Xiaomi 12S vs Xiaomi Redmi K40S

Xiaomi
12S

Xiaomi
Redmi K40S
At a glance
- Brand
- Xiaomi
- Xiaomi
- Release date
- July 2022, 3 years 10 months ago
- March 2022, 4 years 2 months ago
- AnTuTu
- 1.412.647 Antutu v11 Overall performance better than 88% of devices
- 785.648 Antutu v10 Overall performance better than 80% of devices
Display
- Size
- 6.28"
- 6.67"
- Resolution
- 1080 x 2400 px FHD+
- 1080 x 2400 px FHD+
- Type
- AMOLED Samsung
- AMOLED Samsung E4
- Density
- 418 ppi Very high density
- 395 ppi High Density
- Aspect ratio
- 20:9
- 20:9
- Features
- Hole-punch Notch, Refresh rate 120 Hz, Touch sampling rate 480 Hz, Peak brightness - 1100 cd/m², 5000000:1 contrast ratio, HDR10+, DCI-P3, DC dimming, 12 Bits panel, Dolby Vision, Scratch resistant, Dual Edge display, Corning Gorilla Glass Victus, Capacitive, Multi-touch, Frameless
- Hole-punch Notch, Refresh rate 120 Hz, Touch sampling rate 360 Hz, Peak brightness - 1300 cd/m², Max brightness HBM - 900 cd/m², 5000000:1 contrast ratio, Always-On Display, HDR10+, DCI-P3, MEMC, Dolby Vision, Scratch resistant, Corning Gorilla Glass 5, Capacitive, Multi-touch, Frameless
Performance
- Chipset
- Qualcomm Snapdragon 8+ Gen1
- Qualcomm Snapdragon 870 (SM8250-AC)
- CPU
- 1x3.2 GHz Cortex X2 +3x2.8 GHz Cortex A710 + 4x2.0 GHz Cortex A510
- 1x Cortex A77 3.20 GHz + 3x Cortex A77 2.4 GHz + 4x Cortex A55 1.8 GHz
- CPU type
- Octa-Core
- Octa-Core
- Process
- 4 nm
- 7 nm
- Frequency
- 3.2 GHz
- 3.2 GHz
- GPU
- Qualcomm Adreno 730 875 MHz
- Qualcomm Adreno 650
- RAM
- 8 GB
- 6 GB
- RAM type
- RAM LPDDR5
- RAM LPDDR5
- 64-bit
- Yes
- Yes
Rear camera
- Resolution
- 50 Mpx
- 48 Mpx
- Aperture
- ƒ/ 1.9
- ƒ/ 1.79
- Sensor
- Sony IMX707
- Sony IMX582 Exmor RS
- Pixel size
- 1.22 µm
- 0.60 µm
- Sensor size
- 1/1.28"
- 1/2.96"
- Flash
- Dual LED
- LED
- Optical stabilization
- Yes
- Yes
- Slow motion
- Yes, 1920 fps
- Yes, 960 fps
- Features
- Flicker sensor, 4K Video, 8K Video, Digital zoom, Triple camera, Digital image stabilization, Optical Stabilization (OIS), Ultra stable video, Autofocus, Touch focus, Continuous autofocus, Manual focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, Night Mode
- 4K Video, Digital zoom, Triple camera, Digital image stabilization, Optical Stabilization (OIS), Ultra stable video, Autofocus, Touch focus, Continuous autofocus, Manual focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, Night Mode
Front camera
- Resolution
- 32 Mpx
- 20 Mpx
- Aperture
- ƒ/ 2.5
- Unknow
- Sensor
- Omnivision OV32B
- Sony IMX596
- Pixel size
- 0.70 µm
- 0.80 µm
Battery
- Capacity
- 4500 mAh
- 4500 mAh
- Type
- Li-Polymer
- Li-Polymer
- Fast charge
- Yes , 67.0W
- Yes , 67.0W
- Wireless charging
- 50W Fast wireless charging, 10W Reverse charging
- —
- Features
- Wireless charging, Reverse charging, Non-removable
- Non-removable
Storage
- Capacity
- 128 GB
- 128 GB
- Type
- UFS Storage 3.1
- UFS Storage 3.1
- SD slot
- No
- No
Body
- Dimensions
- 69.9 mm 152.7 mm 8.2 mm Print 3D Model
- 75.9 mm 163.2 mm 7.7 mm Print 3D Model
- Weight
- 182 g
- 195 g
- Materials
- Aluminium alloy
- Plastic
- Colors
- Black White Green Purple Ish
- Black Blue Silver Green
- Usable surface
- 89 %
- 86 %
- Water/dust resistance
- —
- IP53
Software
- Operating system
- Android 12 Snow Cone MIUI V13 (Android 12)
- Android 14 Upside-down cake HyperOS (Android 14)
- Updates
- OS updates: 3 years, Security updates: 4 years
- —
- Google services
- Without Google Mobile services
- Without Google Mobile services
Connectivity
- SIM
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Bluetooth
- Bluetooth 5.2 LELow energy consumption
- Bluetooth 5.2 LELow energy consumption
- Bluetooth profiles
- A2DP (Advanced Audio Distribution Profile), LE (Low Energy), APT-x, LDAC, SBC, AAC
- A2DP (Advanced Audio Distribution Profile), LE (Low Energy), LDAC, SBC, AAC
- Wi-Fi
- 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax)
- 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax)
- Wi-Fi features
- Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Wi-Fi MiMO
- Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Wi-Fi MiMO
- USB
- USB Type-C
- USB Type-C
- USB features
- Charging, OTG
- Charging, OTG
- Navigation
- A-GPS, GLONASS, Beidou, QZSS, Galileo, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5)
- A-GPS, GLONASS, Beidou, QZSS, Galileo, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5)
Networks
- 5G
- n1 (2100), n3 (1800), n5 (850), n8 (900), n28a (700), n38 (2600), n40 (2300), n41 (2500), n77 (3700), n78 (3500), n79 (4700)
- n1 (2100), n3 (1800), n5 (850), n8 (900), n28a (700), n38 (2600), n40 (2300), n41 (2500), n77 (3700), n78 (3500)
- 4G LTE
- B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B18 (800), B19 (800), B26 (850), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500)
- B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B8 (900), B18 (800), B19 (800), B26 (850), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500)
- 3G
- B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
- B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
- 2G
- CDMA BC0 (800), B2 (1900), B3 (1800), B5 (850), B8 (900)
- CDMA BC0 (800), B2 (1900), B3 (1800), B5 (850), B8 (900)
Sensors & security
- Fingerprint
- Yes, in screen
- Yes, on the side
- Accelerometer
- Yes
- Yes
- Gyroscope
- Yes
- Yes
- Light sensor
- Yes
- Yes
- Cooling system
- Yes
- Yes
- Audio
- Dolby Atmos, Hi-Res Audio, Stereo Speakers, 2 microphones
- Dolby Atmos, Hi-Res Audio, Stereo Speakers, 2 microphones











