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Which should you buy, the Panasonic P91 (2017) 16GB or Energizer Energy S550 8GB? We offer a thorough comparison of the differences in functions, specifications and performance between the two

Created date: 2018-09-30 22:07:51, Updated date: 2021-10-20 19:08:08

Panasonic P91 (2017) 16GBEnergizer Energy S550 8GB
Panasonic P91 (2017) 16GBEnergizer Energy S550 8GB

Are you having trouble comparing the differences in features and performance of the "Panasonic P91 (2017) 16GB" and "Energizer Energy S550 8GB", or unsure about their differences in ease-of-use, and wondering which to buy? We did a deep-dive comparison of the features, specs, and capabilities of these two smartphone, and provided our rating of which one was a better buy.

Panasonic P91 (2017) 16GBEnergizer Energy S550 8GB
Panasonic P91 (2017) 16GB

Energizer Energy S550 8GB

General rating:
Portabilityrating-image3.2
63/100
rating-image2.8
55/100
Weightrating-image3.3
65/100
rating-image2.9
58/100
Size of screenrating-image3.7
74/100
rating-image4.1
82/100
Screen clarityrating-image1.3
25/100
rating-image2.7
53/100
Battery durationrating-image2.9
57/100
rating-image3.3
65/100
Processing capabilityrating-image1
13/100
rating-image1
16/100
Memory capacityrating-image1.0
20/100
rating-image1.0
20/100
Storage capacityrating-image2.5
50/100
rating-image1.2
24/100
Rear camera functionrating-image2.5
50/100
rating-image3.1
61/100
Front camera functionrating-image2.5
50/100
rating-image2.5
50/100

Compare Performance and Usability

Size comparison of "Panasonic P91 (2017) 16GB" and "Energizer Energy S550 8GB". Which one would you choose?

Your device's size has a huge influence on how easy it is to hold or to operate with one hand. The smaller your device's width, the easier it will be to hold, but you'll also need to take device thickness into account. And when the length and width are both smaller, you'll find that it's much easier for you to operate it one-handed, since your fingers will find it much easier to reach where you want them to. On the other hand, longer lengths and wider widths might lead to devices that are hard to carry in your pocket, bulky even when you keep them in your bag, and all around less portable.

The "Panasonic P91 (2017) 16GB" is 72.4mm wide, 144.7mm tall, and 10.1mm thick. The "Energizer Energy S550 8GB" is 78.2mm tall, 154.8mm wide, and 8.8mm thick.

Comparing the width and thickness of the main unit, the "Panasonic P91 (2017) 16GB" is smaller and more compact compared to the "Energizer Energy S550 8GB". Therefore, it is easier to grip and hold the "Panasonic P91 (2017) 16GB" than the "Energizer Energy S550 8GB". For this reason, the "Panasonic P91 (2017) 16GB" is recommended.

There is no real difference in length or width between the "Panasonic P91 (2017) 16GB" and "Energizer Energy S550 8GB", so they are both about the same in terms of usability, ease of carry, and bulkiness. Because of this, it is better to compare them based on other aspects of performance and function.

Comparing the overall size of the main unit, the "Panasonic P91 (2017) 16GB" is smaller than the "Energizer Energy S550 8GB". As a result, it is easier to use the "Panasonic P91 (2017) 16GB" with one hand compared to the "Energizer Energy S550 8GB", and its size makes it more comfortable to carry around. For this reason, the "Panasonic P91 (2017) 16GB" is recommended.

ScoreDimensions (width x height x thickness)
Panasonic P91 (2017) 16GB63/10072.4mm x 144.7mm x 10.1mm
Energizer Energy S550 8GB55/10078.2mm x 154.8mm x 8.8mm

Which one is easier to hold, "Panasonic P91 (2017) 16GB" or "Energizer Energy S550 8GB"? Compare weight

The device weight will effect how quickly you tire from holding it, and how much stress is put on your wrist. The lighter it is, the longer you can hold it without feeling tired. Also, less stress on your wrist will make using it easier and more pleasant. Unless the weight is right for you, it might put too much strain on your body and make using it more stressful.

The "Panasonic P91 (2017) 16GB" weighs 161.0g. The "Energizer Energy S550 8GB" clocks in at 180.0g. Comparing the weight of the main unit, the "Panasonic P91 (2017) 16GB" is a lighter phone than the "Energizer Energy S550 8GB", with a difference of approximately 19g. Therefore, there is less strain on your fingers and wrists even when you use your phone for a long time on the "Panasonic P91 (2017) 16GB" compared to the "Energizer Energy S550 8GB". For this reason, the "Panasonic P91 (2017) 16GB" is recommended.

ScoreWeight
Panasonic P91 (2017) 16GB65/100161.0g
Energizer Energy S550 8GB58/100180.0g

Which is better in terms of display, "Panasonic P91 (2017) 16GB" or "Energizer Energy S550 8GB"?

Screen size influences how well you can control your device, as well as how clear the display is. With a large screen, the text and buttons in apps will display large enough so you'll be less likely to accidentally tap the button next to the one you were aiming for. Plus, you'll be able to enjoy more high-impact visuals for games and movies.

The screen size on the "Panasonic P91 (2017) 16GB" is 5.0inch, and 5.5inch on the "Energizer Energy S550 8GB". Comparing the size of the display and screen, the screen size of the "Energizer Energy S550 8GB" is larger than that of the "Panasonic P91 (2017) 16GB", with a difference of approximately 0.5inch. As a result, there will be unintended touches on the "Energizer Energy S550 8GB" compared to the "Panasonic P91 (2017) 16GB" and it is possible to enjoy games and videos on a large screen. For this reason, the "Energizer Energy S550 8GB" is recommended.

ScoreDisplay size
Panasonic P91 (2017) 16GB74/1005.0inch
Energizer Energy S550 8GB82/1005.5inch

Which one has a better display, "Panasonic P91 (2017) 16GB" or "Energizer Energy S550 8GB"?

Pixel density influences how nice your device's screen looks, with high pixel densities making screens look more beautiful, and letting you get more out of your games and movies. Plus, the nicer you screen looks, the less strain you'll be putting on your eyes, so you'll tend to be able to use your device for longer before your eyes get tired.

The screen on the "Panasonic P91 (2017) 16GB" has a 480 x 854 resolution and a pixel density of 195ppi. The "Energizer Energy S550 8GB", on the other hand, has a screen resolution of 720 x 1280 and a pixel density of 267ppi. Comparing the screen definition, the "Energizer Energy S550 8GB" has a much higher pixel density than the "Panasonic P91 (2017) 16GB", with a difference of about 72ppi. The screen on the "Energizer Energy S550 8GB" is clear and crisp, and puts less strain on the eyes than that of the "Panasonic P91 (2017) 16GB". If you want to choose a smartphone that is gentle on your eyes with a display that shows text and images clearly, we recommend that you buy the "Energizer Energy S550 8GB" rather than the "Panasonic P91 (2017) 16GB".

ScorePixel density
Panasonic P91 (2017) 16GB25/100195ppi
Energizer Energy S550 8GB53/100267ppi

How is the battery duration of "Panasonic P91 (2017) 16GB" different from that of "Energizer Energy S550 8GB" ? See the differences

Battery performance has a big effect on the battery life of your device. However, a high battery capacity doesn't necessarily mean a long battery life. Rather, the rate of power consumption needs to be taken into consideration as well. The larger the screen and the higher the CPU performance, the higher the rate of power consumption on your battery.

The "Panasonic P91 (2017) 16GB" has a battery capacity of 2500.0mAh, while the "Energizer Energy S550 8GB" has a 3000.0mAh battery. Regarding the battery performance, the "Energizer Energy S550 8GB" has a larger battery capacity than the "Panasonic P91 (2017) 16GB", with a difference of 500mAh. If you are choosing based on the battery, the "Energizer Energy S550 8GB" is recommended over the "Panasonic P91 (2017) 16GB".

ScoreBattery capacity
Panasonic P91 (2017) 16GB57/1002500.0mAh
Energizer Energy S550 8GB65/1003000.0mAh

Which is better in terms of CPU function, "Panasonic P91 (2017) 16GB" or "Energizer Energy S550 8GB"?

Your CPU's speed will influence the processing power of the applications you run, and together with the number of cores in the CPU, as well as its clock frequency, will determine the processing power available for apps. The higher these performance factors, the smoother your games and apps will run. Conversely, if these factors are too low, your apps and games will be sluggish and struggle to run.

The "Panasonic P91 (2017) 16GB" is equipped with a Mediatek MT6737M processor, and its performance speed is 1.1GHz×4(4.0-cores). The "Energizer Energy S550 8GB" uses an Mediatek MT6737 CPU that performs at a speed of 1.3GHz×4(4.0-cores). There is also no real discrepancy between the CPU performances of the "Panasonic P91 (2017) 16GB" and "Energizer Energy S550 8GB". Because of this, both phones will feel practically identical in terms of smoothness when running apps and ease of game play. This is why it is better to compare them based on other aspects of performance and function.

ScoreCPU specs
Panasonic P91 (2017) 16GB13/1001.1GHz×4(4.0-cores)
Energizer Energy S550 8GB16/1001.3GHz×4(4.0-cores)

How is "Panasonic P91 (2017) 16GB" different from "Energizer Energy S550 8GB" in terms of memory capacity?

Your device's multimedia performance and app stability are both influenced by the amount of memory it has available. The more memory, the more apps you can use simultaneously, while keeping everything stable and smooth. Plus, there'll be less chance of animations lagging or apps crashing. You also need to keep in mind that some games won't run at all if there's not enough memory available.

The "Panasonic P91 (2017) 16GB" has 1.0GB of memory. The "Energizer Energy S550 8GB", on the other hand, has 1.0GB. Memory performance is roughly the same for both the "Panasonic P91 (2017) 16GB" and "Energizer Energy S550 8GB"; as a result, multitasking, playing 3D games, and using VR feels the same on both devices. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreRAM size
Panasonic P91 (2017) 16GB20/1001.0GB
Energizer Energy S550 8GB20/1001.0GB

Which has a better storage capacity, "Panasonic P91 (2017) 16GB" or "Energizer Energy S550 8GB"?

Storage capacity determines the amount of data you'll be able to save on your device. The more storage you have, the more photos you can take and the more apps you can install. Plus, if your smartphone is compatible with SD cards, then you can increase the amount of available storage. However, SD cards have a slower writespeed, making them less desirable in terms of performance, and users should be aware that it won't be possible to transfer all kinds of data to the card.

The "Panasonic P91 (2017) 16GB" has 16.0GB of storage, while the "Energizer Energy S550 8GB" has 8.0GB. In terms of ROM and data storage, the "Panasonic P91 (2017) 16GB" has a much larger capacity than the "Energizer Energy S550 8GB", with a difference of about 8GB. The "Panasonic P91 (2017) 16GB" can save more photos and keep more apps installed than the "Energizer Energy S550 8GB". If you're searching for a smartphone that can store more data, we recommended that you buy the "Panasonic P91 (2017) 16GB" rather than the "Energizer Energy S550 8GB".

ScoreStorage size
Panasonic P91 (2017) 16GB50/10016.0GB
Energizer Energy S550 8GB24/1008.0GB

Compare the rear cameras of "Panasonic P91 (2017) 16GB" and "Energizer Energy S550 8GB". Which one has better picture quality?

One factor in how well your rear camera (the camera on the back of your device) performs is its megapixel count. With a higher megapixel count, you'll be able to take photos with sharper detail, photos that stay clear and sharp even when printed.

The main camera on the "Panasonic P91 (2017) 16GB" has 8.0MP. The "Energizer Energy S550 8GB" has 13.0MP. The rear-facing camera of the "Energizer Energy S550 8GB" also has a higher pixel count than the "Panasonic P91 (2017) 16GB", with a difference of about 5MP. The "Energizer Energy S550 8GB" is more capable than the "Panasonic P91 (2017) 16GB" of taking high-definition photos and videos, and produces better results when printing out the photos you have taken. If you want a smartphone that is designed for video and photography, we recommend buying the "Energizer Energy S550 8GB" rather than the "Panasonic P91 (2017) 16GB".

ScoreRear-camera resolution
Panasonic P91 (2017) 16GB50/1008.0MP
Energizer Energy S550 8GB61/10013.0MP

Which has a front camera with better picture quality, "Panasonic P91 (2017) 16GB" or "Energizer Energy S550 8GB"?

One indication of how well your forward facing camera (the camera on the same side as your device's screen) performs is how many megapixels it has. More megapixels means you'll be able to take photos with sharper detail, that still look amazing printed out.

The forward-facing camera on the "Panasonic P91 (2017) 16GB" has a resolution of 5.0MP. The "Energizer Energy S550 8GB"'s has 5.0MP. There is little difference between the camera capabilities and the pixel density of the "Panasonic P91 (2017) 16GB" and "Energizer Energy S550 8GB"'s front facing cameras, so the quality of photographs and video footage is virtually the same. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreFront-camera resolution
Panasonic P91 (2017) 16GB50/1005.0MP
Energizer Energy S550 8GB50/1005.0MP

Compare Performance Specs

Panasonic P91 (2017) 16GBEnergizer Energy S550 8GB
ImagePanasonic P91 (2017) 16GBEnergizer Energy S550 8GB
MakerPanasonicEnergizer
Release date2017-112017-12
ColorGold/Black/BlueBlack
OSAndroidAndroid
Dimensions (width x height x thickness)72.4mm x 144.7mm x 10.1mm78.2mm x 154.8mm x 8.8mm
Weight161.0g180.0g
Display size5.0inch5.5inch
Display typeIPS LCDIPS LCD
Screen resolution (width x height)480 x 854720 x 1280
Pixel density195ppi267ppi
Battery capacity2500.0mAh3000.0mAh
ChipsetMediatek MT6737MMediatek MT6737
CPU specs1.1GHz×4(4.0-cores)1.3GHz×4(4.0-cores)
RAM size1.0GB1.0GB
Storage size16.0GB8.0GB
Rear-camera resolution8.0MP13.0MP
Front-camera resolution5.0MP5.0MP

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