4.90 average based on 7986 reviews.
Xiaomi Redmi K40 Mobile Phones Full Specifications
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, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42 |
| 5G bands | 1, 3, 28, 41, 77, 78 SA/NSA/Sub6 |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A, 5G |
Launch
| Announced | 2021, February 25 |
|---|---|
| Status | Available. Released 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) |
| Protection | Corning Gorilla Glass 5 |
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 |
| UFS 3.1 |
Main Camera
| Triple | 48 MP, f/1.8, 26mm (wide), 1/2", 0.8µm, PDAF 8 MP, f/2.2, 119˚ (ultrawide) 5 MP, f/2.4, 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
| Single | 20 MP, f/2.5, (wide), 1/3.4", 0.8µm |
|---|---|
| Features | HDR |
| Video | 1080p@30fps, 720p@120fps |
Sound
| Loudspeaker | Yes, with stereo speakers |
|---|---|
| 3.5mm jack | No |
| 24-bit/192kHz audio |
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 |
| Infrared port | Yes |
| Radio | No |
| USB | USB Type-C 2.0, USB On-The-Go |
Features
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, color spectrum |
|---|
Battery
| Type | 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 |
|---|---|
| Models | M2012K11AC |
| Price | About 280 EUR |