Xiaomi Mi 10s Vs Redmi K40: Which Snapdragon 870 Flagship Is Better?

Xiaomi Mi 10s Vs Redmi K40 Pro: Which Snapdragon Flagship Is Better?

Xiaomi has already launched several flagships this year. Some are top-tier flagships, others are cheaper as they market low-end specs while retaining a great hardware department. If you are looking for a high-end Xiaomi phone with a very high value for money in China, you can choose between the Redmi K series and the Xiaomi Mi series. This is a comparison between the specifications of the latest devices in this series that are sold in the same price segment: Xiaomi Mi 10S and Redmi K40 Pro.

Xiaomi Mi 10S vs Xiaomi Redmi K40 Pro


If you want a beautiful phone, then your choice should be the Xiaomi Mi 10S. Thanks to its curved edge-to-edge screen and higher screen-to-body ratio, it looks slimmer and more futuristic than the Redmi K40 Pro. The latter has a flat-screen with thicker bezels and even though it comes with a very Like on the original Mi 11, it looks less attractive due to the front bezel. On the other hand, the Redmi K40 Pro offers IP53 certification that guarantees resistance to dust and splashes. It is also thinner and lighter than the Xiaomi Mi 10S.

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The most advanced screen is that of the Redmi K40 Pro, an AMOLED panel with a diagonal of 6.67 inches, HDR10 + certification, and a Full HD + resolution. Compared to the Xiaomi Mi 10S, it has a higher refresh rate (up to 120 Hz) and a higher maximum brightness (up to 1300 nits). These are the main specifications that make this display superior to the internal rival. Both screens have a built-in fingerprint scanner, but as mentioned above, only the Xiaomi Mi 10S has a curved screen, while the Redmi K40 Pro is flat.

Specifications and software

With the Redmi K40 Pro, you actually get a stronger hardware division – the phone runs on the Snapdragon 888 mobile platform instead of the lower Snapdragon 870 found on the Xiaomi Mi 10S. While the Snapdragon 888 is Qualcomm’s flagship SoC for 2021, the Snapdragon 870 is an upgrade to the Snapdragon 865+. The Xiaomi Mi 10S has a memory configuration with more RAM (up to 12 GB), but the processor is certainly more important. Both phones run Android 11 modified by MIUI 12.


If you are looking for the best camera phone, the answer is Xiaomi Mi 10S. First of all, it has a better main camera: a 108 MP sensor with a bright f / 1.7 focal aperture and OIS. You also get a better ultra-wide sensor with a resolution of 13 MP with the Mi 10S. The Redmi K40 Pro has a better 5MP macro camera, but it comes with a 64MP lower main sensor without OIS and an 8MP ultra-wide camera. There is no challenge: the Mi 10S is a camera phone close to the high-end segment, while its rival has a mid-range camera.

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As mentioned in the design section, the Xiaomi Mi 10S is thicker and heavier. There’s a reason for that: it has a larger 4780 mAh battery. That is why it offers longer battery life. Unlike the Redmi K40 Pro, it also supports fast wireless charging with 30W power and reverses wireless charging. The Redmi K40 Pro, on the other hand, only comes with 33W fast charging.


Xiaomi Mi 10S costs around $ 670 / € 562 in its base variant, while Redmi K40 Pro is only $ 580 / € 487. The Xiaomi Mi 10S has a lower screen and processor than the Redmi K40 Pro, but it’s actually a superior phone as it packs in better cameras, wireless charging (also reverse wireless charging), a larger 4780 mAh battery, and a more beautiful design. with a curved screen. However, if you don’t care about these features like gamers, Redmi K40 Pro can save you money while keeping the same user experience. If you are a gamer, you will probably be happier with a more powerful processor and a screen with a higher refresh rate.

Xiaomi Mi 10S Specs vs Xiaomi Redmi K40 Specs

Xiaomi Mi 10SXiaomi Redmi K40 Pro
DIMENSIONS AND WEIGHT162.6 x 74.8 x 9 mm, 208 g163.7 x 76.4 x 7.8 mm, 196 grams
DISPLAY 6.67 inches, 1080 x 2340p (Full HD+), AMOLED 6.67 inches, 1080 x 2400p (Full HD+), Super AMOLED
PROCESSORQualcomm Snapdragon 870, octa-core 3.2 GHzQualcomm Snapdragon 888, octa-core 2.84 GHz
MEMORY8 GB RAM, 128 GB – 8 GB RAM, 256 GB – 12 GB RAM, 256 GB6 GB RAM, 128 GB – 8 GB RAM, 128 GB – 8 GB RAM, 256 GB
SOFTWARE Android 11, MIUI Android 11, MIUI
CONNECTIVITY Wi-Fi 802.11 a/b/g/n/ac/ax, Bluetooth 5.1, GPSWi-Fi 802.11 a/b/g/n/ac/ax/6e, Bluetooth 5.2, GPS
CAMERAQuad 108 + 13 + 2 + 2 MP, f/1.7 + f/2.4 + f/2.4 + f/2.4
20 MP front camera
Triple 64 + 8 + 5 MP, f/1.9 + f/2.2
20 MP front camera
BATTERY 4780 mAh, fast charging 33W, wireless charging 30W4520 mAh, fast charging 33W
ADDITIONAL FEATURESDual SIM slot, 5G, reverse wireless charging 10WDual SIM slot, 5G, IP53 dust and splash protection

Xiaomi Mi 10S vs Xiaomi Redmi K40 Pro: Pros and Cons

Xiaomi Mi 10S


  • Best camera
  • Wireless charging
  • Curved screen
  • Larger battery
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Xiaomi Mi 10S


  • Price

Xiaomi Redmi K40 Pro


  • Best chipset
  • Upper display
  • IP53 splash and dust protection
  • Affordable


  • Lower Camera

Which One Should You Choose?

Xiaomi has yet to announce its plans to make these phones available worldwide. Rumor has it that the Poco F3 is a famous Redmi K40 in world markets except for India. India, meanwhile, could get the Redmi K40 under the guise of the Mi 11X.

Both phones have excellent specifications and it all depends on the price. The Redmi K40 could be the cheapest option and appeal to mobile gamers on a budget. The Mi 10S could be an exclusive product in China as Xiaomi may be looking to reposition the Redmi K40 as a Mi 11 series device in markets such as India.

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