Xiaomi Redmi A2 vs Xiaomi Redmi K40 Pro

Xiaomi Redmi A2

Xiaomi Redmi K40 Pro

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800
3G network

HSDPA 850, 900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
4G network

LTE frequency band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - global version; 1, 3, 5, 8, 40, 41 - India

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42
5G network

-

5G band 1, 3, 28, 41, 77, 78 SA/NSA/Sub6
HSDPA speed

-

42.2 Mbps
HSUPA speed

-

5.76 Mbps
EV-DO speed

EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload

-
LTE speed

LTE

LTE-A, 1174 Mbps download, 210 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Class 8

Display
Display type

IPS LCD

Super AMOLED
Physical size

6.52 inches

6.67 inches
Resolution

720 x 1600 pixels

1080 x 2400 pixels
Pixel density

269 ppi

395 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, 2.5D curved glass screen

Scratch resistant, 3D curved glass screen, Corning Gorilla Glass 5
Display features

400 nits (typ)

120Hz, HDR10+, 1300 nits (peak), sunscreen 3.0, night light screen

Main camera
Camera type

Dual

Triple
Main camera

(wide) , 8 MP, f/2.0

(wide) , 64 MP, f/1.9 , 26 mm, 1/1.7" , 0.8 µm
(depth) , 0.08 MP

(ultrawide) , 8 MP, f/2.2 , 119˚
(macro) , 5 MP, 50 mm, 1/5.0" , 1.12 µm
Primary camera resolution

3264 x 2448 pixels

9280 x 6920 pixels
Primary camera video

1080p@30fps

8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS, HDR10+
Primary camera flash

dual-LED flash

LED flash
Camera features

Autofocus, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus

Autofocus, continuous shooting, digital zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

microUSB 2.0

Type-C 2.0
USB On-The-Go

-

Yes
Bluetooth

v5.0

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Infrared

-

Yes
NFC

No

Yes
GPS

Yes, with A-GPS

Yes, with dual-band A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

-

Yes
NavIC

-

Yes