Samsung Galaxy Quantum 2 vs Xiaomi Redmi A2

Samsung Galaxy Quantum 2

Xiaomi Redmi A2

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1700(AWS), 1900, 2100

HSDPA 850, 900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66

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

5G band 78 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-A, 2000 Mbps download, 150 Mbps upload

LTE
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

Dynamic AMOLED 2X

IPS LCD
Physical size

6.7 inches

6.52 inches
Resolution

1440 x 3200 pixels

720 x 1600 pixels
Pixel density

524 ppi

269 ppi
Display colors

16777216

16777216
Protection

-

Scratch resistant, 2.5D curved glass screen
Display features

120Hz, 1200 nits (peak), 120Hz@FHD / 60Hz@QHD refresh rate

400 nits (typ)

Hardware
CPU

Octa-core

Octa-core
CPU

Single-core 2.96 GHz Kryo 485

Quad-core 2.2 GHz Cortex-A53
CPU(second)

Triple-core 2.42 GHz Kryo 485

quad-core 1.7 GHz Cortex-A53
CPU(third)

Quad-core 1.78 GHz Kryo 485
Chipset

Qualcomm SM8150 Snapdragon 855+ (7 nm), QRNG security chipset

Mediatek Helio G36
GPU

Adreno 640

PowerVR GE8320
Memory RAM

6 GB

2, 3 GB
Internal storage

128 GB

32 GB
Memory card

microSD, microSDHC, microSDXC

microSD, microSDHC, microSDXC
Memory card max

1 TB

-
Storage

-

eMMC 5.1

Main camera
Camera type

Triple

Dual
Main camera

(wide) , 64 MP, f/1.8 , 26 mm, 1/1.7x" , 0.8 µm

(wide) , 8 MP, f/2.0
(ultrawide) , 12 MP, f/2.2 , 123˚ , 1.12 µm

(depth) , 0.08 MP
(macro) , 5 MP, f/2.4
Primary camera resolution

-

3264 x 2448 pixels
Primary camera video

4K@30fps, 1080p@30/60/240fps; gyro-EIS

1080p@30fps
Primary camera flash

LED flash

dual-LED flash
Camera features

HDR, Panorama

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

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac

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

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

microUSB 2.0
USB On-The-Go

Yes

-
Bluetooth

v5.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

Yes

No
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes