the maker photos. The page does not name a layout.

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.

10711Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboardRead 16 October 2026Counted on the maker's top view of the US layout (gallery image k650-top-graphite-us.png). Counted 107 keys: 20 in the top row (Esc, F1 to F12, Connect, Settings, Print, Calculator, Show Desktop, Search and Screen Lock), 14 in the number row, 14 in the Tab row, 13 in the Caps Lock row, 12 in the Shift row, 7 in the bottom row, 4 arrow keys, 6 navigation keys (Insert, Home, Page Up, Delete, End and Page Down) and 17 on the number pad. The tall plus key and the tall enter key of the number pad are one key each. The six round media and volume buttons above the function row are not counted, as the field excludes separate media buttons. The business combo datasheet lists 118 keys for the US layout, which does not match the photo.

1051Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Page: 105-key layout design with number keypad. Not counted independently.4Retailer pageamazon.com/dp/B09TW35H1ZRead 15 October 2026Listing: 105 keys, button quantity 105. Agrees with the maker page.

Key legends for

Windows, macOS1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Support Getting Started page: dual printed keys. macOS legends on the left side of the keys and Windows legends on the right.3Owner's manualsupport.logi.com/hc/en-001/articles/5124495316631-Getting-Started-SIGNATURE-K650Read 16 October 2026Multi-OS keyboard: macOS special characters on the left side of the keys and Windows special characters on the right. A Chrome layout adds a Launcher key legend on the Start key.

Windows, macOS1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Photos show dual legends Option/Win and Cmd/Alt on the modifier keys.

Numpad

Yes1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Full-size layout with number pad.11Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboardRead 16 October 2026Number pad on the right of the photo.

Yes1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Page: 105-key layout with number keypad.

Function row

Yes1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026F1 to F12 sit on the top row as secondary functions, behind default shortcut functions.11Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboardRead 16 October 2026Row of 12 function keys in the photo.

Yes1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Photos show Esc and a row of twelve keys labelled F1 to F12 with shortcut icons.

Dedicated arrow keys

Yes1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Four arrow keys in the inverted-T block.11Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboardRead 16 October 2026Four arrow keys with the up key between left and right.

Yes1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Photos show a left, up, down and right arrow cluster next to the right Shift.

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

Full1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Support Getting Started page and photo: Home, End, Page Up, Page Down and Delete are dedicated keys between the main block and the number pad.3Owner's manualsupport.logi.com/hc/en-001/articles/5124495316631-Getting-Started-SIGNATURE-K650Read 16 October 2026The keyboard overview lists home, end, page up and page down as keys of the nav block.11Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboardRead 16 October 2026Home, End, Page Up and Page Down are dedicated keys.

Full1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Photos show separate Home, End, PgUp and PgDn keys in the keypad section.

Key stagger

Row-staggered11Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboardRead 16 October 2026Row-staggered key rows in the photo.

Row-staggered1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Photos show row-staggered keys.

Bottom row

Not available

Not available

Low profile

Not available

Yes1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Page: quiet and responsive scissor switches and low-profile keys.

Switches

7 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.

Membrane1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026FAQ: a deep-cushioned membrane rubber-dome switch system. RTINGS also lists rubber dome.12Reviewrtings.com/keyboard/reviews/logitech/signature-k650Read 16 October 2026Public featured result: switch type Rubber Dome. Rubber dome keys are stored as membrane.

Scissor1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Page: Scissor Key Switch Technology, scissor switches and low-profile keys.5Reviewcultofmac.comRead 15 October 2026Review: scissor mechanism.

Switch feel

Not available

Not available

Switch maker

Not available

ProtoArc1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Maker names the switch technology as its own.

Switch models

Not available

ProtoArc Scissor Key Switch Technology1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Technical specifications, Keys: ProtoArc Scissor Key Switch Technology for stable key-press.

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

Not available

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

Not available

Not available

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

Not available

Total travel

3.2mm2Maker product pagesupport.logi.com/hc/en-us/articles/5124434379799-Specification-SIGNATURE-K650Read 16 October 2026Keyboard specifications: total travel distance 3.2 mm.

Not available

Rated keystrokes

20million2Maker product pagesupport.logi.com/hc/en-us/articles/5124434379799-Specification-SIGNATURE-K650Read 16 October 2026Durability: 10 million keypresses for function keys and 20 million for standard keys. 20 is stored for the standard keys. The business datasheet lists 5 million, which does not match the support spec.

Not available

Factory-lubed switches

Not available

Not available

Adjustable actuation

No12Reviewrtings.com/keyboard/reviews/logitech/signature-k650Read 16 October 2026Public featured result: output type Non-Adjustable.

Not available

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

Not available

Not available

Actuation stepiSmallest documented increment between selectable actuation settings.

Not available

Not available

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

Not available

Not available

Rapid trigger

Not available

Not available

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

Not available

Not available

Multi-action keys

Not available

Not available

SOCD handling

Not available

Not available

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

Not available

Not available

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

None12Reviewrtings.com/keyboard/reviews/logitech/signature-k650Read 16 October 2026Public featured result: hot-swappable switches No.

Not available

Compatible switches

Not available

Not available

Stabilizers

Not available

Not available

Factory-lubed stabilizers

Not available

Not available

Keycaps

1 of 5 differ

Keycap material

Not available

Not available

Legend method

Not available

Not available

Keycap profile

Not available

Low profile1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Page calls them low-profile keys.

Keycap thickness

Not available

Not available

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

Not available

Not available

Performance

None of 11 known

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

Not available

Not available

Max polling rate

Not available

Not available

Polling rate (wired)

Not available

Not available

Polling rate (2.4 GHz)

Not available

Not available

Polling rate (Bluetooth)

Not available

Not available

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.

Not available

Not available

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

10 of 18 differ

Connections

2.4 GHz, Bluetooth1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Specs: Bluetooth Low Energy or the included Logi Bolt USB receiver. No cable.2Maker product pagesupport.logi.com/hc/en-us/articles/5124434379799-Specification-SIGNATURE-K650Read 16 October 2026Connection type: Bluetooth Low Energy and Logi Bolt receiver. Corded or wireless: wireless.14Reviewtomsguide.com/computing/peripherals/logitech-signature-k650-reviewRead 16 October 2026Spec table: Bluetooth 5.1 and a USB receiver.

Bluetooth1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Technical specifications, Connection Type: Bluetooth low energy technology. No receiver is listed.

Wireless technology

Logi Bolt1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Specs and feature text: Logi Bolt USB receiver.

Bluetooth Low Energy1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026System requirements: Bluetooth Low Energy.

Bluetooth

5.11Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Technical specifications: Bluetooth Low Energy Wireless (Bluetooth 5.1).14Reviewtomsguide.com/computing/peripherals/logitech-signature-k650-reviewRead 16 October 2026Spec table: Bluetooth 5.1 and a USB receiver.

5.14Retailer pageamazon.com/dp/B09TW35H1ZRead 15 October 2026Listing title and bullet: Bluetooth 5.1 connects up to three devices. The maker's own page does not give a version.6Reviewtalkofthehouse.com/best-portable-keyboardsRead 15 October 2026XK01 section lists Bluetooth 5.1. Agrees with the Amazon listing.

Bluetooth device slots

11Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026FAQ: no, it is intended to be paired with one device at a time. RTINGS also says there is no Bluetooth multi-device pairing.12Reviewrtings.com/keyboard/reviews/logitech/signature-k650Read 16 October 2026Public cons: no Bluetooth multi-device pairing.

31Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Page: type across up to three connected wireless devices.

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

11Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026FAQ: paired with one device at a time, using either Bluetooth Low Energy or the Logi Bolt receiver. The support spec says the Connect key is not Easy-Switch.

31Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Page: switch up to 3 devices.

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

Not available

Keys1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Page: with assigned Bluetooth keys you can type across up to three devices. Photos show three keys labelled 1, 2 and 3 at the top of the keypad.3Owner's manualcdn.shopify.com/s/files/1/0551/3972/9497/files/XK01_User_Manual_EN.pdfRead 15 October 2026Page 3 and 4: three Bluetooth connection keys 1, 2 and 3. A short press switches device and a long press of 3 to 5 seconds starts pairing.

Receiver connector

USB-A9Maker spec sheet (PDF)logitech.com/content/dam/logitech/en/business/pdf/signature-mk650-combo-for-business-data-sheet.pdfRead 16 October 2026In the box of the same business combo: Logi Bolt USB receiver (USB-A). The Logitech support page on the Logi Bolt receiver says it uses USB 2.0 Type-A. The business combo sells the same keyboard and Bolt receiver.10Maker product pagesupport.logi.com/hc/en-us/articles/4404716599447-What-type-of-USB-does-the-Logi-Bolt-receiver-useRead 16 October 2026The Logi Bolt receiver uses USB 2.0 Type-A and USB-C. The K650 package includes the Type-A model, which the business datasheet names as USB-A.

None1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026No receiver in the package contents.

Receiver storage in keyboard

Yes3Owner's manualsupport.logi.com/hc/en-001/articles/5124495316631-Getting-Started-SIGNATURE-K650Read 16 October 2026Receiver compartment: if you are not using the Logi Bolt receiver, you can store it inside the keyboard. The compartment sits to the right of the batteries on the bottom side.

Not available

Receiver shared with other devices

Yes12Reviewrtings.com/keyboard/reviews/logitech/signature-k650Read 16 October 2026Public text: one Logi Bolt receiver can connect the keyboard and a compatible Logitech mouse. Measured results such as latency and typing noise sit behind the members paywall and are not used.

Not available

Wireless range

10m1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Technical specifications: 33 ft (10 m). Range varies with user, environment and computing conditions.2Maker product pagesupport.logi.com/hc/en-us/articles/5124434379799-Specification-SIGNATURE-K650Read 16 October 2026Wireless range: 10 m.

10m1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Wireless operating distance: 10 m (33 ft).

Detachable cable

Not available

Not available

Port on keyboard

None1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026No port on the keyboard. The only power source is 2 AA batteries and no cable is listed.

USB-C3Owner's manualcdn.shopify.com/s/files/1/0551/3972/9497/files/XK01_User_Manual_EN.pdfRead 15 October 2026Page 2, Product Features: TYPE-C charging port.

Cable plug

Not available

Not available

Cable

Not available

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, Linux, ChromeOS, iOS, iPadOS, Android1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Feature text: Windows, macOS, Linux, iPadOS, iOS and Android. Also Works With Chromebook. The support spec lists the minimum versions.2Maker product pagesupport.logi.com/hc/en-us/articles/5124434379799-Specification-SIGNATURE-K650Read 16 October 2026System requirements: Windows 10 and 11 or later, macOS 10.15 or later, Linux, Chrome OS, iPadOS 14 or later, iOS 14 or later and Android 8.0 or later.

Windows, macOS, iOS, Android1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026System requirements: Windows Vista, 7, 8, 10 or later. macOS 10.15 or later, iOS or Android device.3Owner's manualcdn.shopify.com/s/files/1/0551/3972/9497/files/XK01_User_Manual_EN.pdfRead 15 October 2026Page 5 columns: Windows OS, Android OS, iOS, Mac OS.

Consoles

Not available

Not available

Battery

8 of 16 differ

Battery type

AA1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Spec: 2 AA batteries, pre-installed. The FAQ on the same page says AAA, which conflicts with the spec table, the in-the-box list and the support spec. AA is used. Tom's Guide and TechRadar also say AA.2Maker product pagesupport.logi.com/hc/en-us/articles/5124434379799-Specification-SIGNATURE-K650Read 16 October 2026Battery: 2 x AA batteries.14Reviewtomsguide.com/computing/peripherals/logitech-signature-k650-reviewRead 16 October 2026Spec table: battery 2 x AA (included).

Li-Po1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Technical specifications: rechargeable Li-Po (210 mAh) battery.

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

21Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026In the box and the support spec: 2 AA batteries.2Maker product pagesupport.logi.com/hc/en-us/articles/5124434379799-Specification-SIGNATURE-K650Read 16 October 2026Battery: 2 x AA batteries.

Not available

Battery capacity

Not available

210mAh1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Technical specifications: 210 mAh.

User-replaceable battery

Yes1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026FAQ: not rechargeable and runs on standard batteries. The support spec says the battery is user replaceable.2Maker product pagesupport.logi.com/hc/en-us/articles/5124434379799-Specification-SIGNATURE-K650Read 16 October 2026Battery user replaceable: yes. The row label says rechargeable, but the keyboard is not rechargeable.

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.

ALogitech Signature K650 Wireless Keyboard with Palm-rest

Lighting	Months
Off	36

Source1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Battery life: 36 months. Battery life may vary with use and computing conditions. Stored as calendar months with lighting off, since there is no backlight. No hours or polling rate are published.2Maker product pagesupport.logi.com/hc/en-us/articles/5124434379799-Specification-SIGNATURE-K650Read 16 October 2026Battery: 36 month battery life.

BProtoArc XK01 Foldable Keyboard

Connection	Lighting	Months
Bluetooth	Off	6

Source1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Technical specifications, Battery life: up to 6 months on a single full charge. The feature text calls the same 6 months the maximum standby time. No usage hours, polling or lighting condition is given. The keyboard has no backlight, so the row is stored as lighting off. The manual states a standby time of at least 150 days.

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.

Not available

Not available

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

Not available

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

Not available

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.

36months=CalculatedFrom Battery life per mode (claimed)

6months=CalculatedFrom Battery life per mode (claimed)

Charging port

None1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026FAQ: it is not rechargeable and has no USB-C port for charging.

USB-C1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Page: Type-C charging.

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

Not available

120min3Owner's manualcdn.shopify.com/s/files/1/0551/3972/9497/files/XK01_User_Manual_EN.pdfRead 15 October 2026Page 8, Product Parameters: Charging Time <2 hours. Stored as 120 minutes. Published as less than 2 hours. Charging current 190 mA.

Quick charge

Not available

Not available

Use while charging

Not available

Not available

Solar charging

Not available

Not available

Battery indicator

LED1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Indicator lights: Caps Lock, Connect key and Battery Status.2Maker product pagesupport.logi.com/hc/en-us/articles/5124434379799-Specification-SIGNATURE-K650Read 16 October 2026Spec page and Getting Started page: Battery Status LED, green from 100 to 6 percent and red from 5 percent.3Owner's manualsupport.logi.com/hc/en-001/articles/5124495316631-Getting-Started-SIGNATURE-K650Read 16 October 2026Battery status LED (green or red). It is red from 5 percent and below.

LED3Owner's manualcdn.shopify.com/s/files/1/0551/3972/9497/files/XK01_User_Manual_EN.pdfRead 15 October 2026Page 2 and page 4: charging indicator and low battery indicator light. It turns red while charging and flashes red when the battery is low.

Build

3 of 8 differ

Case material

Plastic with certified post-consumer recycled plastic1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Sustainability panel: certified post-consumer recycled plastic in the plastic parts, 21 percent for the Off-white keyboard. The blog post says 28 percent for Graphite. The plastic type is not stated.

Not available

Plate material

Not available

Not available

Mount style

Not available

Not available

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.

Not available

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.

4°, 8°9Maker spec sheet (PDF)logitech.com/content/dam/logitech/en/business/pdf/signature-mk650-combo-for-business-data-sheet.pdfRead 16 October 2026Datasheet of the Signature MK650 combo for business: the Signature K650 for Business keyboard has tilt legs with angles of +4 and +8 degrees. That keyboard has the same size, 193.5 x 457.3 x 24 mm, and weight, 700.23 g, as the K650. The consumer K650 pages do not publish tilt angles. RTINGS confirms that the K650 has incline settings. The flat angle is not stated and is not stored.12Reviewrtings.com/keyboard/reviews/logitech/signature-k650Read 16 October 2026Public text: the built-in palm rest and incline settings keep you comfortable. No angle is given.

Not available

Spill resistant

Yes1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Description: spill-resistant, easy-to-clean design. The archived launch page and the FAQ give up to 60 ml.5Maker product pageweb.archive.org/web/20220829210844/https://www.logitech.com/en-us/products/keyboards/k650-signature-wireless-keyboard.htmlRead 16 October 2026Footnote: spill-resistant up to 60 ml.13Reviewtechradar.com/reviews/logitech-signature-k650Read 16 October 2026Review: spill-resistant.

Not available

IP rating

Not available

Not available

Lighting

0 of 7 differ

Backlight

None1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026FAQ: no backlighting.2Maker product pagesupport.logi.com/hc/en-us/articles/5124434379799-Specification-SIGNATURE-K650Read 16 October 2026Backlighting: no.11Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboardRead 16 October 2026No backlight is listed and the photo shows no lighting.12Reviewrtings.com/keyboard/reviews/logitech/signature-k650Read 16 October 2026Public cons: no backlighting.

None5Reviewcultofmac.comRead 15 October 2026Review of the XK01 dated 30 Aug 2024: Backlight none. The XK01 Plus is the separate backlit model.6Reviewtalkofthehouse.com/best-portable-keyboardsRead 15 October 2026XK01 section lists no backlighting.

LED position

Not available

Not available

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

5 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.

Dedicated1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026The photo and the support Getting Started page show a row of round buttons above the function row for playback and volume.2Maker product pagesupport.logi.com/hc/en-us/articles/5124434379799-Specification-SIGNATURE-K650Read 16 October 2026Special keys list: dictation, emoji, snipping tool, mute mic, browser back, refresh, new tab, close tab, Connect key, settings and print.3Owner's manualsupport.logi.com/hc/en-001/articles/5124495316631-Getting-Started-SIGNATURE-K650Read 16 October 2026The Hot Keys table lists previous track, play or pause, next track, mute, volume down and volume up as keys with no secondary function. The F-row keys are shortcuts by default and Fn plus Esc swaps them with F-keys.

Fn layer3Owner's manualcdn.shopify.com/s/files/1/0551/3972/9497/files/XK01_User_Manual_EN.pdfRead 15 October 2026Page 5, Multimedia Function Keys: F-row keys act as brightness, window and application switch, search, previous, play and pause, next, mute and volume keys. Fn+Esc is an Fn lock that switches the keys between F1 to F12 and the multimedia functions.

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

43Owner's manualsupport.logi.com/hc/en-001/articles/5124495316631-Getting-Started-SIGNATURE-K650Read 16 October 2026Hot Keys table lists six round hot keys. Four are for playback or mute: previous track, play or pause, next track and mute. Volume down and volume up are counted as volume keys. The photo shows them as six round buttons above the function row.11Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboardRead 16 October 2026Six round buttons above the function row, grouped as three for playback and three for sound. Four count here: previous track, play or pause, next track and mute.

03Owner's manualcdn.shopify.com/s/files/1/0551/3972/9497/files/XK01_User_Manual_EN.pdfRead 15 October 2026Page 5: playback and volume are on the F-row keys through Fn lock. No separate media buttons.

Volume control

Keys1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026The same round buttons include volume down and volume up.3Owner's manualsupport.logi.com/hc/en-001/articles/5124495316631-Getting-Started-SIGNATURE-K650Read 16 October 2026Hot Keys table: mute sound, volume down and volume up.

Keys3Owner's manualcdn.shopify.com/s/files/1/0551/3972/9497/files/XK01_User_Manual_EN.pdfRead 15 October 2026Page 5: mute, volume down and volume up on F10 to F12.

Knobs

Not available

01Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026No knob or roller in the maker photos.

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.

03Owner's manualsupport.logi.com/hc/en-001/articles/5124495316631-Getting-Started-SIGNATURE-K650Read 16 October 2026No separate macro keys are listed in the overview or the key tables.11Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboardRead 16 October 2026No separate macro keys in the photo.

01Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026No macro keys in the maker photos.

Built-in screen

None1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026No built-in screen in the maker photo or in the specs.

None1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026No screen in the maker photos.

Touchpad

No1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026No touchpad in the maker photo or in the specs.11Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboardRead 16 October 2026No touchpad in the photo.12Reviewrtings.com/keyboard/reviews/logitech/signature-k650Read 16 October 2026Public cons: no trackpad for on-screen navigation.

No1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026No touchpad. The touchpad model is the separate XK01 TP.

Fingerprint reader

Not available

No1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026No fingerprint reader in the maker photos.

OS mode switch

Key combination1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Support Getting Started page: hold Fn plus P for Windows, Fn plus O for macOS or Fn plus C for ChromeOS for three seconds.3Owner's manualsupport.logi.com/hc/en-001/articles/5124495316631-Getting-Started-SIGNATURE-K650Read 16 October 2026Step 4 of the Logi Bolt pairing: long-press for 3 seconds Fn plus P for Windows, Fn plus O for macOS or Fn plus C for Chrome OS. Windows is the default.

Not available

Windows key lock

Not available

Not available

Software

5 of 10 differ

Software

Logi Options+1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Customization app: Logi Options+, supported on Windows and macOS.2Maker product pagesupport.logi.com/hc/en-us/articles/5124434379799-Specification-SIGNATURE-K650Read 16 October 2026Software support at release: Logitech Options+.

Not available

Software runs on

Windows, macOS1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Supported by Logi Options+ on Windows and macOS.3Owner's manualsupport.logi.com/hc/en-001/articles/5124495316631-Getting-Started-SIGNATURE-K650Read 16 October 2026Logitech Options+ download. Logitech lists Windows and macOS.

Not available

Open firmware

Not available

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

No1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026RTINGS: no macro-programmability. Logitech lists no macro feature.12Reviewrtings.com/keyboard/reviews/logitech/signature-k650Read 16 October 2026Public cons: no macro-programmability.

Not available

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 pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Logi Options+ is used to customize key shortcuts. The datasheet says it enables custom key assignment.

Not available

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

Not available

Not available

User firmware updates

Yes2Maker product pagesupport.logi.com/hc/en-us/articles/5124434379799-Specification-SIGNATURE-K650Read 16 October 2026Apps available at release: Logitech Options+, Pairing App and DFU App. DFU is the maker's device firmware update app.

Not available

Ergonomics

1 of 4 differ

Wrist rest

Integrated1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Integrated soft-touch palm rest. RTINGS says it cannot be removed.12Reviewrtings.com/keyboard/reviews/logitech/signature-k650Read 16 October 2026Public text: built-in palm rest.

None1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026No wrist rest in the package contents or photos.

Wrist rest material

Not available

Not available

Tenting

Not available

Not available

Tenting angles

Not available

Not available

Dimensions and weight

6 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.

Not available

Width386.39Depth119.7Height12.35mm(15.2 × 4.7 × 0.5 in)1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Dimensions, expanded: height 15.21 in (386.39 mm), width 4.71 in (119.70 mm), depth 0.49 in (12.35 mm). Stored by size: width 386.39, depth 119.7, height 12.35. Folded: 215.50 x 119.70 x 20.95 mm. The manual gives 386.4 x 119.7 x 12.4 mm unfolded and 215.5 x 119.7 x 20.9 mm folded.

Dimensions with wrist rest

Width457.3Depth193.5Height24mm(18 × 7.6 × 0.9 in)1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Dimensions row for the keyboard without receiver and with 2 AA batteries: width 457.3 mm, height 193.5 mm and depth 24 mm. The labels are rotated. The long side is the width, 193.5 mm is front to back and 24 mm is the thickness. The palm rest is integrated, so these are the dimensions with the palm rest. The state of the feet is not stated.2Maker product pagesupport.logi.com/hc/en-us/articles/5124434379799-Specification-SIGNATURE-K650Read 16 October 2026Keyboard row: 457.3 mm, 193.50 mm and 24 mm, labelled height, width and depth. Weight is 700.23 g without receiver and with 2 AA alkaline batteries.13Reviewtechradar.com/reviews/logitech-signature-k650Read 16 October 2026Review: 193.5 x 457.3 x 24 mm, matching the maker.

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.

Not available

297g(10.5 oz)3Owner's manualcdn.shopify.com/s/files/1/0551/3972/9497/files/XK01_User_Manual_EN.pdfRead 15 October 2026Page 8, Product Parameters: Weight 297 g. The product page gives 10.5 oz (297.72 g).4Retailer pageamazon.com/dp/B09TW35H1ZRead 15 October 2026Item weight 297 g. Agrees with the manual.

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

700.23g(1.5 lb)1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Weight 700.23 g without receiver and with 2 AA alkaline batteries. The palm rest is integrated.2Maker product pagesupport.logi.com/hc/en-us/articles/5124434379799-Specification-SIGNATURE-K650Read 16 October 2026Keyboard row: 700.23 g without receiver and with 2 AA alkaline batteries.13Reviewtechradar.com/reviews/logitech-signature-k650Read 16 October 2026Review: about 700 g, matching the maker.

Not available

Box dimensions

Width468Height203Depth32mm(18.4 × 8 × 1.3 in)2Maker product pagesupport.logi.com/hc/en-us/articles/5124434379799-Specification-SIGNATURE-K650Read 16 October 2026Retail and online box: 468 mm, 203 mm and 32 mm, labelled height, width and depth. The long side of the box fits the 457 mm keyboard, so 468 mm is stored as the width, 203 mm as the height and 32 mm as the depth.

Not available

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

1,090g(2.4 lb)2Maker product pagesupport.logi.com/hc/en-us/articles/5124434379799-Specification-SIGNATURE-K650Read 16 October 2026Retail and online box: 1090 g (38.45 oz), with the keyboard.

Not available

Certifications

1 of 2 differ

Platform certifications

Works With Chromebook1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Works With Chromebook badge. Certified to meet Google compatibility standards.

Not available

Other certifications

Not available

Not available

In the box

2 of 3 differ

In the box

Signature K650 Wireless Comfort Keyboard, 2 AA batteries (pre-installed), Logi Bolt USB Receiver, User documentation1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026Package contents: Signature K650 Wireless Comfort Keyboard, 2 AA batteries (pre-installed), Logi Bolt USB Receiver and user documentation.

XK01 Tri-Fold Bluetooth Keyboard, USB-C cable for recharging, User Guide1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Package contents: XK01 Tri-Fold Bluetooth Keyboard, USB-C cable for recharging, User Guide. The manual's packing list also names a collapsible phone holder and a storage bag, which this page and the Amazon listing do not.

Cables included

ALogitech Signature K650 Wireless Keyboard with Palm-rest

Not available

BProtoArc XK01 Foldable Keyboard

Type	Count
USB-C charging cable	1

Source1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Package contents: USB-C cable for recharging.

Spare switches

Not available

Not available

Links

Not compared

Product page

www.logitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-0109621Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026

www.protoarc.com/products/xk01-tri-fold-bluetooth-keyboard1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026

Spec sheet

support.logi.com/hc/en-us/articles/5124434379799-Specification-SIGNATURE-K6502Maker product pagesupport.logi.com/hc/en-us/articles/5124434379799-Specification-SIGNATURE-K650Read 16 October 2026

Not available

Manual

support.logi.com/hc/en-001/articles/5124495316631-Getting-Started-SIGNATURE-K6503Owner's manualsupport.logi.com/hc/en-001/articles/5124495316631-Getting-Started-SIGNATURE-K650Read 16 October 2026

cdn.shopify.com/s/files/1/0551/3972/9497/files/XK01_User_Manual_EN.pdf3Owner's manualcdn.shopify.com/s/files/1/0551/3972/9497/files/XK01_User_Manual_EN.pdfRead 15 October 2026English XK01 User Manual, 11 pages inside a print-layout PDF that also holds the German, French, Italian and Spanish manuals. The EU declaration page in it names the model XK01 TP, which looks like a copy error.

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

1 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.

1year1Maker product pagelogitech.com/en-us/shop/p/k650-signature-wireless-keyboard.920-010962Read 16 October 2026US store: 1-Year Limited Hardware Warranty.

2years1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Warranty info: 2-Year Limited Hardware Warranty (US store).

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