Black · 910-001439 · US manufacturer configuration
The black B100 (910-001439) is a basic wired USB-A optical mouse with left, right and middle click, line-by-line scrolling and plug-and-play setup, backed by a three-year limited warranty.
Specifications checked 11 Sept 2026.
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Manufacturer specificationsChoose the B100 Optical USB Mouse for
Choose the M240 Silent Bluetooth Mouse for
Off-White · 910-007120 · UK manufacturer configuration
The Logitech M240 Silent is a compact, ambidextrous Bluetooth mouse with SilentTouch quiet clicks, three buttons and up to 18 months from one AA battery.
Specifications checked 27 Sept 2026.
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Differences first. Select a topic for its graphic, sources and conditions.
Check the exact configuration and source conditions for your use.
Logitech lists a USB-A cord. · Manufacturer specification · Original manufacturer description: Wired USB. Shared wired availability is comparable. Manufacturer cable and connector details retain their own scope; no unlisted connector is inferred.
Manufacturer specification · Logitech says it pairs over Bluetooth with no dongle or port required.
Choose the grip, then check the connection. Left-side thumb controls are not a mirrored left-handed layout. Check the receiver or USB connection, battery requirements and your preferred shape. DPI is tracking resolution, not an accuracy score; no gaming winner is inferred.
4 verified differences, most decision-relevant first. All are also drawn in Visual facts above. Missing information stays separate.
Logitech lists a USB-A cord. · Manufacturer specification · Original manufacturer description: Wired USB. Shared wired availability is comparable. Manufacturer cable and connector details retain their own scope; no unlisted connector is inferred.
Logitech B100 Optical USB Mouse — manufacturer specificationsManufacturer specification · Logitech says it pairs over Bluetooth with no dongle or port required.
Logitech M240 Silent Bluetooth Mouse — Logitech UK product pageLogitech M240 Silent Bluetooth Mouse — Logitech US product pageSpecification - M240 — Logitech SupportCheck the exact configuration and source conditions for your use.
Manufacturer specification · Mouse body, length × width × height; cable excluded.
Logitech B100 Optical USB Mouse — manufacturer specificationsManufacturer specification · Logitech's listed height (front-to-back in its top-view convention).
Specification - M240 — Logitech SupportCheck the exact configuration and source conditions for your use.
Manufacturer specification · A USB-A to USB-C adapter is sold separately.
Logitech B100 Optical USB Mouse — manufacturer specificationsManufacturer specification · Manufacturer box contents; no receiver is included. Check the seller's listing.
Specification - M240 — Logitech SupportCheck the exact configuration and source conditions for your use.
Manufacturer specification · Mouse body, length × width × height; cable excluded.
Logitech B100 Optical USB Mouse — manufacturer specificationsManufacturer specification · Logitech lists height 99 mm, width 60 mm and depth 39 mm; as in other Logitech records in this catalogue, Logitech's height is the front-to-back length and its depth is the mouse's height.
Specification - M240 — Logitech SupportA size or weight trade-off; it does not establish the better product.
Manufacturer specification · Overall width, not grip width.
Logitech B100 Optical USB Mouse — manufacturer specificationsManufacturer specification · Overall width, not grip width.
Specification - M240 — Logitech SupportA size or weight trade-off; it does not establish the better product.
Manufacturer specification · Logitech's current table lists Windows 7+, macOS 10.5+, Linux 2.6+ and ChromeOS; its education sheet lists Windows Vista, macOS 10.3.9+ and Linux 2.4+.
Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech B100 education specification — 2021, part 910-001439Manufacturer specification · Logitech's OS/platform support at release; its system requirements also list Windows 7 and 8, macOS 10.10 or later and Android 5.0 or later.
Specification - M240 — Logitech SupportThese descriptions or measurements differ. Wording alone does not establish a different capability; check the exact configuration.
Manufacturer specification · Line-by-line scrolling with an optical scroll-wheel mechanism.
Logitech B100 Optical USB Mouse — manufacturer specificationsNo source recorded for this side.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
The individually reviewed exact source inventory does not identify a sensor model. The published method or description is retained separately. · Manufacturer specification
Logitech B100 Optical USB Mouse — manufacturer specificationsThe individually reviewed exact source inventory does not identify a sensor model. The published method or description is retained separately. · Manufacturer specification
Specification - M240 — Logitech SupportEvidence is missing or conflicting on at least one side. This is not a verified difference.
Logitech does not list this for the model. · Manufacturer specification · Logitech does not list a report rate for this model.
Logitech B100 Optical USB Mouse — manufacturer specificationsManufacturer specification · Logitech gives the Bluetooth report rate as 88–133 Hz (7.5–11.25 ms).
Specification - M240 — Logitech SupportEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification
Specification - M240 — Logitech SupportEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification · Logitech's rating with auto sleep; test conditions are not stated.
Logitech M240 Silent Bluetooth Mouse — Logitech UK product pageSpecification - M240 — Logitech SupportEvidence is missing or conflicting on at least one side. This is not a verified difference.
Manufacturer specification
Logitech B100 Optical USB Mouse — manufacturer specificationsNo source recorded for this side.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
Manufacturer specification · Logitech reports 2,700 alcohol-wipe cycles; it does not give the concentration used.
Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech B100 education specification — 2021, part 910-001439No source recorded for this side.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
Manufacturer specification · Logitech does not give a drop height.
Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech B100 education specification — 2021, part 910-001439No source recorded for this side.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification
Specification - M240 — Logitech SupportEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification · Logitech's claim: 90% noise reduction on left/right and middle clicks compared with the Logitech M185; left-click dBA level measured by an independent lab at 1 m (product-page specifications).
Logitech M240 Silent Bluetooth Mouse — Logitech UK product pageLogitech M240 Silent Bluetooth Mouse — Logitech US product pageEvidence is missing or conflicting on at least one side. This is not a verified difference.
Logitech lists 1,000 DPI in the current table and 800 DPI in the product sheet and page metadata; check the listing. · Manufacturer specification · Logitech's current table lists 1,000 DPI; the same page's metadata and the 2021 sheet for 910-001439 list 800 DPI.
Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech B100 education specification — 2021, part 910-001439Manufacturer specification · Adjustable in steps of 100 DPI, per Logitech.
Specification - M240 — Logitech SupportEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification · Logitech lists 400 – 4000 DPI in steps of 100.
Specification - M240 — Logitech SupportEvidence is missing or conflicting on at least one side. This is not a verified difference.
Manufacturer specification · Plug-and-play over USB; no software needed.
Logitech B100 Optical USB Mouse — manufacturer specificationsNo source recorded for this side.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
Manufacturer specification · Limited hardware warranty; terms apply.
Logitech B100 Optical USB Mouse — manufacturer specificationsNo source recorded for this side.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
Manufacturer specification · Manufacturer-listed mouse weight.
Logitech B100 Optical USB Mouse — manufacturer specificationsManufacturer specification · With the AA battery, per Logitech; 50.7 g without battery.
Specification - M240 — Logitech SupportThe manufacturer sources do not establish the same cable weighing basis. Both published masses remain visible with their conditions, but are not ranked.
No source recorded for this side.
Manufacturer specification
Specification - M240 — Logitech SupportEvidence is missing or conflicting on at least one side. This is not a verified difference.
3 shared fields have the same recorded value.
| Specification | Logitech B100 Optical USB Mouse | Logitech M240 Silent Bluetooth Mouse |
|---|---|---|
WeightDifferent SourcesLogitech B100 Optical USB Mouse Manufacturer specification · Manufacturer-listed mouse weight. Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech M240 Silent Bluetooth Mouse Manufacturer specification · With the AA battery, per Logitech; 50.7 g without battery. Specification - M240 — Logitech Support | 90 g | 73.8 g |
DimensionsDifferent SourcesLogitech B100 Optical USB Mouse Manufacturer specification · Mouse body, length × width × height; cable excluded. Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech M240 Silent Bluetooth Mouse Manufacturer specification · Logitech lists height 99 mm, width 60 mm and depth 39 mm; as in other Logitech records in this catalogue, Logitech's height is the front-to-back length and its depth is the mouse's height. Specification - M240 — Logitech Support | 113 × 62 × 38 mm (length × width × height) | 99 × 60 × 39 mm (length × width × height) |
Body lengthDifferent SourcesLogitech B100 Optical USB Mouse Manufacturer specification · Mouse body, length × width × height; cable excluded. Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech M240 Silent Bluetooth Mouse Manufacturer specification · Logitech's listed height (front-to-back in its top-view convention). Specification - M240 — Logitech Support | 113 mm | 99 mm |
Hand orientation SourcesLogitech B100 Optical USB Mouse Manufacturer specification Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech M240 Silent Bluetooth Mouse Manufacturer specification · Logitech says the M240 Silent is designed to be equally comfortable for left- and right-handed users; it has no side buttons. Not a grip or comfort test. Logitech M240 Silent Bluetooth Mouse — Logitech UK product pageLogitech M240 Silent Bluetooth Mouse — Logitech US product page | Ambidextrous | Ambidextrous |
Body widthDifferent SourcesLogitech B100 Optical USB Mouse Manufacturer specification · Overall width, not grip width. Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech M240 Silent Bluetooth Mouse Manufacturer specification · Overall width, not grip width. Specification - M240 — Logitech Support | 62 mm | 60 mm |
Weight without battery SourcesLogitech B100 Optical USB Mouse No source recorded. Logitech M240 Silent Bluetooth Mouse Manufacturer specification Specification - M240 — Logitech Support | Not provided | 50.7 g |
Glide feet SourcesLogitech B100 Optical USB Mouse No source recorded. Logitech M240 Silent Bluetooth Mouse Manufacturer specification Specification - M240 — Logitech Support | Not provided | PTFE (rated for a 250 km range) |
Tracking method SourcesLogitech B100 Optical USB Mouse Manufacturer specification · Original manufacturer description: Optical tracking. This identifies optical tracking, not a named sensor model. Model-specific hardware, accuracy and performance are not inferred. Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech M240 Silent Bluetooth Mouse Manufacturer specification · Logitech lists the sensor as "Tcob, Smooth optical tracking"; no sensor model is named. Original manufacturer description: Smooth optical tracking. This identifies optical tracking, not a named sensor model. Model-specific hardware, accuracy and performance are not inferred. Specification - M240 — Logitech Support | Optical | Optical |
Tracking sensitivity SourcesLogitech B100 Optical USB Mouse Logitech lists 1,000 DPI in the current table and 800 DPI in the product sheet and page metadata; check the listing. · Manufacturer specification · Logitech's current table lists 1,000 DPI; the same page's metadata and the 2021 sheet for 910-001439 list 800 DPI. Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech B100 education specification — 2021, part 910-001439Logitech M240 Silent Bluetooth Mouse Manufacturer specification · Adjustable in steps of 100 DPI, per Logitech. Specification - M240 — Logitech Support | Conflicting sources | 4000 DPI |
Maximum report rate SourcesLogitech B100 Optical USB Mouse Logitech does not list this for the model. · Manufacturer specification · Logitech does not list a report rate for this model. Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech M240 Silent Bluetooth Mouse Manufacturer specification · Logitech gives the Bluetooth report rate as 88–133 Hz (7.5–11.25 ms). Specification - M240 — Logitech Support | Not provided | 133 Hz |
Minimum sensitivity SourcesLogitech B100 Optical USB Mouse No source recorded. Logitech M240 Silent Bluetooth Mouse Manufacturer specification · Logitech lists 400 – 4000 DPI in steps of 100. Specification - M240 — Logitech Support | Not provided | 400 DPI |
Listed controls SourcesLogitech B100 Optical USB Mouse Manufacturer specification · Left, right and middle click; no thumb buttons. Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech M240 Silent Bluetooth Mouse Manufacturer specification · Logitech lists 3 buttons (left/right click and middle click) plus a connectivity button. Specification - M240 — Logitech Support | 3 | 3 |
Scroll controls SourcesLogitech B100 Optical USB Mouse Manufacturer specification · Line-by-line scrolling with an optical scroll-wheel mechanism. Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech M240 Silent Bluetooth Mouse No source recorded. | Line-by-line scrolling; optical wheel with middle click | Not provided |
ConnectionsDifferent SourcesLogitech B100 Optical USB Mouse Logitech lists a USB-A cord. · Manufacturer specification · Original manufacturer description: Wired USB. Shared wired availability is comparable. Manufacturer cable and connector details retain their own scope; no unlisted connector is inferred. Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech M240 Silent Bluetooth Mouse Manufacturer specification · Logitech says it pairs over Bluetooth with no dongle or port required. Logitech M240 Silent Bluetooth Mouse — Logitech UK product pageLogitech M240 Silent Bluetooth Mouse — Logitech US product pageSpecification - M240 — Logitech Support | Wired | Bluetooth Low Energy; compatible with a Logi Bolt receiver (not included) |
Cable length SourcesLogitech B100 Optical USB Mouse Manufacturer specification Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech M240 Silent Bluetooth Mouse No source recorded. | 1.8 m | Not provided |
Battery SourcesLogitech B100 Optical USB Mouse No source recorded. Logitech M240 Silent Bluetooth Mouse Manufacturer specification · Logitech's rating with auto sleep; test conditions are not stated. Logitech M240 Silent Bluetooth Mouse — Logitech UK product pageSpecification - M240 — Logitech Support | Not provided | 1 × AA (pre-installed); up to 18 months |
Customisation software SourcesLogitech B100 Optical USB Mouse No source recorded. Logitech M240 Silent Bluetooth Mouse Manufacturer specification Specification - M240 — Logitech Support | Not provided | Logi Options+ (Windows 10, 11 or later and macOS 11 or later) |
Manufacturer host requirementsDifferent SourcesLogitech B100 Optical USB Mouse Manufacturer specification · Logitech's current table lists Windows 7+, macOS 10.5+, Linux 2.6+ and ChromeOS; its education sheet lists Windows Vista, macOS 10.3.9+ and Linux 2.4+. Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech B100 education specification — 2021, part 910-001439Logitech M240 Silent Bluetooth Mouse Manufacturer specification · Logitech's OS/platform support at release; its system requirements also list Windows 7 and 8, macOS 10.10 or later and Android 5.0 or later. Specification - M240 — Logitech Support | USB-A; Windows, macOS, ChromeOS and Linux | Windows 10, 11 or later; macOS 11 or later; iPadOS 14 or later; ChromeOS; Linux; Works with Surface; Android 9.0 or later |
Setup requirements SourcesLogitech B100 Optical USB Mouse Manufacturer specification · Plug-and-play over USB; no software needed. Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech M240 Silent Bluetooth Mouse No source recorded. | USB plug-and-play | Not provided |
Limited hardware warranty SourcesLogitech B100 Optical USB Mouse Manufacturer specification · Limited hardware warranty; terms apply. Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech M240 Silent Bluetooth Mouse No source recorded. | 3 years | Not provided |
Manufacturer cleaning claim SourcesLogitech B100 Optical USB Mouse Manufacturer specification · Logitech reports 2,700 alcohol-wipe cycles; it does not give the concentration used. Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech B100 education specification — 2021, part 910-001439Logitech M240 Silent Bluetooth Mouse No source recorded. | Tested for 2,700 alcohol-wipe cycles | Not provided |
Manufacturer drop-test claim SourcesLogitech B100 Optical USB Mouse Manufacturer specification · Logitech does not give a drop height. Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech B100 education specification — 2021, part 910-001439Logitech M240 Silent Bluetooth Mouse No source recorded. | Tested from standard school-desk height | Not provided |
Listed packageDifferent SourcesLogitech B100 Optical USB Mouse Manufacturer specification · A USB-A to USB-C adapter is sold separately. Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech M240 Silent Bluetooth Mouse Manufacturer specification · Manufacturer box contents; no receiver is included. Check the seller's listing. Specification - M240 — Logitech Support | Mouse; user documentation | Mouse; 1 AA battery (pre-installed); user documentation |
Click noise SourcesLogitech B100 Optical USB Mouse No source recorded. Logitech M240 Silent Bluetooth Mouse Manufacturer specification · Logitech's claim: 90% noise reduction on left/right and middle clicks compared with the Logitech M185; left-click dBA level measured by an independent lab at 1 m (product-page specifications). Logitech M240 Silent Bluetooth Mouse — Logitech UK product pageLogitech M240 Silent Bluetooth Mouse — Logitech US product page | Not provided | SilentTouch: 90% less click sound |
Sensor model SourcesLogitech B100 Optical USB Mouse The individually reviewed exact source inventory does not identify a sensor model. The published method or description is retained separately. · Manufacturer specification Logitech B100 Optical USB Mouse — manufacturer specificationsLogitech M240 Silent Bluetooth Mouse The individually reviewed exact source inventory does not identify a sensor model. The published method or description is retained separately. · Manufacturer specification Specification - M240 — Logitech Support | Not listed by the manufacturer | Not listed by the manufacturer |
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Closest mice to this pair by shared key specifications. Not a popularity ranking.
Each record represents an explicitly checked model and configuration. Original import: 5 Sept 2026; this is not its verification date. This is not a list of current offers or a popularity ranking.
