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Logitech G703 LIGHTSPEED Wireless Gaming Mouse

LogitechGaming mouse

G703 LIGHTSPEED Wireless Gaming Mouse

Released June 2019.5Press articleguru3d.com/story/logitech-g-expands-hero-16k-sensor-to-new-line-up-of-gaming-miceRead 23 October 2026Guru3D, 11 June 2019, reprinting the Logitech G release: the G703 LIGHTSPEED with HERO sensor is expected on LogitechG.com and at global retailers in June 2019. This covers the HERO version only. The original G703 with the PMW3366 sensor is older. Last checked 23 October 2026.

Mouse weight (claimed)
95g
Marketed sensor name
HERO 25K
Maximum configurable DPI
25,600DPI
Max polling rate
1,000Hz

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All specs

SourceCalculated

General

Series
Not available
Model numbers
910-005638, 910-005640, 910-005641, 910-005642, 910-0056391Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026US store SKU and MPN 910-005638, Black. The other SKUs come from the regional Logitech G store pages listed below. The original G703 with the PMW3366 sensor is a different product (RTINGS and the 910-005091 page) and is not covered.2Maker product pagelogitechg.com/en-eu/shop/p/g703-hero-wireless-gaming-mouse.910-005642Read 23 October 2026Logitech G EU store page shows SKU 910-005640 at 109.99 EUR, HERO 25K.3Maker product pagelogitechg.com/en-gb/shop/p/g703-hero-wireless-gaming-mouse.910-005640Read 23 October 2026Logitech G UK store page shows SKU 910-005641 at 94.99 GBP, HERO 25K.4Maker product pagelogitechg.com/en-au/shop/p/g703-hero-wireless-gaming-mouseRead 23 October 2026Logitech G Australia store page shows SKU 910-005642. The Singapore and Hong Kong pages show the same SKU. The Brazil page shows 910-005639.
GTIN / EAN
097855147936, 5099206083578, 50992060835858Retailer pagemultitronic.fi/en/products/2340084Read 23 October 2026Retailer feed for 910-005640: EAN 5099206083578.9Retailer pagemultitronic.fi/en/products/2340085Read 23 October 2026Retailer feed for 910-005641: EAN 5099206083585.10Retailer pageelectronicexpress.com/catalog/201910/logitech-910005638-g703-lightspeed-wireless-gaming-mouse-with-hero-sensorRead 23 October 2026Electronic Express data for MPN 910005638: UPC 097855147936.
Announced
11 June 20195Press articleguru3d.com/story/logitech-g-expands-hero-16k-sensor-to-new-line-up-of-gaming-miceRead 23 October 2026Published 2019-06-11.
Status
Available1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Logitech G US store lists 910-005638 in stock on 2026-10-23, $69.99 with a $99.99 list price.
Predecessor
Not available
Successor
Not available
Launch price (US)
$99.995Press articleguru3d.com/story/logitech-g-expands-hero-16k-sensor-to-new-line-up-of-gaming-miceRead 23 October 2026Suggested retail price $99.99 for the G703 LIGHTSPEED with HERO sensor. US prices exclude sales tax.
Launch price (EU)
Not available
Markets
Not available
Colours
Black1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026
Segment
Gaming1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Sold as a wireless gaming mouse.
Mouse type
Standard1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Standard mouse with a scroll wheel.

Shape

Body shape
Asymmetric, right-handed6Reviewrtings.com/mouse/reviews/logitech/g703-lightspeed-wireless-gaming-mouse-with-hero-sensorRead 23 October 2026RTINGS header: Ambidextrous No. In the Logitech G Pro Wireless comparison: the G703 is designed for right-handed use. Only the public text was read. Result cells are members-only and were not used.
Maker size class
Not available
Recommended grips
Not available
Recommended hand size
Not available
Hump position
Not available
Thumb rest
Not available
Ring or pinky finger rest
Not available
Upper shell
Not available
Swappable parts
Not available
Adjustable weight
Yes1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026
Maximum added weight
10g(0.4 oz)1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Spec table: optional extra weight 10 g (0.35 oz). The box holds one optional 10-gram weight.
Vertical angle
Not available
Trackball diameter
Not available
Trackball position
Not available

Dimensions and weight

Front and side, drawn to scale.

Mouse body dimensions
Length124Maximum width68Maximum height43mm(4.9 × 2.7 × 1.7 in)1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Spec table: height 1.69 in (43 mm), width 2.68 in (68 mm), length 4.88 in (124 mm).
Grip width
Not available
Mouse weight (claimed)
95g(3.4 oz)1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Spec table: 3.35 oz (95 g). The page does not say whether the POWERCORE disc is included. Switch and Click says 95 g becomes 105 g with the 10 g weight and 92 g without the PowerPlay puck.5Press articleguru3d.com/story/logitech-g-expands-hero-16k-sensor-to-new-line-up-of-gaming-miceRead 23 October 2026The release says weight reduced to 95 g with battery life up to 35 hours.
Box dimensions
Width49Height170Depth116mm(1.9 × 6.7 × 4.6 in)8Retailer pagemultitronic.fi/en/products/2340084Read 23 October 2026Retailer spec feed for 910-005640: package width 49 mm, depth 116 mm, height 170 mm. The orientation follows the feed's labels.
Packed weight
220g(7.8 oz)8Retailer pagemultitronic.fi/en/products/2340084Read 23 October 2026Retailer spec feed: package weight 220 g.

Sensor

Marketed sensor name
HERO 25K1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Spec table: HERO 25K. The June 2019 launch release named the HERO 16K sensor (16,000 max DPI). Current pages, RTINGS (2020) and retailers list HERO 25K.
Published sensor brand
Logitech1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Logitech G HERO sensor.
Physical sensor part number
Not available
Sensor type
Optical5Press articleguru3d.com/story/logitech-g-expands-hero-16k-sensor-to-new-line-up-of-gaming-miceRead 23 October 2026The release spells HERO as High Efficiency Rated Optical.
Maximum configurable DPI
25,600DPI1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Spec table: resolution 100 to 25,600 DPI. Launch coverage said 16,000 max DPI.
Minimum configurable DPI
100DPI1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Spec table: resolution 100 to 25,600 DPI.
DPI adjustment step
50DPI7Reviewswitchandclick.com/logitech-g703-hero-reviewRead 23 October 2026Switch and Click: DPI adjusts in increments of 50 from 100 to 25K in the software.
Maximum DPI stages
Not available
Default DPI presets
Not available
Separate X and Y DPI
Not available
Tracking speed (claimed)
400IPS1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Spec table: more than 400 IPS, tested on a Logitech G240 mouse pad. Stored as the 400 threshold, not an exact ceiling.
Tracking acceleration (claimed)
40G1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Spec table: more than 40 G, tested on a Logitech G240 mouse pad. Stored as the 40 threshold.
Lift-off distance settings
Not available
Separate lift and landing distance
Not available
Surface calibration
Not available
Motion Sync
Not available
Angle snapping
Not available
Ripple control
Not available
Tracks on glass
Not available
Sensor position
Not available

Performance

Documented polling rates by connection
Data connectionPolling rate (Hz)Receiver requirement
USB (wired)1,000Not available
2.4 GHz1,000Included LIGHTSPEED receiver
Source1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Spec table: USB report rate 1000 Hz (1 ms) and wireless report rate 1000 Hz (1 ms). Lower rates are not listed.
Max polling rate
1,000Hz
Polling rate (wired)
1,000Hz
Polling rate (2.4 GHz)
1,000Hz
Polling rate (Bluetooth)
Not available
Claimed click latency
Not available
Adjustable debounce
Not available
Minimum debounce
Not available

Measured

We could not find any of these 7 fields. Show them
Latency per connection (measured)
Not available
DPI deviation (measured)
Not available
Lift-off distance (measured)
Not available
Main click force (measured)
Not available
Weight (measured)
Not available
Battery life (measured)
Not available
Hand size fit
Not available

Switches

Main switch type
Mechanical1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Spec table: Mechanical Button Tensioning System. Page text: advanced metal-spring button tensioning for the primary left and right buttons.
Published main-switch brand
Omron7Reviewswitchandclick.com/logitech-g703-hero-reviewRead 23 October 2026Switch and Click: all buttons use Omron switches. The switch model is not named.
Main switch model
Not available
Main switch rated life
Not available
Hot-swap main switches
Not available
Adjustable click actuation
Not available
Separate main buttons
Not available
Side switch model
Not available
Middle click switch
Not available
Scroll encoder type
Not available
Scroll encoder
Not available

Buttons and scroll wheel

Physical button inputs
61Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Spec table: 6 programmable buttons. The maker photos show left, right, wheel click, back, forward and a DPI button behind the wheel.
Programmable buttons
61Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Spec table: 6 programmable buttons.
Side buttons
21Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026The maker's left-side photo shows two thumb buttons (back and forward).
Side buttons on
Left1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026The maker's side photos show the thumb buttons on the left side of the right-handed body.
DPI button
Yes1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026The maker's top photo shows a DPI button behind the scroll wheel. It is one of the 6 programmable buttons.
DPI button position
Top1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Maker top view: the DPI button sits on top behind the wheel.
Profile button
No1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026The 6 buttons are left, right, wheel click, back, forward and DPI. No profile button.
Dedicated DPI-shift button
No1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026The 6 buttons include no dedicated DPI-shift button.
Dedicated gesture button
No1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026The 6 buttons include no gesture button.
Scroll wheel
Notched6Reviewrtings.com/mouse/reviews/logitech/g703-lightspeed-wireless-gaming-mouse-with-hero-sensorRead 23 October 2026RTINGS verdict: the scroll wheel feels sturdy but does not support tilt inputs, and it cannot be unlocked for free-scrolling.
Scroll mode switch
None6Reviewrtings.com/mouse/reviews/logitech/g703-lightspeed-wireless-gaming-mouse-with-hero-sensorRead 23 October 2026RTINGS: you cannot unlock the wheel to scroll through long documents quickly, so there is no mode switch.
Separate thumb wheel
No1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026No thumb wheel is listed or shown.
Scroll wheel material
Not available

Build

We could not find any of these 6 fields. Show them
Shell material
Not available
Surface finish
Not available
Installed feet material
Not available
Installed skate pieces
Not available
Feet shape
Not available
Feet thickness
Not available

Cable

Cable
Braided7Reviewswitchandclick.com/logitech-g703-hero-reviewRead 23 October 2026Switch and Click: a braided regular USB to micro-USB cable.
Cable length
1.8m1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Spec table: cable length 1.8 m (5.9 ft).
Detachable cable
Yes7Reviewswitchandclick.com/logitech-g703-hero-reviewRead 23 October 2026Switch and Click: the cable charges the mouse and plugs into the extender when used. It unplugs from the mouse.
Port on mouse
Micro-USB7Reviewswitchandclick.com/logitech-g703-hero-reviewRead 23 October 2026Switch and Click: micro-USB connection instead of USB-C. A retailer feed (Multitronic) says USB Type-C. The review of the exact HERO unit is used.
Cable host plug
USB-A7Reviewswitchandclick.com/logitech-g703-hero-reviewRead 23 October 2026Switch and Click: braided regular USB to micro-USB cable. The computer end is a regular USB-A plug.

Connectivity

Connections
USB (wired), 2.4 GHz1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Spec table: USB report rate and LIGHTSPEED wireless report rate. The mouse works over the charging/data cable and over the receiver.
Wireless technology
LIGHTSPEED1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Spec table: LIGHTSPEED Wireless.
Bluetooth
Not available
Saved Bluetooth pairing slots
Not available
Switchable host devices
Not available
Device switching
Not available
Receiver host connector
USB-A8Retailer pagemultitronic.fi/en/products/2340084Read 23 October 2026The maker lists a USB port requirement and a LIGHTSPEED receiver with a receiver extension adapter. The retailer feed lists USB as required. The receiver is the standard small LIGHTSPEED USB-A device. No page states USB-A in those words.
Receiver storage in mouse
No6Reviewrtings.com/mouse/reviews/logitech/g703-lightspeed-wireless-gaming-mouse-with-hero-sensorRead 23 October 2026RTINGS cons: no storage for wireless receiver.
Receiver extender included
Yes1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Package contents list a receiver extension adapter.
Receiver pairing shared
Not available
Wireless range
10m8Retailer pagemultitronic.fi/en/products/2340084Read 23 October 2026Retailer spec feed: wireless range 10 m.
Basic mouse OS support
Windows, macOS, ChromeOS1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026System requirements: Windows, macOS, ChromeOS and a USB port. Internet access for Logitech G HUB is optional.
Consoles
Not available

Battery

Battery type
Li-Po8Retailer pagemultitronic.fi/en/products/2340084Read 23 October 2026Retailer spec feed for 910-005640: battery technology Lithium Polymer (LiPo).
Disposable battery count
Not available
Battery capacity
240mAh8Retailer pagemultitronic.fi/en/products/2340084Read 23 October 2026Retailer spec feed: battery capacity 240 mAh and 0.9 Wh. 240 mAh at 3.7 V is 0.89 Wh. The maker page does not state the capacity.
User-replaceable battery
Not available
Battery life by mode (claimed)
ConnectionLighting during claimClaimed runtime (h)
2.4 GHzOff60
2.4 GHzNot available35
Source1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Spec table: no lighting up to 60 hours, and constant motion 35 hours. The page does not state the lighting or polling condition of the 35 hour figure, so only the stated no-lighting condition is stored on the 60 hour row. Battery life may vary.
Battery life (up to)
Not available
Battery life (normal use)
Not available
Longest battery life
60h
Battery life at 1000 Hz
Not available
Battery life on Bluetooth
Not available
Charging port
Micro-USB7Reviewswitchandclick.com/logitech-g703-hero-reviewRead 23 October 2026Switch and Click: micro-USB charging.
Full charge time
Not available
Quick charge
Not available
Use while charging
Yes7Reviewswitchandclick.com/logitech-g703-hero-reviewRead 23 October 2026Switch and Click: you can always use the mouse wired with the included braided cable.
Charging system compatibility
Logitech G POWERPLAY wireless charging system, sold separately. The included POWERCORE disc attaches to the mouse1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Page: POWERPLAY compatible. The included POWERCORE disc is attached to the mouse. POWERPLAY is sold separately.
Charging dock included
No1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Page: the POWERPLAY wireless charging system is sold separately.
Battery indicator
LED, Software7Reviewswitchandclick.com/logitech-g703-hero-reviewRead 23 October 2026Switch and Click: the lighting turns red below 15 percent by default, and G HUB shows the estimated battery life remaining.

Lighting

Decorative RGB lighting
Yes1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Spec table: LIGHTSYNC RGB, requires Logitech G HUB software.
Decorative lighting zones
27Reviewswitchandclick.com/logitech-g703-hero-reviewRead 23 October 2026Switch and Click: separate or synced lighting between the wheel and the logo.
Lighting sync
LIGHTSYNC RGB1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Spec table: LIGHTSYNC RGB.
DPI indicator
Not available

Software

Software
Logitech G HUB1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Page: advanced features require the downloadable Logitech G HUB software.
Configuration software platforms
Windows, macOS1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Requirements list Windows and macOS, plus Logitech G HUB download. G HUB platform support is read from this requirement list.
Onboard memory
Yes6Reviewrtings.com/mouse/reviews/logitech/g703-lightspeed-wireless-gaming-mouse-with-hero-sensorRead 23 October 2026RTINGS verdict: it has on-board memory to store profiles.
Onboard profiles
37Reviewswitchandclick.com/logitech-g703-hero-reviewRead 23 October 2026Switch and Click: up to three onboard profiles.
Macros
Not available
Macros stored onboard
Not available
Button remapping
Yes6Reviewrtings.com/mouse/reviews/logitech/g703-lightspeed-wireless-gaming-mouse-with-hero-sensorRead 23 October 2026RTINGS verdict: the buttons are all programmable via G HUB. The review covers the HERO version and says it is not valid for the older model.
Per-app profiles
Not available
User firmware updates
Not available

In the box

In the box
Gaming mouse, LIGHTSPEED wireless receiver, Charging/data cable, Receiver extension adapter, Optional 10-gram weight, User documentation1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Package contents: gaming mouse, LIGHTSPEED wireless receiver, charging/data cable, receiver extension adapter, optional 10-gram weight, user documentation.
Cables included
TypeCable count
Charging/data cable (braided USB-A to micro USB)1
Source7Reviewswitchandclick.com/logitech-g703-hero-reviewRead 23 October 2026Switch and Click: the box includes one braided regular USB to micro-USB cable. The maker lists one charging/data cable.
Extra skates included
No1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Package contents list no spare feet.
Grip tape
No1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Package contents list no grip tape.

Warranty

Manufacturer warranty (source market)
2years1Maker product pagelogitechg.com/en-us/shop/p/g703-hero-wireless-gaming-mouse.910-005638Read 23 October 2026Spec table: 2-year limited hardware warranty. US store.

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Variants

Each variant lists only what differs from the specs above.

Model numberGTIN
910-005638097855147936
910-0056405099206083578
910-0056415099206083585

Sources

We read 10 sources for this mouse. The numbers match the markers in the sheet.

  1. Read 23 October 2026Backs 45 fields
  2. Read 23 October 2026Backs 2 fields
  3. Read 23 October 2026Backs 2 fields
  4. Read 23 October 2026Backs 1 field
  5. Read 23 October 2026Backs 5 fields
  6. Read 23 October 2026Backs 6 fields
  7. Read 23 October 2026Backs 12 fields
  8. Read 23 October 2026Backs 7 fields
  9. Read 23 October 2026Backs 1 field
  10. Read 23 October 2026Backs 1 field

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