Average score
Product 1: Logitech G502 X Lightspeed
4.0
Product 2: ASUS ROG Harpe II Ace
4.4
2.4GHz connectivity
Product 1: Logitech G502 X Lightspeed
4.5

The reviews that mention the receiver describe 2.4GHz operation through the included wireless dongle and report solid PC connection behavior.

Product 2: ASUS ROG Harpe II Ace
4.8

Reviews repeatedly support the 2.4GHz path as the mouse's primary high-performance connection, including wireless 8K polling through the dongle and tri-mode switching with wired and Bluetooth options.

acceleration control
Product 1: Logitech G502 X Lightspeed
4.8

Sensor-focused comments consistently point to clean movement handling, with reviewers calling out zero acceleration, no jitter, and no unwanted filtering or smoothing.

Product 2: ASUS ROG Harpe II Ace
4.5

Acceleration behavior is supported mainly through tracking tests: reviewers reported no odd acceleration or cited the high 50G acceleration capability, which supports reliable fast-swipe control rather than adjustable acceleration tuning.

Accuracy and tracking precision
Product 1: Logitech G502 X Lightspeed
4.7

Tracking precision is treated as a strength: reviewers cite exact hand tracking, 1:1 tracking, and submicron movement tracking.

Product 2: ASUS ROG Harpe II Ace
4.8

Aiming precision is one of the clearest strengths. Reviewers describe fine corrections, minimal movements, and real-game reticle control as stable, precise, and natural.

balance and weight distribution
Product 1: Logitech G502 X Lightspeed
No score yet
Product 2: ASUS ROG Harpe II Ace
4.8

Balance is praised in the reviews that discuss it directly, with one noting better hand balance from the shell geometry and another calling the weight and balance spot-on.

battery life
Product 1: Logitech G502 X Lightspeed
4.7

Battery life is one of the clearest strengths, with multiple reviews citing 140-hour expectations or testing and another review still calling battery life solid.

Product 2: ASUS ROG Harpe II Ace
4.3

Battery life is strong at standard polling, with multiple reviews citing roughly 98-101 hours or several long sessions, but several also warn that 8K mode drains it much faster.

Bluetooth support
Product 1: Logitech G502 X Lightspeed
1.0

The only direct Bluetooth evidence says the mouse does not include Bluetooth connectivity, so this scores as a missing feature rather than a strength.

Product 2: ASUS ROG Harpe II Ace
4.7

Bluetooth is consistently supported as part of the tri-mode setup and is described as stable enough for productivity or multi-device use, though competitive use generally favors 2.4GHz.

build quality
Product 1: Logitech G502 X Lightspeed
4.0

Build impressions are split: one review found loose-feeling construction, while others reported robust build quality, no drop-test damage, and sturdy assembly.

Product 2: ASUS ROG Harpe II Ace
4.7

Build quality is broadly praised. Reviewers describe a solid shell, rigid nylon construction, no creaking or flexing in most samples, and a premium-feeling chassis despite the very low weight.

button customization
Product 1: Logitech G502 X Lightspeed
4.5

Customization is well supported through remappable buttons, swappable or repositionable controls, DPI adjustment, and G Hub assignment options.

Product 2: ASUS ROG Harpe II Ace
4.5

Customization is well supported through Gear Link, with reviewers citing browser-based changes to DPI, button assignments, lighting, lift-off distance, debounce, and Zone Mode.

button responsiveness
Product 1: Logitech G502 X Lightspeed
4.5

Button responsiveness is generally positive, with reviewers reporting reliable buttons, responsive clicks, and satisfying response during use.

Product 2: ASUS ROG Harpe II Ace
4.6

Button responsiveness is rated highly where tested, with immediate main-key response, consistent clicks, and fast actuation noted across multiple reviews.

cable flexibility
Product 1: Logitech G502 X Lightspeed
3.7

Cable flexibility has limited evidence, but the one direct review describes the included rubber cable as soft and supple.

Product 2: ASUS ROG Harpe II Ace
4.4

Cable flexibility is supported in the reviews that mention the included USB-C cable, which is described as flexible or thin enough for wired play.

charging convenience
Product 1: Logitech G502 X Lightspeed
4.6

Charging convenience scores well because reviewers repeatedly highlight USB-C charging, included USB-C cabling, and easy charging between sessions.

Product 2: ASUS ROG Harpe II Ace
4.8

Charging convenience is a strength where discussed: USB-C charging, quick cable top-ups, and play-while-charging reduce downtime.

claw grip comfort
Product 1: Logitech G502 X Lightspeed
4.2

Claw grip has limited but direct support from one review that found claw use felt good.

Product 2: ASUS ROG Harpe II Ace
4.6

Claw grip comfort is a recurring strength. Reviewers repeatedly describe the shape as well suited to claw grip, helped by the low hump, tapering sides, and light shell.

click latency
Product 1: Logitech G502 X Lightspeed
4.5

Click latency is scored highly from repeated claims of instant click registration, faster response rate, optical actuation, and reduced click latency.

Product 2: ASUS ROG Harpe II Ace
4.8

Click latency is supported by optical switch and movement-delay evidence, with reviewers noting immediate response, no noticeable delay, and very quick optical actuation.

click noise
Product 1: Logitech G502 X Lightspeed
3.1

Click noise is mixed: one review criticized cheap, echoey click sound, while another described the switches as producing a satisfying click sound.

Product 2: ASUS ROG Harpe II Ace
4.2

Noise evidence is limited but mixed-positive: one review says the primary clicks are slightly louder than the predecessor, while another praises the scroll wheel as smooth and quiet.

connection stability
Product 1: Logitech G502 X Lightspeed
4.8

Connection stability is strong where directly discussed, with reviews reporting no lag, no dropped connections, and no issues with the 2.4GHz connection.

Product 2: ASUS ROG Harpe II Ace
4.9

Connection stability is consistently strong in the reviews that tested it, with stable Bluetooth, no dropouts, no ghost inputs, and no desyncs over longer sessions.

cross-platform compatibility
Product 1: Logitech G502 X Lightspeed
3.1

Cross-platform or multi-machine use is mixed: onboard profiles help across machines, but one review reported a MacBook Air detection failure.

Product 2: ASUS ROG Harpe II Ace
4.7

Cross-platform and multi-device use is supported by Gear Link's browser approach and one reviewer switching between a gaming PC and MacBook over different connection modes.

debounce customization
Product 1: Logitech G502 X Lightspeed
No score yet
Product 2: ASUS ROG Harpe II Ace
4.2

Debounce customization is directly supported by Gear Link evidence in one review, which mentions adjusting debounce along with DPI, lift-off distance, and Zone Mode.

dock compatibility
Product 1: Logitech G502 X Lightspeed
4.2

Charging-mat and PowerPlay evidence supports dock-style compatibility, with multiple reviews mentioning PowerPlay or wireless charging mat support.

Product 2: ASUS ROG Harpe II Ace
No score yet
DPI range
Product 1: Logitech G502 X Lightspeed
4.5

DPI support is consistently strong, with reviews citing on-the-fly DPI adjustment and maximum ranges around 25,600 DPI.

Product 2: ASUS ROG Harpe II Ace
5.0

DPI range is strongly supported by repeated references to the AimPoint Pro sensor's 42K or 42,000 DPI/CPI ceiling and per-step DPI adjustment.

durability over time
Product 1: Logitech G502 X Lightspeed
4.3

Durability evidence is positive but not extensive, with one review reporting no drop-test damage and switch design intended to reduce mechanical wear.

Product 2: ASUS ROG Harpe II Ace
4.4

Durability over time is supported by durable switch ratings and short-term testing where clicks and chassis feel stayed consistent, though long-term multi-year evidence is not present.

ecosystem integration
Product 1: Logitech G502 X Lightspeed
4.4

Ecosystem integration is a recurring advantage through shared Lightspeed receivers, Logitech keyboard pairing, and syncable lighting or audio profiles.

Product 2: ASUS ROG Harpe II Ace
4.0

Ecosystem integration is supported modestly through ROG Gear Link, Armoury Crate references, RGB/Bluetooth additions, and the broader Ace collection context, but it is not a dominant review theme.

ergonomic design
Product 1: Logitech G502 X Lightspeed
4.2

The ergonomic design is generally praised through references to thumb support, ergonomic contours, and grip-style adaptability.

Product 2: ASUS ROG Harpe II Ace
4.5

Ergonomic design is supported by reviewers describing neutral shaping, tapering sides, contoured buttons, and a shape that gets out of the way rather than forcing one grip style.

fingertip grip comfort
Product 1: Logitech G502 X Lightspeed
4.2

Fingertip comfort has limited direct evidence, but the available review says fingertip grip felt good.

Product 2: ASUS ROG Harpe II Ace
4.6

Fingertip grip comfort is a recurring strength. Several reviewers mention fingertip suitability, lower hump control, and easier micro-adjustments.

FPS gaming suitability
Product 1: Logitech G502 X Lightspeed
3.6

FPS suitability is divided: several reviewers enjoyed aim control and low latency, while others found the weight and extra buttons less ideal for FPS players.

Product 2: ASUS ROG Harpe II Ace
4.8

FPS suitability is strong. Reviews repeatedly frame the mouse around esports and shooters, citing fast tracking, low delay, smooth flicks, and competitive play benefits.

glide smoothness
Product 1: Logitech G502 X Lightspeed
4.1

Glide is mostly positive, with reviewers citing PTFE feet, smooth movement on mats, and slick desk movement, though one review called stock skates merely fine.

Product 2: ASUS ROG Harpe II Ace
4.7

Glide smoothness is heavily supported. Reviewers praise the PTFE feet, rounded edges, low-friction glide, and smooth movement across pads or desks.

grip texture
Product 1: Logitech G502 X Lightspeed
4.4

Grip texture is a strength where mentioned, with reviewers noting textured rubber grips, grippy side lines, and rubberized thumb areas.

Product 2: ASUS ROG Harpe II Ace
4.3

Grip texture is mostly positive but not universal. Reviewers praise grippy matte or rubberized coatings, while some note slipperiness, fingerprints, or smudging.

handedness options
Product 1: Logitech G502 X Lightspeed
2.5

Handedness options are weak because the direct evidence describes the mouse as made for right-handed users.

Product 2: ASUS ROG Harpe II Ace
3.8

Handedness is mixed. Some reviews call the shell ambidextrous or usable by left-handers, while others emphasize left-side buttons that make it better suited to right-handed users.

left and right click quality
Product 1: Logitech G502 X Lightspeed
4.1

Main click quality is mixed: reviews praised easy rapid clicking and reduced pre-travel, while broader click impressions included some premium-feel reservations.

Product 2: ASUS ROG Harpe II Ace
4.6

Left and right click quality is mostly strong, with crisp, sharp, consistent clicks and precise feedback, though one early sample had trigger rattle.

lift-off distance
Product 1: Logitech G502 X Lightspeed
No score yet
Product 2: ASUS ROG Harpe II Ace
4.2

Lift-off distance is directly supported by settings and test references, including Gear Link LOD adjustment and measured loss of tracking at low card-thickness ranges.

long-session comfort
Product 1: Logitech G502 X Lightspeed
4.4

Long-session comfort is strong, with reviewers citing no hand fatigue, little hand adjustment, and comfortable hold during longer use.

Product 2: ASUS ROG Harpe II Ace
4.5

Long-session comfort is generally positive because of low fatigue, low mass, and reliable shape, though palm-grip users with larger hands may prefer a fuller mouse.

macro support
Product 1: Logitech G502 X Lightspeed
4.6

Macro support is clearly present through G Hub, with reviews describing program-specific macros and assigning macros to customizable buttons.

Product 2: ASUS ROG Harpe II Ace
4.0

Macro support is only lightly supported through the reviewer’s description of button remapping with a secondary function layer, so the score is conservative rather than a broad macro claim.

materials quality
Product 1: Logitech G502 X Lightspeed
3.5

Materials quality is mixed: soft-touch plastic and low fingerprinting are praised, while glossy areas and untextured smooth plastic draw criticism.

Product 2: ASUS ROG Harpe II Ace
4.6

Materials quality is strong: reviewers repeatedly cite bio-based nylon, rigid construction, and a premium shell that keeps weight low without obvious fragility.

MMO gaming suitability
Product 1: Logitech G502 X Lightspeed
4.5

MMO suitability is one of the better-supported use cases because several reviews highlight many buttons and MMO-focused control flexibility.

Product 2: ASUS ROG Harpe II Ace
2.8

MMO suitability is weak because the mouse offers limited buttons; one review explicitly says the button layout is limited for MMO gamers.

MOBA gaming suitability
Product 1: Logitech G502 X Lightspeed
4.3

MOBA suitability has limited direct support, but one review says MOBA players should have no trouble because the extra buttons remain unobtrusive.

Product 2: ASUS ROG Harpe II Ace
No score yet
motion consistency
Product 1: Logitech G502 X Lightspeed
4.7

Motion consistency is supported by direct testing that found no jittering or phantom movements.

Product 2: ASUS ROG Harpe II Ace
4.9

Motion consistency is excellent in the reviews, with stable cursor behavior, no jitter, tracking steadiness, motion sync, and no weird wireless or sensor behavior.

onboard memory
Product 1: Logitech G502 X Lightspeed
4.7

Onboard memory is consistently supported by repeated mentions of five onboard profiles and settings saved to onboard profiles.

Product 2: ASUS ROG Harpe II Ace
2.0

Onboard memory is a clear weakness in the review that discusses it directly, noting that profiles are not stored permanently on the mouse.

palm grip comfort
Product 1: Logitech G502 X Lightspeed
4.2

Palm grip comfort is generally positive because reviewers repeatedly associate the shape with palm grip comfort, though reach issues remain for some hands.

Product 2: ASUS ROG Harpe II Ace
3.6

Palm grip comfort is mixed. Some reviews say the shape can work for palm grip, but others say larger-handed palm users may prefer fuller support from alternatives.

polling rate
Product 1: Logitech G502 X Lightspeed
3.7

Polling-rate evidence is limited and mixed: 1000Hz is considered enough by one reviewer, but also behind newer higher-polling competitors.

Product 2: ASUS ROG Harpe II Ace
5.0

Polling rate is one of the strongest supported specs, with many reviews highlighting native 8,000Hz/8K polling, including wireless operation without an extra booster.

portability
Product 1: Logitech G502 X Lightspeed
4.4

Portability is helped by onboard dongle storage, magnetic storage covers, and reviews that call the mouse a good portable option.

Product 2: ASUS ROG Harpe II Ace
4.3

Portability is good thanks to low weight, compact travel friendliness, and dongle storage, but one review notes that a carrying bag would have improved the package.

premium feel
Product 1: Logitech G502 X Lightspeed
3.3

Premium feel is mixed: some reviewers mention stylish finish, but others criticize plastic feel, glossy wear, and high-end expectations not fully met.

Product 2: ASUS ROG Harpe II Ace
4.3

Premium feel is supported by high-quality impressions, solid premium shell comments, and a rigid finish, although one lightweight chassis was described as initially hollow by one reviewer.

profile switching
Product 1: Logitech G502 X Lightspeed
4.4

Profile switching is a strength, with reviews describing easy switching, five profile support, and built-in profiles.

Product 2: ASUS ROG Harpe II Ace
3.4

Profile switching has mixed support. Gear Link supports multiple profiles, but one review says profiles are not stored permanently, making multi-PC use less seamless.

programmable buttons
Product 1: Logitech G502 X Lightspeed
4.6

Programmable button support is one of the most repeated strengths, with reviews citing 11 to 13 programmable controls and many extra buttons.

Product 2: ASUS ROG Harpe II Ace
4.5

Programmable buttons are supported by key assignment and freely assignable button evidence, though the number of buttons remains focused on shooter use rather than shortcut-heavy games.

RGB features
Product 1: Logitech G502 X Lightspeed
3.1

RGB is a mixed feature because it exists mainly on the Plus variant, costs extra, and can reduce battery life or add weight.

Product 2: ASUS ROG Harpe II Ace
4.0

RGB features are present but secondary. Reviews mention RGB lighting, scroll wheel lighting, adjustable lighting, and Zone Mode disabling lighting to save power.

scroll wheel quality
Product 1: Logitech G502 X Lightspeed
3.5

Scroll wheel quality is highly polarized: reviewers praise free-scroll usefulness and hyperfast scrolling, but several criticize ratcheted feel, sound, or looseness.

Product 2: ASUS ROG Harpe II Ace
4.5

Scroll wheel quality is positive overall, with reviewers citing precise clicks, defined tactile notches, good tensioning, and smooth quiet scrolling.

sensor performance
Product 1: Logitech G502 X Lightspeed
4.6

Sensor performance is consistently positive through Hero 25K references, strong tracking, and zero smoothing or acceleration claims.

Product 2: ASUS ROG Harpe II Ace
4.9

Sensor performance is consistently excellent, with reviewers praising the AimPoint Pro sensor, flawless tracking, high DPI capability, and strong practical gaming performance.

shape comfort
Product 1: Logitech G502 X Lightspeed
4.2

Shape comfort is broadly positive, especially for larger hands and thumb-rest users, though a few comparisons and reach issues keep it from being perfect.

Product 2: ASUS ROG Harpe II Ace
4.5

Shape comfort is generally strong for claw and fingertip users and medium-to-large symmetrical-mouse fans, but reviewers note that shape fit still depends on hand size and grip style.

side button quality
Product 1: Logitech G502 X Lightspeed
3.1

Side button quality is mixed because reviewers like the modular sniper button but repeatedly mention reach problems and accidental fat-fingering.

Product 2: ASUS ROG Harpe II Ace
4.6

Side button quality is generally strong. Reviewers praise crisp feel, placement, accidental-press prevention, and solid implementation, with one long-finger caveat.

software stability
Product 1: Logitech G502 X Lightspeed
2.2

Software stability is a weakness in the evidence, with reviews describing G Hub behavior going haywire or the mouse not being recognized.

Product 2: ASUS ROG Harpe II Ace
3.2

Software stability is mixed. Gear Link is described as responsive and better than Armoury Crate, but one reviewer worries about web dependency and server availability.

software usability
Product 1: Logitech G502 X Lightspeed
3.3

Software usability is mixed: G Hub offers DPI, macros, and profiles, but several reviewers could not access it, could not customize fully, or called it bad.

Product 2: ASUS ROG Harpe II Ace
4.5

Software usability is one of the product's clearest strengths. Reviewers repeatedly praise Gear Link as browser-based, clear, responsive, intuitive, and easier than installing heavier software.

surface compatibility
Product 1: Logitech G502 X Lightspeed
3.8

Surface compatibility is modestly positive, with reviewers reporting acceptable or smooth movement on desks and mouse mats.

Product 2: ASUS ROG Harpe II Ace
4.9

Surface compatibility is strong. Reviewers cite track-on-glass, surface calibration, varied-surface tracking, and successful use across glass, wood, hard surfaces, and mouse pads.

switch durability
Product 1: Logitech G502 X Lightspeed
4.5

Switch durability is supported by optical-mechanical switch design claims, reduced wear, double-click prevention, and wear-and-tear resilience.

Product 2: ASUS ROG Harpe II Ace
4.9

Switch durability is strongly supported by repeated 100-million-click ratings for the optical switches and durable microswitch language.

switch feel
Product 1: Logitech G502 X Lightspeed
4.2

Switch feel is mostly positive for crispness and responsiveness, though one review found the clicks not especially tactile.

Product 2: ASUS ROG Harpe II Ace
4.6

Switch feel is mostly positive, with repeated praise for crisp, decisive, clicky, and consistent optical switches, though one reviewer found them only okay.

value for money
Product 1: Logitech G502 X Lightspeed
3.2

Value is mixed and price-sensitive: some reviews found acceptable sale pricing, while others called MSRP pricey or a worse deal against newer rivals.

Product 2: ASUS ROG Harpe II Ace
3.9

Value for money is mixed. Reviewers call the price premium or not cheap, but several also describe it as competitive or smartly priced against other flagship mice.

weight
Product 1: Logitech G502 X Lightspeed
3.1

Weight is a recurring caveat: reviewers note reductions from older versions, but also repeatedly call it heavy or not especially light by current standards.

Product 2: ASUS ROG Harpe II Ace
5.0

Weight is one of the strongest attributes, with almost every review emphasizing the 46-48g range and praising the mouse as ultralight or extremely easy to move.

weight tuning
Product 1: Logitech G502 X Lightspeed
1.5

Weight tuning is weak because the direct evidence says this version lacks additional weights.

Product 2: ASUS ROG Harpe II Ace
No score yet
wireless latency
Product 1: Logitech G502 X Lightspeed
4.6

Wireless latency is strong where tested or discussed, with reviewers reporting no spikes, low-latency Lightspeed, and wired-like response.

Product 2: ASUS ROG Harpe II Ace
4.9

Wireless latency is excellent where discussed, with reviewers noting no delay, instant 2.4GHz response, low latency, and minimal interference.

wireless performance
Product 1: Logitech G502 X Lightspeed
4.6

Wireless performance is consistently strong, with reviews citing excellent wireless behavior, instant response, fast connectivity, and Logitech wireless confidence.

Product 2: ASUS ROG Harpe II Ace
5.0

Wireless performance is excellent overall, with native 8K wireless, strong SpeedNova performance, low interference, and wired-like feel appearing across several reviews.