Side-by-side technical data
Xiaomi Black Shark 4S vs Xiaomi Redmi K40 Gaming
Comparison between Xiaomi Black Shark 4S and Xiaomi Redmi K40 Gaming: camera, battery, fast charging, display, performance and colors, side by side. More phones from Xiaomi.
The verdict
Neither runs away with it: each wins something.
| Category | Black Shark 4S | Redmi K40 Gaming |
|---|---|---|
| Design & display | 7.4 | 6.3 |
| Performance & hardware | 7.9 | 7.8 |
| Camera | 5.8 | 5.9 |
| Connectivity | 6.8 | 6.9 |
| Battery & charging | 5.5 | 6.1 |
Which one is for you?
Xiaomi Black Shark 4S, if you care about…
- Display Technology
- Super AMOLED
- against OLED
- Display Refresh Rate
- 144 Hz
- against 120 Hz
- Peak Display Brightness
- 1,300 nits
- against 500 nits
- Fast Charge Power
- 120 W
- against 67 W
Xiaomi Redmi K40 Gaming, if you care about…
- Battery Capacity
- 5,065 mAh
- against 4,500 mAh
- Body Thickness
- 8.3 mm
- against 9.9 mm
Specification comparison
Performance
| Specification | Black Shark 4S | Redmi K40 Gaming |
|---|---|---|
| Processor Model | Qualcomm Snapdragon 870 | MediaTek Dimensity 1200 |
| Processor Process Size | 7 nm | 6 nm Best value |
| Graphics GPU | Qualcomm Adreno 650 | Mali-G77 MC9 |
| Storage Type | UFS 3.1 | UFS 3.1 |
| Maximum CPU Clock | 3.2 GHz Best value | 3 GHz |
| Maximum Storage Capacity | 256 GB | 256 GB |
| Geekbench 6 Single-Core | 870 | — |
| Geekbench 6 Multi-Core | 3,317 | — |
| CPU Description | Octa-core processor with 1x3.2 GHz Kryo 585, 3x2.42 GHz Kryo 585 and 4x1.80 GHz Kryo 585 cores. | Octa-core CPU with 1x3.0 GHz Cortex-A78, 3x2.6 GHz Cortex-A78, and 4x2.0 GHz Cortex-A55 cores. |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | — |
| RAM Capacity | 12 GB | 12 GB |
| RAM Type | DDR5 | — |
Design
| Specification | Black Shark 4S | Redmi K40 Gaming |
|---|---|---|
| Body Colors | Black, White | Black, Grey, Silver, Yellow |
| Body Thickness | 9.9 mm | 8.3 mm Best value |
| Body Width | 76.2 mm | 76.9 mm |
| Body Height | 163.7 mm | 161.9 mm |
| Weight | 210 g | 205 g Best value |
| Usable Surface | 86.1 % | 86.3 % Best value |
| Body Materials | — | Glass |
| Resistance Features | Physical Pop-Up Gaming Triggers | IP53 |
Battery
| Specification | Black Shark 4S | Redmi K40 Gaming |
|---|---|---|
| Battery Capacity | 4,500 mAh | 5,065 mAh Best value |
| Battery Type | Li-Polymer | Li-Po |
| Fast Charge Power | 120 W Best value | 67 W |
| Battery Features | Fast Charging, Battery Level Indicator, Rechargeable | Fast Charging |
Display
| Specification | Black Shark 4S | Redmi K40 Gaming |
|---|---|---|
| Display Aspect Ratio | 20:9 | 20:9 |
| Display Technology | Super AMOLED Best value | OLED |
| Peak Display Brightness | 1,300 nits Best value | 500 nits |
| Display Diagonal | 6.67″ | 6.67″ |
| Display Horizontal Resolution | 1,080 px | 1,080 px |
| Display Vertical Resolution | 2,400 px | 2,400 px |
| Display Pixel Density | 395 ppi | 395 ppi |
| Display Refresh Rate | 144 Hz Best value | 120 Hz |
| Display Contrast Ratio | 60,000 :1 | — |
| Display Features | HDR10+, Touchscreen, 144Hz | Gorilla Glass 5, HDR10+, One Billion Colors |
Sensors
| Specification | Black Shark 4S | Redmi K40 Gaming |
|---|---|---|
| Fingerprint Sensor Placement | Side | Side |
Sensor
| Specification | Black Shark 4S | Redmi K40 Gaming |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass, Barometer | Fingerprint Sensor, Accelerometer, Gyroscope, Compass, Barometer |
Software
| Specification | Black Shark 4S | Redmi K40 Gaming |
|---|---|---|
| Operating System | Android 11 | Android 11 |
| OS Family | Android | Android |
| OS Version | 11 | 11 |
Connectivity
| Specification | Black Shark 4S | Redmi K40 Gaming |
|---|---|---|
| SIM Configurations | Dual Nano-SIM, Dual SIM | Dual Nano-SIM |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS 800, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1700 AWS, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B18, 4G LTE B19, 4G LTE B20, 4G LTE B26, LTE B28, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 5G NR n1, 5G NR n3, 5G NR n8, 5G NR n28, 5G NR n41, 5G NR n77, 5G NR n78 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1700 AWS, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B18, 4G LTE B19, 4G LTE B26, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 4G LTE B42, 5G NR n1, 5G NR n3, 5G NR n28, 5G NR n41, 5G NR n77, 5G NR n78 |
| Cellular Technologies | GSM, CDMA, HSPA, EVDO, LTE, 5G | GSM, CDMA, HSPA, CDMA2000, LTE, 5G |
| Wi-Fi Standards | Wi-Fi 802.11a/b/g/n/ac/6, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax) | Wi-Fi 802.11a/b/g/n/ac/6 |
| Wi-Fi Features | Dual Band, Wi-Fi Direct | Dual Band, Wi-Fi Direct |
| Bluetooth Version | Bluetooth 5.2 | Bluetooth 5.2 |
| Bluetooth Profiles | A2DP, LE, aptX HD, aptX Adaptive | A2DP, LE |
| Navigation Systems | GPS, GLONASS, Galileo, QZSS, BeiDou | GPS, GLONASS, BeiDou, Galileo, QZSS, NavIC Best value |
| Connectivity Features | 3.5 mm Audio Jack, NFC, USB Type-C | Infrared, NFC, USB Type-C, USB OTG |
| USB Version | USB 2.0 | USB 2.0 |
| Max. download speed | 7,500 Mbps | — |
| Max. upload speed | 3,000 Mbps | — |
Audio
| Specification | Black Shark 4S | Redmi K40 Gaming |
|---|---|---|
| Audio Features | Stereo Speakers, Hi-Res Audio, aptX HD, aptX Adaptive | Stereo Speakers, Hi-Res Audio |
Technical
| Specification | Black Shark 4S | Redmi K40 Gaming |
|---|---|---|
| Model numbers | — | M2012K10C, M2104K10AC |
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