Compare Logitech G309 Lightspeed vs ASUS ROG Keris II Ace

2.4GHz connectivity was useful for low-latency performance, though one reviewer disliked needing separate Lightspeed receivers.

Reviewers discussed the 2.4GHz receiver mainly as part of the broader wireless setup, with praise for low-latency use when paired with the booster.

The acceleration spec was only scored where a reviewer connected the 50g capability to confident fast maneuvers in FPS play.

Reviewers consistently found tracking accurate and precise, from PCMag saying it nailed precision to gaming and editing tests that reported quick, accurate movement.

Reviewers consistently praised tracking accuracy and precision, with only one reviewer warning that extreme DPI values became irregular.

Weight distribution was a recurring concern, especially with the AA battery, though one review found the center-rear balance acceptable.

Weight distribution was usually praised as well balanced, though one reviewer found the mouse slightly forward-balanced.

Battery life was one of the clearest strengths, with reviewers repeatedly praising 300-hour AA use, Bluetooth endurance, or PowerPlay's unlimited runtime.

Battery life was generally praised as good to excellent, with caveats that high polling rates and active use drain it faster.

Bluetooth support was widely appreciated for dual-device use, easy pairing, travel, and work-and-gaming flexibility.

Bluetooth was viewed as a useful convenience for work, travel, and multi-device use, not as the preferred competitive mode.

Build quality was consistently praised, with reviewers calling the shell sturdy, professional, well-built, or tank-like.

Build quality was mostly strong, with repeated praise for rigidity and lack of flex, though one reviewer reported average build with creaking.

Button customization was considered useful through G Hub, with remapping and binding flexibility praised even when advanced depth was limited.

Customization was considered adequate to strong where reviewers described remapping, DPI, and profile tools as straightforward or sufficient.

Button responsiveness was a repeated strength, with many reviewers praising quick rebound, light actuation, satisfying clicks, and fast response in games.

Button responsiveness was praised for snappy, reliable, and fast actuation in several reviews.

The cable was usually praised as flexible, free-flowing, and low-friction, with one reviewer calling it a bit stiff.

Charging convenience was strongest with PowerPlay or AA swapping, though one review disliked the lack of USB-C charging.

Charging and dongle convenience were mixed: USB-C and cable placement helped, but the booster/dongle setup could feel chunky.

Claw grip comfort was generally stronger than palm feedback, with reviewers calling the shape claw-friendly, though one claw-grip assessment was negative.

Claw-grip comfort was generally positive, especially relaxed claw, though hand size affected comfort.

Click latency impressions were strong where tested, with reviewers describing immediate response and quick mouse input reaction in games.

Click latency was praised as very low or competitive, including measured or perceived fast response.

Click noise was only judged in one review, which found the clicks somewhat loud but not as loud as a pricier Logitech model.

Click noise impressions were mixed, from quiet and pleasant to fairly loud, depending on reviewer and switch comparison.

Connection stability was strong where tested, with reviewers reporting trouble-free gaming connections, easy connectivity, and no hiccups or lag.

Connection stability was strongly praised, with reviewers reporting no dropouts, hiccups, or interference.

Cross-platform compatibility was strong in the few reviews that tested it, with use across gaming rigs, work laptops, Chrome OS, Android, and iPad-style scenarios.

Cross-platform use was praised through Bluetooth multi-device pairing and easy movement between PCs, laptops, tablets, and handhelds.

Debounce customization was criticized only where advanced software tweaks were discussed, with TechRadar noting debounce time adjustment was absent.

Dock compatibility was a clear advantage for PowerPlay owners, with reviewers calling it a strong pairing and a path to unlimited battery life.

DPI range was viewed as useful for presets and micro-adjustments, especially by reviewers who valued sensitivity control for gaming and desktop precision.

The DPI ceiling was seen as technically impressive, but one reviewer found very high DPI practically unusable.

Long-term durability was not directly tested, but switch durability and repairability evidence supported limited durability scoring.

Ecosystem integration was supported by TechRadar's positive take on G Hub integration working as intended.

Ecosystem integration was praised where reviewers used the Omni receiver or Aura Sync-style setup without delays.

Ergonomics were mostly positive where discussed, especially for comfort and control placement, though one reviewer wanted more curves.

The ergonomic design was broadly praised for right-handed comfort, while left-handed users were consistently excluded.

Fingertip comfort was generally usable to good, with reviewers noting the smaller shape and fingertip-oriented handling, but not universally ideal.

Fingertip grip comfort was mixed; some found it possible, while others found the ergonomic shell awkward for fingertip use.

Firmware reliability was mixed: one reviewer completed a wireless firmware update easily, while another was blocked from customization until updating through the receiver.

FPS gaming suitability was mostly positive, with reviewers reporting good performance in shooters, though some said it does not stand out for esports.

FPS suitability was one of the strongest areas, with repeated praise for competitive aiming, speed, and esports performance.

Glide smoothness was mostly positive, with several reviewers praising low resistance and smooth movement, while one strongly disliked the skates.

Glide smoothness was consistently praised across stock PTFE feet and multiple surfaces.

Grip texture was mixed: included grip tape helped a lot, but the smooth sides or coating were criticized for slipperiness and ordinary feel.

Grip texture was the most divided attribute, ranging from non-slip praise to strong complaints about slippery coating.

Handedness options were weak despite the symmetrical shell, because reviewers noted the left-side buttons make it right-hand favored.

Handedness scored low because reviewers repeatedly noted the right-handed ergonomic shape and lack of a left-handed option.

Main click quality was generally strong: reviewers liked the front buttons' responsiveness, satisfying feel, and snappy actuation.

Left and right click quality was mostly positive, with praise for consistency and similar actuation between sides.

Lift-off related customization was criticized only in TechRadar's review, which noted the lack of lift-off adjustment among missing advanced tweaks.

Lift-off distance was mixed: one reviewer liked the low setting, while another found low too low and high too high.

Long-session comfort was mostly positive for work and gaming, though one negative review reported fatigue during a long session.

Long-session comfort was strongly positive where reviewers mentioned low strain, no hand pain, or reduced fatigue.

Macro support was positively noted in one review through G Hub, where the reviewer highlighted the ability to create macros.

Materials quality was positive but not luxurious; reviewers described sturdy plastic and materials that combined appearance with function.

Materials quality was scored through reviewer judgments about the nylon/PBT shell, coating, and perceived premium or slippery feel.

MMO gaming suitability was limited because reviewers felt the six-button layout lacked enough extra buttons for MMORPG play.

MMO suitability had limited but positive evidence from FFXIV/raid use and button mapping comments.

MOBA gaming suitability was mixed: DOTA and League testing was positive, but multiple reviews wanted more buttons for MOBA-style play.

Motion consistency was praised in Tom's Hardware's sensor testing, which described movement as precise, consistent, and accurate.

Motion consistency was praised through comments about precise recognition, consistent tracking, and polling stability.

Onboard memory was praised by one reviewer for saving sensitivity profiles to the mouse and using them on a computer without G Hub.

Onboard control and memory features were praised when reviewers could change settings or avoid software.

Palm grip comfort was mixed, with some noting improved or accommodating palm support and others finding the mouse smaller or more claw-oriented.

Palm grip comfort was positive for average or compatible hands, though not universal for larger hands.

Polling rate drew mixed reactions: 1,000Hz was treated as standard and adequate by some, while several reviewers noted it trails higher-end competitive mice.

Polling rate support was widely praised, especially 4K wireless and included booster access, with some debate over 8K usefulness.

Portability was generally good thanks to Bluetooth, battery power, and dongle storage, though one reviewer had a travel problem after leaving the receiver behind.

Portability was supported by dongle storage, Bluetooth, and multi-device/travel use.

Premium feel was mixed to weak overall: a few found the unboxing or shape premium, but several called the design generic, boring, or not high-profile.

Premium feel was mixed: some found the mouse premium, while others felt the coating or hollow shell hurt the premium impression.

Profile switching was viewed favorably, especially for on-the-fly sensitivity changes and multiple profile support.

Profile switching was mixed, with praise for onboard switching but criticism of the underside DPI/profile button placement.

Programmable button usefulness was adequate but limited by the six-button layout; reviewers liked remapping but noted there is not much to remap.

Programmable buttons were considered competitive and sufficient for this class, though not extensive like MMO mice.

RGB opinions were mixed: some reviewers missed RGB or found the mouse plain, while one reviewer liked not worrying about lighting.

RGB was generally appreciated as a rare lightweight-mouse touch, though a few reviewers disliked the implementation.

Scroll wheel feedback was divided, with some praising tactile scrolling and others criticizing stiffness, heavy middle-click feel, wide ratchet steps, or lack of free-wheel scrolling.

Scroll wheel quality was mixed, ranging from excellent and distinct to average, light, or prone to overscrolling.

Sensor feedback was mostly positive, with reviewers calling the Hero 25K reliable, accurate, and easy with quick swipes, though one review called it snappy without standing out.

Sensor performance was one of the best-reviewed areas, repeatedly described as accurate, top-tier, or flawless.

Shape comfort ranged from excellent to merely safe; several reviewers found it comfortable, while others considered it generic or not ideal for their preferred grip.

Shape comfort was generally praised, especially for right-handed ergonomic users, but hand size and finger length created caveats.

Side button quality was mixed: several reviewers found them responsive and easy to hit, while others called them merely OK, mushy, or less crisp.

Side button quality was mixed: several reviewers praised crisp placement, while others found them small, high, or stiff.

Skate durability had one strong positive review, with the feet holding up well after testing on a hard desk surface.

Skate durability had limited evidence, but one reviewer said the skates held up well on glass.

Software stability had limited evidence, with Armoury Crate Gear praised for not affecting system performance.

Software usability was generally positive for G Hub customization and clarity, though some reviewers found remapping merely usable or basic.

Software usability was the clearest weakness, with repeated complaints about Armoury Crate being bloated, slow, or needing improvement.

Surface compatibility was mixed: one reviewer recommended padded surfaces due to thin skates, while another praised performance on different surfaces.

Surface compatibility was strongly praised, including glass, mouse pads, tables, and varied surfaces.

Switch durability evidence was limited but positive, with reviewers noting no double-click or creaking issues during their testing.

Switch durability was scored where reviewers linked optical switches to double-click prevention, hot-swapping, or durability.

Switch feel was broadly praised as light, crisp, tactile, smooth, and satisfying, with only minor differences from pricier Logitech switches noted.

Switch feel was mixed but often positive, with some crisp/punchy praise and some dull or mushy complaints.

Value was highly split: some reviewers called it affordable or well-priced, while others found it average, PowerPlay-dependent, or hard to recommend.

Value was mixed: reviewers praised the feature set but often called the price expensive or hard to justify.

Weight was the most divided attribute: PowerPlay or battery-free use made it feel light, but the AA setup felt heavy or back-heavy to several reviewers.

Weight was consistently praised as very light, impressive, and control-friendly.

Weight tuning was praised when PowerPlay, battery swaps, or other changes reduced weight, but one reviewer disliked needing modifications to improve it.

Wireless latency was a strength in gaming impressions, with reviewers praising low-latency or no-latency wireless response.

Wireless latency was praised in 2.4GHz mode but Bluetooth was criticized as too latent for competitive gaming.

Wireless performance was consistently strong, with reviewers reporting robust performance, no noticeable latency, and no wireless signal problems.

Wireless performance was repeatedly praised as low-latency, stable, and responsive.