When comparing iMpulse controller vs iPega PG-9025, the Slant community recommends iPega PG-9025 for most people. In the question“What are the best third-party game controllers for Android?” iPega PG-9025 is ranked 1st while iMpulse controller is ranked 16th. The most important reason people chose iPega PG-9025 is:
The built in battery provides 6 hours of gaming, which can easily be recharged through a USB adapter as the battery is rechargeable. You won't have to buy batteries, or worry about having batteries on hand.
Specs
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Pros
Pro Works great with emulators
The iMpulse works great with emulators in that the controls can be programmed from within the emulator application, thus creating no need for the iMpulse application.
Pro First party apps
There are three different apps for use on the iMpulse that add functionality to the device such as button mapping or a key finder.
Pro Rechargable battery
The iMpulse controller uses an in built rechargable battery that is charged through a USB port.
Pro Built-in rechargable battery (380mAh)
The built in battery provides 6 hours of gaming, which can easily be recharged through a USB adapter as the battery is rechargeable. You won't have to buy batteries, or worry about having batteries on hand.
Pro Includes retractable phone holder
The phone holder really helps out, as when playing games you'll have both hands on the controller and won't be able to hold your phone. You would need to prop it up somewhere (if you could find a spot).
The arm can fit phones up to 9 centimeters wide. This means anyone with a device that size or smaller can clip it into the controller, making for a convenient form factor while gaming. Because of the width, it can even fit small phones with a case on it.
Pro Supports many operating systems
Supports Android 4.3+, iOS, WinXP/Win7/Win8 and Android TV.
Pro Has L2 and R2 buttons
Has ergonomically placed L2 and R2 buttons on the back.
Pro 5 multimedia keys
There are multimedia keys on the device that allow control while using multimedia apps such as movie players or music players. This can be convenient for when the controller is in ones hands instead of their device.
Cons
Con No analog sticks
Without the inclusion of analog sticks playing 3D games may be troublesome.
Con Apps do not work that great
There does seem to be a multitude of problems with the first party apps available for this device including a horrible UI and non working functions.
Con Cheap-feeling build
The controller is lightweight and gives a feeling it may break when dropped due to the flimsy design. While this is a cheap controller it would have been nice to have a sturdier build to it.
Con Instructions are written in Chinese
The in-the-box instructions are all in Chinese. In order to read them in English, you need the online English PDF manual.