General
- Brand Xiaomi
- Model Redmi K40S
- Device Smartphones
- Added October 7, 2021
- Updated March 14, 2024
Launch
- Announced 2022, March 17
- Status Available. Released 2022, March 17
Network
- Technology GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
- 2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800
- 3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1x
- 4G bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42
- 5G bands 1, 3, 7, 8, 20, 28, 38, 41, 77, 78 NSA
- Speed HSPA 42.2/5.76 Mbps, LTE-A, 5G
- GPRS Yes
- EDGE Yes
Body
- Dimensions 163.2 x 76 x 7.7 mm (6.43 x 2.99 x 0.30 in)
- Weight 195 g (6.88 oz)
- Build Glass front (Gorilla Glass 5), plastic back
- SIM Dual SIM (Nano-SIM, dual stand-by)
- Others Splash resistant
Display
- Type AMOLED capacitive touchscreen, 1B colors
- Size 6.67 inches, 107.4 cm2 (~86.6% screen-to-body ratio)
- Resolution 1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
- Protection Corning Gorilla Glass 5
- Features 120Hz, HDR10+, 1300 nits (peak)
Platform
- OS Android 12, MIUI 13
- Chipset Qualcomm SM8250-AC Snapdragon 870 5G (7 nm)
- CPU Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)
- GPU Adreno 650
Memory
- Card slot No
- Internal 128/256 GB UFS 3.1
- RAM 6/8/12 GB
Main camera
- Triple 48 MP, f/1.8, (wide), 1/2", 0.8µm, PDAF, OIS 8 MP, 119˚ (ultrawide) 2 MP, f/2.4, (macro)
- Features Dual-LED dual-tone flash, HDR, panorama
- Video 4K@30fps, 1080p@30/60/120fps, 720p@960fps; gyro-EIS
Selfie camera
- Single 20 MP, (wide)
- Video 1080p@30/120fps
Sound
- Alert types Vibration, MP3, WAV ringtones
- Loudspeaker Yes, with stereo speakers
- 3.5mm jack No 24-bit/192kHz audio
Connectivity
- WLAN Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot
- Bluetooth 5.2, A2DP, LE
- GPS Yes, with A-GPS. Up to tri-band: GLONASS (1), BDS (3), GALILEO (2), QZSS (2), NavIC
- NFC Yes
- FM radio No
- USB USB Type-C 2.0, USB On-The-Go
Features
- Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, color spectrum
- Messaging SMS(threaded view), MMS, Email, Push Email, IM
- Browser HTML5
- Java No
Battery
- Type Non-removable Li-Po
- Capacity 4500 mAh
- Charging Fast charging 67W, 100% in 38 min (advertised) Power Delivery 3.0 Quick Charge 3+
More
- Made by China
- Color Black, Gray, Blue, Green
Prices
- Expected price ৳26,000