Samsung Galaxy A25 vs Ulefone Armor 21

Samsung Galaxy A25

Ulefone Armor 21

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, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 19, 20, 28, 34, 38, 39, 40, 41, 66
5G network

5G band 1, 3, 5, 7, 8, 26, 28, 40, 41, 66, 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, 1174 Mbps download, 211 Mbps upload

LTE
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front, plastic frame, plastic back

Polycarbonate, TPU, metal
SIM

Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)

Dual SIM (Nano-SIM, dual stand-by)
Height

161 mm

176 mm
Width

76.5 mm

81.6 mm
Thickness

8.3 mm

18.1 mm
Weight

197 g

400 g
Waterproof

-

IP68/IP69K (1.5m and 30 mins)
Dust proof

-

IP68/IP69K
MIL-STD-810H

-

Yes
Colors

Black, Fantasy Blue, Optimistic Blue, Personality Yellow

Black

Main camera
Camera type

Triple

Dual
Main camera

(wide) , 50 MP, f/1.8 , 27 mm, 1/2.76" , 0.64 µm

(wide) , 64 MP, f/1.9 , 0.8 µm
(ultrawide) , 8 MP, f/2.2 , 120˚ , 1/4" , 1.12 µm

(night vision) , 24 MP, f/1.8
(macro) , 2 MP, f/2.4
Primary camera resolution

8190 x 6120 pixels

9280 x 6180 pixels
Primary camera video

4K@30fps, 1080p@30fps, gyro-EIS

-
Primary camera flash

LED flash

LED flash
Camera features

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

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

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 13 MP, f/2.2 , 1/3.06" , 1.12 µm

(wide) , 16 MP, f/2.2 , 1.0 µm
Selfie camera resolution

4160 x 3120 pixels

4608 x 3456 pixels
Selfie camera features

Face unlock, HDR, face detection

Face unlock, HDR, face detection
Selfie camera video

1080p@30fps

1080p@30fps

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, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

-
WLAN WiFi Dual Band

-

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

-

Yes
Bluetooth

v5.3

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Infrared

-

Yes
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

Yes

-

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, virtual proximity sensing

Accelerometer, barometer, compass, fingerprint, gyroscope, proximity