Xiaomi Redmi K40 5G Dual Sim 256GB Blue (12GB RAM)


Product Code: E0LWLV0OGY

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Item Details
Support Language
English & Chinese
Display type Super AMOLED, 120Hz, HDR10+, 1300 nits (peak)
Display Size 6.67 inches, 107.4 cm2 (~85.9% screen-to-body ratio)
Resolution 1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
SIM Dual SIM (Nano-SIM, dual stand-by)
OS Android 11, MIUI 12
Chipset Qualcomm SM8250-AC Snapdragon 870 5G (7 nm)
Card slot No
Internal 256GB 12GB RAM
Back Camera 48 MP, f/1.8, 26mm (wide), 1/2", 0.8µm, PDAF
Back camera 2 8 MP, f/2.2, 119˚ (ultrawide)
Back camera 3 5 MP, 50mm (macro), 1/5.0", 1.12µm
Features LED flash, HDR, panorama
Selfie Camera 20 MP, (wide), 1/3.4", 0.8µm
Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, color spectrum
WLAN Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot
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)
Battery Li-Po 4520 mAh, non-removable
Charging Fast charging 33W, 100% in 52 min (advertised)

Power Delivery 3.0

Quick Charge 3+
2G bands GSM 850 / 900 / 1800 / 1900
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
5G bands 1, 3, 28, 41, 77, 78 SA/NSA/Sub6


Xiaomi Redmi K40 comes with a 6.67-inch AMOLED touchscreen display with a resolution of 1080x2400 pixels and an aspect ratio of 20:9, giving users a wide display space along with higher quality and sharper images.

It powered by an octa-core Qualcomm Snapdragon 870 processor, the machine will operate comfortably all day long.

It comes with various memory variations, up to 256GB and 12GB of RAM (Please check specification table). This phone helps all tasks be handled smoothly, run multitasking stably, meeting all the needs of users.

The phone has a triple-cameras set-up on the rear. There is a 48MP main camera, an 8MP ultra-wide-angle sensor, and a 5MP macro lens. On the front, the phone has a 20MP camera for clicking selfies and making video calls.

Xiaomi Redmi K40 runs Android 11 and is powered by a 4520mAh battery non-replaceable Li-ion type battery powers up the device which is compatible with 33W Fast Charging technology.

It supports 2 nano-standard SIM, multi-connection with ultra-fast 5G (SA / NSA / Sub 6) network, Wi-Fi 6 802.11ax (2.4GHz + 5GHz), Bluetooth 5.1 connectivity, GPS, and NFC for easy document linking and sharing.

Product Reviews

Customer Q&A



Posted on Thu Apr 22, 2021 12:12 PM
Xiaomi Redmi K40 5G Dual Sim 128GB Blue (8GB RAM)にはQ and Aに「中国版ですが、グローバルROMをインストールしていますので、GooglePlayストアと日本語に対応しています。」と有りますが、256GBでも同様と考えてよいのでしょうか?

Etoren Support Staff

Posted on Thu Apr 22, 2021 12:28 PM
Xiaomi Redmi K40 5G Dual Sim 256GB Blue (12GB RAM)は128GBの商品と同じく中国版ですが、グローバルROMをインストールしていますので、GooglePlayストアと日本語に対応しています。