Comparison between:
- Casper VIA A3 Plus
- Casper VIA E3
- Casper VIA G4
- Casper VIA F3

Brand and model

Information about the brand, model and model alias (if any) of a specific device.

Casper VIA A3 PlusCasper VIA E3Casper VIA G4Casper VIA F3
Casper VIA A3 PlusCasper VIA E3Casper VIA G4Casper VIA F3

Design

Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.

Width75.5 mm
7.55 cm
0.248 ft
2.972 in
70.9 mm
7.09 cm
0.233 ft
2.791 in
75.2 mm
7.52 cm
0.247 ft
2.961 in
76.5 mm
7.65 cm
0.251 ft
3.012 in
Height155 mm
15.5 cm
0.509 ft
6.102 in
145.6 mm
14.56 cm
0.478 ft
5.732 in
156.6 mm
15.66 cm
0.514 ft
6.165 in
159 mm
15.9 cm
0.522 ft
6.26 in
Thickness7.85 mm
0.785 cm
0.026 ft
0.309 in
8.9 mm
0.89 cm
0.029 ft
0.35 in
8.4 mm
0.84 cm
0.028 ft
0.331 in
8.2 mm
0.82 cm
0.027 ft
0.323 in
Weight198 g
0.44 lbs
6.98 oz
153 g
0.34 lbs
5.4 oz
163 g
0.36 lbs
5.75 oz
171 g
0.38 lbs
6.03 oz
Volume91.86 cm³
5.58 in³
91.88 cm³
5.58 in³
98.92 cm³
6.01 in³
99.74 cm³
6.06 in³
ColorsGrayBlack
Red
Blue
Black
Blue
Blue
Body materialsPolycarbonateGlass
Polycarbonate
Polycarbonate
Glass
Polycarbonate
Glass

SIM card

The Subscriber Identity Module (SIM) is used in mobile devices for storing data authenticating the subscribers of mobile services.

SIM card typeNano-SIM
Nano-SIM / microSD
Nano-SIM / microSD
Nano-SIM
Nano-SIM / microSD
Nano-SIM
Nano-SIM / microSD
Nano-SIM
Number of SIM cards2222
Features-Dual SIM stand-by (Both cards are active. When one is busy, the other is not active)Dual SIM stand-by (Both cards are active. When one is busy, the other is not active)Dual SIM stand-by (Both cards are active. When one is busy, the other is not active)

Networks

A mobile (cellular) network is a radio system, which allows a large number of mobile devices to communicate with each other.

GSMGSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
GSM 900 MHz (B8)
GSM 1800 MHz (B3)
GSM 900 MHz (B8)
GSM 1800 MHz (B3)
GSM 900 MHz (B8)
GSM 1800 MHz (B3)
UMTSUMTS 850 MHz
UMTS 900 MHz
UMTS 1900 MHz
UMTS 2100 MHz
UMTS 2100 MHz (B1)UMTS 2100 MHz (B1)UMTS 2100 MHz (B1)
LTELTE 800 MHz
LTE 850 MHz
LTE 900 MHz
LTE 1800 MHz
LTE 1900 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE 1900 MHz (B25)
LTE-FDD 800 MHz (B20)
LTE-FDD 900 MHz (B8)
LTE-FDD 1800 MHz (B3)
LTE-FDD 2100 MHz (B1)
LTE-FDD 2600 MHz (B7)
LTE-FDD 800 MHz (B20)
LTE-FDD 900 MHz (B8)
LTE-FDD 1800 MHz (B3)
LTE-FDD 2100 MHz (B1)
LTE-FDD 2600 MHz (B7)
LTE-FDD 800 MHz (B20)
LTE-FDD 900 MHz (B8)
LTE-FDD 1800 MHz (B3)
LTE-FDD 2100 MHz (B1)
LTE-FDD 2600 MHz (B7)

Mobile network technologies and bandwidth

Communication between devices within mobile networks is realized via various generations of network technologies, which provide different bandwidth.

Mobile network technologiesUMTS
EDGE
GPRS
HSPA+
LTE Cat 7
UMTS
EDGE
GPRS
HSPA+
LTE Cat 4
UMTS
EDGE
GPRS
HSPA+
LTE Cat 4
UMTS
EDGE
GPRS
HSPA+
LTE Cat 4

Operating system

Operating system is the system software, which manages and controls the functioning of the hardware components of the device.

Operating system (OS)Android 8.1 OreoAndroid 9.0 PieAndroid 9.0 PieAndroid 9.0 Pie

System on Chip (SoC)

A system on a chip (SoC) includes into a single chip some of the main hardware components of the mobile device.

SoCMediaTek Helio P60 (MT6771)MediaTek Helio A22 (MT6761)MediaTek Helio P22 (MT6762)MediaTek Helio P22 (MT6762)
Process technology12 nm12 nm12 nm12 nm
CPU4x 2.0 GHz ARM Cortex-A73, 4x 2.0 GHz ARM Cortex-A534x 2.0 GHz ARM Cortex-A534x 2.0 GHz ARM Cortex-A53, 4x 1.5 GHz ARM Cortex-A534x 2.0 GHz ARM Cortex-A53, 4x 1.5 GHz ARM Cortex-A53
CPU bits64 bit64 bit64 bit64 bit
Instruction setARMv8-AARMv8-AARMv8-AARMv8-A
CPU cores8488
CPU frequency2000 MHz2200 MHz2000 MHz2000 MHz
GPUARM Mali-G72 MP3IMG PowerVR GE8300IMG PowerVR GE8320IMG PowerVR GE8320
GPU cores3---
GPU frequency800 MHz660 MHz650 MHz650 MHz
RAM capacity6 GB2 GB3 GB3 GB
RAM typeLPDDR4XLPDDR3LPDDR3LPDDR4X
RAM channelsDouble channelSingle channelSingle channelDouble channel
RAM frequency1800 MHz933 MHz933 MHz1600 MHz

Storage

Every mobile device has a built-in storage (internal memory) with a fixed capacity.

Storage64 GB32 GB32 GB64 GB
eMMC 5.1---

Memory cards

Memory cards are used in mobile devices for expanding their external storage capacity.

TypesmicroSD
microSDHC
microSDXC
microSD
microSDHC
microSDXC
microSD
microSDHC
microSDXC
microSD
microSDHC
microSDXC

Display

The display of a mobile device is characterized by its technology, resolution, pixel density, diagonal length, color depth, etc.

Type/technologyIPSIPSIPSIPS
Diagonal size6.2 in
157.48 mm
15.75 cm
5.71 in
145.03 mm
14.5 cm
6.22 in
157.99 mm
15.8 cm
6.26 in
159 mm
15.9 cm
Width2.69 in
68.25 mm
6.82 cm
2.44 in
62.09 mm
6.21 cm
2.66 in
67.63 mm
6.76 cm
2.62 in
66.63 mm
6.66 cm
Height5.59 in
141.92 mm
14.19 cm
5.16 in
131.07 mm
13.11 cm
5.62 in
142.78 mm
14.28 cm
5.68 in
144.37 mm
14.44 cm
Aspect ratio2.08:12.111:12.111:12.167:1
Resolution1080 x 2246 pixels720 x 1520 pixels720 x 1520 pixels720 x 1560 pixels
Pixel density402 ppi
158 ppcm
295 ppi
115 ppcm
270 ppi
106 ppcm
274 ppi
107 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area83.03 %79.09 %82.26 %79.34 %
Other featuresCapacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Corning Gorilla Glass 3
2.5D curved glass screen
500 cd/m²
2.5D curved glass screen
450 cd/m²
In-cell
2.5D curved glass screen
450 cd/m²
2.5D curved glass screen
450 cd/m²

Sensors

Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.

SensorsProximity
Light
Accelerometer
Compass
Gyroscope
Fingerprint
Proximity
Light
Accelerometer
Compass
Fingerprint
Proximity
Light
Accelerometer
Fingerprint
Proximity
Light
Accelerometer
Gyroscope
Fingerprint

Rear camera

The primary camera of the mobile device is usually placed on its back and can be combined with one or more additional cameras.

Sensor format1/3"---
Pixel size1 µm
0.001000 mm
1.12 µm
0.001120 mm
1.12 µm
0.001120 mm
1.25 µm
0.001250 mm
Aperturef/2f/2f/1.8f/2
Field of view--84 °-
Flash typeLEDLEDLEDLED
Image resolution4608 x 3456 pixels
15.93 MP
4160 x 3120 pixels
12.98 MP
4160 x 3120 pixels
12.98 MP
-
Video resolution1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
Video FPS30 fps30 fps30 fps30 fps
FeaturesAutofocus
Continuous shooting
Digital zoom
Digital image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Phase detection autofocus (PDAF)
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
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Autofocus
Continuous shooting
Digital zoom
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Night mode
Secondary rear camera - 5 MP
Sensor size - 1/5" (#2)
Pixel size - 1.12 μm (#2)
Aperture size - f/2.2 (#2)
Secondary rear camera - 2 MP
Pixel size - 1.75 μm (#2)
Aperture size - f/2.4 (#2)
Secondary rear camera - 2 MP
Pixel size - 1.75 μm (#2)
Aperture size - f/2.4 (#2)
Main rear camera - 12MP
Secondary rear camera - 2 MP
Pixel size - 1.75 μm (#2)
Aperture size - f/2.4 (#2)
Third rear camera - 13MP (ultra-wide angle)
Pixel size - 1.12 μm (#3)
Aperture size - f/2.2 (#3)
Angle of view - 120° (#3)

Front camera

Modern smartphones have one or more front cameras and their positioning has led to various design concepts – pop-up camera, rotating camera, notch, punch hole, under-display camera, etc.

Pixel size1 µm
0.001000 mm
1.12 µm
0.001120 mm
1.12 µm
0.001120 mm
1.12 µm
0.001120 mm
Aperturef/2f/2.2f/2f/2
Image resolution4608 x 3456 pixels
15.93 MP
---
Video resolution1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
Video FPS30 fps30 fps30 fps30 fps
FeaturesFace unlockFace unlockFace unlockFace unlock
-Front camera - 5MP
HDR
Screen flash
Front camera - 8MP
HDR
Screen flash
Front camera - 8MP
HDR
Screen flash

Audio

Information about the type of speakers and the audio technologies supported by the device.

SpeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece
Loudspeaker
Earpiece
Loudspeaker
Earpiece
DTS Sound---

Radio

The radio in a mobile device is a built-in FM radio receiver.

RadioYesYesYesYes
RDS---

Tracking/Positioning

Information about the positioning and navigation technologies supported by the device.

Tracking/PositioningGPS
A-GPS
GLONASS
BeiDou
GPS
A-GPS
GPS
A-GPS
GPS
A-GPS

Wi-Fi

Wi-Fi is a technology that provides wireless data connections between various devices within a short range.

Wi-Fi802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
Wi-Fi Display
802.11b
802.11g
802.11n
Wi-Fi Hotspot
802.11b
802.11g
802.11n
Wi-Fi Hotspot
Wi-Fi Direct
802.11b
802.11g
802.11n
Wi-Fi Hotspot
Wi-Fi Direct

Bluetooth

Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.

Version4.24.24.24.2
FeaturesA2DP
HID
A2DPA2DPA2DP

USB

The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data.

Connector typeUSB Type-CMicro USBMicro USBMicro USB
Version2.02.02.02.0
FeaturesCharging
Mass storage
On-The-Go
Charging
Mass storage
Charging
Mass storage
Charging
Mass storage
On-The-Go

Headphone jack

The headphone jack is an audio phone connector, a.k.a. an audio jack. The most widely used one in mobile devices is the 3.5 mm headphone jack.

Headphone jackYesYesYesYes

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer sync
OTA sync
Tethering
VoLTE
ViLTE
VoWiFi
Computer sync
VoLTE
ViLTE
VoWIFI
Computer syncComputer sync
VoLTE
VoWiFi

Browser

A web browser is a software application for accessing, fetching, displaying and navigating through information on the World Wide Web.

BrowserHTML
HTML5
CSS 3
HTML
HTML5
CSS 3
HTML
HTML5
CSS 3
HTML
HTML5
CSS 3

Audio file formats/codecs

Mobile devices support various audio file formats and codecs, which respectively store and code/decode digital audio data.

Audio file formats/codecsAAC
AMR
AMR-WB
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
MP3
MP4
AAC
AAC+
AMR
eAAC+
MIDI
MP3
WAV
AAC
AAC+
AMR
eAAC+
MIDI
MP3
WAV

Video file formats/codecs

Mobile devices support various video file formats and codecs, which respectively store and code/decode digital video data.

Video file formats/codecs3GPP
AVI
H.263
H.264
H.265
MKV
MP4
WebM
WMV
Xvid
3GPP
MP4
3GPP
H.264
MP4
3GPP
H.264
MP4

Battery

The batteries of mobile devices differ in capacity and technology. They provide the electrical charge needed for the functioning of the devices.

Capacity3000 mAh3200 mAh3500 mAh4000 mAh
TypeLi-PolymerLi-PolymerLi-PolymerLi-Polymer
2G talk time22 h
1320 min
0.9 days
21 h
1260 min
0.9 days
27 h
1620 min
1.1 days
50 h
3000 min
2.1 days
2G stand-by time421 h
25260 min
17.5 days
485 h
29100 min
20.2 days
--
3G talk time22 h
1320 min
0.9 days
21 h
1260 min
0.9 days
27 h
1620 min
1.1 days
50 h
3000 min
2.1 days
3G stand-by time421 h
25260 min
17.5 days
485 h
29100 min
20.2 days
--
Charger output power5 V / 2 A---
FeaturesNon-removableFast charging
Non-removable
Fast charging
Non-removable
Fast charging
Non-removable

Specific Absorption Rate (SAR)

The SAR rating shows the amount of electromagnetic radiation absorbed by the human body when using a mobile device, expressed in W/kg.

Head SAR (EU)0.99 W/kg---
Body SAR (EU)0.76 W/kg---
 Casper VIA A3 PlusCasper VIA E3Casper VIA G4Casper VIA F3