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Xiaomi Redmi K40
network
- Technology GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
- 2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
- 3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
- 4G bands 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42
- Speed HSPA 42.2/5.76 Mbps, LTE-A, 5G
launch
- Announced 2021, February 25
- Status Coming soon. Exp. release 2021, March 04
body
- Dimensions 163.7 x 76.4 x 7.8 mm (6.44 x 3.01 x 0.31 in)
- Weight 196 g (6.91 oz)
- SIM Dual SIM (Nano-SIM, dual stand-by)
display
- Type Super AMOLED, 120Hz, HDR10+, 1300 nits (peak)
- Size 6.67 inches, 107.4 cm2 (~85.9% screen-to-body ratio)
- Resolution 1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
platform
- OS Android 11, MIUI 12
- 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 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
main camera
- Modules 48 MP, f/1.8, 26mm (wide), 1/2", 0.8µm, PDAF 8 MP, f/2.2, 119˚ (ultrawide) 5 MP, 50mm (macro), 1/5.0", 1.12µm
- Features LED flash, HDR, panorama
- Video 4K@30fps, 1080p@30/60/120/240/960fps, gyro-EIS
selfie camera
- Modules 20 MP, (wide), 1/3.4", 0.8µm
- Features HDR
- Video 1080p@30fps, 720p@120fps
sound
- Loudspeaker Yes, with stereo speakers
- 3.5mm jack No
comms
- WLAN Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot
- Bluetooth 5.1, A2DP, LE
- GPS Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS, NavIC
- NFC Yes
- USB USB Type-C 2.0, USB On-The-Go
features
- Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, color spectrum
battery
- Li-Po 4520 mAh, non-removable
- Charging Fast charging 33W, 100% in 52 min (advertised) Power Delivery 3.0 Quick Charge 3+
misc
- Colors Black, White, Aurora