Average score
Product 1: Logitech G309 Lightspeed
3.9
Product 2: ROG Harpe Ace Extreme
4.2
2.4GHz connectivity
Product 1: Logitech G309 Lightspeed
4.5

Reviews consistently describe two wireless paths: Lightspeed through a USB receiver or dongle and Bluetooth. Lightspeed is framed as the performance-first option.

Product 2: ROG Harpe Ace Extreme
4.8

Reviews consistently identify 2.4GHz wireless as the main performance connection, often tied to the Omni receiver or polling-rate booster. The mode is treated as the best route for high polling and gaming responsiveness.

acceleration control
Product 1: Logitech G309 Lightspeed
4.7

Acceleration evidence is limited but positive where discussed: reviewers cite the Hero sensor's 40G acceleration support and zero smoothing, filtering, or acceleration claims.

Product 2: ROG Harpe Ace Extreme
5.0

Sensor acceleration handling is documented through repeated 50G acceleration specifications. The reviews support strong acceleration capability, though they do not describe a separate user-facing acceleration tuning feature.

Accuracy and tracking precision
Product 1: Logitech G309 Lightspeed
4.6

Tracking and aim precision are strong themes across reviews, with the mouse described as accurate, precise, quick, and dependable in games and productivity.

Product 2: ROG Harpe Ace Extreme
5.0

Tracking accuracy is one of the strongest areas: reviewers describe the sensor as accurate, precise, consistent, and difficult to disrupt across testing and gameplay.

balance and weight distribution
Product 1: Logitech G309 Lightspeed
2.7

Balance is mixed. Reviews that focus on weight distribution often find the AA battery makes the mouse rear-heavy or concentrated toward the center-rear.

Product 2: ROG Harpe Ace Extreme
4.8

Balance is described positively where tested, with reviewers noting solid balance and excellent weight distribution that does not tilt when lifted.

battery life
Product 1: Logitech G309 Lightspeed
4.4

Battery life is a major strength. Reviews repeatedly cite about 300 hours over Lightspeed or AA power and up to 600 hours over Bluetooth, with PowerPlay removing normal battery worries.

Product 2: ROG Harpe Ace Extreme
3.6

Battery life is usable but not class-leading. Several reviews cite 70-hour 2.4GHz figures at 1,000Hz, while high polling and RGB reduce runtime substantially.

Bluetooth support
Product 1: Logitech G309 Lightspeed
4.5

Bluetooth support is broadly confirmed and useful. Reviewers use it for laptops, work devices, travel, and quick switching alongside Lightspeed.

Product 2: ROG Harpe Ace Extreme
4.9

Bluetooth is repeatedly confirmed as present alongside 2.4GHz and wired modes. Reviewers treat it as a convenience mode rather than the main gaming connection.

build quality
Product 1: Logitech G309 Lightspeed
4.4

Build quality is generally positive, with reviewers calling it sturdy, well-built, secure, and resistant to flex. The design is simple rather than flashy.

Product 2: ROG Harpe Ace Extreme
4.6

Build quality is a major strength in most reviews, especially the stiff carbon-fiber top shell, tight buttons, and lack of creaking or flex. A few critiques focus on the nylon/plastic lower section rather than structural weakness.

button customization
Product 1: Logitech G309 Lightspeed
4.1

Button customization is well supported through Logitech G Hub, with remapping, assignments, sensitivity profiles, and customizable controls noted across reviews.

Product 2: ROG Harpe Ace Extreme
4.5

Button and performance customization are well supported through Armoury Crate Gear, Armoury Crate, and hardware controls. Reviewers cite remapping, DPI, polling, lift-off, lighting, and related adjustments.

button responsiveness
Product 1: Logitech G309 Lightspeed
4.2

Button responsiveness is strong overall. Primary clicks are repeatedly described as responsive, fast, snappy, and easy to actuate, though some secondary inputs are less praised.

Product 2: ROG Harpe Ace Extreme
4.9

Button responsiveness is generally strong, with many reviews praising precise, brisk, instant, or consistent actuation. One review reports a left-click pre-travel defect, so the evidence is strong but not perfectly uniform.

cable flexibility
Product 1: Logitech G309 Lightspeed
No score yet
Product 2: ROG Harpe Ace Extreme
4.0

Cable impressions are mixed. Several reviews call the paracord-style cable flexible or lightweight, while others say it is stiff or not especially good.

charging convenience
Product 1: Logitech G309 Lightspeed
4.3

Charging convenience depends heavily on PowerPlay. With PowerPlay it offers cable-free, battery-free use, but reviews note the accessory cost and lack of USB-C charging.

Product 2: ROG Harpe Ace Extreme
3.9

Charging is handled through USB-C and wired operation. Reviews describe it as functional and convenient enough, though wired mode can have polling-rate limits depending on setup.

claw grip comfort
Product 1: Logitech G309 Lightspeed
3.9

Claw grip comfort is mixed but often positive. Several reviewers liked the claw-oriented shape, while one found the flatter button profile less ideal for claw grip.

Product 2: ROG Harpe Ace Extreme
4.0

Claw grip support is broadly positive, especially for medium to large hands. Several reviewers identify claw as a natural fit, though smaller hands may find the mouse long or awkward.

click latency
Product 1: Logitech G309 Lightspeed
4.0

Click latency evidence is narrow but favorable where discussed. Reviewers connect Lightspeed, optical-only behavior, and quick reporting with lower latency.

Product 2: ROG Harpe Ace Extreme
5.0

Click latency is presented as very low, helped by optical switches and high polling modes. Measurements and subjective comments support fast response, with little reason to worry about delay.

click noise
Product 1: Logitech G309 Lightspeed
3.0

Click-noise evidence is limited. One review explicitly says the clicks are a little loud, so this area is not a quiet-mouse strength.

Product 2: ROG Harpe Ace Extreme
3.1

Click noise is mixed. Some reviewers find the clicks pleasant or not annoying, while others describe the switches or side buttons as loud.

connection stability
Product 1: Logitech G309 Lightspeed
4.3

Connection stability is generally good. Reviews report strong wireless behavior, no hiccups, no lag, and reliable dongle or Bluetooth operation.

Product 2: ROG Harpe Ace Extreme
4.3

Connection stability is mostly praised through stable wireless and strong receiver performance, but one review reports wireless disconnects during gameplay, making this a generally strong but not flawless area.

cross-platform compatibility
Product 1: Logitech G309 Lightspeed
4.3

Cross-platform evidence is positive where tested, including Windows, macOS or G Hub, Chrome OS, Android, iPad, work laptops, and dual-device use.

Product 2: ROG Harpe Ace Extreme
No score yet
debounce customization
Product 1: Logitech G309 Lightspeed
1.5

Debounce customization is weak. TechRadar explicitly notes the absence of debounce-time adjustments along with other advanced tuning options.

Product 2: ROG Harpe Ace Extreme
3.0

Debounce support is mixed in a narrow way: optical switches allow very low debounce behavior, but multiple reviews note no user-adjustable debounce setting.

DPI range
Product 1: Logitech G309 Lightspeed
4.3

The DPI range is strong, with multiple reviews citing 100 to 25,600 DPI, 25,600 max DPI, or flexible sensitivity presets.

Product 2: ROG Harpe Ace Extreme
4.9

The DPI/CPI ceiling is repeatedly cited at 42,000, with several reviews also discussing fine adjustment steps. The range is clearly flagship-level.

durability over time
Product 1: Logitech G309 Lightspeed
4.0

Durability-over-time evidence is limited. The clearest long-use evidence is sturdy construction and skate condition after weeks, while one reviewer notes true long-term durability could not be tested.

Product 2: ROG Harpe Ace Extreme
5.0

Durability evidence centers on structural integrity, carbon-fiber strength, and 100-million-click optical switches. Long-term field wear is not deeply tested, but the stated and observed durability signals are strong.

ecosystem integration
Product 1: Logitech G309 Lightspeed
4.2

Logitech ecosystem integration is a meaningful strength through G Hub profiles, Lightspeed devices, and especially PowerPlay compatibility.

Product 2: ROG Harpe Ace Extreme
4.0

Ecosystem integration appears through the Omni receiver, shared ASUS dongle support, Armoury software, and ROG peripherals. Reviewers mention the benefit, though some question how many users will need it.

ergonomic design
Product 1: Logitech G309 Lightspeed
4.1

Ergonomics are generally good for mainstream use, though not universally ideal. Reviewers praise comfort and stability while also noting flatter sides or missing curves.

Product 2: ROG Harpe Ace Extreme
4.0

Ergonomics are shape-dependent. The mouse is often comfortable for larger hands and safe grip styles, but some reviewers find the hump, length, or button height awkward.

fingertip grip comfort
Product 1: Logitech G309 Lightspeed
3.8

Fingertip comfort is discussed mainly in video reviews and is mostly acceptable, with the smaller shape and control position working better for some users than others.

Product 2: ROG Harpe Ace Extreme
3.9

Fingertip comfort is supported for some hands, but not universally. Larger hands or certain grip styles fare better; smaller-hand reviewers sometimes find the mouse too long.

firmware reliability
Product 1: Logitech G309 Lightspeed
3.7

Firmware reliability is mixed but functional. Some reviewers report easy updates, while one notes firmware updates require the Lightspeed receiver and can block customization until completed.

Product 2: ROG Harpe Ace Extreme
3.0

Firmware reliability is mixed because at least one reviewer received updates quickly but also saw sporadic 8K wireless shutoff behavior. The evidence points to active support with some remaining rough edges.

FPS gaming suitability
Product 1: Logitech G309 Lightspeed
4.1

FPS suitability is strong for casual and mainstream competitive use. Reviews cite good performance in shooters, though the 1K polling rate and weight limit top-tier esports appeal.

Product 2: ROG Harpe Ace Extreme
4.8

FPS suitability is strong. Reviews repeatedly position the mouse around fast shooters, esports, low weight, fast inputs, and accurate tracking.

glide smoothness
Product 1: Logitech G309 Lightspeed
3.8

Glide is mostly positive, with reviewers praising smooth movement, low resistance, PTFE pads, and good desk or mousepad performance. A few criticize skate thinness or feel.

Product 2: ROG Harpe Ace Extreme
4.5

Glide is a clear strength. PTFE and glass feet are described as smooth, fast, and low-friction, although glass feet may require adjustment.

grip texture
Product 1: Logitech G309 Lightspeed
3.8

Grip texture is mixed. Included grip tape helps, but several reviewers find the smooth or grainy shell less premium or less secure without it.

Product 2: ROG Harpe Ace Extreme
3.8

Grip texture is mixed. Carbon fiber is often grippy or secure, but the nylon/plastic sides can feel slippery to some reviewers, making included grip tape useful.

handedness options
Product 1: Logitech G309 Lightspeed
3.3

Handedness is mixed. The symmetrical body allows left- or right-hand holding, but side-button placement clearly favors right-handed use.

Product 2: ROG Harpe Ace Extreme
3.5

The shape is symmetrical, but handedness is limited by side-button placement. Reviews support basic ambidextrous hand feel while noting practical right-hand bias.

left and right click quality
Product 1: Logitech G309 Lightspeed
4.3

Left and right click quality is a clear strength. Reviewers praise the primary clicks as responsive, satisfying, light, tactile, and confidence-inspiring.

Product 2: ROG Harpe Ace Extreme
4.1

Left and right click quality receives strong praise in many reviews for tightness, tactility, and minimal wobble. A few units or reviewers report pre-travel, squishiness, or a defect, so results are not unanimous.

lift-off distance
Product 1: Logitech G309 Lightspeed
No score yet
Product 2: ROG Harpe Ace Extreme
4.2

Lift-off distance is well covered through software and hardware controls. Reviews mention LOD adjustment, low/high settings, and surface calibration.

long-session comfort
Product 1: Logitech G309 Lightspeed
3.7

Long-session comfort is mixed. Several reviews describe hours of comfortable use, while heavier battery setups and low-DPI play can cause fatigue for some.

Product 2: ROG Harpe Ace Extreme
3.8

Long-session comfort depends on hand size and grip. Some reviews mention prolonged comfort, while others cite fatigue, palm irritation, or awkward shape details.

macro support
Product 1: Logitech G309 Lightspeed
4.0

Macro support is present through G Hub, with reviewers noting macro creation, recording, and remapping options.

Product 2: ROG Harpe Ace Extreme
No score yet
materials quality
Product 1: Logitech G309 Lightspeed
3.8

Materials quality is generally serviceable rather than luxurious. Reviewers describe a sturdy plastic shell and useful material choices, but not a premium finish.

Product 2: ROG Harpe Ace Extreme
4.9

Materials quality is one of the defining strengths. Reviews repeatedly highlight the carbon-fiber shell, premium construction, and stronger/lighter material story.

MMO gaming suitability
Product 1: Logitech G309 Lightspeed
2.0

MMO suitability is weak. The six-button layout and limited extra controls are called insufficient for MMORPG-style needs.

Product 2: ROG Harpe Ace Extreme
No score yet
MOBA gaming suitability
Product 1: Logitech G309 Lightspeed
3.3

MOBA suitability is mixed. Reviewers successfully used it in DOTA 2 and League of Legends, but also note it could use more side buttons.

Product 2: ROG Harpe Ace Extreme
No score yet
motion consistency
Product 1: Logitech G309 Lightspeed
4.5

Motion consistency is strong where tested, with reviewers noting quick swipes, accurate response, and consistent tracking.

Product 2: ROG Harpe Ace Extreme
4.5

Motion consistency is supported by consistent sensor tracking, Motion Sync, stable polling, and smooth wireless behavior. One source notes Motion Sync is not user-configurable.

onboard memory
Product 1: Logitech G309 Lightspeed
4.5

Onboard memory is well supported. Reviews note up to five custom profiles and onboard memory mode for carrying settings to systems without G Hub.

Product 2: ROG Harpe Ace Extreme
5.0

Onboard memory is supported by reviews noting saved profiles and the ability to configure settings once, then use the mouse without keeping software open.

palm grip comfort
Product 1: Logitech G309 Lightspeed
3.8

Palm grip comfort is generally acceptable but size-dependent. Some reviewers praise improved palm support, while large-hand users may find it a little small.

Product 2: ROG Harpe Ace Extreme
3.4

Palm grip comfort is mixed. Some larger-hand reviewers can palm or relaxed-palm it, while others say the mouse is short, irritating, or less suitable for palm use.

polling rate
Product 1: Logitech G309 Lightspeed
3.5

Polling rate is adequate but not cutting edge. Reviews cite 1,000Hz or 1K as standard, while noting the absence of higher-end 4K or 8K options.

Product 2: ROG Harpe Ace Extreme
4.8

Polling-rate support is a standout feature, with repeated 8,000Hz references over wireless and, in some reviews, wired mode with the booster. Higher polling trades off heavily with battery life.

portability
Product 1: Logitech G309 Lightspeed
3.9

Portability is useful but imperfect. Dongle storage, AA power, Bluetooth, and travel use are praised, though one reviewer was blocked from G Hub customization after leaving the receiver behind.

Product 2: ROG Harpe Ace Extreme
4.6

Portability is strong because many reviews mention the carrying case, travel case, or accessory storage. The missing onboard dongle slot is offset by the included case.

premium feel
Product 1: Logitech G309 Lightspeed
4.3

Premium feel is mixed. Some reviewers describe premium or Pro-like impressions, while others say the mouse feels basic or not high-profile.

Product 2: ROG Harpe Ace Extreme
4.7

Premium feel is strong in packaging, carbon fiber, accessories, and presentation. Some reviewers still feel the price makes the premium treatment hard to justify.

profile switching
Product 1: Logitech G309 Lightspeed
4.2

Profile switching is a clear strength, with reviews citing five sensitivity profiles, DPI presets, top-button switching, and profile storage.

Product 2: ROG Harpe Ace Extreme
5.0

Profile switching is supported through onboard profiles and hardware combinations. Reviews cite up to five stored profiles and mouse-based profile changes.

programmable buttons
Product 1: Logitech G309 Lightspeed
4.0

Programmable buttons are supported, but limited by the six-button layout. Reviewers confirm remapping and assignable functions.

Product 2: ROG Harpe Ace Extreme
3.7

Programmable controls are supported, but quantity is modest. Reviewers cite five to seven programmable inputs depending on whether scroll directions are counted.

RGB features
Product 1: Logitech G309 Lightspeed
1.9

RGB is essentially absent. Reviewers repeatedly mention no RGB or minimal indicator lighting, sometimes as a minor complaint and sometimes as a battery-life benefit.

Product 2: ROG Harpe Ace Extreme
3.4

RGB is limited to the scroll wheel. Reviews confirm lighting is present and configurable, but repeatedly frame it as basic or restrained rather than elaborate.

scroll wheel quality
Product 1: Logitech G309 Lightspeed
3.6

Scroll wheel quality is mixed. Reviewers like the tactile or notched feel, but several criticize stiffness, no free-scroll mode, or a heavy middle click.

Product 2: ROG Harpe Ace Extreme
4.2

Scroll wheel quality is mixed-to-good. Several reviews praise defined steps and tactility, while others find it stiff, small, recessed, or unremarkable.

sensor performance
Product 1: Logitech G309 Lightspeed
4.2

Sensor performance is consistently positive. Reviews cite the Hero 25K sensor as precise, reliable, accurate, and strong for gaming and productivity.

Product 2: ROG Harpe Ace Extreme
5.0

Sensor performance is consistently excellent. Reviews cite the AimPoint Pro/PAW3950-class sensor, high DPI, accuracy, responsiveness, and reliable performance.

shape comfort
Product 1: Logitech G309 Lightspeed
4.0

Shape comfort is broadly good but not universal. Many find the mouse comfortable and safe, while others call it generic, smaller, or less suited to some grips.

Product 2: ROG Harpe Ace Extreme
3.7

Shape comfort is divisive. The safe symmetrical shape works for many, especially larger hands, but multiple reviewers find it too long, awkward, or not ideal for their grip.

side button quality
Product 1: Logitech G309 Lightspeed
3.9

Side button quality is generally good but not perfect. Reviews praise size, placement, and responsiveness, while some call them softer, just OK, or awkward for left-handed use.

Product 2: ROG Harpe Ace Extreme
3.9

Side button quality is one of the most divided areas. Some reviews praise tactility and implementation, while others find the buttons too small, too far forward, loud, or less accessible.

skate durability
Product 1: Logitech G309 Lightspeed
3.0

Skate durability evidence is mixed and limited. One reviewer saw no scratches after weeks, while others criticize thin skates or lack of replacement options.

Product 2: ROG Harpe Ace Extreme
2.5

Skate durability evidence is limited and cautious. One review warns glass feet can wear quickly, so smoothness is clearer than long-term skate durability.

software stability
Product 1: Logitech G309 Lightspeed
4.0

Software stability evidence is limited but positive where stated. TechRadar says the software works in the mouse's favor.

Product 2: ROG Harpe Ace Extreme
2.4

Software stability is inconsistent. Reviewers appreciate lighter Armoury Crate Gear, but report pop-ups, installation confusion, download problems, and troubleshooting.

software usability
Product 1: Logitech G309 Lightspeed
4.0

Software usability is generally positive. G Hub is described as useful, simple, usable, well-rounded, and strong for profiles, DPI, and remapping.

Product 2: ROG Harpe Ace Extreme
3.2

Software usability is mixed. The lighter Gear app is simpler and useful, but several reviewers still call the software overkill, annoying, complicated, or frustrating.

surface compatibility
Product 1: Logitech G309 Lightspeed
3.5

Surface compatibility is mixed. One review praises use on different surfaces, while another recommends padded surfaces because the skates are thin.

Product 2: ROG Harpe Ace Extreme
5.0

Surface compatibility is strong, with reviews citing hard, soft, glass, cloth, wood, and calibration support. The sensor is repeatedly described as reliable across surfaces.

switch durability
Product 1: Logitech G309 Lightspeed
4.3

Switch durability evidence centers on optical and hybrid behavior. Reviewers report no double-click or creaking issues and describe optical-only mode as reducing mechanical-switch risks.

Product 2: ROG Harpe Ace Extreme
5.0

Switch durability is strongly supported by repeated 100-million-click optical switch ratings. This is one of the clearest durability claims in the reviews.

switch feel
Product 1: Logitech G309 Lightspeed
4.3

Switch feel is a strong positive. Reviews describe the switches as crisp, clicky, smooth, tactile, light, and satisfying.

Product 2: ROG Harpe Ace Extreme
4.2

Switch feel is generally strong, with reviewers praising tactile, crisp, clicky, and consistent feedback. A minority find the clicks heavier, squishier, or not best-in-class.

value for money
Product 1: Logitech G309 Lightspeed
3.5

Value for money is the most divided area. Positive reviews praise price-to-performance, while critical reviews say it only makes sense with PowerPlay or lacks standout value.

Product 2: ROG Harpe Ace Extreme
2.2

Value for money is the largest weakness. Nearly every review treats the mouse as expensive or niche, with some calling it hard to justify despite strong performance.

weight
Product 1: Logitech G309 Lightspeed
3.6

Weight is highly dependent on setup. Around 86g with AA is viewed as acceptable by some and heavy by others, while 68g with PowerPlay is praised.

Product 2: ROG Harpe Ace Extreme
4.9

Weight is a core strength. Reviews repeatedly cite 46-48g figures and emphasize the sub-50g feel, especially for a non-perforated carbon-fiber mouse.

weight tuning
Product 1: Logitech G309 Lightspeed
4.2

Weight tuning is a major differentiator. Reviews repeatedly note dropping to about 68g through PowerPlay or reducing weight with battery changes or mods.

Product 2: ROG Harpe Ace Extreme
No score yet
wireless latency
Product 1: Logitech G309 Lightspeed
4.5

Wireless latency is generally strong. Reviews associate Lightspeed and dongle use with low latency, quick response, and no noticeable delay.

Product 2: ROG Harpe Ace Extreme
4.7

Wireless latency is generally praised as very low through high polling, optical switches, and solid receiver performance. Some reviewers caution that 8K benefits are small.

wireless performance
Product 1: Logitech G309 Lightspeed
4.4

Wireless performance is one of the stronger areas, with reviewers citing reliable Lightspeed operation, no trouble in gaming, quick response, and stable connections.

Product 2: ROG Harpe Ace Extreme
4.6

Wireless performance is broadly strong, with praise for stable, responsive 2.4GHz operation and high polling. One review reports disconnects, but most evidence is positive.