Digma Linx A453 3G vs Samsung Galaxy S20 Ultra

Digma Linx A453 3G

Samsung Galaxy S20 Ultra

Network
2G network

GSM 900, 1800

GSM 850, 900, 1800, 1900; CDMA 800, 1900 & TD-SCDMA
3G network

HSDPA 1900

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

-

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 14(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 29(700), 30(2300), 38(2600), 39(1900), 40(2300), 41(2500), 46(5200), 48, 66(1700/2100), 71(600)
HSDPA speed

-

42.2 Mbps
HSUPA speed

-

5.76 Mbps
LTE speed

-

LTE-A (7CA), Cat20, 2000 Mbps download, 200 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic

Front glass(Gorilla Glass 6), back glass(Gorilla Glass 6), aluminium frame
SIM

Dual SIM (Micro-SIM, dual stand-by)

Single SIM (Nano-SIM and/or eSIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)
Height

133.5 mm

166.9 mm
Width

67 mm

76 mm
Thickness

11 mm

8.8 mm
Weight

129 g

220 g
Payment

-

Samsung Pay
Waterproof

-

IP68, 1.5m for 30 mins
Dust proof

-

IP68
Colors

Black, Gold, Gray

Black, Grey

Hardware
CPU

-

Octa-core
CPU

Quad-core 1.3 GHz ARM Cortex-A7

Dual-core / Single-core 2.73 / 2.84 GHz Mongoose M5 / Kryo 585
CPU(second)

Dual-core / Triple-core 2.50 / 2.42 GHz Cortex-A76 / Kryo 585
CPU(third)

Quad-core / Quad-core 2.0 / 1.8 GHz Cortex-A55 / Kryo 585
Chipset

Spreadtrum SC7731C

Exynos 990 / Qualcomm SM8250 Snapdragon 865
GPU

Mali-400 MP1

Mali-G77 MP11 / Adreno 650
Internal storage

8 GB

128 GB
Memory RAM

1 GB

12 GB
Memory card

microSD, microSDHC, microSDXC

microSD, microSDHC, microSDXC
Memory card max

32 GB

1 TB
Storage

-

UFS 3.0

Main camera
Camera type

-

Quad
Main camera

5 MP

108 MP, f/1.8 , 26 mm, 1/1.33" , 0.8 µm, 10x hybrid optical zoom
48 MP, f/3.5 , 103 mm, 1/2.0" , 0.8 µm
12 MP, f/2.2 , 13 mm, 1.4 µm
TOF(time of flight) 3D camera , 0.3 MP, f/1.0
Primary camera resolution

2592 x 1944 pixels

12000 x 9000 pixels
Primary camera video

720p@30fps

4320p@24fps, 2160p@30/60fps, 1080p@30/60/240fps, 720p@960fps
Primary camera flash

LED

LED flash
Camera features

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

Autofocus, continuous shooting, digital zoom, optical zoom, 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 802.11b, 802.11g, 802.11n

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

Yes

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

Type-C 1.0 reversible connector
USB On-The-Go

-

Yes
Bluetooth

v2.1

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes
GALILEO

-

Yes
Beidou

-

Yes