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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Manufacturer specificationsChoose the M240 Silent Bluetooth Mouse for
Choose the Signature M650 for
Graphite · standard size · 910-006253 · UK manufacturer configuration
The Logitech Signature M650 is a quiet-clicking, AA-powered wireless mouse for small-to-medium hands, with SmartWheel scrolling, a Logi Bolt receiver or Bluetooth, and five buttons.
Specifications checked 28 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.
Manufacturer specification · Logitech says it pairs over Bluetooth with no dongle or port required.
Manufacturer specification · Wireless range 10 m, per Logitech.
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.
9 verified differences, most decision-relevant first. 7 are also drawn in Visual facts above. Missing information stays separate.
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 SupportManufacturer specification · Wireless range 10 m, per Logitech.
Logitech Signature M650 Wireless Mouse — Logitech UK product pageLogitech Signature M650 Wireless Mouse — Logitech US product pageSpecification - Signature M650 — Logitech SupportCheck the exact configuration and source conditions for your use.
Manufacturer specification · Logitech lists 3 buttons (left/right click and middle click) plus a connectivity button.
Specification - M240 — Logitech SupportManufacturer specification · Logitech lists 5 buttons (left/right click, back/forward, scroll-wheel middle click) plus a connectivity button.
Specification - Signature M650 — Logitech SupportPhysical clicks, programmable wheel actions and optional side buttons can produce different counts. Read each configuration; a larger count does not establish better control or programmability.
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 pageManufacturer specification · Logitech recommends the M650 for small-to-medium hands and sells a separate M650 L Left for left-handed users; the official views show the back and forward buttons on the left side. Not a grip or comfort test.
Logitech Signature M650 Wireless Mouse — Logitech UK product pageLogitech Signature M650 Wireless Mouse — Logitech US product pageCheck the exact configuration and source conditions for your use.
Manufacturer specification · Logitech's listed height (front-to-back in its top-view convention).
Specification - M240 — Logitech SupportManufacturer specification · Logitech's listed height (front-to-back in its top-view convention).
Specification - Signature M650 — Logitech SupportCheck the exact configuration and source conditions for your use.
Manufacturer specification · Logitech's rating with auto sleep; test conditions are not stated.
Logitech M240 Silent Bluetooth Mouse — Logitech UK product pageSpecification - M240 — Logitech SupportManufacturer specification · Logitech's ratings; test conditions are not stated.
Specification - Signature M650 — Logitech SupportManufacturer claims for the stated mode and equipment. Read each test condition; this is not measured everyday battery life.
Manufacturer specification
Specification - M240 — Logitech SupportCheck the exact configuration and source conditions for your use.
Manufacturer specification · Manufacturer box contents; no receiver is included. Check the seller's listing.
Specification - M240 — Logitech SupportManufacturer specification · Manufacturer box contents. Check the seller's listing.
Specification - Signature M650 — Logitech SupportCheck the exact configuration and source conditions for your use.
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 pageManufacturer specification · Logitech rates the silent left/right buttons for 5 million clicks and the silent middle click for 1 million. Logitech's FAQ says its SilentTouch technology reduces more than 90% of the clicking noise compared to Logitech M185; its feature text says SilentTouch reduces 90% of click sounds. No decibel figure is published. Original manufacturer description: Silent left/right clicks and silent middle click. These own claims do not establish a measured noise advantage over another quiet-click mouse.
Logitech Signature M650 Wireless Mouse — Logitech UK product pageSpecification - Signature M650 — Logitech SupportCheck the exact configuration and source conditions for your use.
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 SupportManufacturer specification · Standard Signature M650. Logitech lists height 108.2 mm, width 61 mm and depth 38.8 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. The M650 L and M650 L Left measure 118.7 × 66.2 × 42 mm.
Specification - Signature M650 — Logitech SupportA size or weight trade-off; it does not establish the better product.
Manufacturer specification · Overall width, not grip width.
Specification - M240 — Logitech SupportManufacturer specification · Logitech's listed width; Logitech does not state the measurement basis.
Specification - Signature M650 — Logitech SupportA size or weight trade-off; it does not establish the better product.
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 SupportManufacturer specification · Logitech's OS/platform support; Bluetooth use needs macOS 10.15 or later. Logitech says it is Works With Chromebook Certified. Logitech's own sources disagree on minimum versions: the support specification and the UK page's system requirements give iPadOS 13.4 or later and Android 5.0 or later (recorded here), while the UK page's FAQ says it natively supports iPadOS (14 or later), Android (8.0 or later) and Linux.
Logitech Signature M650 Wireless Mouse — Logitech UK product pageSpecification - Signature M650 — Logitech SupportThese descriptions or measurements differ. Wording alone does not establish a different capability; check the exact configuration.
No source recorded for this side.
Manufacturer specification · Original manufacturer description: SmartWheel (switches between line-by-line and fast scrolling). Shared SmartWheel availability is comparable; unlisted counterpart horizontal/thumb-wheel details remain unknown.
Logitech Signature M650 Wireless Mouse — Logitech UK product pageSpecification - Signature M650 — Logitech SupportEvidence 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
Specification - M240 — Logitech SupportThe individually reviewed exact source inventory does not identify a sensor model. The published method or description is retained separately. · Manufacturer specification
Specification - Signature M650 — Logitech SupportEvidence is missing or conflicting on at least one side. This is not a verified difference.
Manufacturer specification · Logitech gives the Bluetooth report rate as 88–133 Hz (7.5–11.25 ms).
Specification - M240 — Logitech SupportLogitech does not list a report rate in Hz for this model. · Manufacturer specification · Logitech gives report intervals rather than rates: 7.5 ms over Logi Bolt and 7.5–11.25 ms over Bluetooth (1 ms is listed for the receiver's USB link).
Specification - Signature M650 — Logitech SupportEvidence is missing or conflicting on at least one side. This is not a verified difference.
Manufacturer specification
Specification - M240 — Logitech SupportManufacturer specification · Original exact supported software description: Logi Options+ (Windows 10 or later and macOS 10.15 or later). Support separates software support(Windows10+/macOS10.15+) from deviceOS/platform support; at-release app is Options+ onWindows/macOS. Tune support is not resolved, and these source details do not establish a peer incompatibility.
Specification - Signature M650 — Logitech SupportOne source states less detail or a rounded figure. This is not a verified difference; check the exact configuration.
No source recorded for this side.
Manufacturer specification
Logitech Signature M650 Wireless Mouse — Logitech UK product pageSpecification - Signature M650 — 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 UK page data give certified post-consumer recycled (PCR) plastic of 64% for the mouse in Graphite, standard size (910-006253), excluding packaging, printed wiring assembly and receiver; the US page gives the same 64% for Graphite 910-006250. Logitech's support specification instead lists the PCR plastic as "Kingfa35%PCR Or Wistron 85%PCR". Both are reported as published; no single recycled-content percentage is recorded as the value.
Logitech Signature M650 Wireless Mouse — Logitech UK product pageLogitech Signature M650 Wireless Mouse — Logitech US product pageSpecification - Signature M650 — Logitech SupportEvidence is missing or conflicting on at least one side. This is not a verified difference.
No 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.
Logitech UK lists a 2-year limited hardware warranty; Logitech US lists 1 year. Regional terms differ. · Manufacturer specification
Logitech Signature M650 Wireless Mouse — Logitech UK product pageLogitech Signature M650 Wireless Mouse — Logitech US product pageEvidence is missing or conflicting on at least one side. This is not a verified difference.
Manufacturer specification · With the AA battery, per Logitech; 50.7 g without battery.
Specification - M240 — Logitech SupportManufacturer specification · Logitech lists 101.4 g (3.58 oz) for the standard Signature M650 without stating whether the AA battery is included.
Specification - Signature M650 — Logitech SupportThe manufacturer sources do not establish the same cable weighing basis. Both published masses remain visible with their conditions, but are not ranked.
Manufacturer specification
Specification - M240 — Logitech SupportNo source recorded for this side.
Evidence 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 M240 Silent Bluetooth Mouse | Logitech Signature M650 |
|---|---|---|
WeightDifferent SourcesLogitech M240 Silent Bluetooth Mouse Manufacturer specification · With the AA battery, per Logitech; 50.7 g without battery. Specification - M240 — Logitech SupportLogitech Signature M650 Manufacturer specification · Logitech lists 101.4 g (3.58 oz) for the standard Signature M650 without stating whether the AA battery is included. Specification - Signature M650 — Logitech Support | 73.8 g | 101.4 g |
Weight without battery SourcesLogitech M240 Silent Bluetooth Mouse Manufacturer specification Specification - M240 — Logitech SupportLogitech Signature M650 No source recorded. | 50.7 g | Not provided |
DimensionsDifferent SourcesLogitech 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 SupportLogitech Signature M650 Manufacturer specification · Standard Signature M650. Logitech lists height 108.2 mm, width 61 mm and depth 38.8 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. The M650 L and M650 L Left measure 118.7 × 66.2 × 42 mm. Specification - Signature M650 — Logitech Support | 99 × 60 × 39 mm (length × width × height) | 108.2 × 61 × 38.8 mm (length × width × height) |
Body lengthDifferent SourcesLogitech M240 Silent Bluetooth Mouse Manufacturer specification · Logitech's listed height (front-to-back in its top-view convention). Specification - M240 — Logitech SupportLogitech Signature M650 Manufacturer specification · Logitech's listed height (front-to-back in its top-view convention). Specification - Signature M650 — Logitech Support | 99 mm | 108.2 mm |
Body widthDifferent SourcesLogitech M240 Silent Bluetooth Mouse Manufacturer specification · Overall width, not grip width. Specification - M240 — Logitech SupportLogitech Signature M650 Manufacturer specification · Logitech's listed width; Logitech does not state the measurement basis. Specification - Signature M650 — Logitech Support | 60 mm | 61 mm |
Hand orientationDifferent SourcesLogitech 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 pageLogitech Signature M650 Manufacturer specification · Logitech recommends the M650 for small-to-medium hands and sells a separate M650 L Left for left-handed users; the official views show the back and forward buttons on the left side. Not a grip or comfort test. Logitech Signature M650 Wireless Mouse — Logitech UK product pageLogitech Signature M650 Wireless Mouse — Logitech US product page | Ambidextrous | Right-handed contoured shape; side buttons on the left |
Glide feetDifferent SourcesLogitech M240 Silent Bluetooth Mouse Manufacturer specification Specification - M240 — Logitech Support | PTFE (rated for a 250 km range) | PTFE (rated for a 100 km range) |
Tracking method SourcesLogitech 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 SupportLogitech Signature M650 Manufacturer specification · Logitech's sensor description; no sensor model is named. Original manufacturer description: Logitech Advanced Optical Tracking. This identifies optical tracking, not a named sensor model. Model-specific hardware, accuracy and performance are not inferred. Specification - Signature M650 — Logitech Support | Optical | Optical |
Maximum tracking resolution SourcesLogitech M240 Silent Bluetooth Mouse Manufacturer specification · Adjustable in steps of 100 DPI, per Logitech. Specification - M240 — Logitech SupportLogitech Signature M650 Manufacturer specification · Adjustable in software, per Logitech. Specification - Signature M650 — Logitech Support | 4000 DPI | 4000 DPI |
Minimum sensitivity SourcesLogitech M240 Silent Bluetooth Mouse Manufacturer specification · Logitech lists 400 – 4000 DPI in steps of 100. Specification - M240 — Logitech SupportLogitech Signature M650 Manufacturer specification · Logitech lists 400 – 4,000 DPI (software). Specification - Signature M650 — Logitech Support | 400 DPI | 400 DPI |
Maximum report rate (Bluetooth) SourcesLogitech M240 Silent Bluetooth Mouse Manufacturer specification · Logitech gives the Bluetooth report rate as 88–133 Hz (7.5–11.25 ms). Specification - M240 — Logitech SupportLogitech Signature M650 Logitech does not list a report rate in Hz for this model. · Manufacturer specification · Logitech gives report intervals rather than rates: 7.5 ms over Logi Bolt and 7.5–11.25 ms over Bluetooth (1 ms is listed for the receiver's USB link). Specification - Signature M650 — Logitech Support | 133 Hz | Not provided |
Listed controlsDifferent SourcesLogitech M240 Silent Bluetooth Mouse Manufacturer specification · Logitech lists 3 buttons (left/right click and middle click) plus a connectivity button. Specification - M240 — Logitech SupportLogitech Signature M650 Manufacturer specification · Logitech lists 5 buttons (left/right click, back/forward, scroll-wheel middle click) plus a connectivity button. Specification - Signature M650 — Logitech Support | 3 | 5 |
Scroll controls SourcesLogitech M240 Silent Bluetooth Mouse No source recorded. Logitech Signature M650 Manufacturer specification · Original manufacturer description: SmartWheel (switches between line-by-line and fast scrolling). Shared SmartWheel availability is comparable; unlisted counterpart horizontal/thumb-wheel details remain unknown. Logitech Signature M650 Wireless Mouse — Logitech UK product pageSpecification - Signature M650 — Logitech Support | Not provided | SmartWheel scrolling |
Claimed button durability SourcesLogitech M240 Silent Bluetooth Mouse No source recorded. | Not provided | Left/right: 5 million clicks; middle click: 1 million; back/forward: 500,000 |
ConnectionsDifferent SourcesLogitech 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 SupportLogitech Signature M650 Manufacturer specification · Wireless range 10 m, per Logitech. Logitech Signature M650 Wireless Mouse — Logitech UK product pageLogitech Signature M650 Wireless Mouse — Logitech US product pageSpecification - Signature M650 — Logitech Support | Bluetooth Low Energy; compatible with a Logi Bolt receiver (not included) | Bluetooth Low Energy or Logi Bolt USB receiver (included, stored in the mouse) |
BatteryDifferent SourcesLogitech 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 SupportLogitech Signature M650 Manufacturer specification · Logitech's ratings; test conditions are not stated. Specification - Signature M650 — Logitech Support | 1 × AA (pre-installed); up to 18 months | 1 × AA (replaceable, included); up to 24 months with Logi Bolt or 20 months with Bluetooth |
Customisation software SourcesLogitech M240 Silent Bluetooth Mouse Manufacturer specification Specification - M240 — Logitech SupportLogitech Signature M650 Manufacturer specification · Original exact supported software description: Logi Options+ (Windows 10 or later and macOS 10.15 or later). Support separates software support(Windows10+/macOS10.15+) from deviceOS/platform support; at-release app is Options+ onWindows/macOS. Tune support is not resolved, and these source details do not establish a peer incompatibility. Specification - Signature M650 — Logitech Support | Logi Options+ (Windows 10, 11 or later and macOS 11 or later) | Logi Options+ |
Click noiseDifferent SourcesLogitech 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 pageLogitech Signature M650 Manufacturer specification · Logitech rates the silent left/right buttons for 5 million clicks and the silent middle click for 1 million. Logitech's FAQ says its SilentTouch technology reduces more than 90% of the clicking noise compared to Logitech M185; its feature text says SilentTouch reduces 90% of click sounds. No decibel figure is published. Original manufacturer description: Silent left/right clicks and silent middle click. These own claims do not establish a measured noise advantage over another quiet-click mouse. Logitech Signature M650 Wireless Mouse — Logitech UK product pageSpecification - Signature M650 — Logitech Support | SilentTouch: 90% less click sound | Quiet clicks |
Listed compatibilityDifferent SourcesLogitech 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 SupportLogitech Signature M650 Manufacturer specification · Logitech's OS/platform support; Bluetooth use needs macOS 10.15 or later. Logitech says it is Works With Chromebook Certified. Logitech's own sources disagree on minimum versions: the support specification and the UK page's system requirements give iPadOS 13.4 or later and Android 5.0 or later (recorded here), while the UK page's FAQ says it natively supports iPadOS (14 or later), Android (8.0 or later) and Linux. Logitech Signature M650 Wireless Mouse — Logitech UK product pageSpecification - Signature M650 — Logitech Support | Windows 10, 11 or later; macOS 11 or later; iPadOS 14 or later; ChromeOS; Linux; Works with Surface; Android 9.0 or later | Windows 10, Windows 11; macOS 10.10 or later; ChromeOS; Linux; Android 5.0 or later; iPadOS 13.4 or later; Works with Surface |
Listed packageDifferent SourcesLogitech M240 Silent Bluetooth Mouse Manufacturer specification · Manufacturer box contents; no receiver is included. Check the seller's listing. Specification - M240 — Logitech SupportLogitech Signature M650 Manufacturer specification · Manufacturer box contents. Check the seller's listing. Specification - Signature M650 — Logitech Support | Mouse; 1 AA battery (pre-installed); user documentation | Mouse; Logi Bolt receiver (inside the mouse); 1 AA battery (inside the mouse); user documentation |
Grip surface SourcesLogitech M240 Silent Bluetooth Mouse No source recorded. Logitech Signature M650 Manufacturer specification Logitech Signature M650 Wireless Mouse — Logitech UK product pageSpecification - Signature M650 — Logitech Support | Not provided | Soft thumb area and rubber side grips |
Materials SourcesLogitech M240 Silent Bluetooth Mouse No source recorded. Logitech Signature M650 Manufacturer specification · Logitech's UK page data give certified post-consumer recycled (PCR) plastic of 64% for the mouse in Graphite, standard size (910-006253), excluding packaging, printed wiring assembly and receiver; the US page gives the same 64% for Graphite 910-006250. Logitech's support specification instead lists the PCR plastic as "Kingfa35%PCR Or Wistron 85%PCR". Both are reported as published; no single recycled-content percentage is recorded as the value. Logitech Signature M650 Wireless Mouse — Logitech UK product pageLogitech Signature M650 Wireless Mouse — Logitech US product pageSpecification - Signature M650 — Logitech Support | Not provided | Made with recycled plastic |
Sensor model SourcesLogitech 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 SupportLogitech Signature M650 The individually reviewed exact source inventory does not identify a sensor model. The published method or description is retained separately. · Manufacturer specification Specification - Signature M650 — Logitech Support | Not listed by the manufacturer | Not listed by the manufacturer |
|---|---|---|
Limited hardware warranty SourcesLogitech M240 Silent Bluetooth Mouse No source recorded. Logitech Signature M650 Logitech UK lists a 2-year limited hardware warranty; Logitech US lists 1 year. Regional terms differ. · Manufacturer specification Logitech Signature M650 Wireless Mouse — Logitech UK product pageLogitech Signature M650 Wireless Mouse — Logitech US product page | Not provided | Conflicting sources |
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.
