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Which is better, Realme 7i (2020) 128GB or Lenovo A3900 (2015) 4GB? We compared their features and specs in detail

Created date: 2020-10-06 21:44:01

Realme 7i (2020) 128GBLenovo A3900 (2015) 4GB
Realme 7i (2020) 128GBLenovo A3900 (2015) 4GB

Here's our thorough comparison of the difference in performance and function between the "Realme 7i (2020) 128GB" and "Lenovo A3900 (2015) 4GB". Which one should you buy? We'll compare and explain what differs between the "Realme 7i (2020) 128GB" and "Lenovo A3900 (2015) 4GB" in a way that even people who aren't used to choosing between two similar products can understand.

Realme 7i (2020) 128GBLenovo A3900 (2015) 4GB
Realme 7i (2020) 128GB

Lenovo A3900 (2015) 4GB

General rating:
Holding comfortrating-image3.0
75.5mm x 164.1mm x 8.9mm
rating-image3.3
71.8mm x 142.8mm x 9.0mm
Weightrating-image2.8
188.0g
rating-image3.4
157.0g
Screen sizerating-image4.5
6.5inch
rating-image3.7
5.0inch
Display qualityrating-image2.7
269ppi
rating-image1.3
195ppi
Battery liferating-image
rating-image2.7
2300.0mAh
Processing powerrating-image4.6
2.0GHz+1.8GHz×8(8.0-cores)
rating-image1.7
1.2GHz×8(8.0-cores)
Memory capacityrating-image4.7
8.0GB
rating-image1
512.0MB
Storage capacityrating-image4.5
128.0GB
rating-image1
4.0GB
Rear camera performancerating-image5.0
64.0MP
rating-image1.4
5.0MP
Front camera performancerating-image3.8
16.0MP
rating-image1
2.0MP

"Realme 7i (2020) 128GB" and "Lenovo A3900 (2015) 4GB", performance comparison

"Realme 7i (2020) 128GB" and "Lenovo A3900 (2015) 4GB" size comparison. Which to choose?

The size of the body has a big influence on the ease of carrying and one-handed operation. The narrower the width, the easier it is to firmly grasp and hold, but you also have to take into account the device's thickness. Also, if the width and height are smaller, its easier to operate one-handed since its easier to extend your fingers. On the contrary, if the width and height are large, it's difficult to fit in your pocket and is bulky even when put in a bag, and portability is impaired.

The "Realme 7i (2020) 128GB" has a width of 75.5mm, a length of 164.1mm, and a thickness of 8.9mm. Also, the "Lenovo A3900 (2015) 4GB" has a width of 71.8mm, a length of 142.8mm, and a thickness of 9.0mm.

Comparing the width and thickness of the body, the "Lenovo A3900 (2015) 4GB" is smaller and more compact compared to the "Realme 7i (2020) 128GB". For that reason, the "Lenovo A3900 (2015) 4GB" is easier to grip firmly and carry one-handed than the "Realme 7i (2020) 128GB". For that reason, we recommend the "Lenovo A3900 (2015) 4GB".

Comparing the width and thickness of the body, the "Lenovo A3900 (2015) 4GB" is a more compact size than the "Realme 7i (2020) 128GB". For that reason the "Lenovo A3900 (2015) 4GB" has higher one-handed operability, and has greater portability, being less likely to get in the way when being carried. For these reasons, we recommend the "Lenovo A3900 (2015) 4GB".

Comparing the overall size of the two devices, the "Lenovo A3900 (2015) 4GB" has a large size compared to the "Realme 7i (2020) 128GB". For that reason the "Lenovo A3900 (2015) 4GB" is a size that is easier to use in one hand and comfortably carry than the "Realme 7i (2020) 128GB". That's why we recommend the "Lenovo A3900 (2015) 4GB".

ScoreDimensions (width x height x thickness)
Realme 7i (2020) 128GB60/10075.5mm x 164.1mm x 8.9mm
Lenovo A3900 (2015) 4GB66/10071.8mm x 142.8mm x 9.0mm

"Realme 7i (2020) 128GB" and "Lenovo A3900 (2015) 4GB", which is more comfortable to hold? Weight comparison

The weight of the device affects hand fatigue and the burden placed upon the wrist. The lighter it is, the longer you'll be able to operate the device without tiring. Also, if the burden placed on the wrist is lower, you'll be able to use the device more comfortably. However if the weight isn't right for you, it could place more of a burden on your body, causing you to feel stress.

The weight of the "Realme 7i (2020) 128GB" is about 188.0g, and the weight of the "Lenovo A3900 (2015) 4GB" is about 157.0g. Comparing the weight of the two devices, the "Lenovo A3900 (2015) 4GB" is a considerably lighter smart phone than the "Realme 7i (2020) 128GB", and there is a difference of about 31g. In terms of the burden placed upon your fingers and wrist, the "Lenovo A3900 (2015) 4GB" is superior to the "Realme 7i (2020) 128GB". If you are going for a smart phone that won't lead to hand fatigue even after extended use, and is less likely to place a burden on your fingers, we recommend purchasing the "Lenovo A3900 (2015) 4GB" over the "Realme 7i (2020) 128GB".

ScoreWeight
Realme 7i (2020) 128GB55/100188.0g
Lenovo A3900 (2015) 4GB67/100157.0g

"Realme 7i (2020) 128GB" and "Lenovo A3900 (2015) 4GB", whose display is easier to use?

The size of the screen affects usability and screen visibility. A larger screen means larger letters and buttons on apps, so the user is less likely to tap adjacent buttons by mistake. In addition, the user can enjoy a more intense experience when playing games and watching videos.

The "Realme 7i (2020) 128GB" has a 6.5inch display. Also, the "Lenovo A3900 (2015) 4GB" has a 5.0inch display. Comparing the screen size, the "Realme 7i (2020) 128GB" has a considerably larger screen than the "Lenovo A3900 (2015) 4GB", with a difference of approximately 1.5inch. The "Realme 7i (2020) 128GB" is superior to the "Lenovo A3900 (2015) 4GB" in terms of its larger buttons and the intensity of the user's experience when playing games and watching videos. In addition, the larger screen on the "Realme 7i (2020) 128GB" has the benefit of being easier on the user's eyes. If you are looking for a smartphone that you are less likely to mistap, offers a more intense viewing and gaming experience, and decreases eyestrain, then we recommend the "Realme 7i (2020) 128GB" over the "Lenovo A3900 (2015) 4GB".

ScoreDisplay size
Realme 7i (2020) 128GB90/1006.5inch
Lenovo A3900 (2015) 4GB74/1005.0inch

"Realme 7i (2020) 128GB" and "Lenovo A3900 (2015) 4GB", which has a clearer display?

Pixel density affects picture quality, and the higher the pixel density, the better the picture quality, which means the user can gain more enjoyment from games and videos. In addition, higher picture quality decreases eyestrain, which means that the user will experience less eye fatigue after prolonged use.

The resolution on the "Realme 7i (2020) 128GB" is 720 x 1600, and pixel density is 269ppi. Also, the resolution on the "Lenovo A3900 (2015) 4GB" is 480 x 854, and pixel density is 195ppi. Comparing the pixel count, the "Realme 7i (2020) 128GB" has much higher pixel density than the "Lenovo A3900 (2015) 4GB", with a difference of roughly 74ppi. In terms of having better picture quality and exerting less strain on the eyes, the "Realme 7i (2020) 128GB" is superior to the "Lenovo A3900 (2015) 4GB". If you are looking for a smartphone that is easy on the eyes, displaying texts and pictures clearly without any blurring, we recommend the "Realme 7i (2020) 128GB" over the "Lenovo A3900 (2015) 4GB".

ScorePixel density
Realme 7i (2020) 128GB54/100269ppi
Lenovo A3900 (2015) 4GB25/100195ppi

"Realme 7i (2020) 128GB" and "Lenovo A3900 (2015) 4GB", a summary of the differences in battery life

Battery performance greatly affects battery life, but greater battery capacity does not necessarily mean greater battery life, since battery efficiency should also be considered. Bigger screens and higher CPU performance will mean the batteries are depleted more quickly.

ScoreBattery capacity
Realme 7i (2020) 128GB - /100
Lenovo A3900 (2015) 4GB54/1002300.0mAh

"Realme 7i (2020) 128GB" and "Lenovo A3900 (2015) 4GB", which has better CPU?

CPU performance affects the ability to process programs, and the ability to process programs is determined by the product of the number of cores in the CPU and the CPU frequency. The higher this performance is, the more smoothly apps and games will run, and with low performance apps and games become heavy and stress is experienced.

The "Realme 7i (2020) 128GB"'s CPU is a Qualcomm SM6115 Snapdragon 662, with performance measured at 2.0GHz+1.8GHz×8(8.0-cores). Also, the "Lenovo A3900 (2015) 4GB"'s CPU is a Mediatek MT6752, with performance measured at 1.2GHz×8(8.0-cores). Comparing CPU performance, the "Realme 7i (2020) 128GB" has considerably higher specs than the "Lenovo A3900 (2015) 4GB". In terms of being able to comfortably play games and run apps smoothly, the "Realme 7i (2020) 128GB" is superior to the "Lenovo A3900 (2015) 4GB". If you're going for a high spec smart phone that runs smoothly and comfortably handles games, we recommend purchasing the "Realme 7i (2020) 128GB" over the "Lenovo A3900 (2015) 4GB".

ScoreCPU specs
Realme 7i (2020) 128GB91/1002.0GHz+1.8GHz×8(8.0-cores)
Lenovo A3900 (2015) 4GB33/1001.2GHz×8(8.0-cores)

"Realme 7i (2020) 128GB" and "Lenovo A3900 (2015) 4GB", what's the difference in memory capacity?

RAM affects multitasking ability and the stability of apps. The larger the amount of RAM is, the more stability there will be even in situations where multiple apps are running simultaneously, allowing for comfortable use. In addition, animation will be more smooth, and apps will be less likely to freeze or crash. Also, without sufficient RAM, there are games you won't be able to run, so it is necessary to be careful.

The weight of the "Realme 7i (2020) 128GB" is 8.0GB and the weight of the "Lenovo A3900 (2015) 4GB" is 512.0MB. Comparing the devices in terms of RAM, the "Realme 7i (2020) 128GB" has a significantly larger amount of RAM than the "Lenovo A3900 (2015) 4GB", with a difference of about 504GB. In terms of the unlikeliness of crashing and the ease of multitasking, 3D games and VR, the "Realme 7i (2020) 128GB" is superior to the "Lenovo A3900 (2015) 4GB". If you're looking for a smart phone that can run multiple apps simultaneously with stability and also allows you to comfortably enjoy 3D games and VR, then we recommend purchasing the "Realme 7i (2020) 128GB" over the "Lenovo A3900 (2015) 4GB".

ScoreRAM size
Realme 7i (2020) 128GB93/1008.0GB
Lenovo A3900 (2015) 4GB5/100512.0MB

"Realme 7i (2020) 128GB" and "Lenovo A3900 (2015) 4GB", which has more data storage?

Storage capacity affects the amount of data that is capable of being stored. The larger the storage capacity, the more pictures you can take and the more applications you can install. In addition, if your smartphone accepts SD cards, then you can increase its storage capacity. However, there are performance related drawbacks, including a slower data transfer rate than the primary memory, and you cannot transfer all your data on the card, so be warned.

The data storage capacity of the "Realme 7i (2020) 128GB" is 128.0GB. Also the "Lenovo A3900 (2015) 4GB" is 4.0GB. Regarding storage capacity, the "Realme 7i (2020) 128GB" has a much larger data storage capacity compared to the "Lenovo A3900 (2015) 4GB", with a roughly 124GB difference. In terms of the number of pictures you can save and the applications that you can install, the "Realme 7i (2020) 128GB" is superior to the "Lenovo A3900 (2015) 4GB". If you are looking for a smartphone that can save more data, we recommend the "Realme 7i (2020) 128GB" over the "Lenovo A3900 (2015) 4GB".

ScoreStorage size
Realme 7i (2020) 128GB90/100128.0GB
Lenovo A3900 (2015) 4GB11/1004.0GB

"Realme 7i (2020) 128GB" and "Lenovo A3900 (2015) 4GB" rear camera performance comparison. Which has a higher resolution?

One factor that determines the performance of the exterior camera located on the back of the device (the rear/back camera) is the pixel count. The larger the pixel count, the higher the resolution of the pictures you can take, and the cleaner the pictures will look when printed.

"Realme 7i (2020) 128GB" has a 64.0MP main camera. Also, "Lenovo A3900 (2015) 4GB" has a 5.0MP main camera. Comparing rear camera performance, the "Realme 7i (2020) 128GB" has a much higher pixel count compared to the "Lenovo A3900 (2015) 4GB", with a roughly 59MP difference. In terms of taking or shooting high resolution pictures or videos that will look clean when printed, the "Realme 7i (2020) 128GB" is superior to the "Lenovo A3900 (2015) 4GB". If you are looking for a smartphone that is suited for shooting videos and taking pictures, we recommend the "Realme 7i (2020) 128GB" over the "Lenovo A3900 (2015) 4GB".

ScoreRear-camera resolution
Realme 7i (2020) 128GB100/10064.0MP
Lenovo A3900 (2015) 4GB27/1005.0MP

"Realme 7i (2020) 128GB" and "Lenovo A3900 (2015) 4GB", whose front camera has a better picture quality?

One factor that determines the performance of the exterior camera located on the front of the device (the in/front camera) is the pixel count. The larger the pixel count, the higher the resolution of the pictures you can take, and the cleaner the pictures will look when printed.

"Realme 7i (2020) 128GB" has an 16.0MP front camera and "Lenovo A3900 (2015) 4GB" has an 2.0MP front camera. Comparing rear camera performance, the front camera of the "Realme 7i (2020) 128GB" has a much higher pixel count compared to the "Lenovo A3900 (2015) 4GB", with a roughly 14MP difference. As a result, the "Realme 7i (2020) 128GB" is more suited than the "Lenovo A3900 (2015) 4GB" for shooting videos and taking pictures. If you are looking for a smartphone that is suited for shooting high resolution selfies which will look clean when printed, we recommend the "Realme 7i (2020) 128GB" over the "Lenovo A3900 (2015) 4GB".

ScoreFront-camera resolution
Realme 7i (2020) 128GB75/10016.0MP
Lenovo A3900 (2015) 4GB15/1002.0MP

"Realme 7i (2020) 128GB" and "Lenovo A3900 (2015) 4GB", performance comparison by specification sheet

Realme 7i (2020) 128GBLenovo A3900 (2015) 4GB
ImageRealme 7i (2020) 128GBLenovo A3900 (2015) 4GB
MakerRealmeLenovo
Release date2020-09-182015-08
ColorAurora Green/Polar BlueBlack/Pearl White/Silver
OSAndroidAndroid
Dimensions (width x height x thickness)75.5mm x 164.1mm x 8.9mm71.8mm x 142.8mm x 9.0mm
Weight188.0g157.0g
Display size6.5inch5.0inch
Display typeIPS LCDIPS LCD
Screen resolution (width x height)720 x 1600480 x 854
Pixel density269ppi195ppi
ChipsetQualcomm SM6115 Snapdragon 662Mediatek MT6752
CPU specs2.0GHz+1.8GHz×8(8.0-cores)1.2GHz×8(8.0-cores)
RAM size8.0GB512.0MB
Storage size128.0GB4.0GB
Rear-camera resolution64.0MP5.0MP
Front-camera resolution16.0MP2.0MP

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