xiaomi Redmi K40 thumbnail picture Xiaomi Redmi K40 xiaomi Redmi K30 5G thumbnail picture Xiaomi Redmi K30 5G

Xiaomi Redmi K40 vs Xiaomi Redmi K30 5G

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Xiaomi Redmi K40
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Xiaomi Redmi K30 5G
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Xiaomi Redmi K40 Xiaomi Redmi K30 5G
Launch
Release Date
Mar, 2021 Jan, 2020
Status
Available Available
Body & Operating System
Operating system
Android 11 Android 10.0
UI
MIUI 12 MIUI 11
Dimensions
163.7 x 76.4 x 7.8 mm (6.44 x 3.01 x 0.31 in) 165.3 x 76.6 x 8.8 mm (6.51 x 3.02 x 0.35 in)
Weight
196 g 208 g
Body
NA glass back (Gorilla Glass 5), Glass front (Gorilla Glass 5), Aluminum frame
Color Options
Black, White, Aurora Blue, Red, Purple, White
Display Specifications
Technology
Super AMOLED IPS LCD capacitive touchscreen, 16M colors
Size
6.67 inches
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6.67 inches
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Resolution
Full HD (FHD) - 1080 x 2400 pixels, 20:9 ratio (~395 ppi density) Full HD (FHD) - 1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Protection
Corning Gorilla Glass 5 Corning Gorilla Glass 5
Features
120Hz refresh rate, HDR10+, 1300 nits (peak) HDR10 120Hz
Battery & Charging
Capacity
Non-removable Li-Po, 4520 mAh
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Non-removable Li-Po, 4500 mAh
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Charging
Fast charging 33W, 100% in 52 min
Power Delivery 3.0
Quick Charge 3+
Fast battery charging 30W (100% in 57 min)
Processing Power
CPU
Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585) Octa-core (1x2.4 GHz Kryo 475 Prime & 1x2.2 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver)
Chipset
Qualcomm SM8250-AC Snapdragon 870 5G (7 nm) Qualcomm SDM765 Snapdragon 765G (7 nm)
GPU
Adreno 650 Adreno 620
Memory & Storage
Ram
6-12GB RAM 6/8GB RAM
Storage Memory
128/256GB Built-in 64/128/256GB Built-in, UFS2.1
Memory Card
No microSD, up to 256 GB (uses shared SIM slot)
Cameras
Rear/Back
Triple 48 MP, f/1.8, 26mm (wide), 1/2", 0.8µm, PDAF
8 MP, 119° (ultrawide)
5 MP, 50mm (macro), 1/5.0", 1.12µm
Quad 64 MP, f/1.9, 26mm (wide), 1/1.7", 0.8µm, PDAF
8 MP, f/2.2, 13mm (ultrawide), 1/4", 1.12µm
2 MP, f/2.4, 1/5", 1.75µm (dedicated macro camera)
2 MP, f/2.4, 1/5", 1.75µm, depth sensor
Features

LED flash, HDR, panorama
Video 4K@30fps, 1080p@30/60/12 /240/960fps, gyro-EIS Show more

Dual-LED flash, HDR, panorama Video 2160p@30fps, 1080p@30/12 fps, 720p@960fps Show more

Front
20 MP, (wide), 1/3.4", 0.8µm
HDR Video 1080p@30fps, 720p@120fps
Dual 20 MP, f/2.2, 27mm (wide), 1/3.4", 0.8µm
2 MP, f/2.4, 1/5", 1.75µm, depth sensor
HDR Video 1080p@30fps
Features
NA NA
Network
SIM
Dual SIM (Nano-SIM, dual stand-by) Hybrid Dual SIM (Nano-SIM, dual stand-by)
Data
GSM / CDMA / HSPA / CDMA2000 / LTE / 5G GSM / HSPA / LTE / 5G
2G Bands
SIM 1: GSM 850 / 900 / 1800 / 1900
SIM 2: GSM 850 / 900 / 1800 / 1900
CDMA 800
SIM 1: GSM 850 / 900 / 1800 / 1900
SIM 2: GSM 850 / 900 / 1800 / 1900
3G Bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
CDMA2000 1x
HSDPA 850 / 900 / 1900 / 2100
4G Bands
LTE band 1(2100), 2(1900),... LTE band 1(2100), 3(1800),...
5G Bands
1, 3, 28, 41, 77, 78 SA/NSA 5G band 41(2500), 78(3500); Sub6
Connectivity
WLAN (WIFI)
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth
5.1, A2DP, LE, aptX HD 5.1, A2DP, LE, aptX HD
GPS
Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS, NavIC Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS
USB
USB Type-C 2.0, USB On-The-Go 2.0, Type-C 1.0 reversible connector, USB On-The-Go
NFC
Yes Yes
Additional Features
Sensors
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, color spectrum Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Extra
Infrared port Infrared port Yes
Pricing
Price
US$ 339 USD $333
Resale Value
High High
Comparison Result
Score
7 Point(s) 1 Point(s)
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