Mice / Compare

Logitech Signature Comfort Plus M850 L vs SteelSeries Rival 3 Wireless Gen 2

A

Product A: Logitech

Signature Comfort Plus M850 L

62 of 154 known

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B

Product B: SteelSeries

Rival 3 Wireless Gen 2

94 of 154 known

Change SteelSeries Rival 3 Wireless Gen 2

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All 154 fields

Every value links to where we found it.

Only differences

ALogitech Signature Comfort Plus M850 L

BSteelSeries Rival 3 Wireless Gen 2

General

7 of 9 differ

Series

Signature Series1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026

Rival1Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

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

910-007709, 910-007710, 910-007711, 910-007715, 910-007716, 910-0078071Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026US page lists 910-007709 Graphite, 910-007710 Off White and 910-007711 Black.

626871Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026Exact current US Black structured product data identifies SKU 62687 and both GTINs. Original Rival 3 Wireless 62521 and EU Gen 2 62523 are excluded.

GTIN / EAN

Not available

5707119065474, 8101641420611Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

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

26 May 20265Press releaselogitech.com/blog/2026/05/26/signature-comfort-plus-more-comfort-less-distraction-workdays-easierRead 14 October 2026Logitech blog post dated May 26, 2026 announces the Signature Comfort Plus lineup.

20 May 20252Press releasesteelseries.com/press/153-steelseries-launches-the-rival-3-gen-2-seriesRead 23 October 2026

Status

Available1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026

Available1Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

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

Not available

SteelSeries Rival 3 Wireless21Reviewnotebookcheck.net/SteelSeries-Rival-3-Wireless-Gen-2-review-Snappy-clicks-and-steady-grip.1032043.0.htmlRead 23 October 2026Notebookcheck's review compares the Rival 3 Wireless Gen 2 with the original Rival 3 Wireless and calls the original its predecessor.22Maker product pagesteelseries.com/en-tw/blog/introducing-rival-3-gen-2-and-rival-3-wireless-gen-2Read 23 October 2026SteelSeries says the Rival 3 Wireless Gen 2 has much lower click latency than the previous generation of the Wireless model.

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

Not available

Not available

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

$49.996Press articlecgmagonline.com/news/logitech-unveils-new-comfort-plus-lineupRead 14 October 2026Article of May 26, 2026 states US$49.99 for the M850 L. The Logitech store page shows the same price.

$59.992Press releasesteelseries.com/press/153-steelseries-launches-the-rival-3-gen-2-seriesRead 23 October 2026Exact model US launch MSRP excluding tax.

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

Not available

€59.992Press releasesteelseries.com/press/153-steelseries-launches-the-rival-3-gen-2-seriesRead 23 October 2026Maker EMEA launch MSRP. Individual country and tax treatment are not separately stated.

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

US, EU, GB2Maker product pagelogitech.com/en-eu/shop/p/signature-comfort-plus-m850lRead 14 October 2026EU and GB store pages list 910-007715 Graphite, 910-007716 Off White and 910-007807 Black with the same specification.

US1Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

ColoursiThe maker's own colour names

Graphite, Off White, Black1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026

Black1Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

Segment

Office5Press releaselogitech.com/blog/2026/05/26/signature-comfort-plus-more-comfort-less-distraction-workdays-easierRead 14 October 2026Filed under Personal Work Solutions and described as a mouse for long desk days.

Gaming1Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

Mouse type

Standard1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026Conventional horizontal mouse with a sculpted right-hand shape (FAQ). Not a vertical mouse or a trackball.

Standard3Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

Shape

6 of 14 differ

Body shapeiDescribes shell symmetry, not the intended hand. Symmetrical with side buttons on one side differs from an asymmetric right-handed body. Ambidextrous means a symmetrical body with side buttons on both sides.

Asymmetric, right-handed1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026

Symmetrical body3Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026Exact rendered Design says symmetrical, with right-hand usage. Two side buttons are on the left only.

Maker size classiThe maker’s marketed size label. Do not infer a size class from dimensions or reviewer hand-fit recommendations.

Not available

Not available

Recommended gripsiGrip styles explicitly recommended by the maker. A reviewer finding a grip usable does not add a maker recommendation.

Not available

Claw, Fingertip3Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

Recommended hand sizeiMaker recommendation, measured from wrist to middle fingertip for hand length. Source notes specify whether limits are inclusive or exclusive.

Not available

Not available

Hump positioniPosition of the shell’s highest point along its length, from a maker drawing or exact-model review.

Not available

Not available

Thumb rest

Yes1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026

No8Spec databaseeloshapes.com/mouse/compareRead 23 October 2026

Ring or pinky finger rest

Not available

No8Spec databaseeloshapes.com/mouse/compareRead 23 October 2026

Upper shelliThe primary hand-contact shell. An open or perforated bottom alone does not make the upper shell perforated.

Not available

Solid3Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

Swappable parts

Palm rest3Owner's manuallogitech.com/content/dam/support/mice/m850-l/m850-l-ww.pdfRead 14 October 2026Replacing the palm cushion: the cushion is designed to be replaceable and is removed with a pick tool.

Not available

Adjustable weight

Not available

Not available

Maximum added weightiTotal removable weight supplied with the mouse, excluding the mouse’s normal weight.

Not available

Not available

Vertical angle

Not available

Not available

Trackball diameter

Not available

Not available

Trackball position

Not available

Not available

Dimensions and weight

2 of 5 differ

Mouse body dimensionsiLength from front to rear, width at the widest body point, and maximum height. Cable and receiver are excluded. Approximate maker figures are qualified in source notes. Logitech pages often label the front-to-rear length Height and the body height Depth, so map the figures by size.

Length121.8Maximum width74.3Maximum height44.2mm(4.8 × 2.9 × 1.7 in)1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026Page lists Height 121.8 mm, Width 74.3 mm and Depth 44.2 mm. Stored as length, width and height. Receiver not included.

Length120.61Maximum width67.05Maximum height38mm(4.7 × 2.6 × 1.5 in)3Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026Current exact Design metric length, widest width and height.

Grip widthiBody width where the thumb and opposite grip finger sit. This differs from maximum body width.

Not available

Not available

Mouse weight (claimed)iWireless mice include the battery. When the maker does not say whether a removable battery is in the weight, the published weight is stored and the source note says so. Wired mice exclude the cable. Source notes identify installed skates, colour, approximation, tolerance or a published bound.

107.9g(3.8 oz)1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026Page lists 107.9 g with battery and 82.9 g without battery. The Signature Comfort Plus M850 L for Business (910-007703) is listed at 102.9 g with battery, so the Business version is a different configuration.

106g(3.7 oz)3Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026Current Design explicitly gives 106 g with two AAA, 95 g with one AAA and 83.5 g without batteries. Standard two-cell configuration stored.

Box dimensions

Not available

Not available

Packed weightiMouse, packaging and included accessories. Shipping-service weight is not evidence of packed weight.

Not available

Not available

Sensor

13 of 20 differ

Marketed sensor nameiMaker’s sensor branding, or reviewer identification when the maker does not publish one. The physical part number is recorded separately.

Pluto ONE1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026Page lists Sensor Technology Pluto ONE.

TrueMove Air4Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

Published sensor brandiSensor brand or trademark named by the source, which may be the mouse maker’s proprietary branding. Physical silicon manufacturer and part number are separate facts.

Logitech1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026

SteelSeries4Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

Physical sensor part numberiExact physical sensor family or part identified by the maker or an exact-model reviewer. Do not infer it from DPI, speed or a sibling mouse.

Not available

Not available

Sensor type

Optical1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026Page lists Tracking technology Logitech Advanced Optical.

Optical4Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

Maximum configurable DPIiMaximum selectable DPI with the documented firmware. Later firmware increases are noted in sources. The sensor chip’s theoretical maximum is not the mouse’s maximum.

4,000DPI1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026

18,000DPI4Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

Minimum configurable DPIiLowest selectable sensitivity on this mouse. Factory presets do not establish its minimum.

400DPI1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026

100DPI15Spec databaseflozz.github.io/rivalcfg/devices/rival3_wireless_gen2.htmlRead 23 October 2026Exact Gen 2 receiver-mode USB ID 1038:1872 documents configurable range 100 to 18000. Step size is not stated.

DPI adjustment stepiSmallest documented configuration increment, not the spacing between factory presets.

100DPI1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026Page says 400-4000 DPI can be set in increments of 100 DPI. The Business datasheet says 50 DPI increments.

Not available

Maximum DPI stagesiMaximum number of selectable sensitivity presets saved at once, not the number of distinct supported DPI values.

Not available

511Maker product pagesupport.steelseries.com/hc/en-us/articles/36436975934349-What-are-the-default-DPI-levels-and-indication-colors-for-the-Rival-3-Wireless-Gen-2Read 23 October 2026Five custom DPI profiles means sensitivity stages. No maximum full onboard-profile count is inferred.

Default DPI presetsiFactory preset sensitivity values for the exact model and firmware. Source notes distinguish different factory profiles.

1,000DPI1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026Page lists Nominal value 1000 DPI.

400, 800, 1,600, 2,400, 3,200DPI11Maker product pagesupport.steelseries.com/hc/en-us/articles/36436975934349-What-are-the-default-DPI-levels-and-indication-colors-for-the-Rival-3-Wireless-Gen-2Read 23 October 2026

Separate X and Y DPI

Not available

Yes12Maker product pagesupport.steelseries.com/hc/en-us/articles/36554720329741-What-setting-adjustments-in-GG-save-onto-the-Rival-3-Wireless-Gen-2-s-onboard-memoryRead 23 October 2026

Tracking speed (claimed)iMaker or published product specification, in inches per second. If the source says more than a value, that numeric threshold is stored and qualified in the source note. Do not read it as an exact ceiling.

Not available

400IPS4Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026Exact current feature says TrueMove Air 18K with 400 IPS tracking.

Tracking acceleration (claimed)iMaximum tracking acceleration in multiples of gravitational acceleration, not mouse weight. A source saying more than a value is retained as a qualified threshold in the source note.

Not available

40G5Press releasesteelseries.com/press/153-steelseries-launches-the-rival-3-gen-2-seriesRead 23 October 2026

Lift-off distance settingsiOnly documented selectable lift-off values, or one documented fixed value. A minimum, approximate measured result or unquantified range does not establish a complete option list.

Not available

Not available

Separate lift and landing distance

Not available

Not available

Surface calibrationiSensor calibration for a tracking surface. Adjustable lift-off distance or copying sensitivity from another mouse alone does not establish this feature.

Not available

Not available

Motion SynciWhether sensor motion synchronization is supported. Polling-rate restrictions and default state belong in source notes.

Not available

Not available

Angle snapping

Not available

Toggleable9Reviewtweaktown.com/reviews/11115/steelseries-rival-3-wireless-gen-2-gaming-mouse-quality-on-budget/index.htmlRead 23 October 2026Software section explicitly says angle snapping is adjustable.

Ripple control

Not available

Not available

Tracks on glass

Not available

No9Reviewtweaktown.com/reviews/11115/steelseries-rival-3-wireless-gen-2-gaming-mouse-quality-on-budget/index.htmlRead 23 October 2026Sensor section explicitly states tracking on glass is absent. Another review discusses skates gliding over glass, which does not establish sensor tracking.

Sensor position

Not available

Rear8Spec databaseeloshapes.com/mouse/compareRead 23 October 2026Exact Gen 2 Wireless rendered table says Backward (45%).

Performance

4 of 8 differ

Documented polling rates by connectioniOne row per documented usable rate and connection. Receiver and firmware requirements are noted. Maximum-only claims do not imply all intermediate settings or the same ceiling over USB.

ALogitech Signature Comfort Plus M850 L

Data connection	Polling rate (Hz)
Bluetooth	125

Source7Reviewtomsguide.com/computing/mice/logitech-signature-comfort-plus-m850l-reviewRead 14 October 2026Review text says Bluetooth maxes out at 125 Hz. The spec table lists polling rate as not specified. Logitech does not publish a rate.

BSteelSeries Rival 3 Wireless Gen 2

Data connection	Polling rate (Hz)	Receiver requirement
2.4 GHz	125	Included Quantum 2.0 USB-A Nano Dongle
2.4 GHz	250	Included Quantum 2.0 USB-A Nano Dongle
2.4 GHz	500	Included Quantum 2.0 USB-A Nano Dongle
2.4 GHz	1,000	Included Quantum 2.0 USB-A Nano Dongle
Bluetooth	125	Not available

Source15Spec databaseflozz.github.io/rivalcfg/devices/rival3_wireless_gen2.htmlRead 23 October 2026Exact model receiver-mode documentation explicitly enumerates 125, 250, 500 and 1000 Hz. Manufacturer High-Efficiency FAQ independently confirms 125 Hz.20Reviewtweaktown.com/reviews/11115/steelseries-rival-3-wireless-gen-2-gaming-mouse-quality-on-budget/index.htmlRead 23 October 2026Exact Software section explicitly states Bluetooth mode lowers polling to 125 Hz. The receiver-mode rates are separately supported by exact-model Rivalcfg documentation. Battery claims do not state polling conditions.

Max polling rate

125Hz=CalculatedFrom Documented polling rates by connection

1,000Hz=CalculatedFrom Documented polling rates by connection

Polling rate (wired)

Not available

Not available

Polling rate (2.4 GHz)

Not available

1,000Hz=CalculatedFrom Documented polling rates by connection

Polling rate (Bluetooth)

125Hz=CalculatedFrom Documented polling rates by connection

125Hz=CalculatedFrom Documented polling rates by connection

Claimed click latencyiAbsolute click-latency claim from the maker. A relative improvement is not absolute latency. Source notes give polling mode and whether the number is an average, bound or best case.

Not available

1.9ms5Press releasesteelseries.com/press/153-steelseries-launches-the-rival-3-gen-2-seriesRead 23 October 2026Exact wireless absolute maker click-latency claim. Polling and method are unspecified. This is not a measured or debounce value.

Adjustable debounce

Not available

Not available

Minimum debounceiLowest documented debounce setting or fixed main-switch debounce delay. Click response time or total click latency is not the same quantity.

Not available

Not available

Measured

None of 7 known

Latency per connection (measured)iReviewer measurements for an identified connection, polling rate, firmware and settings. Click and sensor latency use different test methods and are not interchangeable.

Not available

Not available

DPI deviation (measured)iReviewer measurement of deviation from a specified DPI value. Test DPI, travel speed, distance and method belong in source notes.

Not available

Not available

Lift-off distance (measured)iReviewer-measured lift-off height at the lowest setting, on the specified surface. Do not store the maker’s selectable LOD here.

Not available

Not available

Main click force (measured)iReviewer-measured main-button actuation force in gram-force. Not the mouse weight and not an electrical latency measure.

Not available

Not available

Weight (measured)iReviewer scale measurement. Include battery for wireless mice and exclude cable for wired mice. Source notes identify colour and installed skates.

Not available

Not available

Battery life (measured)iReviewer-measured runtime from a stated test, not a claim, forecast or extrapolation. Polling, lighting and other power settings must be identified.

Not available

Not available

Hand size fitiExact-model reviewer fit assessment. Source notes define the hand-length bands and tested grip. Do not translate general praise into every size fitting.

Not available

Not available

Switches

6 of 11 differ

Main switch typeiActuation technology for the left and right main buttons. Hybrid means optical-mechanical. Inductive analog switches detect travel by induction.

Mechanical7Reviewtomsguide.com/computing/mice/logitech-signature-comfort-plus-m850l-reviewRead 14 October 2026Review calls the main clicks silent microswitches.

Mechanical4Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

Published main-switch brandiBrand named for the main switches. Proprietary Razer, Pulsar, Glorious or Logitech branding does not identify the physical contract manufacturer.

Not available

Omron8Spec databaseeloshapes.com/mouse/compareRead 23 October 2026

Main switch model

Not available

D2FC-F-K(60M)8Spec databaseeloshapes.com/mouse/compareRead 23 October 2026Exact Wireless Gen 2 table identifies Omron D2FC-F-K(60M), mechanical, 60M. No original-generation teardown values transferred.

Main switch rated lifeiManufacturer or component rating for the main left/right switches, in millions of actuations. This is not a whole-mouse durability measurement.

Not available

60million4Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

Hot-swap main switchesiMain switches can be changed without soldering. Opening the case or using a switch pack can still be required.

Not available

No8Spec databaseeloshapes.com/mouse/compareRead 23 October 2026

Adjustable click actuationiThe point where a main click registers can be configured. Debounce adjustment changes timing, not actuation travel.

Not available

Not available

Separate main buttons

Not available

Yes10Maker product pagesupport.steelseries.com/hc/en-us/articles/36399934701325-How-durable-is-the-Rival-3-Wireless-Gen-2Read 23 October 2026Exact maker FAQ identifies split-trigger design.

Side switch model

Not available

Not available

Middle click switch

Not available

Not available

Scroll encoder type

Not available

Mechanical8Spec databaseeloshapes.com/mouse/compareRead 23 October 2026

Scroll encoder

Not available

Not available

Buttons and scroll wheel

5 of 13 differ

Physical button inputsiIncludes left/right, wheel click, each wheel-tilt direction, DPI/report-rate/profile buttons and a wheel-mode pushbutton. Excludes scroll rotation, power sliders and connection sliders. A connection pushbutton, such as Logitech Easy-Switch, counts even when the maker's own count leaves it out. A button that only switches power does not. Counts each physical input once.

71Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 20263Owner's manuallogitech.com/content/dam/support/mice/m850-l/m850-l-ww.pdfRead 14 October 2026Physical inputs are left and right click, wheel click, DPI button, back and forward buttons and the connect button under the mouse. The field counts the connection pushbutton, so the count is 7. The on/off switch is not counted.

69Reviewtweaktown.com/reviews/11115/steelseries-rival-3-wireless-gen-2-gaming-mouse-quality-on-budget/index.htmlRead 23 October 2026Exact review identifies two main clicks, wheel click, top DPI button and two side buttons. The connection/power slider is excluded.

Programmable buttonsiNumber of physical button inputs that can be remapped. Excludes scroll-up/down actions, alternate software layers and non-programmable mode controls.

41Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026Page lists 4 (scroll-wheel middle click, side buttons, DPI button).

69Reviewtweaktown.com/reviews/11115/steelseries-rival-3-wireless-gen-2-gaming-mouse-quality-on-budget/index.htmlRead 23 October 2026Software section explicitly says all six physical buttons are remappable. Scroll directions are excluded.

Side buttonsiButtons on the thumb-facing side walls, including a side DPI-shift button. Top buttons beside the main click plate and bottom setting buttons are excluded.

23Owner's manuallogitech.com/content/dam/support/mice/m850-l/m850-l-ww.pdfRead 14 October 2026

28Spec databaseeloshapes.com/mouse/compareRead 23 October 2026

Side buttons on

Left8Reviewbusinesstoday.in/technology/reviews/story/logitech-signature-comfort-plus-m850-l-review-comfort-meets-productivity-547783-2026-08-07Read 14 October 2026Review places the customisable shortcut buttons on the thumb side of this right-handed mouse, which is the left wall.

Left9Reviewtweaktown.com/reviews/11115/steelseries-rival-3-wireless-gen-2-gaming-mouse-quality-on-budget/index.htmlRead 23 October 2026

DPI buttoniA physical pushbutton that changes sensitivity. A button shared with power or report rate still counts. Software-only switching does not.

Yes3Owner's manuallogitech.com/content/dam/support/mice/m850-l/m850-l-ww.pdfRead 14 October 2026

Yes7Owner's manualdownloads.steelseriescdn.com/guides/MO_rival_3_gen_2_wl_pig_web.pdfRead 23 October 2026

DPI button position

Top3Owner's manuallogitech.com/content/dam/support/mice/m850-l/m850-l-ww.pdfRead 14 October 2026Top view lists the DPI button beside the SmartWheel on the top shell.

Top7Owner's manualdownloads.steelseriescdn.com/guides/MO_rival_3_gen_2_wl_pig_web.pdfRead 23 October 2026

Profile buttoniA dedicated physical profile-switch button. A remappable input that could be assigned this action does not prove a dedicated control.

Not available

Not available

Dedicated DPI-shift buttoniDedicated physical control for temporarily switching sensitivity while held. A software-remappable input is not automatically a dedicated sniper control.

Not available

Not available

Dedicated gesture buttoniA dedicated physical gesture control. Assigning a gesture action to a remappable button does not establish a separate gesture button.

No1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026Page lists Gesture button: No.

Not available

Scroll wheel

Notched, Free spin1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026Page lists SmartWheel. The setup guide describes ratchet and free-spin scrolling.

Notched8Spec databaseeloshapes.com/mouse/compareRead 23 October 2026Table explicitly identifies a mechanical 24-step encoder, no free spin, no side tilt and no thumb wheel.

Scroll mode switchiHow the wheel changes between notched and free-spin modes. None means there is no such mode-switch mechanism.

Automatic3Owner's manuallogitech.com/content/dam/support/mice/m850-l/m850-l-ww.pdfRead 14 October 2026SmartWheel switches between line-by-line and super-fast scrolling with a flick of the wheel.

None8Spec databaseeloshapes.com/mouse/compareRead 23 October 2026

Separate thumb wheeliA separate side wheel operated by the thumb. Tilting the central scroll wheel does not count.

No1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026

No8Spec databaseeloshapes.com/mouse/compareRead 23 October 2026

Scroll wheel material

Not available

Not available

Build

4 of 6 differ

Shell material

Plastic, polymer unspecified7Reviewtomsguide.com/computing/mice/logitech-signature-comfort-plus-m850l-reviewRead 14 October 2026Spec table lists Body material: Plastic.

ABS3Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026Exact rendered Design explicitly says ABS Plastic. Upper hand-contact shell is solid.

Surface finishiPublished surface finish, such as matte or textured. Soft-feel wording does not establish rubber material or a chemical coating.

Not available

Matte17Reviewwired.com/review/steelseries-rival-3-gen-2Read 23 October 2026Review expressly describes both wired and wireless outer shells as subtly textured matte plastic.

Installed feet materialiMaterial of the factory-installed skates, excluding separately supplied replacements or dot skates. Virgin PTFE means additive-free or explicitly virgin-grade PTFE.

PTFE7Reviewtomsguide.com/computing/mice/logitech-signature-comfort-plus-m850l-reviewRead 14 October 2026Review says two PTFE skates on the underside.

PTFE4Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

Installed skate piecesiNumber of separate factory-installed skate pieces, including a sensor ring. Excludes spare skates supplied in the box.

27Reviewtomsguide.com/computing/mice/logitech-signature-comfort-plus-m850l-reviewRead 14 October 2026Review says two PTFE skates on the underside.

319Reviewtomsguide.com/computing/peripherals/steelseries-rival-3-wireless-gen-2-reviewRead 23 October 2026Exact Wireless Gen 2 design section explicitly says three underside PTFE skates. Its underside photo shows two front pads and a rear U-shaped pad, with no sensor ring. Tested Lavender hardware. No spare set included in this count.

Feet shapeiGeometry of the installed skates. Pads plus a sensor ring are mixed. Separate dots are dots.

Not available

Pads19Reviewtomsguide.com/computing/peripherals/steelseries-rival-3-wireless-gen-2-reviewRead 23 October 2026Exact underside geometry is three pads, without a sensor ring.

Feet thickness

Not available

Not available

Cable

0 of 5 differ

Cable

Not available

Not available

Cable length

Not available

Not available

Detachable cableiThe cable unplugs from an external socket on the mouse without opening it. A service-replaceable internal cable does not count.

Not available

Not available

Port on mouseiExternally accessible data/charging socket on the mouse. A fixed cable is none. USB-C describes the connector, not a transfer-speed version.

None3Owner's manuallogitech.com/content/dam/support/mice/m850-l/m850-l-ww.pdfRead 14 October 2026The top, bottom and side views name every external control: wheel, DPI button, LEDs, connect button, sensor, on/off switch, battery compartment and back/forward buttons. No port is shown.

None7Owner's manualdownloads.steelseriescdn.com/guides/MO_rival_3_gen_2_wl_pig_web.pdfRead 23 October 2026Exact setup uses replaceable AAA cells and receiver/Bluetooth data only. There is no external cable or charging socket.

Cable host plugiConnector on the computer end of the supplied or fixed cable, independent of the mouse-end connector.

Not available

Not available

Connectivity

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ConnectionsiConnections that carry mouse input data. A USB cable used only for charging does not establish wired USB operation.

Bluetooth1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026Bluetooth Low Energy only in the box. The page says the mouse is compatible with a Logi Bolt USB Receiver that is not included, so 2.4 GHz is not listed.

2.4 GHz, Bluetooth4Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

Wireless technology

Not available

Quantum 2.0 Dual Wireless4Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

BluetoothiThe version number only, such as 5.1. LE and Low Energy are left out. A source that names only Bluetooth Low Energy gives no version.

Not available

5.05Press releasesteelseries.com/press/153-steelseries-launches-the-rival-3-gen-2-seriesRead 23 October 2026

Saved Bluetooth pairing slotsiNumber of Bluetooth hosts whose pairing the mouse remembers. A limit of one concurrently connected host does not establish the number of saved slots.

33Owner's manuallogitech.com/content/dam/support/mice/m850-l/m850-l-ww.pdfRead 14 October 2026Easy-Switch channels 1 to 3 each pair over Bluetooth. A short press of the connect button under the mouse selects the next channel.

Not available

Switchable host devicesiNumber of host devices selectable through the documented mouse controls without manually moving a data cable. Not the number of physical receivers or simultaneous active links alone.

31Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026

216Reviewpcgamer.com/hardware/gaming-mice/steelseries-rival-3-gen-2-wireless-reviewRead 23 October 2026Exact reviewer reports using bottom receiver/Bluetooth switch to alternate directly between gaming PC and laptop. This establishes two selectable hosts, not a saved Bluetooth slot count.

Device switching

Button3Owner's manuallogitech.com/content/dam/support/mice/m850-l/m850-l-ww.pdfRead 14 October 2026

Switch7Owner's manualdownloads.steelseriescdn.com/guides/MO_rival_3_gen_2_wl_pig_web.pdfRead 23 October 2026Guide documents a bottom mode slider selecting receiver or Bluetooth. No simultaneous input is claimed.

Receiver host connectoriHost plug on the included small receiver. A larger cabled receiver is described in source notes. This differs from the charging cable’s plug.

None1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026No receiver in the box. Logi Bolt receiver is sold separately.

USB-A7Owner's manualdownloads.steelseriescdn.com/guides/MO_rival_3_gen_2_wl_pig_web.pdfRead 23 October 2026Exact setup drawing shows a USB-A Nano Dongle. It is not a USB-C cabled receiver.

Receiver storage in mouse

Not available

Yes9Reviewtweaktown.com/reviews/11115/steelseries-rival-3-wireless-gen-2-gaming-mouse-quality-on-budget/index.htmlRead 23 October 2026

Receiver extender includediAn included adapter, dock or cabled receiver arrangement moves the receiver closer to the mouse. A charging-only adapter does not count.

Not available

No4Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

Receiver pairing sharediA receiver can pair with another supported device, such as a keyboard, at the same time. This does not mean the mouse switches between computers.

Not available

Not available

Wireless rangeiPublished range and test conditions. A recommended receiver distance or minimum reliable range is not an exact maximum.

10m1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026Page lists 33 ft (10 m).

Not available

Basic mouse OS supportiOperating systems supported for basic input. Configuration software support is listed separately and may require a newer OS version.

Windows, macOS, Linux, ChromeOS, iPadOS, Android1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026

Windows, Android, iOS4Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

ConsolesiConsole families explicitly supported. Source notes identify exact consoles, games and reduced polling or software functions.

Not available

Xbox, PlayStation4Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026Exact current Compatibility specifies Xbox Series X|S and PlayStation 5. Manual shows receiver mode for consoles. Individual game support is unspecified.

Battery

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Battery type

AA1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026

AAA6Maker product pagesupport.steelseries.com/hc/en-us/articles/36437113122445-What-kind-of-batteries-does-the-Rival-3-Wireless-Gen-2-useRead 23 October 2026

Disposable battery countiNumber of disposable cells, such as AA or AAA. Do not use this field for internal rechargeable cells.

11Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026

26Maker product pagesupport.steelseries.com/hc/en-us/articles/36437113122445-What-kind-of-batteries-does-the-Rival-3-Wireless-Gen-2-useRead 23 October 2026Standard supplied configuration is two alkaline AAA. Exact FAQ permits running with one AAA and supports separately charged rechargeable AAA cells. No charging in the mouse is provided.

Battery capacityiPublished or physically identified internal battery capacity. Do not calculate mAh from claimed runtime or compare capacities across unverified hardware revisions.

Not available

Not available

User-replaceable batteryiBattery replacement is a supported user procedure. The ability to open and modify the mouse does not establish this feature.

Yes1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026FAQ says the mouse has a replaceable battery.

Yes6Maker product pagesupport.steelseries.com/hc/en-us/articles/36437113122445-What-kind-of-batteries-does-the-Rival-3-Wireless-Gen-2-useRead 23 October 2026

Battery life by mode (claimed)iOne manufacturer or published product claim per documented connection, polling rate and lighting condition. Omit unstated conditions. Source notes identify performance, switch and haptic modes and whether runtime is up to a value.

ALogitech Signature Comfort Plus M850 L

Not available

BSteelSeries Rival 3 Wireless Gen 2

Connection	Claimed runtime (h)
2.4 GHz	175
Bluetooth	450

Source4Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026Current exact page claims 175 hours on 2.4 GHz and 450 on Bluetooth. Earlier launch/reviews quote 200 on 2.4 GHz. Current maker claim is used. Polling, lighting, firmware and usage cycle are unstated, so no 1000 Hz runtime is inferred.

Battery life (up to)iManufacturer estimate of days of normal use between full charges. This includes periods when the mouse is idle. It is not continuous runtime. Source notes preserve usage conditions and qualifiers when published. Do not convert this estimate to continuous hours.

Not available

Not available

Battery life (normal use)iManufacturer estimate of calendar months of normal use between charges or battery replacements. It is not continuous runtime. Source notes retain approximate, up-to, or-more and operating-mode qualifiers. Do not convert this estimate to continuous hours.

24months1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026Page lists up to 24 months. Actual battery life varies by usage.

Not available

Longest battery life

Not available

450h=CalculatedFrom Battery life by mode (claimed)

Battery life at 1000 HziLongest stored claim explicitly at 1000 Hz over 2.4 GHz. A claim without a confirmed polling rate is excluded.

Not available

Not available

Battery life on Bluetooth

Not available

450h=CalculatedFrom Battery life by mode (claimed)

Charging port

None1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026FAQ: no charging cable is needed because the mouse has a replaceable battery.

None7Owner's manualdownloads.steelseriescdn.com/guides/MO_rival_3_gen_2_wl_pig_web.pdfRead 23 October 2026

Full charge timeiClaimed time from empty to full charge, in minutes. Approximation and charging setup are stated in source notes.

Not available

Not available

Quick charge

Not available

Not available

Use while chargingiMouse input works while the internal battery charges through the documented wired or dock arrangement.

Not available

Not available

Charging system compatibilityiNamed wireless charging pad or contact dock. Source notes distinguish inductive pads from pogo-pin contact charging.

Not available

Not available

Charging dock included

Not available

No4Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

Battery indicator

LED, Software3Owner's manuallogitech.com/content/dam/support/mice/m850-l/m850-l-ww.pdfRead 14 October 2026LED on top shows battery status. Logitech software adds low-charge notifications.

LED14Maker product pagesupport.steelseries.com/hc/en-us/articles/36437525272717-How-do-I-know-when-my-battery-is-low-on-my-Rival-3-Wireless-Gen-2Read 23 October 2026Exact FAQ documents orange LED warning intervals for under 10, 5 and 2 hours remaining. Software/OS indication is not inferred.

Lighting

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Decorative RGB lightingiUser-configurable decorative lighting. A multicolour status, DPI or battery indicator alone is not decorative RGB.

No7Reviewtomsguide.com/computing/mice/logitech-signature-comfort-plus-m850l-reviewRead 14 October 2026Spec table lists Lighting: No.

No13Maker product pagesupport.steelseries.com/hc/en-us/articles/37028766350349-Can-I-change-the-illumination-settings-on-the-Rival-3-Wireless-Gen-2Read 23 October 2026Maker expressly says lighting cannot be customized. Wheel RGB indicates DPI, battery and pairing only. It does not count as decorative RGB.

Decorative lighting zonesiNumber of independently controlled decorative lighting zones. Status indicator LEDs are excluded.

Not available

013Maker product pagesupport.steelseries.com/hc/en-us/articles/37028766350349-Can-I-change-the-illumination-settings-on-the-Rival-3-Wireless-Gen-2Read 23 October 2026

Lighting sync

Not available

Not available

DPI indicator

Not available

LED11Maker product pagesupport.steelseries.com/hc/en-us/articles/36436975934349-What-are-the-default-DPI-levels-and-indication-colors-for-the-Rival-3-Wireless-Gen-2Read 23 October 2026

Software

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Software

Logi Options+1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026

SteelSeries GG4Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

Configuration software platformsiPlatforms explicitly supported for configuring this exact model. Basic input compatibility and availability of a generic app on another platform do not establish model support.

Windows, macOS1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026

Windows4Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026Current exact product Compatibility says Windows 10+ for GG. macOS software support in a 2025 review may describe an older Engine version and is not assumed current.

Onboard memoryiDocumented settings remain available without configuration software running. Which settings persist is stated in source notes.

Not available

Yes12Maker product pagesupport.steelseries.com/hc/en-us/articles/36554720329741-What-setting-adjustments-in-GG-save-onto-the-Rival-3-Wireless-Gen-2-s-onboard-memoryRead 23 October 2026Exact Wireless FAQ lists X/Y DPI, polling, mouse mappings, power settings, wireless stability and Bluetooth smoothing. Macros are omitted due conflicting maker FAQs and public failure reports. Bluetooth behavior differs in reviews, so settings retention is not generalized to both modes.

Onboard profilesiMaximum distinct hardware-stored profiles. Software game profiles and factory preset profiles do not establish this maximum.

Not available

Not available

Macros

Not available

Yes9Reviewtweaktown.com/reviews/11115/steelseries-rival-3-wireless-gen-2-gaming-mouse-quality-on-budget/index.htmlRead 23 October 2026Exact review demonstrates recording macros in Engine. It does not establish onboard macro execution.

Macros stored onboardiMacros themselves execute from mouse memory without the configuration app. Onboard DPI or button assignments alone do not prove onboard macros.

Not available

Not available

Button remapping

Yes1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026

Yes12Maker product pagesupport.steelseries.com/hc/en-us/articles/36554720329741-What-setting-adjustments-in-GG-save-onto-the-Rival-3-Wireless-Gen-2-s-onboard-memoryRead 23 October 2026

Per-app profiles

Yes4Maker product pagesupport.logi.com/hc/en-us/articles/39622699741847-Getting-Started-Signature-Comfort-Plus-MK880Read 14 October 2026The page covers the M850 L mouse in the MK880 combo. App-specific settings for Chrome, Zoom, Excel, Word and others are listed. Needs Logi Options+ running.

Not available

User firmware updatesiA public user-accessible updater or documented software firmware-update procedure exists for this exact model.

Not available

Yes18Maker product pagetechblog.steelseries.com/2025/09/23/GG-notes-95.0.0.htmlRead 23 October 2026Official GG 95 release notes provide Wireless Gen 2 firmware 1.5.0.0. No fixed debounce time is inferred from optimized debouncing wording.

In the box

3 of 4 differ

In the boxiDocumented contents of the specified colour or bundle. Installed parts and optional extras are distinguished in source notes.

Mouse with 1 x AA battery (included), User documentation1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026

Rival 3 Gen 2 Wireless Gaming Mouse, Rival 3 Wireless Dongle, Two AAA Alkaline Batteries, Product Information Guide4Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026Complete current Box Content lists mouse, dongle, two alkaline AAA and guide. No cables, extender, dock, spare feet or grip tape is supplied.

Cables included

Not available

Not available

Extra skates includediAn extra usable skate set is supplied separately from installed skates, including an alternative dot set. Factory protective film is not a spare skate.

Not available

No4Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

Grip tape

Not available

No4Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

Links

Not compared

Product page

www.logitech.com/en-us/shop/p/signature-comfort-plus-m850l1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026

steelseries.com/gaming-mice/rival-3-gen-21Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026

Spec sheet

www.logitech.com/en-us/shop/p/signature-comfort-plus-m850l1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026

steelseries.com/gaming-mice/rival-3-gen-21Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026The exact current product Specifications accordions are the reference. No separate exact maker datasheet found. Old /rival-3-wireless-gen-2 address returns Page not found.

Manual

www.logitech.com/content/dam/support/mice/m850-l/m850-l-ww.pdf3Owner's manuallogitech.com/content/dam/support/mice/m850-l/m850-l-ww.pdfRead 14 October 2026

downloads.steelseriescdn.com/guides/MO_rival_3_gen_2_wl_pig_web.pdf7Owner's manualdownloads.steelseriescdn.com/guides/MO_rival_3_gen_2_wl_pig_web.pdfRead 23 October 2026

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

Not available

Not available

Warranty

0 of 1 differ

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

1year1Maker product pagelogitech.com/en-us/shop/p/signature-comfort-plus-m850lRead 14 October 2026US page states a 1-Year Limited Hardware Warranty. The EU and GB pages state 2 years.

1year1Maker product pagesteelseries.com/gaming-mice/rival-3-gen-2Read 23 October 2026Exact US Offer warranty promises 12 months. Other regional statutory terms are not inferred.

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