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Which is better, Lenovo Legion Duel 512GB or Lenovo K9 (2018) 32GB? We compared their features and specs in detail

Created date: 2020-07-23 14:04:07

Lenovo Legion Duel 512GBLenovo K9 (2018) 32GB
Lenovo Legion Duel 512GBLenovo K9 (2018) 32GB

Are you having trouble comparing the differences in features and performance of the "Lenovo Legion Duel 512GB" and "Lenovo K9 (2018) 32GB", 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.

Lenovo Legion Duel 512GBLenovo K9 (2018) 32GB
Lenovo Legion Duel 512GB

Lenovo K9 (2018) 32GB

General rating:
Holding comfortrating-image2.6
78.5mm x 169.2mm x 9.9mm
rating-image3.3
72.9mm x 153.8mm x 8.0mm
Weightrating-image2.2
239.0g
rating-image3.4
155.0g
Screen sizerating-image4.6
6.65inch
rating-image4.3
5.7inch
Display qualityrating-image4.1
387ppi
rating-image2.9
282ppi
Battery liferating-image4.2
5000.0mAh
rating-image3.3
3000.0mAh
Processing powerrating-image5.0
3.09GHz+2.42GHz+1.8GHz×8(8.0-cores)
rating-image4.4
2.0GHz×8(8.0-cores)
Memory capacityrating-image5.0
16.0GB
rating-image3.0
3.0GB
Storage capacityrating-image4.8
512.0GB
rating-image2.8
32.0GB
Rear camera performancerating-image5.0
64.0MP
rating-image3.1
13.0MP
Front camera performancerating-image4.1
20.0MP
rating-image3.6
13.0MP

"Lenovo Legion Duel 512GB" and "Lenovo K9 (2018) 32GB", performance comparison

"Lenovo Legion Duel 512GB" and "Lenovo K9 (2018) 32GB" 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 "Lenovo Legion Duel 512GB" has a width of 78.5mm, a length of 169.2mm, and a thickness of 9.9mm. Also, the "Lenovo K9 (2018) 32GB" has a width of 72.9mm, a length of 153.8mm, and a thickness of 8.0mm.

Comparing the width and thickness of the body, the "Lenovo K9 (2018) 32GB" is considerably smaller and more compact than the "Lenovo Legion Duel 512GB". The "Lenovo K9 (2018) 32GB" excels over the "Lenovo Legion Duel 512GB" in terms of being easier to hold with one hand and is therefore less likely to be accidentally dropped. If you're looking for a smart phone with superior grip and hand fit, we recommend purchasing the "Lenovo K9 (2018) 32GB" over the "Lenovo Legion Duel 512GB".

Comparing the width and thickness of the body, the "Lenovo K9 (2018) 32GB" is a more compact size than the "Lenovo Legion Duel 512GB". For that reason the "Lenovo K9 (2018) 32GB" 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 K9 (2018) 32GB".

Comparing the overall size of the two devices, the "Lenovo K9 (2018) 32GB" is a considerably larger size than the "Lenovo Legion Duel 512GB". In terms of being more convenient to use one-handed, and less likely to get in the way when you're not using it, the "Lenovo K9 (2018) 32GB" is superior to the "Lenovo Legion Duel 512GB". If you're going for the smart phone sized to be easiest to carry and handle with one hand, we recommend buying the "Lenovo K9 (2018) 32GB" over the "Lenovo Legion Duel 512GB".

ScoreDimensions (width x height x thickness)
Lenovo Legion Duel 512GB52/10078.5mm x 169.2mm x 9.9mm
Lenovo K9 (2018) 32GB66/10072.9mm x 153.8mm x 8.0mm

"Lenovo Legion Duel 512GB" and "Lenovo K9 (2018) 32GB", 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 "Lenovo Legion Duel 512GB" is about 239.0g, and the weight of the "Lenovo K9 (2018) 32GB" is about 155.0g. Comparing the weight of the two devices, the "Lenovo K9 (2018) 32GB" is a considerably lighter smart phone than the "Lenovo Legion Duel 512GB", and there is a difference of about 84g. In terms of the burden placed upon your fingers and wrist, the "Lenovo K9 (2018) 32GB" is superior to the "Lenovo Legion Duel 512GB". 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 K9 (2018) 32GB" over the "Lenovo Legion Duel 512GB".

ScoreWeight
Lenovo Legion Duel 512GB44/100239.0g
Lenovo K9 (2018) 32GB68/100155.0g

"Lenovo Legion Duel 512GB" and "Lenovo K9 (2018) 32GB", 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 "Lenovo Legion Duel 512GB" has a 6.65inch display. Also, the "Lenovo K9 (2018) 32GB" has a 5.7inch display. Comparing the screen size, the "Lenovo Legion Duel 512GB" has a larger screen compared to the "Lenovo K9 (2018) 32GB", with a roughly 0.95inch difference. As a result, the user is less likely to mistap when using apps on the "Lenovo Legion Duel 512GB" than on the "Lenovo K9 (2018) 32GB", and is also able to enjoy videos and games on a larger screen. Therefore, we recommend the "Lenovo Legion Duel 512GB".

ScoreDisplay size
Lenovo Legion Duel 512GB91/1006.65inch
Lenovo K9 (2018) 32GB85/1005.7inch

"Lenovo Legion Duel 512GB" and "Lenovo K9 (2018) 32GB", 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 "Lenovo Legion Duel 512GB" is 1080 x 2340, and pixel density is 387ppi. Also, the resolution on the "Lenovo K9 (2018) 32GB" is 720 x 1440, and pixel density is 282ppi. Comparing the pixel count, the "Lenovo Legion Duel 512GB" has much higher pixel density than the "Lenovo K9 (2018) 32GB", with a difference of roughly 105ppi. In terms of having better picture quality and exerting less strain on the eyes, the "Lenovo Legion Duel 512GB" is superior to the "Lenovo K9 (2018) 32GB". If you are looking for a smartphone that is easy on the eyes, displaying texts and pictures clearly without any blurring, we recommend the "Lenovo Legion Duel 512GB" over the "Lenovo K9 (2018) 32GB".

ScorePixel density
Lenovo Legion Duel 512GB81/100387ppi
Lenovo K9 (2018) 32GB57/100282ppi

"Lenovo Legion Duel 512GB" and "Lenovo K9 (2018) 32GB", 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.

The "Lenovo Legion Duel 512GB" is 5000.0mAh, and the "Lenovo K9 (2018) 32GB" is 3000.0mAh. Regarding battery capacity, the "Lenovo Legion Duel 512GB" has greater battery capacity than the "Lenovo K9 (2018) 32GB", with a 2000mAh difference. Since the "Lenovo Legion Duel 512GB" can be used for longer periods without recharging than the "Lenovo K9 (2018) 32GB", it is great for outdoor use. If you want a smartphone with a longer battery life, we recommend the "Lenovo Legion Duel 512GB" over the "Lenovo K9 (2018) 32GB".

ScoreBattery capacity
Lenovo Legion Duel 512GB83/1005000.0mAh
Lenovo K9 (2018) 32GB65/1003000.0mAh

"Lenovo Legion Duel 512GB" and "Lenovo K9 (2018) 32GB", 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 "Lenovo Legion Duel 512GB"'s CPU is a Qualcomm SM8250 Snapdragon 865+, with performance measured at 3.09GHz+2.42GHz+1.8GHz×8(8.0-cores). Also, the "Lenovo K9 (2018) 32GB"'s CPU is a Mediatek MT6762 Helio P22, with performance measured at 2.0GHz×8(8.0-cores). Comparing CPU performance, the "Lenovo Legion Duel 512GB" has considerably higher specs than the "Lenovo K9 (2018) 32GB". In terms of being able to comfortably play games and run apps smoothly, the "Lenovo Legion Duel 512GB" is superior to the "Lenovo K9 (2018) 32GB". If you're going for a high spec smart phone that runs smoothly and comfortably handles games, we recommend purchasing the "Lenovo Legion Duel 512GB" over the "Lenovo K9 (2018) 32GB".

ScoreCPU specs
Lenovo Legion Duel 512GB99/1003.09GHz+2.42GHz+1.8GHz×8(8.0-cores)
Lenovo K9 (2018) 32GB88/1002.0GHz×8(8.0-cores)

"Lenovo Legion Duel 512GB" and "Lenovo K9 (2018) 32GB", 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 "Lenovo Legion Duel 512GB" is 16.0GB and the weight of the "Lenovo K9 (2018) 32GB" is 3.0GB. Comparing the devices in terms of RAM, the "Lenovo Legion Duel 512GB" has a significantly larger amount of RAM than the "Lenovo K9 (2018) 32GB", with a difference of about 13GB. In terms of the unlikeliness of crashing and the ease of multitasking, 3D games and VR, the "Lenovo Legion Duel 512GB" is superior to the "Lenovo K9 (2018) 32GB". 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 "Lenovo Legion Duel 512GB" over the "Lenovo K9 (2018) 32GB".

ScoreRAM size
Lenovo Legion Duel 512GB100/10016.0GB
Lenovo K9 (2018) 32GB60/1003.0GB

"Lenovo Legion Duel 512GB" and "Lenovo K9 (2018) 32GB", 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 "Lenovo Legion Duel 512GB" is 512.0GB. Also the "Lenovo K9 (2018) 32GB" is 32.0GB. Regarding storage capacity, the "Lenovo Legion Duel 512GB" has a much larger data storage capacity compared to the "Lenovo K9 (2018) 32GB", with a roughly 480GB difference. In terms of the number of pictures you can save and the applications that you can install, the "Lenovo Legion Duel 512GB" is superior to the "Lenovo K9 (2018) 32GB". If you are looking for a smartphone that can save more data, we recommend the "Lenovo Legion Duel 512GB" over the "Lenovo K9 (2018) 32GB".

ScoreStorage size
Lenovo Legion Duel 512GB95/100512.0GB
Lenovo K9 (2018) 32GB55/10032.0GB

"Lenovo Legion Duel 512GB" and "Lenovo K9 (2018) 32GB" 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.

"Lenovo Legion Duel 512GB" has a 64.0MP main camera. Also, "Lenovo K9 (2018) 32GB" has a 13.0MP main camera. Comparing rear camera performance, the "Lenovo Legion Duel 512GB" has a much higher pixel count compared to the "Lenovo K9 (2018) 32GB", with a roughly 51MP difference. In terms of taking or shooting high resolution pictures or videos that will look clean when printed, the "Lenovo Legion Duel 512GB" is superior to the "Lenovo K9 (2018) 32GB". If you are looking for a smartphone that is suited for shooting videos and taking pictures, we recommend the "Lenovo Legion Duel 512GB" over the "Lenovo K9 (2018) 32GB".

ScoreRear-camera resolution
Lenovo Legion Duel 512GB100/10064.0MP
Lenovo K9 (2018) 32GB61/10013.0MP

"Lenovo Legion Duel 512GB" and "Lenovo K9 (2018) 32GB", 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.

"Lenovo Legion Duel 512GB" has an 20.0MP front camera and "Lenovo K9 (2018) 32GB" has an 13.0MP front camera. Comparing rear camera performance, the front camera of the "Lenovo Legion Duel 512GB" has a higher pixel count than the "Lenovo K9 (2018) 32GB", with a roughly 7MP difference. As a result, the "Lenovo Legion Duel 512GB" is better able to take high quality selfies than the "Lenovo K9 (2018) 32GB", and the pictures will look cleaner when printed. Therefore, we recommend the "Lenovo Legion Duel 512GB".

ScoreFront-camera resolution
Lenovo Legion Duel 512GB81/10020.0MP
Lenovo K9 (2018) 32GB71/10013.0MP

"Lenovo Legion Duel 512GB" and "Lenovo K9 (2018) 32GB", performance comparison by specification sheet

Lenovo Legion Duel 512GBLenovo K9 (2018) 32GB
ImageLenovo Legion Duel 512GBLenovo K9 (2018) 32GB
MakerLenovoLenovo
Release date2020-08-222018-10
ColorVengeance Red/Blazing BlueBlack/Blue
OSAndroidAndroid
Dimensions (width x height x thickness)78.5mm x 169.2mm x 9.9mm72.9mm x 153.8mm x 8.0mm
Weight239.0g155.0g
Display size6.65inch5.7inch
Display typeAMOLEDIPS LCD
Screen resolution (width x height)1080 x 2340720 x 1440
Pixel density387ppi282ppi
Battery capacity5000.0mAh3000.0mAh
ChipsetQualcomm SM8250 Snapdragon 865+Mediatek MT6762 Helio P22
CPU specs3.09GHz+2.42GHz+1.8GHz×8(8.0-cores)2.0GHz×8(8.0-cores)
RAM size16.0GB3.0GB
Storage size512.0GB32.0GB
Rear-camera resolution64.0MP13.0MP
Front-camera resolution20.0MP13.0MP

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