Keyboards / Compare

Keychron B1 Pro vs Logitech K120 Corded Keyboard

A

Product A: Keychron

B1 Pro

79 of 164 known

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B

Product B: Logitech

K120 Corded Keyboard

54 of 164 known

Change Logitech K120 Corded Keyboard

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All 164 fields

Every value links to where we found it.

Only differences

AKeychron B1 Pro

BLogitech K120 Corded Keyboard

General

4 of 9 differ

Series

B Pro1Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026

Not available

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

B1P-K1, B1P-K8, B1P-K11, B1P-K131Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026Current public maker colour selector verified in Chrome. Space Gray B1P-K1, Ivory White B1P-K8, Retro Blue B1P-K11, Retro Red B1P-K13. No SKU-to-hardware-PID mapping is published. Open firmware and numeric rollover are omitted because multiple hardware revisions share the marketed name.

Y-U0009, 920-002478, 920-002582, 920-002501, 920-002508, 920-002482, 920-002488, 920-002489, 920-002491, 920-002492, 920-002499, 920-002504, 920-002506, 920-002822, 920-0050051Maker product pagelogitech.com/en-us/shop/p/k120-usb-standard-computerRead 6 October 2026US page represents 920-002478, English US (QWERTY), colour Carbon. Regional SKUs come from the GB, AU, DE and JP maker pages.3Maker product pagelogitech.com/en-gb/shop/p/k120-usb-standard-computerRead 6 October 2026Layout selector maps 920-002501 English UK, 920-002482 Belgian, 920-002489 German, 920-002508 English International, 920-002499 Spanish, 920-002488 French, 920-002492 Italian, 920-002504 Swiss, 920-002491 Hungarian, 920-002822 Danish / Norwegian / Swedish / Finnish and 920-002506 Russian. The DE and FR pages list the same eleven SKUs.5Maker product pagelogitech.com/en-au/shop/p/k120-usb-standard-computerRead 6 October 2026AU page represents 920-002582, English US (QWERTY). It states a 1-year limited hardware warranty, unlike the 3 years on the US page.6Maker product pagelogitech.com/ja-jp/shop/p/k120-usb-standard-computerRead 6 October 2026Japanese page represents 920-005005 with the layout label 日本語 (QWERTY), stored as Japanese (QWERTY). Sold under the Logicool brand there.7Maker product pagesupport.logi.com/hc/en-us/articles/360024784553-Keyboard-K120Read 6 October 2026Support product page gives M/N Y-U0009, the regulatory model number on the keyboard.

GTIN / EAN

48952488763595Retailer pagebhphotovideo.com/c/product/1917830-REG/keychron_b1p_k1_b1_pro_ultra_slim_wireless.htmlRead 23 October 2026Exact B1P-K1 Space Gray ANSI EAN. Does not identify a hardware PID or firmware revision.

097855065537, 5099206020849, 509920602073312Retailer pageofficedepot.com/a/products/205173/Logitech-K120-Wired-Keyboard-for-WindowsRead 6 October 2026Manufacturer # 920-002478 with UPC 097855065537. Amazon US listing B003ELVLKU shows the same model and UPC.21Retailer pagehuntoffice.ie/logitech-k120-keyboard-cable-connectivity-usb-interface-english-uk-im-2227284.htmlRead 21 October 2026HuntOffice Ireland specification table: Manufacturer Ref 920-002501, Barcode 5099206020849.22Retailer pageebay.de/itm/335803485206Read 21 October 2026eBay.de item specifics for the K120 German QWERTZ keyboard: Herstellernummer 920-002489, EAN 5099206020733.

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

Not available

Not available

Status

Available1Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026Current maker page shows Add to Cart and shipping within two working days. Regional stock may vary.

Available1Maker product pagelogitech.com/en-us/shop/p/k120-usb-standard-computerRead 6 October 2026In stock with add to cart on the US store on the access date. List price $12.99 is a current store price, 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.

$39.993Press articlegizmochina.com/2024/05/25/keychron-b1-pro-ultra-thin-keyboard-launch-specs-priceRead 23 October 2026May 25 2024 launch reporting explicitly says USD 39.99 and on sale now. Current sale price excluded.

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.

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.

US1Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026

US, AU, GB, DE, JP3Maker product pagelogitech.com/en-gb/shop/p/k120-usb-standard-computerRead 6 October 20264Maker product pagelogitech.com/de-de/shop/p/k120-usb-standard-computerRead 6 October 2026German store sells the K120 with add to cart. The German layout maps to 920-002489.5Maker product pagelogitech.com/en-au/shop/p/k120-usb-standard-computerRead 6 October 20266Maker product pagelogitech.com/ja-jp/shop/p/k120-usb-standard-computerRead 6 October 2026

ColoursiThe maker's own colour names

Space Gray, Ivory White, Retro Blue, Retro Red1Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026

Carbon1Maker product pagelogitech.com/en-us/shop/p/k120-usb-standard-computerRead 6 October 2026

Segment

Office1Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026Maker presents portability, productivity and Mac/Windows office typing. Reference is fully assembled ANSI standalone keyboard.

Office18Retailer pagealtex.com/collections/keyboards/products/logitech-k120-usb-keyboardRead 10 October 2026Retailer spec tab for SKU 920-002478 (US English): Recommended usage Office. This is the retailer field, not a maker category. The maker page only files the K120 under Keyboards.

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

Complete1Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026

Complete1Maker product pagelogitech.com/en-us/shop/p/k120-usb-standard-computerRead 6 October 2026Sold as a complete corded keyboard. In the box: Keyboard, User Documentation.

Layout

8 of 12 differ

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

75 %6Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026

Full size1Maker product pagelogitech.com/en-us/shop/p/k120-usb-standard-computerRead 6 October 2026Maker text: This full-size keyboard with integrated number pad. Spec list: 10-Key Number pad.

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

ANSI6Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026

ANSI, ISO, JIS2Maker product pageresource.logitech.com/content/dam/logitech/en/products/keyboards/k120/gallery/k120-gallery-01-new.pngRead 10 October 20263Maker product pagelogitech.com/en-gb/shop/p/k120-usb-standard-computerRead 6 October 2026GB and DE layouts were checked against maker photos (both ISO). The other European layouts are listed without their own standard check.

Regional layouts

ANSI6Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026

English US (QWERTY), English UK (QWERTY), English International (QWERTY), Belgian (AZERTY), French (AZERTY), German (QWERTZ), Hungarian (QWERTZ), Italian (QWERTY), Spanish (QWERTY), Swiss (QWERTZ), Russian (QWERTY), Danish / Norwegian / Swedish / Finnish (QWERTY), Japanese (QWERTY)1Maker product pagelogitech.com/en-us/shop/p/k120-usb-standard-computerRead 6 October 20263Maker product pagelogitech.com/en-gb/shop/p/k120-usb-standard-computerRead 6 October 20266Maker product pagelogitech.com/ja-jp/shop/p/k120-usb-standard-computerRead 6 October 2026

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.

776Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026Maker standard ANSI specification 77 keys. ISO and JIS versions are not included in these rows.

10415Reviewifixit.com/Device/Logitech_K120_KeyboardRead 10 October 2026Technical Specifications: Keys 104. This matches the 104 keys counted on the US maker photo. Other layouts differ and are in the variant rows.

Key legends for

Windows, macOS6Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026Current maker image shows dual Mac and Windows modifier legends.

Windows2Maker product pageresource.logitech.com/content/dam/logitech/en/products/keyboards/k120/gallery/k120-gallery-01-new.pngRead 10 October 2026Maker top-view photo of the US English layout shows two Windows logo keys and a Menu key.

Numpad

No7Maker product pagekeychron.com/cdn/shop/files/Keychron_B1_Pro_Black_2.jpgRead 23 October 2026

Yes1Maker product pagelogitech.com/en-us/shop/p/k120-usb-standard-computerRead 6 October 2026

Function row

Yes7Maker product pagekeychron.com/cdn/shop/files/Keychron_B1_Pro_Black_2.jpgRead 23 October 2026

Yes2Maker product pageresource.logitech.com/content/dam/logitech/en/products/keyboards/k120/gallery/k120-gallery-01-new.pngRead 10 October 2026

Dedicated arrow keys

Yes7Maker product pagekeychron.com/cdn/shop/files/Keychron_B1_Pro_Black_2.jpgRead 23 October 2026Complete current maker ANSI top view shows four dedicated arrow keys, including separate half-height Up and Down switches.

Yes2Maker product pageresource.logitech.com/content/dam/logitech/en/products/keyboards/k120/gallery/k120-gallery-01-new.pngRead 10 October 2026

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

Fn layer8Maker product pagekeychron.com/blogs/news/b1-pro-key-combinationsRead 23 October 2026Maker shortcut table puts Home, End, Page Up and Page Down on Fn plus arrow keys.

Full2Maker product pageresource.logitech.com/content/dam/logitech/en/products/keyboards/k120/gallery/k120-gallery-01-new.pngRead 10 October 2026Full Insert, Home, Page Up, Delete, End and Page Down block next to inverted-T arrow keys.

Key stagger

Row-staggered7Maker product pagekeychron.com/cdn/shop/files/Keychron_B1_Pro_Black_2.jpgRead 23 October 2026

Row-staggered2Maker product pageresource.logitech.com/content/dam/logitech/en/products/keyboards/k120/gallery/k120-gallery-01-new.pngRead 10 October 2026

Bottom row

Not available

Not available

Low profile

Yes6Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026

No1Maker product pagelogitech.com/en-us/shop/p/k120-usb-standard-computerRead 6 October 2026Spec list: Key type Deep profile. Feature text: deep-profile keys.

Switches

4 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.

Scissor9Reviewtomsguide.com/computing/peripherals/keychron-b1-pro-reviewRead 23 October 2026Exact B1 Pro review identifies scissor mechanism. Current maker Scissor Mechanism gallery image confirms this is still the advertised mechanism. No B6 measured data transferred.

Membrane15Reviewifixit.com/Device/Logitech_K120_KeyboardRead 10 October 2026Rubber dome switches. Exact-model disassembly identifies two contact membranes.16Reviewifixit.com/Guide/Logitech+K120+Keyboard+Disassembly/132159Read 10 October 2026Exact-model disassembly steps 7 and 8 remove the membrane and the second membrane. Physical contact membranes support membrane sensing, apart from the rubber dome feel.

Switch feel

Tactile9Reviewtomsguide.com/computing/peripherals/keychron-b1-pro-reviewRead 23 October 2026Review explicitly describes enhanced tactile feedback. Current maker text also names tactile feedback.

Not available

Switch maker

Not available

Not available

Switch models

Not available

Not available

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

Not available

Not available

Rated keystrokes

Not available

10million1Maker product pagelogitech.com/en-us/shop/p/k120-usb-standard-computerRead 6 October 2026Published as Up to 10 million keystrokes (excludes number lock key).

Factory-lubed switches

Not available

Not available

Adjustable actuation

Not available

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.

Not available

None16Reviewifixit.com/Guide/Logitech+K120+Keyboard+Disassembly/132159Read 10 October 2026Exact-model disassembly shows only two stacked membrane sheets under the top case and no switch sockets. Deskthority lists the construction as rubber dome over membrane. No source offers replaceable switches.19Spec databasedeskthority.net/wiki/Logitech_K120Read 10 October 2026Wiki entry for the K120: switch type Rubber dome over membrane. The wiki lists 460 g and 450 x 155 x 23 mm. The weight conflicts with the maker 550 g and is not used.

Compatible switches

Not available

Not available

Stabilizers

Not available

Not available

Factory-lubed stabilizers

Not available

Not available

Keycaps

2 of 5 differ

Keycap material

ABS10Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026Current maker specification explicitly names ABS keycaps.

Not available

Legend method

Not available

Not available

Keycap profile

Low profile10Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026Maker describes ultra-slim concave fitted keys. No mechanical OEM or Cherry profile is inferred.

Other1Maker product pagelogitech.com/en-us/shop/p/k120-usb-standard-computerRead 6 October 2026Specs and Compatibility panel: Key type: Deep profile. This is the maker's own term and names no standard keycap profile, so it is stored as other. The 2010 datasheet calls the keys low-profile, which the current page replaces. The same panel prints the weight as 1.76 oz (50 g), which is a typo, so the Logitech support specification pages are kept for weight.

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

6 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 B1 Pro

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	90	Not available

Source11Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026Current maker specification lists 1000 Hz wired and 2.4 GHz, 90 Hz Bluetooth. Maker claims, not measured latency or effective update rate.

BLogitech K120 Corded Keyboard

Not available

Max polling rate

1,000Hz=CalculatedFrom Polling rate per connection

Not available

Polling rate (wired)

1,000Hz=CalculatedFrom Polling rate per connection

Not available

Polling rate (2.4 GHz)

1,000Hz=CalculatedFrom Polling rate per connection

Not available

Polling rate (Bluetooth)

90Hz=CalculatedFrom Polling rate per connection

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.

AKeychron B1 Pro

Not available

BLogitech K120 Corded Keyboard

Connection	Rollover
USB (wired)	2KRO

Source15Reviewifixit.com/Device/Logitech_K120_KeyboardRead 10 October 2026Technical Specifications: 2-key rollover. ComputerBase independently tested 2-KRO with six simultaneous keys in the WASD region. This is not global 6KRO.17Reviewcomputerbase.de/artikel/tastaturen/guenstige-tastaturen-saturn-media-markt-test.2371/seite-10Read 7 October 2026Test: two simultaneous keys overall, six in WASD area. Wired USB test. The stored 2KRO describes overall rollover.

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

13 of 18 differ

Connections

USB (wired), 2.4 GHz, Bluetooth12Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026

USB (wired)1Maker product pagelogitech.com/en-us/shop/p/k120-usb-standard-computerRead 6 October 2026Corded USB only: Just plug in this corded keyboard via USB and go. No receiver and no wireless mode. The fixed cable is shown in the maker gallery photos, so there is no port on the keyboard.

Wireless technology

Not available

Not available

Bluetooth

5.212Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026

Not available

Bluetooth device slots

312Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026

Not available

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

412Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026Maker explicitly says three Bluetooth connections and one dedicated 2.4 GHz host. No fifth wired host is inferred.

Not available

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

Keys13Maker product pagekeychron.com/blogs/news/b1-pro-key-combinationsRead 23 October 2026Fn+1/2/3 select Bluetooth host. The separate mode toggle selects Bluetooth, cable or 2.4 GHz.

Not available

Receiver connector

USB-A12Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026

None1Maker product pagelogitech.com/en-us/shop/p/k120-usb-standard-computerRead 6 October 2026

Receiver storage in keyboard

Not available

Not available

Receiver shared with other devices

Not available

Not available

Wireless range

10m14Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_B1_Pro_User_Manual.pdfRead 23 October 2026English specification p. 7: within ten metres in open space for 2.4 GHz and Bluetooth.

Not available

Detachable cable

Yes12Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026

No1Maker product pagelogitech.com/en-us/shop/p/k120-usb-standard-computerRead 6 October 2026

Port on keyboard

USB-C12Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026

None1Maker product pagelogitech.com/en-us/shop/p/k120-usb-standard-computerRead 6 October 2026

Cable plug

USB-C14Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_B1_Pro_User_Manual.pdfRead 23 October 2026English p. 2 includes Type-C cable plus a separate Type-A to Type-C adapter. B&H exact current B1P-K1 listing confirms USB-C to USB-C cable.

USB-A18Retailer pagealtex.com/collections/keyboards/products/logitech-k120-usb-keyboardRead 10 October 2026Retailer spec tab for SKU 920-002478: USB connector type USB Type-A. Cable length 59.1 in (1.5 m) agrees with the maker page.

Cable

Not available

Not available

Cable length

Not available

1.5m1Maker product pagelogitech.com/en-us/shop/p/k120-usb-standard-computerRead 6 October 2026Published as 59.06 in (150 cm).9Maker product pagesupport.logi.com/hc/en-us/articles/360023465193-K120-TAA-Technical-SpecificationsRead 6 October 2026Cable Length 5 feet or 1.5 meters, matching the 150 cm on the K120 product page.

USB passthrough

Not available

No17Reviewcomputerbase.de/artikel/tastaturen/guenstige-tastaturen-saturn-media-markt-test.2371/seite-10Read 7 October 2026Specification table: Hub-Funktion: dash, meaning no hub function.

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

Windows, macOS, Linux, iOS, Android12Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026Current maker lists macOS, iOS, Windows, Android and Linux. A 2024 reviewer found Android pairing problems. Current maker claim retained with that practical limitation recorded in research report.

Windows, Linux1Maker product pagelogitech.com/en-us/shop/p/k120-usb-standard-computerRead 6 October 2026Current page lists Windows 10, 11 or later and an available USB port. Linux comes from the maker support article.10Maker product pagesupport.logi.com/hc/en-us/articles/360023403993-Supported-operating-systems-for-my-Keyboard-K120Read 6 October 2026Lists Windows 7, Windows XP, Windows Vista and Linux 2.6 or above. States it is not supported on macOS. No ChromeOS claim is made by the maker, so ChromeOS is not stored.

Consoles

Not available

Not available

Battery

10 of 16 differ

Battery type

Li-Po15Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 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

800mAh15Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026

Not available

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 B1 Pro

Lighting	Hours (h)	Months
Off	1,200	Not available
Off	Not available	8

Source15Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026Current maker publishes up to 1200 continuous hours and separately about eight calendar months at five hours daily. Native units are retained in separate rows. No conversion performed. Connection and polling rate unstated. Backlight is absent.

BLogitech K120 Corded Keyboard

Not available

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.

1,200h=CalculatedFrom Battery life per mode (claimed)

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.

1,200h=CalculatedFrom Battery life per mode (claimed)

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.

8months=CalculatedFrom Battery life per mode (claimed)

Not available

Charging port

USB-C15Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026

Not available

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

150min15Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026Maker approximate full charge time around 2.5 hours, stored as 150 min.

Not available

Quick charge

Not available

Not available

Use while charging

Yes15Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026Current maker explicitly says operate while charging.

Not available

Solar charging

Not available

Not available

Battery indicator

LED16Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_B1_Pro_User_Manual.pdfRead 23 October 2026English p. 14: red charging light and green full-charge light. Current key-combination page also defines Fn+B red/blue/green battery levels as beta and not fully accurate.

Not available

Build

3 of 8 differ

Case material

ABS17Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026Current maker Body Material ABS.

Plastic20Retailer pageamazon.com/dp/B003ELVLKURead 21 October 2026Amazon US listing for the K120 920-002478. Product details: Enclosure Material Plastic. Logitech's own page only says black plastics hold 51 percent post-consumer recycled material.

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.

3.2°17Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026Maker current typing angle 3.2 degrees. No folding-foot or tenting angles inferred.

Not available

Spill resistant

Not available

Yes1Maker product pagelogitech.com/en-us/shop/p/k120-usb-standard-computerRead 6 October 2026Tested under limited conditions (maximum of 60 ml liquid spillage). Do not immerse the keyboard in liquid.

IP rating

Not available

Not available

Lighting

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Backlight

None18Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026

None12Retailer pageofficedepot.com/a/products/205173/Logitech-K120-Wired-Keyboard-for-WindowsRead 6 October 2026Integrated Backlighting: No. Touchpad: No. Multimedia Keys: No. The retailer's keyboard type Mechanical is not used, because no maker source names the switch type.

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

4 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 layer19Maker product pagekeychron.com/blogs/news/b1-pro-key-combinationsRead 23 October 2026Current maker table assigns playback and mute to shared F7 to F10 keys. Mac default and Windows Fn access are documented.

None2Maker product pageresource.logitech.com/content/dam/logitech/en/products/keyboards/k120/gallery/k120-gallery-01-new.pngRead 10 October 2026No media, volume or macro keys and no Fn key in the complete maker drawing. Only Num Lock, Caps Lock and Scroll Lock indicator LEDs sit top right.12Retailer pageofficedepot.com/a/products/205173/Logitech-K120-Wired-Keyboard-for-WindowsRead 6 October 2026

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

021Maker product pagekeychron.com/cdn/shop/files/Keychron_B1_Pro_Black_2.jpgRead 23 October 2026Complete current maker top view and shortcut table show media on ordinary F-row keys, no separate playback buttons.

02Maker product pageresource.logitech.com/content/dam/logitech/en/products/keyboards/k120/gallery/k120-gallery-01-new.pngRead 10 October 2026

Volume control

Keys19Maker product pagekeychron.com/blogs/news/b1-pro-key-combinationsRead 23 October 2026

None2Maker product pageresource.logitech.com/content/dam/logitech/en/products/keyboards/k120/gallery/k120-gallery-01-new.pngRead 10 October 2026

Knobs

021Maker product pagekeychron.com/cdn/shop/files/Keychron_B1_Pro_Black_2.jpgRead 23 October 2026

02Maker product pageresource.logitech.com/content/dam/logitech/en/products/keyboards/k120/gallery/k120-gallery-01-new.pngRead 10 October 2026Complete maker top-view drawing shows no knob, roller or dial.

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.

021Maker product pagekeychron.com/cdn/shop/files/Keychron_B1_Pro_Black_2.jpgRead 23 October 2026Complete 77-key control inventory has no separate macro keys. Remappable typing keys excluded.

02Maker product pageresource.logitech.com/content/dam/logitech/en/products/keyboards/k120/gallery/k120-gallery-01-new.pngRead 10 October 2026

Built-in screen

None21Maker product pagekeychron.com/cdn/shop/files/Keychron_B1_Pro_Black_2.jpgRead 23 October 2026Complete current maker image and manual overview show status LEDs without a screen.

None8Maker product pagesupport.logi.com/hc/en-us/articles/360023302094-MK120-Technical-SpecificationsRead 6 October 2026Keyboard specifications: LCD Display N/A. Indicator lights Cap lock, Num lock and Scroll lock only.9Maker product pagesupport.logi.com/hc/en-us/articles/360023465193-K120-TAA-Technical-SpecificationsRead 6 October 2026

Touchpad

No21Maker product pagekeychron.com/cdn/shop/files/Keychron_B1_Pro_Black_2.jpgRead 23 October 2026

No2Maker product pageresource.logitech.com/content/dam/logitech/en/products/keyboards/k120/gallery/k120-gallery-01-new.pngRead 10 October 202612Retailer pageofficedepot.com/a/products/205173/Logitech-K120-Wired-Keyboard-for-WindowsRead 6 October 2026

Fingerprint reader

No21Maker product pagekeychron.com/cdn/shop/files/Keychron_B1_Pro_Black_2.jpgRead 23 October 2026Complete top/control overview has no fingerprint sensor.

No2Maker product pageresource.logitech.com/content/dam/logitech/en/products/keyboards/k120/gallery/k120-gallery-01-new.pngRead 10 October 2026Complete maker top-view drawing shows no fingerprint sensor.

OS mode switch

Switch20Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_B1_Pro_User_Manual.pdfRead 23 October 2026English overview p. 8 identifies physical Mac/Win toggle.

None2Maker product pageresource.logitech.com/content/dam/logitech/en/products/keyboards/k120/gallery/k120-gallery-01-new.pngRead 10 October 2026Complete maker drawing shows no OS switch and no Fn key for a key combination. The maker lists Windows and Linux only.

Windows key lock

Yes19Maker product pagekeychron.com/blogs/news/b1-pro-key-combinationsRead 23 October 2026Current shortcut table: hold Fn+Windows for three seconds in Windows mode to lock or unlock Windows key.

Not available

Software

5 of 10 differ

Software

Keychron Launcher22Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026

Not available

Software runs on

Web22Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026Current maker links Launcher browser app. Manual requires recent Chrome, Opera or Edge and wired keyboard connection.

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

Yes22Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026Current maker explicitly advertises macro configuration in Launcher. Does not establish onboard execution or open firmware for every hardware revision.

No17Reviewcomputerbase.de/artikel/tastaturen/guenstige-tastaturen-saturn-media-markt-test.2371/seite-10Read 7 October 2026Specification table: Makros & Programmierung: dash, meaning no macro or programming functions.

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

Yes22Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026

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

Yes23Maker product pagekeychron.com/blogs/archived/how-to-use-the-launcher-web-app-or-manually-flash-firmware-for-your-b-pro-series-keyboardRead 23 October 2026Current maker firmware page explicitly lists different B1 Pro hardware PIDs and warns to match PID and VID. ANSI PIDs include 0x0711, 0x0714 and 0x071a. Do not cross-flash. No revision-specific firmware compatibility claim stored.

Not available

Ergonomics

0 of 4 differ

Wrist rest

None24Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_B1_Pro_User_Manual.pdfRead 23 October 2026Complete English p. 2 box inventory contains no supplied wrist rest. Silicone skin is a keyboard cover, not a wrist rest.

None2Maker product pageresource.logitech.com/content/dam/logitech/en/products/keyboards/k120/gallery/k120-gallery-01-new.pngRead 10 October 2026No wrist rest in any maker photo or in the box list.

Wrist rest material

Not available

Not available

Tenting

Not available

Not available

Tenting angles

Not available

Not available

Dimensions and weight

4 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.

Width296Depth130Height14.5Front height5.2mm(11.7 × 5.1 × 0.6 × 0.2 in)25Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026Current maker front 5.2 mm, rear 14.5 mm, 296 by 130 mm. B&H explicitly gives complete keyboard height 14.5 mm. No claim that these are bare-case dimensions.

Width450Depth155Height23.5mm(17.7 × 6.1 × 0.9 in)1Maker product pagelogitech.com/en-us/shop/p/k120-usb-standard-computerRead 6 October 2026Logitech labels the front-to-back size Height 155 mm and the thickness Depth 23.5 mm. Stored as width 450, depth 155, height 23.5 mm. Foot position is not stated. The same page lists Weight 1.76 oz (50 g), which cannot be right for a full-size keyboard. Weight comes from the maker MK120 and K120-TAA specification pages instead.8Maker product pagesupport.logi.com/hc/en-us/articles/360023302094-MK120-Technical-SpecificationsRead 6 October 2026

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.

425g(15 oz)25Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026Current maker keyboard mass 425 g. B&H rounded conversion gives 426 g, so native maker figure retained. Not a reviewer measurement.

550g(1.2 lb)8Maker product pagesupport.logi.com/hc/en-us/articles/360023302094-MK120-Technical-SpecificationsRead 6 October 2026MK120 desktop box contents are K120 Keyboard and M100 Mouse. Keyboard row: 450 mm wide, 155 mm deep, 23.5 mm high, 550g (19.4 ounce). Keyboard USB VID_PID 046D_C31C. Cable inclusion is not stated. The K120 product page prints 50 g, which is taken as a missing digit.9Maker product pagesupport.logi.com/hc/en-us/articles/360023465193-K120-TAA-Technical-SpecificationsRead 6 October 2026K120-TAA, the trade-compliant K120 SKU with the same USB VID_PID 046D_C31C, lists 450 x 155 x 23.5 mm and 550g (19.40 ounce). It agrees with the MK120 sheet.

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

Not available

Not available

Box dimensions

Width325.12Height40.64Depth142.24mm(12.8 × 1.6 × 5.6 in)26Retailer pagebhphotovideo.com/c/product/1917830-REG/keychron_b1p_k1_b1_pro_ultra_slim_wireless.htmlRead 23 October 2026Exact B1P-K1 retail package 12.8 by 5.6 by 1.6 inches, converted exactly at 25.4 mm per inch.

Width468.3Height28.7Depth184.2mm(18.4 × 1.1 × 7.3 in)18Retailer pagealtex.com/collections/keyboards/products/logitech-k120-usb-keyboardRead 10 October 2026Retailer packaging data for SKU 920-002478: 28.7 mm x 468.3 mm x 184.2 mm, one product per pack. Stored as width 468.3 (long side), depth 184.2, height 28.7 (box thickness). The 2010 maker brochure gives the same box for Belgian 920-002482 (46.83 x 2.86 x 18.41 cm). The retailer also lists package weight 699 g, but the brochure lists 1224.7 g for the Belgian pack, so no package weight is stored.

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

614.62g(1.4 lb)26Retailer pagebhphotovideo.com/c/product/1917830-REG/keychron_b1p_k1_b1_pro_ultra_slim_wireless.htmlRead 23 October 2026Exact B1P-K1 retail package 1.355 lb, converted at 453.59237 grams per lb and rounded to 0.01 g.

Not available

Certifications

1 of 2 differ

Platform certifications

Not available

Not available

Other certifications

Not available

BSMI, CE, FCC, KCC, cTUVus, VCCI, cUL, UL, EPUP18Retailer pagealtex.com/collections/keyboards/products/logitech-k120-usb-keyboardRead 10 October 2026Retailer spec tab lists Certification UL/cUL and EPUP, and Compliance certificates BSMI, CE, FCC, KCC, cTUVus, VCCI, WEEE and cUL. WEEE is a recycling directive, not a certification mark, and is left out. Marks are as listed by the retailer, not checked on the keyboard label.

In the box

3 of 3 differ

In the box

Keychron B1 Pro Ultra-Slim Wireless Keyboard, Type-C cable, Type-A to Type-C adapter, Type-A 2.4 GHz receiver, Quick Start Guide, Silicone skin27Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_B1_Pro_User_Manual.pdfRead 23 October 2026English p. 2 complete inventory. Current maker box image is consistent with these components.

Keyboard, User Documentation1Maker product pagelogitech.com/en-us/shop/p/k120-usb-standard-computerRead 6 October 2026

Cables included

AKeychron B1 Pro

Type	Count
USB-C to USB-C cable	1

Source27Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_B1_Pro_User_Manual.pdfRead 23 October 2026Type-C cable with a separate Type-A adapter. Current exact B1P-K1 B&H table identifies both cable ends as USB-C.

BLogitech K120 Corded Keyboard

Not available

Spare switches

024Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_B1_Pro_User_Manual.pdfRead 23 October 2026No spare switches in complete box inventory.

Not available

Links

Not compared

Product page

www.keychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboard1Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026

www.logitech.com/en-us/shop/p/k120-usb-standard-computer1Maker product pagelogitech.com/en-us/shop/p/k120-usb-standard-computerRead 6 October 2026

Spec sheet

Not available

www.littlebit.de/media/productattach/d/s/ds_log_lor-920-002509_01_enu.pdf14Maker spec sheet (PDF)littlebit.de/media/productattach/d/s/ds_log_lor-920-002509_01_enu.pdfRead 7 October 2026Original Logitech K120 brochure, copyright 2010, hosted by distributor Littlebit. Pages 1-2 describe K120 and regional SKUs. Package table is scoped to Belgian 920-002482 and is not inherited by other layouts.

Manual

cdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_B1_Pro_User_Manual.pdf1Maker product pagekeychron.com/products/keychron-b1-pro-ultra-slim-wireless-keyboardRead 23 October 2026

support.logi.com/hc/en-us/articles/360024837594-Getting-Started-Guide-PDF-Keyboard-K12011Owner's manualsupport.logi.com/hc/en-us/articles/360024837594-Getting-Started-Guide-PDF-Keyboard-K120Read 6 October 2026Links the two-page Getting Started guide PDF (part 620-002388.002, printed copyright 2009). It holds only setup and troubleshooting steps.

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.

1year2Maker product pagekeychron.com/pages/warrantyRead 23 October 2026Global maker store warranty defaults to twelve months unless purchase documents state otherwise. This is a manufacturer warranty, not regional statutory rights.

3years1Maker product pagelogitech.com/en-us/shop/p/k120-usb-standard-computerRead 6 October 2026US page states 3-year limited hardware warranty. GB, DE and JP pages also state 3 years. The AU page states a 1-year limited hardware warranty.

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