Display
Samsung Galaxy M40: 6.3-inch Full HD+ Infinity-O display Samsung Galaxy M30: 6.4-inch Full HD+ Super AMOLED Infinity-U display Samsung Galaxy A50: 6.4-inch Full HD+ Infinity-U Display Super AMOLED display While Samsung Galaxy M30 and Galaxy A50 have bigger screen sizes, you will get more display real estate with Samsung Galaxy M40. This is because the smartphone come with an Infinity-O display which means that it has its selfie camera embedded in its screen. The other two handsets have an Infinity-U screen instead, which means that they have a U-shaped notch that houses the selfie camera. For someone who loves to use their smartphone for entertainment, the newly launched Galaxy M40 is the best option.
Processor
Samsung Galaxy M40: Qualcomm’s Snapdragon 675 SoC Samsung Galaxy M30: Octa-core Exynos 7904 chipset Samsung Galaxy A50: Exynos 9610 SoC As far as the processor of the three smartphones goes, our pick would be the Samsung Galaxy M40, as the device uses a chipset from Qualcomm, while the other two have Exynos processors. Qualcomm is known for its good processors in the smartphone industry, and hence, Galaxy M40’s performance would be better as compared to the other two devices.
Rear camera(s)
Samsung Galaxy M40: Triple-rear cameras with 32MP, 8MP and 5MP sensors Samsung Galaxy M30: Triple rear cameras with 13MP, 5MP and 5MP sensors Samsung Galaxy A50: Triple rear cameras with 25MP, 5MP and 8MP sensors All three smartphones come with triple rear camera setups. However, in terms of resolution, Samsung Galaxy M40 leads.
Selfie camera
Samsung Galaxy M40: 16MP front camera Samsung Galaxy M30: 16MP front-facing camera Samsung Galaxy A50: 25MP sensor with fixed-focus As far as the selfie camera of the smartphones goes, the Galaxy A50 is a clear winner. It has a 25MP selfie camera, which is far more advanced than the front-facing snappers of the other two handsets.
RAM and storage
Samsung Galaxy M40: 6GB RAM/ 128GB storage Samsung Galaxy M30: 4GB RAM/64GB internal storage, 6GB RAM/128GB onboard storage Samsung Galaxy A50: 4GB/6GB of RAM, 64GB onboard storage Samsung Galaxy M30 and Galaxy M40 come with more storage than Galaxy A50. However, all three devices offer 6GB of RAM. So in terms of RAM, there is a tie, but in terms of storage, there isn’t.
Support for microSD card
Samsung Galaxy M40: Up to 512GB Samsung Galaxy M30: Up to 512GB Samsung Galaxy A50: Up to 512GB
Battery
Samsung Galaxy M40: 3,500mAh battery Samsung Galaxy M30: 5,000mAh battery Samsung Galaxy A50: 4,000mAh battery In terms of battery, the clear winner among the three Samsung handsets is Galaxy M30. It has a 5,000mAh battery and anyone who has a prioritises battery over other aspects of a smartphone can opt for Samsung Galaxy M30.
Operating system
Samsung Galaxy M40: Android 9 Pie skinned with One UI Samsung Galaxy M30: Android 8.1 Oreo skinned with Samsung Experience 9.5 Samsung Galaxy A50: Android 9.0 Pie skinned with Samsung’s One UI As far as operating system of the smartphones goes, we would recommend either Samsung Galaxy A50 or Galaxy M40. They both run Android 9.0 Pie with One UI while Samsung Galaxy M30 runs Android 8.1 Oreo and Samsung Experience 9.5.
Starting Price
Samsung Galaxy M40: Rs 19,990 Samsung Galaxy M30: Rs 14,990 Samsung Galaxy A50: Rs 19,990 Out of the three, Samsung Galaxy M40 is the device we recommend, as it surpasses the two in terms of a number of specifications. You may opt for Samsung Galaxy M30 for the battery, but then you would have to put up with an older Android version. For the latest gadget and tech news, and gadget reviews, follow us on Twitter, Facebook and Instagram. For newest tech & gadget videos subscribe to our YouTube Channel. You can also stay up to date using the Gadget Bridge Android App.