Camera Architecture

It seems that having a camera is now a necessity on even the most inexpensive devices. But there are cases like HP's Stream 7 where the quality of the camera is so poor that you question whether it was even worth the money spent on it in the first place. However, with inexpensive smartphones the image quality is usually good enough for sharing via social media and instant messaging which makes it worth including. Whether or not this holds true for the Moto E is yet to be seen, but before discussing image quality it's important to have a good understanding of the Moto E's camera system.

Motorola Moto E (2015) Camera Specifications
Front Camera - Resolution 0.3MP (640x480)
Front Camera - Sensor Aptina MT9V113
(2.2µm, 1/11")
Front Camera - Focal Length 1.4mm
Front Camera - Max Aperture F/3.0
Rear Camera - Resolution 5.0MP (2560x1920)
Rear Camera - Sensor Samsung S5K5E2 (1.12µm, 1/5")
Rear Camera - Focal Length 2.5mm (28mm eff)
Rear Camera - Max Aperture F/2.2

The front facing camera on the Moto E is a 0.3MP sensor from Aptina. The original Moto E didn't even have a front facing camera so it's definitely an upgrade in that respect, but I do wonder if it would have been better to continue without the front facing camera and either spend the money elsewhere or further drive down the price of the phone.

The rear facing sensor is made by Samsung. It's a 1/5" 5MP sensor with 1.12 micron pixels. You may be familiar with it, as it was the sensor used for the HTC One M8's front-facing camera. It's also important to note that the 2015 Moto E supports autofocus, which is an enormous improvement over its predecessor which had a fixed focus camera. The video recording resolution of the rear camera has also been bumped from 854x480p30 to 1280x720p30.

Camera Focus Latency (Shooting ISO 12233 Target)

Camera Shot Latency (Shooting ISO 12233 Target)

The focus latency on the Moto E is one of the longer results on our test. For a device with only contrast detection auto focus it's not a bad result, although there are a couple devices that manage to focus a couple hundred milliseconds quicker. Shot latency is actually pretty good, and you don't ever feel like you're waiting in between taking photos.

Motorola Camera

Motorola includes their own camera application with the Moto E. By default it gives you what is essentially the most automatic camera experience possible, with zero control over focus, exposure, or any other options. In this mode, tapping anywhere on the display takes a photo, and the camera is always focused in the center. Pressing and holding on the display takes a succession of photos, which seems to work well apart from a pause after every 20 photos or so to write them to memory. Moving your finger up or down does a digital zoom up to 4.0x, although I wouldn't recommend it.

To access the controls in Motorola's camera app, you need to know to swipe in from the left side. I really don't like this hidden magic menu style of design. Motorola really should have had the menu set to be visible when the app is loaded and set it move off screen after a second or two. It is shown initially in the tutorial when you first run the app, but when you're relying on tutorials to show the user how to use the basic functions of your app your design is already a failure. Once you do find this menu, you'll be able to do various things like switch to panorama mode, change whether photos are stored on an SD card or internal memory, and most importantly, enable the control over focus and exposure that should have been enabled in the first place. You'll also be able to change the app from the default 3.7MP 16:9 cropped output to the full 2560x1920 output of the 4:3 sensor.

Unfortunately, even the focus control and exposure are implemented in a strange manner. You control the focus by moving a disk around on your screen, and when it turns green you know that you've successfully focused on that area. I understand what Motorola was trying to do here, as having the disk always on your screen lets you know where you focused. However, it's just not as intuitive as being able to tap somewhere to focus, and it just makes for a less comfortable experience than other camera applications.

I actually like some of Motorola's included applications, but the ones that try to replace the applications that already exist in AOSP or from Google tend to fall short. After playing with Motorola's camera app I just went to Google Play to download Google's Camera app which is quite frankly better than Motorola's. It's unfortunate though, because on an 8GB device the last thing you want is to have replacement apps for less than optimal default ones taking up space on your phone.

Of course, the biggest part of a smartphone's camera is not the camera app but the photos themselves. That's what I'll be looking at next.

Display Camera Performance
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  • Kristian Vättö - Tuesday, April 21, 2015 - link

    Buying goods internationally is always more hassle. First off, there's customs fees that may increase the total cost quite significantly. On top of that there's always a concern regarding warranty because if the OEM has no presence in your country, you may have to ship it to another country that increases waiting time and may even cost you.
  • erikiksaz - Tuesday, April 21, 2015 - link

    I was under the impression that xiaomi phones don't have all the proper bands for T-mobile. Is this not true?
  • hans_ober - Tuesday, April 21, 2015 - link

    Any front camera samples?
    Did you try charging it using a Quick-Charge 2 charger; or even another normal charger with a high amp rating?
    How good (or bad) is multitasking on the phone due to only 1GB RAM?
  • Brandon Chester - Tuesday, April 21, 2015 - link

    The original release of Lollipop has some memory issues of its own, but I never felt like there were problems with multitasking due to the limited amount of memory. There's definitely more app reloading than on the Nexus 6 but it's not a big deal.
  • hans_ober - Tuesday, April 21, 2015 - link

    Thanks, aren't you guys gonna share front camera sample pics?
    It might not be great, but I was curious to see how good/bad it is.
  • piroroadkill - Tuesday, April 21, 2015 - link

    It's funny that we're talking about a PHONE having "ONLY" 1GiB RAM, when I vividly remember that being a shit-hot amount of RAM for your desktop PC.

    That aside, I don't see Moto E as a hardcore multitasking phone anyway, it's just a decent phone with a reasonable set of specs for someone who isn't that hardcore of a smartphone user.
  • hans_ober - Tuesday, April 21, 2015 - link

    Times change :) When it comes to PC's I think 4GB RAM is the minimum that should come with a new PC, anyone planning on multitasking needs more. When it comes to laptops like the Surface and MBP, they should be including 8GB atleast: the iGPU uses a portion and that reduces things even further.
  • mkozakewich - Wednesday, April 22, 2015 - link

    No, times have changed yet again. A PC should have 1 GB at the very least, with 4 GB being a good amount. Most of these kinds of computers have SSDs, which are a lot faster with their page files. You can swap without too much delay, so you don't actually need much RAM. I've been surprised at how well the 1GB Stream 7 performs, despite Windows 8 taking up about a gigabyte on boot.

    (If you use Chrome heavily, tack on an extra 2 GB. All those tabs really add up.)
  • hans_ober - Friday, April 24, 2015 - link

    Don't page file read/writes have a negative impact on the life of SSD's?

  • blzd - Thursday, April 23, 2015 - link

    My desktop PC has never gone above 6 GB of RAM usage, that's while playing a Shadows of Mordor while streaming twitch and Spotify in the background.

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