Controllers / Compare

Backbone Pro vs GameSir G8 Galileo

A

Product A: Backbone

Pro

62 of 151 known

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B

Product B: GameSir

G8 Galileo

64 of 151 known

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Every value links to where we found it.

Only differences

ABackbone Pro

BGameSir G8 Galileo

General

6 of 11 differ

Series

Backbone Pro1Maker product pagebackbone.com/products/backbone-proRead 8 October 2026

G81Maker product pagegamesir.com/products/gamesir-g8-galileo/buyRead 15 October 2026Maker names the model line G8: G8 Galileo here, G8 Plus for the wireless sibling.

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

BB-N1, BB-N1-B-A2Retailer pageapple.com/shop/product/hs4g2zm/a/backbone-pro-mobile-gaming-controllerRead 8 October 2026BB-N1-B-A is the manufacturer part number on the US Apple listing. BB-N1 is the hardware model in its maker safety guide. No other suffix is assigned to this reference.

GSG8001-11Maker product pagegamesir.com/products/gamesir-g8-galileo/buyRead 15 October 2026Variant G8 has SKU GSG8001-1. The bundle G8 + Carring Bag has SKU GSG8001+WCRBD001 and the same barcode. It is not stored as a variant because the page does not describe the bag. Alltron (retailer) lists GSG8001 with EAN 6936685223004 for the grey USB-C model.

GTIN / EAN

8500655528112Retailer pageapple.com/shop/product/hs4g2zm/a/backbone-pro-mobile-gaming-controllerRead 8 October 2026UPC for the listed black BB-N1-B-A reference only.

69366852000431Maker product pagegamesir.com/products/gamesir-g8-galileo/buyRead 15 October 2026Barcode of the G8 variant, shared with the bundle variant on the maker page.

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

6 May 20253Press releasebackbone.com/blogs/news/meet-backbone-pro-open-worlds-awaitRead 8 October 2026Maker introduction dated May 6, 2025. US preorder opens that day, with shipping scheduled for May 20. Stored release month is corroborated by the May hands-on review rather than treating preorder as retail release.

Not available

Status

Available2Retailer pageapple.com/shop/product/hs4g2zm/a/backbone-pro-mobile-gaming-controllerRead 8 October 2026Current exact Apple US listing offers the controller for sale. The product has also had published hands-on reviews since May 2025.

Available1Maker product pagegamesir.com/products/gamesir-g8-galileo/buyRead 15 October 2026Maker store lists the product as in stock.

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

Not available

Not available

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.

$169.993Press releasebackbone.com/blogs/news/meet-backbone-pro-open-worlds-awaitRead 8 October 2026US launch price, before tax, for the standard Backbone Pro. Later store prices are not used.

$79.995Press releasefunkykit.com/news/gamesir-launches-the-g8-galileo-mobile-gaming-controllerRead 15 October 2026Launch release reprint dated 2023-12-04: "now available for purchase for $79.99".12Reviewtrustedreviews.com/reviews/gamesir-g8-galileoRead 15 October 2026Review of 2024-01-12, spec box: "USA RRP $79.99" and UK RRP £79.99. The same page lists weight 253 g from its own spec box, which is not a stated measurement. The maker value 252 g is kept.

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

€89.996Press releasegamesmea.com/gamesir-launches-next-generation-g8-galileo-mobile-gaming-controllerRead 15 October 2026Launch release dated 2023-11-30: "$79.99/ £79.99/ €89.99/ JP¥11,182". The tax treatment of the euro price is not stated.

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

US2Retailer pageapple.com/shop/product/hs4g2zm/a/backbone-pro-mobile-gaming-controllerRead 8 October 2026

Not available

ColoursiThe maker's own colour names

Black2Retailer pageapple.com/shop/product/hs4g2zm/a/backbone-pro-mobile-gaming-controllerRead 8 October 2026

Not available

Form factor

Mobile clamp1Maker product pagebackbone.com/products/backbone-proRead 8 October 2026Standard black Backbone Pro, not Backbone Pro Xbox Edition. The phone fits between the grips. Offset full-size sticks and printed Xbox-style ABXY labels are visible in the exact product render.

Mobile clamp2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026Phone is clamped between two grips on a stretchable bridge.

Stick layout

Offset1Maker product pagebackbone.com/products/backbone-proRead 8 October 2026

Offset2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026Device Layout drawing: left stick above the D-pad, right stick below the A/B/X/Y buttons.

Face button labels

Xbox1Maker product pagebackbone.com/products/backbone-proRead 8 October 2026

Xbox2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026Layout names A/B/X/Y, View, Menu, LB/RB/LT/RT.

Made by the platform holder

No1Maker product pagebackbone.com/products/backbone-proRead 8 October 2026Backbone Labs is a controller maker, not the mobile or desktop platform holder.

No2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026GameSir product.

Compatibility

6 of 9 differ

Platforms

iOS, Android, Windows, macOS, Other8Maker product pagehelp.backbone.com/hc/en-us/articles/30478576294423-Which-phones-are-compatible-with-the-Backbone-ProRead 8 October 2026Native gameplay hosts only. Phones use direct USB-C or Bluetooth. Current phone guide states iOS 17.3+ and Android 10+, while the main product page and safety guide give different minimum iOS versions. No exact shared minimum is inferred. Windows/Mac routes come from the wired and FlowState articles. Other means Apple TV/tvOS and Apple Vision Pro/visionOS named by the exact Apple listing. Xbox and PlayStation cloud/remote services are not native console compatibility. Standard Pro works with official PS Remote Play on iOS, while the maker restricts Android official PS Remote Play to supported PlayStation-edition One controllers.11Maker product pagehelp.backbone.com/hc/en-us/articles/4413358384151-Play-On-Any-Screen-with-a-Wired-ConnectionRead 8 October 202612Retailer pageapple.com/shop/product/hs4g2zm/a/backbone-pro-mobile-gaming-controllerRead 8 October 2026Exact Apple listing names iPhone, iPad, Mac, Apple TV and Apple Vision Pro. Other platform rows mean tvOS/visionOS Bluetooth hosts, not every smart TV or VR platform.24Maker product pagehelp.backbone.com/hc/en-us/articles/13658801741847-Which-Backbone-models-can-I-use-PlayStation-Remote-Play-onRead 8 October 2026Standard Pro supports official PS Remote Play on iOS. Current Android Sony app support is confined to listed Backbone One PlayStation Editions. Neither service support nor desktop remote-play restrictions establish a native PS5/PS4 controller connection.

Android, iOS3Maker product pagegamesir.com/pages/tutorial-how-to-use-gamesir-g8-galileoRead 15 October 2026FAQ 1: "iPhone 15 series and Android." The buy page spec table says Android only. The FAQ and the launch release both name the iPhone 15 series, so iOS is stored.

Connection per platform

ABackbone Pro

Platform	Connection	All features
iOS	USB (wired)	Not available
iOS	Bluetooth	No
Android	USB (wired)	Not available
Android	Bluetooth	No
Windows	USB (wired)	Not available
Windows	Bluetooth	No
macOS	USB (wired)	Not available
macOS	Bluetooth	No
Other	Bluetooth	No

Source10Maker product pagehelp.backbone.com/hc/en-us/articles/31060950685847-How-to-Play-On-Any-Screen-with-a-wired-connection-on-Backbone-ProRead 8 October 2026Phone handheld mode uses the integral USB-C plug. Laptop/tablet Wired Mode uses a data cable in the bottom USB-C receptacle. Current general Wired Mode guide explicitly names Mac and PC. FlowState supports iOS/Android/Mac/PC Bluetooth, and Apple lists Apple TV/Vision Pro. All Bluetooth rows mark incomplete features because profile/remap/dead-zone configuration requires an inserted phone. The bottom port supports controller data but not video/audio pass-through for screen mirroring. No subscription is required for Wired Mode. No native console routes are stored.11Maker product pagehelp.backbone.com/hc/en-us/articles/4413358384151-Play-On-Any-Screen-with-a-Wired-ConnectionRead 8 October 2026Current shared One/Pro guide explicitly names iPad, tablets, Mac and PC. It allows USB-A to USB-C or USB-C to USB-C data cables. No wireless receiver or USB generation is inferred.12Retailer pageapple.com/shop/product/hs4g2zm/a/backbone-pro-mobile-gaming-controllerRead 8 October 202625Maker product pagehelp.backbone.com/hc/en-us/articles/30458160252311-Customization-with-Backbone-Pro-Controller-ProfilesRead 8 October 2026An applied profile remains active when the phone is detached. Profile creation, selection and remapping require the phone inserted in the app, and cannot be changed in Bluetooth mode. No numerical onboard slot count is stated, so it remains unavailable.

BGameSir G8 Galileo

Platform	Connection	All features
Android	USB (wired)	Not available
iOS	USB (wired)	No

Source3Maker product pagegamesir.com/pages/tutorial-how-to-use-gamesir-g8-galileoRead 15 October 2026FAQ 2: "Built-in wired Type-C to your phone". iOS is marked without full features because the GameSir App is Android only.

Official licence

Not available

Not available

Input modes

Not available

DirectInput7Measurementgamepadla.com/gamesir-g8-galileo.htmlRead 15 October 2026Tested over the cable in DInput on Windows 11.

Mode switching

Not available

Button combo2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026Hold View + Menu for 2 s to switch modes: white for PS mode, green for Android mode, blue for G-Touch mode.

Native Steam Input supportiOfficial Steam Input integration that exposes controller-specific inputs. This does not mean a game uses the Steam Input API or that the controller has only one input protocol.

Not available

Not available

Wakes the supported consoleiWhether the controller can wake a supported console from sleep. The applicable console or Steam Machine is identified in source notes.

Not available

Not available

Max phone length

Not available

185mm1Maker product pagegamesir.com/products/gamesir-g8-galileo/buyRead 15 October 2026"Compatible Device Length 110-185mm / 4.3 - 7.3 in".3Maker product pagegamesir.com/pages/tutorial-how-to-use-gamesir-g8-galileoRead 15 October 2026FAQ 1: 110-185 mm long, 13 mm or below deep, camera depth 5 mm or less, measured without a phone case. FAQ 7 does not recommend a phone case and allows one under 1 mm.

Works with phone case

Yes18Maker product pagehelp.backbone.com/hc/en-us/articles/25842236494487-How-to-use-your-Backbone-controller-with-compatible-casesRead 8 October 2026Pro has two removable magnetic sets. Smaller fitted adapters fit supported phone cases, larger ones fit bare phones. Removing both can accommodate some larger cases. This is conditional compatibility, not every case. No maximum phone length is inferred.

Not available

Connectivity

3 of 15 differ

Connections

USB (wired), Bluetooth1Maker product pagebackbone.com/products/backbone-proRead 8 October 2026

USB (wired)1Maker product pagegamesir.com/products/gamesir-g8-galileo/buyRead 15 October 2026"Built-in wired Type-C to your phone".

Controller Bluetooth versioniBluetooth version implemented by the controller. Host device minimum requirements are not the controller’s Bluetooth version.

5.0 LE4Owner's manualeasystore.cz/pub/manualy/Backbone/BB-N1-B-R_Backbone_Pro_Safety_Sheet_ENG.pdfRead 10 October 2026English BB-N1 specifications identify Bluetooth 5.0 LE. This is the controller radio, not a host minimum.

Not available

Wireless receiver

None2Retailer pageapple.com/shop/product/hs4g2zm/a/backbone-pro-mobile-gaming-controllerRead 8 October 2026Exact Apple box list names the controller, two adapter sets and documents. No receiver or dongle. The Pro connects by Bluetooth LE or USB-C cable, per the maker FlowState and Wired Mode guides.

None2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026Wired controller with no wireless link.

Receiver connector

Not available

Not available

Wireless range (claimed)

9.144m9Maker product pagehelp.backbone.com/hc/en-us/articles/30478499092375-FlowState-Wireless-Gameplay-with-Backbone-ProRead 8 October 2026Maker describes approximately 30 feet in a typical environment. Exact unit conversion is 9.144 m. This is a typical claimed range, not a guaranteed maximum.

Not available

Paired device slots

Not available

Not available

Wired connector

USB-C1Maker product pagebackbone.com/products/backbone-proRead 8 October 2026

USB-C1Maker product pagegamesir.com/products/gamesir-g8-galileo/buyRead 15 October 2026Built-in movable Type-C plug that connects to the phone.

USB

Not available

Not available

Detachable cable

Not available

Not available

Cable length

Not available

Not available

Cable type

Not available

Not available

Claimed polling rate by connectioniMaker-claimed report rate for the stated connection and platform. Tournament modes or protocol requirements go in source notes. This is not input latency or a reviewer measurement.

Not available

Not available

Polling rate wired

Not available

Not available

Polling rate wireless

Not available

Not available

Polling rate Bluetooth

Not available

Not available

Sticks

6 of 15 differ

Stick sensor

Potentiometer7Reviewandroidauthority.com/backbone-pro-review-3559339Read 8 October 2026Exact May 25, 2025 Pro review explicitly identifies ALPS potentiometer sticks and the absence of Hall effect sticks. The Windows Central review heading says Hall Effect sticks, but its own body explicitly says Hall Effect triggers, not sticks. The direct Android Authority sensor statement is used.

Hall effect1Maker product pagegamesir.com/products/gamesir-g8-galileo/buyRead 15 October 2026"Hall Effect Sticks".

Stick module nameiPublished module part number or maker-branded stick mechanism. A brand name does not establish the component manufacturer.

Full-size ALPS joysticks6Maker product pagehelp.backbone.com/hc/en-us/articles/30459005817623-What-are-the-differences-between-the-Backbone-One-and-Backbone-ProRead 8 October 2026Maker names full-size ALPS joysticks. That name is not itself the sensor-technology evidence.

Not available

Stick resolution (claimed)

Not available

Not available

Default dead zone (claimed)

Not available

Not available

Adjustable dead zoneiTrue when the stick dead zone can be changed on the controller or in an app. A switch between the default and a zero dead zone counts.

Yes15Maker product pagehelp.backbone.com/hc/en-us/articles/30980246366103-Customization-with-Backbone-Pro-Joystick-Trigger-DeadzonesRead 8 October 2026

Yes2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026"Use GameSir App for firmware upgrade, button testing, sticks & triggers zones adjustment".

Adjustable response curve

Not available

Not available

Adjustable stick tension

Not available

No7Measurementgamepadla.com/gamesir-g8-galileo.htmlRead 15 October 2026Crowd-submitted spec list, marked unverified: Stick tension: No.

Tension levels

Not available

Not available

Stick throw

Not available

Not available

Stick gate

Not available

Not available

Stick click (L3/R3)

Yes22Maker product pagehelp.backbone.com/hc/en-us/articles/40397843282967-Are-the-thumb-sticks-joysticks-clickableRead 8 October 2026Current maker guidance explicitly states Backbone controllers have clickable L3/R3 thumbsticks. Availability of a game action depends on the game.

Yes2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026Device Layout names LS and RS as the sticks pressed down.

Swappable stick tops

Not available

Yes2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026"You can interchange the thumbsticks according to your preferences."12Reviewtrustedreviews.com/reviews/gamesir-g8-galileoRead 15 October 2026"Those analogue sticks can be replaced by lifting off the G8 Galileo's magnetised face plates, with three different stick options supplied in the box."

Stick tops includediStick cap styles included in this configuration. Counts fitted caps as well as spare caps. Optional caps sold separately are not included.

Not available

Small thumbstick, High thumbstick, Round thumbstick2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026Package contents: Small Thumbstick x1, High Thumbstick x1, Round Thumbstick x1. The manual does not say which style is fitted at purchase.

Replaceable stick modules

Not available

Not available

Stick calibration

App16Maker product pagehelp.backbone.com/hc/en-us/articles/33802785959191-Joystick-Calibration-on-the-Backbone-ProRead 8 October 2026Backbone app Settings > Controller > Calibrate and test controller, with recalibration and restore commands. No on-controller-only procedure is stated.

On the device2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026Hold View + Menu + Home for 5 s to enter the stick and trigger calibration mode on the controller.

Triggers

3 of 10 differ

Trigger sensoriDigital is on or off. Analog is for analog triggers whose sensor no source names.

Hall effect6Maker product pagehelp.backbone.com/hc/en-us/articles/30459005817623-What-are-the-differences-between-the-Backbone-One-and-Backbone-ProRead 8 October 2026The Pro column expressly states Hall effect triggers. This is separate from its potentiometer sticks.

Hall effect1Maker product pagegamesir.com/products/gamesir-g8-galileo/buyRead 15 October 2026"Hall Effect analog triggers".

Trigger resolution

Not available

Not available

Trigger travel

Not available

Not available

Trigger stops

Yes15Maker product pagehelp.backbone.com/hc/en-us/articles/30980246366103-Customization-with-Backbone-Pro-Joystick-Trigger-DeadzonesRead 8 October 2026Maker calls the trigger dead-zone adjustment virtual trigger stops. It changes the activation threshold in software, not physical travel. An inserted phone and app are needed to configure it. No mechanical stops, travel length or number of fixed positions is inferred.

No7Measurementgamepadla.com/gamesir-g8-galileo.htmlRead 15 October 2026Crowd-submitted spec list, marked unverified: Trigger lock: No.

Trigger stop positions

Not available

Not available

Trigger stop type

Software15Maker product pagehelp.backbone.com/hc/en-us/articles/30980246366103-Customization-with-Backbone-Pro-Joystick-Trigger-DeadzonesRead 8 October 2026

Not available

Shortest trigger travel

Not available

Not available

Adjustable trigger dead zone

Yes15Maker product pagehelp.backbone.com/hc/en-us/articles/30980246366103-Customization-with-Backbone-Pro-Joystick-Trigger-DeadzonesRead 8 October 2026

Yes2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026Same app sentence: sticks & triggers zones adjustment.

Hair trigger mode

Not available

Yes2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026Hold M + LT/RT for 2 s to enable or disable hair trigger.

Adaptive triggers

Not available

Not available

Buttons

4 of 17 differ

Face button switches

Not available

Membrane1Maker product pagegamesir.com/products/gamesir-g8-galileo/buyRead 15 October 2026ABXY: "Membrane, 5 million-click lifespan".

Face button switch nameiPublished switch or mechanism name. May be the maker’s branded design rather than a component part number.

Not available

Not available

Swappable face buttons

Not available

Not available

Bumper switches

Not available

Not available

D-pad

Cross20Reviewtechradar.com/gaming/backbone-pro-reviewRead 8 October 2026The exact physical review and product image show the continuous cross-shaped direction pad. Its switch mechanism is not inferred from subjective button feel.

Cross2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026Device Layout drawing shows a plus-shaped D-Pad.

D-pad switches

Not available

Not available

Rear grip buttons or paddlesiMaximum number of additional rear grip inputs the controller supports. Excludes standard shoulder buttons and triggers (L1/R1/L2/R2 or LB/RB/LT/RT), extra shoulder buttons and front buttons. Removable paddles are counted when fitted. Check the box contents for included paddles.

26Maker product pagehelp.backbone.com/hc/en-us/articles/30459005817623-What-are-the-differences-between-the-Backbone-One-and-Backbone-ProRead 8 October 2026Pro has two custom-function back buttons. Standard shoulders and triggers are excluded.

21Maker product pagegamesir.com/products/gamesir-g8-galileo/buyRead 15 October 2026"Back Buttons 2" and "Extra Buttons 2 Back Buttons".

Rear grip input typeiPhysical form of the additional rear grip inputs. Swappable means the same slots accept alternative button and lever or paddle shapes.

Buttons6Maker product pagehelp.backbone.com/hc/en-us/articles/30459005817623-What-are-the-differences-between-the-Backbone-One-and-Backbone-ProRead 8 October 2026

Buttons2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026Back view drawing shows two round buttons labelled L4 and R4.

Removable rear paddlesiWhether rear paddles or lever-shaped back buttons can be removed by the user. This does not count the standard shoulder buttons or triggers.

Not available

Not available

Additional shoulder buttonsiAdditional physical shoulder or bumper buttons. Excludes standard L1/R1/L2/R2 or LB/RB/LT/RT controls and rear grip inputs.

026Reviewtechradar.com/gaming/backbone-one-vs-backbone-proRead 10 October 2026Review lists the shared inputs as two thumbsticks, four face buttons, a D-pad, two triggers and two shoulder buttons. The Pro adds only two remappable rear inputs and a Bluetooth pairing button. The rear inputs are counted under back_buttons, not here.

Not available

Additional remappable buttonsiCounts additional remappable controls across the rear, shoulders and front. Excludes normal face buttons, D-pad directions, stick clicks, standard shoulders and triggers, and system or profile buttons. Optional removable paddles count when fitted.

214Maker product pagehelp.backbone.com/hc/en-us/articles/30980164375703-Customization-with-Backbone-Pro-Button-RemappingRead 8 October 2026Counts M1 and M2 only. Normal gameplay and system inputs are excluded. Both are unassigned by default.

22Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026L4 and R4 on the back. They can be mapped to A/B/X/Y/LB/RB/LT/RT/LS/RS/View/Menu/Capture/D-Pad. The M button is a function key and is not counted.

On-controller remappingiAt least one configurable gameplay button can be remapped using controller controls without a companion app. Does not imply that every button is remappable without software.

No14Maker product pagehelp.backbone.com/hc/en-us/articles/30980164375703-Customization-with-Backbone-Pro-Button-RemappingRead 8 October 2026Maker requires the free phone app and an inserted phone to remap M1/M2. Tom’s Guide independently says the rear buttons can only be remapped through the app. No hardware-only remapping route is claimed.25Maker product pagehelp.backbone.com/hc/en-us/articles/30458160252311-Customization-with-Backbone-Pro-Controller-ProfilesRead 8 October 2026

Yes2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026Hold M + L4/R4, then press the button to map. No app is needed.

Custom onboard profilesiNumber of additional named or custom profiles stored on the controller, beyond any separate default bank identified by the maker. Excludes app-only profiles. Does not assume the default bank is immutable.

Not available

Not available

Profile switch controliA dedicated button, or a dedicated function button used in a combination, that switches saved controller profiles.

Not available

Not available

Turbo

Not available

Yes2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026Hold M, then press the button that needs turbo. Configurable buttons: A/B/X/Y/LB/RB/LT/RT.

Macros

Not available

Not available

Share or capture button

Yes23Reviewwindowscentral.com/gaming/backbone-pro-reviewRead 8 October 2026Exact Pro specification table identifies the capture button. The exact standard Pro render shows its capture icon. The system menu and Backbone app buttons are not counted as extra programmable controls.

Yes2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026Device Layout lists a Capture Button.

Feedback

0 of 5 differ

RumbleiFeedback features as published. Trigger rumble means dedicated trigger-vibration feedback, separate from motor-driven adaptive trigger resistance. HD haptics follows the maker’s stated high-definition feedback feature.

Not available

Not available

Rumble motor type

Not available

Not available

Rumble motors in grips

07Reviewandroidauthority.com/backbone-pro-review-3559339Read 8 October 2026Reviewer explicitly states no rumble or haptic feedback. No grip rumble actuator is present. The rumble feature list stays unavailable because the schema does not store an empty list.

08Reviewexpertreviews.co.ukRead 15 October 2026Review: "there's no support for any haptics or rumble". Gadgetmatch's G8 Plus comparison table also lists Rumble Motor: No for the G8 Galileo.

Trigger rumble motors

07Reviewandroidauthority.com/backbone-pro-review-3559339Read 8 October 2026The same explicit absence of rumble applies to trigger vibration. Hall sensing does not imply a feedback actuator.

08Reviewexpertreviews.co.ukRead 15 October 2026Same review statement, no haptics or rumble of any kind.

Adjustable rumble

Not available

Not available

Motion and touch

3 of 12 differ

Gyroscope

Not available

No9Reviewgadgetmatch.com/gamesir-g8-plus-review-specs-price-mobile-bluetooth-controllerRead 15 October 2026G8 Plus vs G8 Galileo comparison table: 6-axis gyroscope: No for the G8 Galileo. The same table lists no battery, no rumble motor and a headphone jack.

Combined motion sensor axesiTotal gyroscope and accelerometer axes. A three-axis gyroscope plus a three-axis accelerometer is a six-axis motion sensor.

Not available

Not available

Gyro as mouse

Not available

Not available

Touchpad

Not available

Not available

Touchpads

Not available

Not available

Clickable touchpadiSupports a press-to-click action, including pressure-sensed haptic clicks. Does not imply a mechanically moving switch.

Not available

Not available

NFC

Not available

No7Measurementgamepadla.com/gamesir-g8-galileo.htmlRead 15 October 2026Crowd-submitted spec list, marked unverified: NFC support: No.

IR camera

Not available

Not available

Built-in display

Not available

No7Measurementgamepadla.com/gamesir-g8-galileo.htmlRead 15 October 2026Crowd-submitted spec list, marked unverified: Display: No.

Light bar

Not available

Not available

RGB lighting

Not available

Not available

Lighting zones

Not available

Not available

Measured

3 of 13 differ

Measured input latencyiHardware-measured latency for the documented stock setup. Connection, input, operating system, input mode, firmware, tester and settings are recorded in source notes. Polling rate is a separate report-rate measurement. Different setups are separate rows.

ABackbone Pro

Not available

BGameSir G8 Galileo

Connection	Input	Average (ms)	Min (ms)	Max (ms)	Jitter (ms)	Polling rate (Hz)	Tested on
USB (wired)	Button	4.28	2.09	6.53	1.16	457	Windows
USB (wired)	Stick	7.82	4.8	10.38	1.28	457	Windows

Source7Measurementgamepadla.com/gamesir-g8-galileo.htmlRead 15 October 2026Prometheus 82 v5.2.3.1, tests #6591 (button) and #6600 (stick) on 2025-09-28 by JayBee. Windows 11 build 10.0.26100, cable, DInput, firmware 129.60. Stick latency at 99% deflection. Polling rate comes from the site's software test. Page status is Not verified yet and it lists 5 more tests that were not stored.

Button latency wired (measured, highest average)iHighest average latency among the stored reviewer setups for this connection and input. It is not the maximum individual event or a guaranteed result for every platform. See source notes for each setup.

Not available

4.28ms=CalculatedFrom Measured input latency

Button latency wireless (measured, highest average)iHighest average latency among the stored reviewer setups for this connection and input. It is not the maximum individual event or a guaranteed result for every platform. See source notes for each setup.

Not available

Not available

Button latency Bluetooth (measured, highest average)iHighest average latency among the stored reviewer setups for this connection and input. It is not the maximum individual event or a guaranteed result for every platform. See source notes for each setup.

Not available

Not available

Stick latency wired (measured, highest average)iHighest average latency among the stored reviewer setups for this connection and input. It is not the maximum individual event or a guaranteed result for every platform. See source notes for each setup.

Not available

7.82ms=CalculatedFrom Measured input latency

Stick latency wireless (measured, highest average)iHighest average latency among the stored reviewer setups for this connection and input. It is not the maximum individual event or a guaranteed result for every platform. See source notes for each setup.

Not available

Not available

Stick latency Bluetooth (measured, highest average)iHighest average latency among the stored reviewer setups for this connection and input. It is not the maximum individual event or a guaranteed result for every platform. See source notes for each setup.

Not available

Not available

Measured stick testsiReviewer measurements for each stick under the connection, input mode, firmware and calibration settings documented in source notes. Inner dead zone reported as absent is stored as zero. Outer dead zones in mm are not converted to percent.

Not available

Not available

Inner dead zone (measured, worst stick)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Circularity error (measured, worst stick)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Measured battery lifeiReviewer-measured runtime under the connection, activity, rumble and lighting settings stated in source notes. Missing setup cells are unknown, not disabled.

Not available

Not available

Full charge time (measured)iReviewer measurement from an empty battery to full. Source notes identify the power source, connection, controller operating state and test method when published. Partial charges and maker claims are excluded.

Not available

Not available

Weight (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Audio

0 of 6 differ

3.5 mm jack

Yes1Maker product pagebackbone.com/products/backbone-proRead 8 October 2026The exact product names its 3.5 mm headset jack. Bluetooth headphones connect to the host device, not through this jack.

Yes1Maker product pagegamesir.com/products/gamesir-g8-galileo/buyRead 15 October 2026"Audio 3.5mm Audio Jack".12Reviewtrustedreviews.com/reviews/gamesir-g8-galileoRead 15 October 2026"You also get a 3.5mm headphone jack and a USB-C port on the bottom of device for pass-through phone charging."

Jack works over

USB (wired)12Retailer pageapple.com/shop/product/hs4g2zm/a/backbone-pro-mobile-gaming-controllerRead 8 October 2026Stored USB-wired audio route is handheld phone use through the integral plug only. Neither this listing nor the maker Wired Mode guide proves jack operation through a bottom-port laptop cable or over Bluetooth. Those routes remain unavailable.

USB (wired)11Maker product pagegamesir.com/pages/tutorial-how-to-use-gamesir-g8-galileoRead 15 October 2026The 3.5 mm jack sits on the controller bridge. The only data connection is the built-in wired Type-C plug, so the jack works over USB wired. The maker does not state this in words.

Speaker

Not available

Not available

Microphone

Not available

Not available

Microphone mute controliDedicated physical button or switch on the controller that mutes a built-in or connected headset microphone. Excludes a normal gameplay button assigned to mute through software.

Not available

Not available

Expansion port

Not available

Not available

Battery and charging

8 of 13 differ

Battery type

Built-in4Owner's manualeasystore.cz/pub/manualy/Backbone/BB-N1-B-R_Backbone_Pro_Safety_Sheet_ENG.pdfRead 10 October 2026

None3Maker product pagegamesir.com/pages/tutorial-how-to-use-gamesir-g8-galileoRead 15 October 2026FAQ 4: "No, it's a wired controller, no need for charging and just powered by your phone."

Batteries

24Owner's manualeasystore.cz/pub/manualy/Backbone/BB-N1-B-R_Backbone_Pro_Safety_Sheet_ENG.pdfRead 10 October 2026The English specifications explicitly list two built-in lithium-ion batteries at 3.8 V. The guide gives alternative capacities of 526 mAh ×2 or 660 mAh ×2 without a SKU mapping. Capacity and energy are therefore unavailable rather than choosing or summing one alternative.

03Maker product pagegamesir.com/pages/tutorial-how-to-use-gamesir-g8-galileoRead 15 October 2026Same FAQ 4 answer.

Batteries included

Yes4Owner's manualeasystore.cz/pub/manualy/Backbone/BB-N1-B-R_Backbone_Pro_Safety_Sheet_ENG.pdfRead 10 October 2026The two batteries are built into the controller. Battery repair is restricted to qualified personnel, not normal user replacement.

No3Maker product pagegamesir.com/pages/tutorial-how-to-use-gamesir-g8-galileoRead 15 October 2026Same FAQ 4 answer.

Battery capacity

Not available

Not available

Battery energy

Not available

Not available

Claimed battery lifeiMaker-claimed runtime. Missing connection, rumble or lighting cells mean that the maker did not state that condition. A plus sign or up-to qualifier is preserved in source notes.

ABackbone Pro

Connection	Hours (h)
Bluetooth	40

Source9Maker product pagehelp.backbone.com/hc/en-us/articles/30478499092375-FlowState-Wireless-Gameplay-with-Backbone-ProRead 8 October 2026Up to 40 hours of Bluetooth wireless gameplay. The launch post calls this internal testing. No lighting, game, activity, battery condition or independent runtime measurement is published.

BGameSir G8 Galileo

Not available

Longest claimed battery lifeiLargest numerical runtime figure in the stored maker claims. A 35+ hour claim is a lower-bound figure, not an upper limit. Up-to, approximate and plus qualifiers are preserved in source notes.

40h=CalculatedFrom Claimed battery life

Not available

Charging connectoriConnector used for charging a rechargeable battery. On AA-powered controllers, USB charging requires a compatible rechargeable pack and does not recharge ordinary AA cells.

USB-C10Maker product pagehelp.backbone.com/hc/en-us/articles/31060950685847-How-to-Play-On-Any-Screen-with-a-wired-connection-on-Backbone-ProRead 8 October 2026

None3Maker product pagegamesir.com/pages/tutorial-how-to-use-gamesir-g8-galileoRead 15 October 2026No battery. The Type-C port on the controller is a pass-through charging port for the phone (maximum input 9V/3A), not a battery charger.

Full charge time (claimed)iMaker-claimed charging time from an empty battery to full. Charger, cable and controller power state are noted when published.

Not available

Not available

Charging dock

Not available

Not available

Dock

Not available

Not available

Play while charging

Yes10Maker product pagehelp.backbone.com/hc/en-us/articles/31060950685847-How-to-Play-On-Any-Screen-with-a-wired-connection-on-Backbone-ProRead 8 October 2026Maker expressly says the bottom USB-C cable both controls the laptop/tablet and charges the Pro battery. This is controller battery charging, separate from up-to-30W phone pass-through.

Not available

Battery indicator

LED, App13Maker product pagehelp.backbone.com/hc/en-us/articles/30480000345751-Charging-the-Backbone-ProRead 8 October 2026Orange LED ring flashes while charging and remains on when full. Battery level appears in the app only with a phone inserted. The maker says full in less than three hours but does not state an empty starting point, charger output or controller state. No claimed 0–100 scalar or measured charge time is stored. Phone pass-through can reach 30 W with a compatible phone/charger. The Pro battery is not a phone power bank.

Not available

Build

4 of 5 differ

Shell material

Plastic20Reviewtechradar.com/gaming/backbone-pro-reviewRead 8 October 2026Exact Pro hands-on review identifies a predominantly plastic construction. No polymer grade is stated.

Not available

Grip texture

Textured grips with matte finish and high-gloss detailing6Maker product pagehelp.backbone.com/hc/en-us/articles/30459005817623-What-are-the-differences-between-the-Backbone-One-and-Backbone-ProRead 8 October 2026

Laser-engraved texture grips5Press releasefunkykit.com/news/gamesir-launches-the-g8-galileo-mobile-gaming-controllerRead 15 October 2026"Laser-Engraved Texture Grips ensure a secure and comfortable hold". The same release also names exclusive impulse triggers through the Android app. No trigger motors are published, see rumble_motor_count.

Swappable grips

Not available

Not available

Swappable faceplate

Not available

Yes2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026"The faceplates of the GameSir G8 are magnetic and swappable."

User-replaceable parts

Phone adapters18Maker product pagehelp.backbone.com/hc/en-us/articles/25842236494487-How-to-use-your-Backbone-controller-with-compatible-casesRead 8 October 2026Maker gives tool-free magnetic adapter removal/replacement. The August 2026 change to rubber adapters applies to later Backbone One units, not Pro. Internal batteries or stick modules are not claimed user-replaceable.

Magnetic faceplates, Thumbstick caps2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026Interchange Parts section shows the faceplates and the thumbstick caps coming off.

Software

2 of 3 differ

Companion app

Backbone App1Maker product pagebackbone.com/products/backbone-proRead 8 October 2026

GameSir App1Maker product pagegamesir.com/products/gamesir-g8-galileo/buyRead 15 October 2026"Customization Software GameSir App". The page spec table lists the platform as Android only, which is narrower than the maker FAQ.

App platforms

iOS, Android1Maker product pagebackbone.com/products/backbone-proRead 8 October 2026The configuration app is for iOS and Android phones. Desktop gameplay does not imply a desktop configuration app.

Android2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026"Customization via GameSir App (*Exclusive Android system support)". The maker product page also shows the generic GameSir App on iOS and Google Play. The G8 manual and FAQ say Android only.

User firmware updates

Yes17Maker product pagehelp.backbone.com/hc/en-us/articles/30478714958615-How-to-check-and-manually-update-your-Backbone-Pro-s-FirmwareRead 8 October 2026Automatic background updates and manual app Settings > Controller > Update. Firmware version appears in Controller Details. No minimum firmware is invented.

Yes2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026GameSir App is used for firmware upgrade.

Dimensions and weight

2 of 2 differ

Body dimensionsiController body dimensions, excluding packaging and dock. Width is side to side across the front face. Height is top to bottom across the front face. Depth is front-to-back thickness. Maker axes are reordered when needed without changing the published lengths.

Width180.7Height101.1Depth49.8mm(7.1 × 4 × 2 in)5Maker product pagehelp.backbone.com/hc/en-us/articles/30568426009367-How-big-is-the-Backbone-ProRead 8 October 2026Maker axes: contracted width 180.7 mm, height 101.1 mm, depth 49.8 mm. Extended width 280.7 mm is not stored as body width or inferred as a phone-fit limit.

Width217Height107Depth54mm(8.5 × 4.2 × 2.1 in)1Maker product pagegamesir.com/products/gamesir-g8-galileo/buyRead 15 October 2026Physical Specs cell "252 g / 217*107*54 mm", normalized to front width x front height x thickness. The 217 mm figure is the maker body size and does not state the stretch state.

Weight (claimed)iMaker-published controller weight with its battery. Fitted sticks, paddles or other accessories and any published tolerance are stated in the source notes. Excludes packaging and dock.

203g(7.2 oz)5Maker product pagehelp.backbone.com/hc/en-us/articles/30568426009367-How-big-is-the-Backbone-ProRead 8 October 2026Current exact maker dimensions article gives 203 g. The BB-N1 safety guide and exact Apple listing agree. The May launch post says 199 g without explaining a different weighing condition or hardware revision. The corroborated current value is used, with that conflict retained here.

252g(8.9 oz)1Maker product pagegamesir.com/products/gamesir-g8-galileo/buyRead 15 October 2026Physical Specs cell: 252 g. Gadgetmatch lists 242.9 g in a comparison table. The maker value is kept.

Certifications

1 of 1 differ

FCC ID

Not available

Not available

Other certifications

FCC Part 15 Class B, ISED licence-exempt RSS, IMDA Standards DA105282, EU Directive 2014/53/EU (RED) declaration of conformity4Owner's manualeasystore.cz/pub/manualy/Backbone/BB-N1-B-R_Backbone_Pro_Safety_Sheet_ENG.pdfRead 10 October 2026The BB-N1-specific US declaration names Backbone Pro and expressly states compliance with FCC Part 15 Class B digital-device limits. This is the maker declaration, not a radio FCC ID or a claim about all regional approvals. The same sheet also carries an IC statement (licence-exempt transmitter complying with ISED Canada licence-exempt RSS), a Singapore note Complies with IMDA Standards DA105282, and a Backbone Labs declaration under Directive 2014/53/EU. CE and UKCA marks are not stored because the sheet does not show them on the product. No FCC ID is printed on the sheet. SAR figures (body 0.10 W/kg per 1 g, 0.04 W/kg per 10 g) have no field.

FCC Part 15, CE, 2014/30/EU, 2011/65/EU, (EU) 2015/8632Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026Manual FCC statement: complies with part 15 of the FCC Rules. EU statement: Directive 2014/30/EU and 2011/65/EU and its amendment (EU) 2015/863. Class is not stated.

In the box

2 of 3 differ

In the box

Backbone Pro controller, Two sets of magnetic phone adapters, Quick Start Guide2Retailer pageapple.com/shop/product/hs4g2zm/a/backbone-pro-mobile-gaming-controllerRead 8 October 2026Exact US Apple box inventory. Two adapter sets include the fitted set. The maker safety guide also identifies a safety guide among the supplied documents, but no cable or receiver is listed.

Controller, Interchangeable Thumbstick Caps x 3, Card, Sticker, User Manual1Maker product pagegamesir.com/products/gamesir-g8-galileo/buyRead 15 October 2026Box list on the buy page: Controller x1, Interchangeable Thumbstick Caps x3, Card x1, Sticker x1, User Manual x1.2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026Package contents: GameSir-G8 x1, Small Thumbstick x1, High Thumbstick x1, Round Thumbstick x1, User Manual x1, Thank You & After-sale Service Card x1, GameSir Sticker x1, Certification x1. The buy page list is stored.

Cables included

Not available

Not available

Carrying case

None7Reviewandroidauthority.com/backbone-pro-review-3559339Read 8 October 2026Review identifies the case as a separate $25 purchase, not part of the standard controller package. No case material or optional accessory is included in the box.

Not available

Warranty

0 of 2 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.

1year19Maker product pagehelp.backbone.com/hc/en-us/articles/4412063514135-Returns-and-Warranty-PolicyRead 8 October 2026Maker one-year controller warranty from purchase through an authorized reseller, applied here to the US Apple reference. The separate three-month carrying-case warranty and statutory rights are excluded.

1year10Maker product pagegamesir.com/support/faqRead 15 October 2026Maker warranty policy: 12-month replacement with the same model for abnormal function and manufacturing defects. The Australian clause says "1 year warranty from the date of purchase".

Stick drift warranty

Not available

Not available

Links

Not compared

Product page

backbone.com/products/backbone-pro1Maker product pagebackbone.com/products/backbone-proRead 8 October 2026

gamesir.com/products/gamesir-g8-galileo1Maker product pagegamesir.com/products/gamesir-g8-galileo/buyRead 15 October 2026Maker product page.

Spec sheet

Not available

Not available

Manual

www.easystore.cz/pub/manualy/Backbone/BB-N1-B-R_Backbone_Pro_Safety_Sheet_ENG.pdf4Owner's manualeasystore.cz/pub/manualy/Backbone/BB-N1-B-R_Backbone_Pro_Safety_Sheet_ENG.pdfRead 10 October 2026Maker-authored multilingual Backbone Pro BB-N1 safety guide, hosted by a retailer. Downloaded and read directly. It is a safety/specification guide, not a full gameplay manual.

cdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdf2Owner's manualcdn.shopify.com/s/files/1/2241/8433/files/G8_manual.pdfRead 15 October 2026One-page multilingual manual linked from the maker's support manuals page https://gamesir.com/support/manuals/gamesir-g8-galileo. The English column is titled GameSir Galileo, Type-C wired mobile gaming controller. It requires Android 8.0 or above and a Type-C connection.

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

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