Browsing this site requires consent to the privacy policy. By continuing to browse, you agree to our privacy policy. If you do not agree, please stop browsing. Privacy policy

All our articles is independent of any advertiser or commercial initiative, and if you buy something through our posts, we may get a small share of the sale. Click here for more information.

Samsung Galaxy M51 128GB vs Samsung Galaxy M40 128GB: Specs & Scores

Created date: 2020-08-30 20:26:18

Samsung Galaxy M51 128GBSamsung Galaxy M40 128GB
Samsung Galaxy M51 128GBSamsung Galaxy M40 128GB

Are you having trouble comparing the differences in features and performance of the "Samsung Galaxy M51 128GB" and "Samsung Galaxy M40 128GB", 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.

Samsung Galaxy M51 128GBSamsung Galaxy M40 128GB
Samsung Galaxy M51 128GB

Samsung Galaxy M40 128GB

General rating:
Portabilityrating-image
rating-image3.2
73.9mm x 155.3mm x 7.9mm
Weightrating-image
rating-image3.2
168.0g
Size of screenrating-image4.6
6.7inch
rating-image4.5
6.3inch
Screen clarityrating-image4.1
384ppi
rating-image4.3
409ppi
Battery durationrating-image
rating-image3.6
3500.0mAh
Processing capabilityrating-image4.5
2.2GHz+1.8GHz×8(8.0-cores)
rating-image4.5
2.0GHz+1.7GHz×8(8.0-cores)
Memory capacityrating-image4.5
6.0GB
rating-image4.5
6.0GB
Storage capacityrating-image4.5
128.0GB
rating-image4.5
128.0GB
Rear camera functionrating-image5.0
64.0MP
rating-image4.6
32.0MP
Front camera functionrating-image4.9
32.0MP
rating-image3.8
16.0MP

Compare Performance and Usability

Size comparison of "Samsung Galaxy M51 128GB" and "Samsung Galaxy M40 128GB". 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 "Samsung Galaxy M40 128GB" is 73.9mm tall, 155.3mm wide, and 7.9mm thick.

ScoreDimensions (width x height x thickness)
Samsung Galaxy M51 128GB - /100
Samsung Galaxy M40 128GB64/10073.9mm x 155.3mm x 7.9mm

Which one is easier to hold, "Samsung Galaxy M51 128GB" or "Samsung Galaxy M40 128GB"? 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.

ScoreWeight
Samsung Galaxy M51 128GB - /100
Samsung Galaxy M40 128GB63/100168.0g

Which is better in terms of display, "Samsung Galaxy M51 128GB" or "Samsung Galaxy M40 128GB"?

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 "Samsung Galaxy M51 128GB" is 6.7inch, and 6.3inch on the "Samsung Galaxy M40 128GB". The screens of the "Samsung Galaxy M51 128GB" and "Samsung Galaxy M40 128GB" are roughly the same size, and so the ease of pressing app buttons are the same on both devices. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreDisplay size
Samsung Galaxy M51 128GB91/1006.7inch
Samsung Galaxy M40 128GB90/1006.3inch

Which one has a better display, "Samsung Galaxy M51 128GB" or "Samsung Galaxy M40 128GB"?

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 "Samsung Galaxy M51 128GB" has a 1080 x 2340 resolution and a pixel density of 384ppi. The "Samsung Galaxy M40 128GB", on the other hand, has a screen resolution of 1080 x 2340 and a pixel density of 409ppi. There is not much of a difference in the pixel resolutions of the "Samsung Galaxy M51 128GB" and "Samsung Galaxy M40 128GB", so they are about the same in terms of clarity of image and gentleness on the eyes. For this reason it is better to compare them based on other aspects of performance and function.

ScorePixel density
Samsung Galaxy M51 128GB81/100384ppi
Samsung Galaxy M40 128GB85/100409ppi

How is the battery duration of "Samsung Galaxy M51 128GB" different from that of "Samsung Galaxy M40 128GB" ? 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.

ScoreBattery capacity
Samsung Galaxy M51 128GB - /100
Samsung Galaxy M40 128GB72/1003500.0mAh

Which is better in terms of CPU function, "Samsung Galaxy M51 128GB" or "Samsung Galaxy M40 128GB"?

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 "Samsung Galaxy M51 128GB" is equipped with a Qualcomm SDM730 Snapdragon 730 processor, and its performance speed is 2.2GHz+1.8GHz×8(8.0-cores). The "Samsung Galaxy M40 128GB" uses an Qualcomm SDM675 Snapdragon 675 CPU that performs at a speed of 2.0GHz+1.7GHz×8(8.0-cores). There is also no real discrepancy between the CPU performances of the "Samsung Galaxy M51 128GB" and "Samsung Galaxy M40 128GB". 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
Samsung Galaxy M51 128GB90/1002.2GHz+1.8GHz×8(8.0-cores)
Samsung Galaxy M40 128GB89/1002.0GHz+1.7GHz×8(8.0-cores)

How is "Samsung Galaxy M51 128GB" different from "Samsung Galaxy M40 128GB" 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 "Samsung Galaxy M51 128GB" has 6.0GB of memory. The "Samsung Galaxy M40 128GB", on the other hand, has 6.0GB. Memory performance is roughly the same for both the "Samsung Galaxy M51 128GB" and "Samsung Galaxy M40 128GB"; 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
Samsung Galaxy M51 128GB90/1006.0GB
Samsung Galaxy M40 128GB90/1006.0GB

Which has a better storage capacity, "Samsung Galaxy M51 128GB" or "Samsung Galaxy M40 128GB"?

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 "Samsung Galaxy M51 128GB" has 128.0GB of storage, while the "Samsung Galaxy M40 128GB" has 128.0GB. There is no real difference between the "Samsung Galaxy M51 128GB"and "Samsung Galaxy M40 128GB" 's ROMs and storage capacities, so both can store roughly the same amount of photographs and apps. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreStorage size
Samsung Galaxy M51 128GB90/100128.0GB
Samsung Galaxy M40 128GB90/100128.0GB

Compare the rear cameras of "Samsung Galaxy M51 128GB" and "Samsung Galaxy M40 128GB". 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 "Samsung Galaxy M51 128GB" has 64.0MP. The "Samsung Galaxy M40 128GB" has 32.0MP. Comparing the rear camera performance, the number of pixels of the "Samsung Galaxy M51 128GB" is higher than the "Samsung Galaxy M40 128GB", with a difference of approximately 32MP. As a result, the "Samsung Galaxy M51 128GB" can take higher quality scenery photos and make clear prints compared to the "Samsung Galaxy M40 128GB". Therefore, the "Samsung Galaxy M51 128GB" is recommended.

ScoreRear-camera resolution
Samsung Galaxy M51 128GB100/10064.0MP
Samsung Galaxy M40 128GB92/10032.0MP

Which has a front camera with better picture quality, "Samsung Galaxy M51 128GB" or "Samsung Galaxy M40 128GB"?

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 "Samsung Galaxy M51 128GB" has a resolution of 32.0MP. The "Samsung Galaxy M40 128GB"'s has 16.0MP. The front-facing camera of the "Samsung Galaxy M51 128GB" has a significantly higher number of pixels than the "Samsung Galaxy M40 128GB", with a difference of about 16MP. Therefore, the "Samsung Galaxy M51 128GB" is more suitable for taking photos and videos than the "Samsung Galaxy M40 128GB". If you want to take and print high-quality selfies, we recommend buying the "Samsung Galaxy M51 128GB" rather than the "Samsung Galaxy M40 128GB".

ScoreFront-camera resolution
Samsung Galaxy M51 128GB97/10032.0MP
Samsung Galaxy M40 128GB75/10016.0MP

Compare Performance Specs

Samsung Galaxy M51 128GBSamsung Galaxy M40 128GB
ImageSamsung Galaxy M51 128GBSamsung Galaxy M40 128GB
MakerSamsungSamsung
Release date2020-09-112019-06
ColorBlack/Dark BlueSeawater Blue/Midnight Blue/Cocktail Orange
OSAndroidAndroid
Display size6.7inch6.3inch
Display typeSuper AMOLEDPLS TFT
Screen resolution (width x height)1080 x 23401080 x 2340
Pixel density384ppi409ppi
ChipsetQualcomm SDM730 Snapdragon 730Qualcomm SDM675 Snapdragon 675
CPU specs2.2GHz+1.8GHz×8(8.0-cores)2.0GHz+1.7GHz×8(8.0-cores)
RAM size6.0GB6.0GB
Storage size128.0GB128.0GB
Rear-camera resolution64.0MP32.0MP
Front-camera resolution32.0MP16.0MP

Look at a smartphone

Compare smartphones

Look at a smartphone

Compare smartphones

Check price

Articles related to Samsung Galaxy M51 128GB
Articles related to Samsung Galaxy M40 128GB

Samsung Galaxy M51 128GB

Search for smartphone with similar ratings as Samsung Galaxy M51 128GB

Articles related to Samsung Galaxy M51 128GB
Articles related to Samsung Galaxy M40 128GB

Samsung Galaxy M40 128GB

Search for smartphone with similar ratings as Samsung Galaxy M40 128GB

New articles