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Model

Energizer E280s

Compare Energizer E280s and Ulefone Armor 21

Energizer E280s vs Ulefone Armor 21

Energizer E280s

Energizer E280s

Ulefone Armor 21

Ulefone Armor 21

Energizer E280s

Ulefone Armor 21

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1, 3, 7, 8, 20, 28, 40

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

Class 12

Yes
EDGE

Class 12

Yes

Availability
Oficially announced

2021-04

2023-05
Status

2021-04

2023-05

Design
Build

-

Polycarbonate, TPU, metal
SIM

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

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

134.5 mm

176 mm
Width

56 mm

81.6 mm
Thickness

16.8 mm

18.1 mm
Weight

113 g

400 g
Waterproof

-

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

-

IP68/IP69K
MIL-STD-810H

-

Yes
Colors

Black, Blue, Brown, Gray, Green, White, Yellow

Black

Display
Display type

TFT

IPS LCD
Physical size

2.8 inches

6.58 inches
Resolution

240 x 320 pixels

1080 x 2408 pixels
Pixel density

143 ppi

401 ppi
Display colors

262144

16777216
Protection

-

Scratch resistant

Hardware
CPU

-

Octa-core
CPU

Dual-core 1.2 GHz Cortex-A53

Dual-core 2.2 GHz Cortex-A76
CPU(second)

Hexa-core 2.0 GHz Cortex-A55
Chipset

Spreadtrum SC9820E

MediaTek MT8781 Helio G99
GPU

Mali-T820

Mali-G57 MC2
Memory RAM

512 MB

8 GB
Internal storage

4 GB

256 GB
Memory card

microSD, microSDHC, microSDXC

microSD, microSDHC, microSDXC
Memory card max

32 GB

2 TB
Storage

eMMC

-

OS
OS

KaiOS

Android 13

Main camera
Camera type

Single

Dual
Main camera

0.3 MP

64 MP, (wide) , f/1.9 , 0.8 µm
(night vision) , 24 MP, f/1.8
Primary camera resolution

640 x 480 pixels

9280 x 6180 pixels
Primary camera flash

LED flash

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, macro-mode, phase detection autofocus

Selfie camera
Selfie camera type

Single

Single
Selfie camera

0.3 MP

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

-

4608 x 3456 pixels
Selfie camera features

-

Face unlock, HDR, face detection
Selfie camera video

-

1080p@30fps

Sound
3.5mm jack

Yes

Yes
Loudspeaker

Yes

Yes
Earpiece

Yes

Yes

Multimedia
Radio

FM Radio

Stereo FM radio, RDS, recording

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

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

Yes

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

Type-C 2.0
USB On-The-Go

-

Yes
Bluetooth

v2.1

v5.2
Bluetooth A2DP

-

Yes
bluetooth LE

-

Yes
Bluetooth EDR

Yes

-
Infrared

-

Yes
NFC

No

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes
GALILEO

-

Yes
BDS

-

Yes

Browser
HTML

HTML5

HTML5

Battery
Battery type

Li-Ion

Li-Po
Battery capacity

3000 mAh

9600 mAh
Battery removable

-

Non-removable
Fast battery charging

-

Yes, 33W
Talk time 2G

10 h

-
Standby time 2G

170 h

-

Cost
Price

50 USD

240 USD

Features
Sensors

-

Accelerometer, barometer, compass, fingerprint, gyroscope, proximity

Tests and performance
Antutu

-

370000 (v9)
Geekbench(single-core)

-

567 (v5.2)
Geekbench(multi-core)

-

1857 (v5.2)

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