Questions tagged [hardware]

For questions about the hardware of Android devices

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36
votes
2answers
284k views

What are the minimum hardware specifications for Android?

As per the title, what hardware do I need to be able to run various versions of Android?
33
votes
9answers
221k views

How to get hardware specs of Android device?

How can I find information on the hardware of my Android device like processor architecture, RAM, etc?
30
votes
4answers
42k views

Why can the Nexus 7 display so much more content on-screen than the Galaxy Nexus?

The Galaxy Nexus is 1280x720, and the Nexus 7 tablet is 1280x800. I realize that the tablet is physically larger, but it's screen resolution, not display size, that determines screen real-estate. ...
29
votes
11answers
3k views

Where can I find a comparison of Android devices? [closed]

I recently got fed up with my previous smartphone (name omitted) and I'm considering switching to an Android based phone. However, I have been stumped by the sheer number of handsets. I'm more than ...
27
votes
2answers
43k views

What is JTAG in regards to Android?

I see the term JTAG used for reviving dead Android devices that otherwise don't respond to anything and aren't seen when USB connected. It seems that it's something done from the physical hardware ...
25
votes
4answers
66k views

How do RAM and processor speed affect overall performance on Android?

Since Android can be installed on wide range of devices, I'm wondering how important RAM and the CPU speed are to the performance of a device. There are always tradeoffs when something is increased ...
24
votes
1answer
121k views

How to tell if your phone is refurbished

Is there a way to tell if an Android phone is an original or a refurbished product?
24
votes
1answer
16k views

How does Android calculate battery consumption by apps?

How does Android measure energy used by individual hardware component? How does Android measure energy used by each individual process?
22
votes
9answers
158k views

What Android phones are ANT+ hardware enabled?

I'm trying to gather information regarding ANT+ hardware support in Android phones. Basically, what Android phones have ANT wireless hardware? ANT and ANT+ ( http://thisisant.com/ ) as wireless ...
18
votes
7answers
5k views

If I buy an Android phone today and want security updates for as long as possible, how should I choose a phone? I'm willing to use custom ROMs.​

Background Quite a few software developers offer special "long-term support" (LTS) or "extended-support release" (ESR) editions of their products. You install the product once and get security ...
15
votes
6answers
102k views

How can I find out which bands my phone supports

Background: I recently bought the Padfone X, and have been attempting to get it on my network. Part of this effort has been verifying information I have found online which claims that it supports LTE ...
14
votes
2answers
6k views

How can I find out the make and model of the chips in my device?

I'm trying to find out what kind of GPS receiver is in my phone. Every spec sheet is vague on this. I can easily find out what kind Soc or CPU it has, but parts like GPS and FM receivers, Bluetooth ...
14
votes
5answers
77k views

How do I find out what wifi chipset my phone has?

I've got LG Optimus One phone (model LG-P500h). How do I find out what wifi chipset my phone has? Is there a general mechanism that will work for all phones?
13
votes
2answers
35k views

Is there a RAM test for Android devices?

I need to fix a friend's phone this evening that has suddenly produced loads of android.process.media and com.google.process.gapps errors. I am going to reinstall the OS as it's an older ROM but it ...
12
votes
4answers
19k views

Any concerns using LED flashlight apps?

I've always wondered with flashlight apps, especially ones that use the LED light(s): Is there any risk of shortening the life of the LEDs? I noticed one app ("ASettings") gives a warning that doing ...
12
votes
4answers
8k views

Is my phone liable to explode if I charge it with a charger that came with a different phone?

My friend and I both have droids and we often user each other's wall chargers out of convenience. I was told that it's possible that my phone might explode if it's charged with a charger that wasn't ...
11
votes
3answers
17k views

Micro USB cables that only charge but no data, no mounting etc (Samsung Galaxy S)

Not all cables seem to be created equal but I've never got to the bottom of why so many (cheap) cables I try only charge - no data. Anyone know why? Certain pins not connecting? I do know that longer ...
11
votes
2answers
40k views

How to measure battery capacity (mAh)?

I've bought an Android device (Motorola Droid 4) online yesterday, the seller claims that it's 3300 mAh (and that's one of two reason why I bought it), but when I receive the device and check it, ...
10
votes
2answers
17k views

Can we connect a normal earphone / headphone to a Android device?

Can we connect a normal earphone / headphone (those that we connect to the Desktop PC) to the Android phone or devices? This is because I notice that the one on the left (the original one that come ...
10
votes
1answer
793 views

Are there any rowhammer resistance phones?

It's taken 31 years but someone finally get around to implementing rowhammer for the arm instruction set. So are there any ECC or MEU RAM chips available for phones or currently in use in any phones?
9
votes
1answer
14k views

Is there an Android equivalent to iOS's “CallKit”?

This actually seems like a very Android-like feature. When I heard about it, I thought there might be an Android equivalent. It lets VoIP apps use the standard phone app to call/receive calls, ...
9
votes
1answer
3k views

How can I tell if my installed Android version, not CPU, is a 64 bit or 32 bit one?

As long as a 64 bit CPU is supposed to execute 32 bit programs, it is sometimes hard to know which one do I have installed on my device. There are programs that require this knowledge, like the ...
9
votes
2answers
6k views

Do Android devices make active or passive scan when looking for WiFi AP

I would like to know if Android devices make active or passive scan when looking for the AP to connect. I've already made a test using Wireshark and wifi sniffer and it seems that while an iPhone ...
9
votes
1answer
21k views

Are there any Android phones that allow Bluetooth PAN off the shelf?

I'm specifically looking for an off-the-shelf solution. Without going into too much technical detail, I need to connect a phone via Bluetooth to a device and receive IP traffic from the device. ...
9
votes
2answers
1k views

Nexus 6 display performance, PWM and flickering

Does anyone have any information about Nexus 6 (and its "brothers") real display performance? I'm worried about PWM/flickering, that usually exists in AMOLED displays and makes them ...
8
votes
1answer
2k views

Does the Google Nexus 7 support external keyboards?

Can I use an external keyboard with a Google Nexus 7? Will the Nexus pair with an Apple Wireless keyboard? Are there other companies that make compatible keyboards?
8
votes
2answers
1k views

Easiest way to reduce power consumption to phone only

Sometimes I'm in a situation where I can't charge and want to have phone service as long as possible. I won't care if nothing else is enabled. What's the easiest way eliminate as much other power ...
8
votes
2answers
236 views

Linux on Android and HW support

I see that there are some projects about installing Linux on an Android Device, but how is the Hardware support? If I install linux, can I have access to the hardware via Python, like in Android?
8
votes
1answer
4k views

How can I make the button on my headphones control something other than the stock music player?

When I press this button, it plays/pauses the stock music player. I don't use the stock music player--I use a comination of Last.fm, Grooveshark, and Winamp. I would like to make the button play/pause ...
7
votes
4answers
3k views

What to check when buying a used device

I'm thinking about buying a used Android device and I want to know what should I check on the device before I buy it? Is there an app or something that does some sort of testing on the phone? Are ...
7
votes
2answers
781 views

What do I need to improve performance of the Android emulator?

I currently use Ubuntu 10.10, and I find the emulator extremely slow. However, I have an Intel Core 2 Duo CPU (T5200 processor) with 4G of RAM. What do I need to improve performance? Better hardware? ...
7
votes
3answers
3k views

How water resistant is the HTC Desire?

I read on another question that the Motorola Defy is a good choice if you want a water resistant phone. I assumed I wouldn't get the phone wet so water resistance was not a factor I considered when I ...
7
votes
4answers
981 views

Is there an Android PMP equivalent of the iPod Touch? [duplicate]

Possible Duplicate: Are there any devices that are like an iPod Touch, but run Android? In other words, is there a piece of dedicated hardware designed (or shipped with) Android that is meant as ...
7
votes
0answers
2k views

Can I disable the hardware 'Search' button?

I'm teaching my 85 year old mother to use her first phone. Her first ever bit of computing. The first use is texting and I've removed all the apps from the main screens except for the messaging app, ...
6
votes
1answer
3k views

Why are android devices equipped with only (relatively) little RAM?

Currently, I can only find devices (phone, tablets or sticks) that are equipped with a maximum of 2GB RAM. While this might be sufficient for current applications, I do wonder why there are no ...
6
votes
1answer
759 views

What do the 2 pins on the back of the Nexus S do?

I'm really frustrated with a Nexus S turning off while in my pocket. I'm wondering if it has something to do with the pin positions, or these 2 strange back pins and contacts on the cover that don't ...
6
votes
1answer
11k views

Howto get device's features with adb

Howto get device's features with adb i.e. whether it has e.g. accelerometer, screen is capable landscape mode, etc. These values are set in XML during build: <feature name="android.hardware....
6
votes
1answer
998 views

How to get data off a completely dead Android phone?

Phone worked perfectly. Then one day completely dead, nothing at all. It may have been that "one day" was after some time of laying around, cannot recall. Model: Android AT&T Samsung Galaxy S3 (...
6
votes
1answer
347 views

What is Phablet?

How to define a phablet? I first read this word in article about "ZTE building some Galaxy Note-style phablets". This is something larger than a smartphone, but smaller than a tablet. But where is ...
6
votes
4answers
111k views

Will I be removed from groups on WhatsApp if I upgrade to a new phone?

I was removed from all groups before, when I changed my number. Will the same happen if I change my phone? This time, I have the same number but a different phone.
6
votes
2answers
8k views

Where are the water damage indicators on a G2?

I got a G2 from eBay and it looks pretty nice. I'm just inspecting to make sure everything is good before I start using it. The battery has a white water damage indicator, which is good, but the ...
6
votes
1answer
5k views

Microsd card slots: shared vs dedicated - What is the difference?

When I look at detailed specifications of android devices sometimes it is possible to filter them by choosing if a microsd card slot is shared or is dedicated. Unfortunately I am not able to find a ...
6
votes
1answer
3k views

Google Nexus 4 weird sound problem

Are there any solutions to the Google Nexus 4 weird sound problem? This is how it sounds. Will Google replace the phone? I am in Singapore and bought this phone through a friend in the US. There is ...
6
votes
3answers
2k views

Determine strength of the cell antenna in an Android phone to ensure good cell reception

In some parts of the world, the cell towers are few and far between. In places like these, when someone is shopping for their next smartphone upgrade, they need to consider cell reception. Boosters ...
5
votes
4answers
112k views

How can I physically remove the internal memory device from my Samsung Galaxy S2?

My Galaxy S2 has recently died completely over night. It does not turn on regardless of which combination of buttons I try and how long I press them. I've tried with two different batteries, without a ...
5
votes
1answer
18k views

Do Samsung tablets have the same USB connector as Apple's iPad?

It seems that the USB cable for the Samsung Galaxy Tab 10.1 (and other Samsung tablets) looks like the one used for Apple's iPad or iPhone. Is it the same?
5
votes
2answers
5k views

Power button fails to work consistently on Motorola Droid. Workarounds?

When I press the power button on my Motorola Droid, nothing happens (usually). Just to get my phone to turn on after being shutdown, I have to plug it in to the charger cable. Once booted, however, I ...
5
votes
1answer
737 views

Damage risk of using flashlight

I'm using a flashlight app on my Xperia L phone. I accidentally turned on the flashlight, but noticed it only 4 hours later. I turned it off then. Is this keeping the flashlight on for a long period ...
5
votes
2answers
7k views

My phone doesn't always charge at full speed, even with certain 2-amp chargers. What are the necessary conditions for it to charge at full speed?

I've noticed that my Samsung Galaxy S4 doesn't always charge at its maximum rate of charge, even when it seemingly should. For example, car DC adapters that claim to provide up to 2.0A current only ...
5
votes
1answer
85 views

Lost my Encrypted mobile phone

So, Yesterday I lost my Samsung A6+. The guy/girl who picked must have already shut it down. It is encrypted and it had a locking pattern each time I needed to use it. If the guy does a factory ...

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