Comparison between:
- Evolveo StrongPhone G2
- Evolveo StrongPhone G4
- Xiaomi Redmi 4X
- Xiaomi Redmi 6A

Brand and model

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

Evolveo StrongPhone G2Evolveo StrongPhone G4Xiaomi Redmi 4XXiaomi Redmi 6A
Evolveo StrongPhone G2Evolveo StrongPhone G4Xiaomi Redmi 4X
Prices
Xiaomi Redmi 6A
Prices
Model aliasSGP-G2-BSGP-G4-BHongmi 4X
Red Rise 4X
Redmi6A

Design

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

Width75 mm
7.5 cm
0.246 ft
2.953 in
75 mm
7.5 cm
0.246 ft
2.953 in
69.96 mm
6.996 cm
0.23 ft
2.754 in
71.5 mm
7.15 cm
0.235 ft
2.815 in
Height145 mm
14.5 cm
0.476 ft
5.709 in
145 mm
14.5 cm
0.476 ft
5.709 in
139.24 mm
13.924 cm
0.457 ft
5.482 in
147.5 mm
14.75 cm
0.484 ft
5.807 in
Thickness11 mm
1.1 cm
0.036 ft
0.433 in
10 mm
1 cm
0.033 ft
0.394 in
8.65 mm
0.865 cm
0.028 ft
0.341 in
8.3 mm
0.83 cm
0.027 ft
0.327 in
Weight183 g
0.4 lbs
6.46 oz
145 g
0.32 lbs
5.11 oz
150 g
0.33 lbs
5.29 oz
145 g
0.32 lbs
5.11 oz
Volume119.63 cm³
7.26 in³
108.75 cm³
6.6 in³
84.26 cm³
5.12 in³
87.53 cm³
5.32 in³
ColorsBlackBlackBlack
Pink
Champagne
Gold
Rose-gold
Blue
Gray
Body materialsPlasticMagnesium alloy
Plastic
MetalPolycarbonate
CertificationIP68
MIL-STD-810G
IP68
MIL-STD-810G
--

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 / microSD
Nano-SIM
Micro-SIM
Nano-SIM / microSD
Micro-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)

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 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
CDMA--CDMA 800 MHzCDMA 800 MHz
W-CDMA--W-CDMA 850 MHz
W-CDMA 900 MHz
W-CDMA 1900 MHz
W-CDMA 2100 MHz
-
TD-SCDMA--TD-SCDMA 1880-1920 MHz
TD-SCDMA 2010-2025 MHz
TD-SCDMA 1880-1920 MHz
TD-SCDMA 2010-2025 MHz
UMTSUMTS 850 MHz
UMTS 900 MHz
UMTS 1900 MHz
UMTS 2100 MHz
UMTS 850 MHz
UMTS 900 MHz
UMTS 1900 MHz
UMTS 2100 MHz
-UMTS 850 MHz
UMTS 900 MHz
UMTS 1900 MHz
UMTS 2100 MHz
LTELTE 800 MHz
LTE 900 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE 800 MHz
LTE 900 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE-TDD 1900 MHz (B39)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)
LTE 850 MHz
LTE 900 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE 850 MHz
LTE 900 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE-TDD 1900 MHz (B39)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)

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 4
UMTS
EDGE
GPRS
HSPA+
LTE Cat 4
UMTS
EDGE
GPRS
HSPA+
LTE Cat 4
EV-DO Rev. A
TD-SCDMA
TD-HSDPA
UMTS
EDGE
GPRS
HSPA+
LTE Cat 4
EV-DO Rev. A
TD-SCDMA
TD-HSDPA

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 7.0 NougatAndroid 6.0 MarshmallowMIUI V8 (Android 6.0.1 Marshmallow)
MIUI V8.2 (Android 7.1.1 Nougat)
MIUI V10
MIUI V9.6 (Android 8.1 Oreo)
MIUI V10.0 (Android 8.1 Oreo)
MIUI (Android 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 MT6737MediaTek MT6737TQualcomm Snapdragon 435 MSM8940MediaTek Helio A22 (MT6761)
Process technology28 nm28 nm28 nm12 nm
CPUARM Cortex-A53ARM Cortex-A534x 1.4 GHz ARM Cortex-A53, 4x 1.1 GHz ARM Cortex-A53ARM Cortex-A53
CPU bits64 bit64 bit64 bit64 bit
Instruction setARMv8-AARMv8-AARMv8ARMv8-A
Level 1 cache memory (L1)32 KB + 32 KB32 KB + 32 KB--
Level 2 cache memory (L2)512 KB
0.5 MB
512 KB
0.5 MB
--
CPU cores4484
CPU frequency1300 MHz1400 MHz1400 MHz2000 MHz
GPUARM Mali-T720 MP1ARM Mali-T720 MP2Qualcomm Adreno 505PowerVR GE8300
GPU cores12--
GPU frequency600 MHz600 MHz--
RAM capacity2 GB3 GB2 GB
3 GB
2 GB
3 GB
4 GB
RAM typeLPDDR3LPDDR3LPDDR3LPDDR3
RAM channelsSingle channelSingle channelSingle channelSingle channel
RAM frequency640 MHz733 MHz800 MHz933 MHz

Storage

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

Storage16 GB32 GB16 GB
32 GB
64 GB
16 GB
32 GB
64 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 size4.7 in
119.38 mm
11.94 cm
5 in
127 mm
12.7 cm
5 in
127 mm
12.7 cm
5.45 in
138.43 mm
13.84 cm
Width2.3 in
58.53 mm
5.85 cm
2.45 in
62.26 mm
6.23 cm
2.45 in
62.26 mm
6.23 cm
2.44 in
61.91 mm
6.19 cm
Height4.1 in
104.05 mm
10.4 cm
4.36 in
110.69 mm
11.07 cm
4.36 in
110.69 mm
11.07 cm
4.87 in
123.82 mm
12.38 cm
Aspect ratio1.778:1
16:9
1.778:1
16:9
1.778:1
16:9
2:1
2:1 (18:9)
Resolution720 x 1280 pixels720 x 1280 pixels720 x 1280 pixels720 x 1440 pixels
Pixel density312 ppi
122 ppcm
294 ppi
115 ppcm
294 ppi
115 ppcm
295 ppi
115 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area56.18 %63.58 %70.98 %72.92 %
Other featuresCapacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Capacitive
Multi-touch
Corning Gorilla Glass 3Corning Gorilla Glass 32.5D curved glass screen
1000:1 contrast ratio
450 cd/m²
72% NTSC
2.5D curved glass screen
1000:1 contrast ratio

Sensors

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

SensorsProximity
Light
Accelerometer
Compass
Proximity
Light
Accelerometer
Compass
Proximity
Light
Accelerometer
Gyroscope
Fingerprint
Proximity
Light
Accelerometer
Compass
--Fingerprint sensor model - Fingerprint Cards FPC1035-

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 modelSony Exmor RSony Exmor RSamsung S5K3L8-
Sensor typeCMOS BSICMOS BSIISOCELLCMOS
Sensor size--4.69 x 3.52 mm
0.23 in
-
Sensor format--1/3.1"-
Pixel size--1.127 µm
0.001127 mm
-
Crop factor--7.38-
Aperture--f/2f/2.2
Focal length and 35 mm equivalent--3.57 mm
26.34 mm *(35 mm / full frame)
3.79 mm
Number of lenses--55
Flash typeLEDLEDLEDDual LED
Image resolution3264 x 2448 pixels
7.99 MP
3264 x 2448 pixels
7.99 MP
4160 x 3120 pixels
12.98 MP
4160 x 3120 pixels
12.98 MP
Video resolution1280 x 720 pixels
0.92 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
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
Phase detection autofocus (PDAF)
Autofocus
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)
Interpolated resolution - 13 MP-Pixel size - 1.12 µm
Sensor type - ISOCELL Fast
-

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.

Sensor model--OmniVision OV5675-
Sensor type--PureCel-
Sensor size--2.98 x 2.21 mm
0.15 in
-
Sensor format--1/5"-
Pixel size--1.12 µm
0.001120 mm
-
Crop factor--11.66-
Aperture--f/2.2f/2.2
Focal length and 35 mm equivalent--2.64 mm
30.79 mm *(35 mm / full frame)
-
Image resolution1600 x 1200 pixels
1.92 MP
1600 x 1200 pixels
1.92 MP
2592 x 1944 pixels
5.04 MP
2592 x 1944 pixels
5.04 MP
Video resolution--1280 x 720 pixels
0.92 MP
1920 x 1080 pixels
2.07 MP
Video FPS--30 fps30 fps
Features---Face unlock

Audio

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

SpeakerLoudspeaker
Earpiece
LoudspeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece

Radio

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

RadioYesYesYesYes

Tracking/Positioning

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

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

Wi-Fi

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

Wi-Fi802.11b
802.11g
802.11n
Wi-Fi Hotspot
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
Wi-Fi Display

Bluetooth

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

Version4.04.04.24.2
FeaturesA2DP
LE
A2DP
LE
A2DP
HID
A2DP
HID

USB

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

Connector typeMicro USBMicro USBMicro USBMicro USB
Version2.02.02.02.0
FeaturesCharging
Mass storage
On-The-Go
Charging
Mass storage
On-The-Go
Charging
Mass storage
Charging
Host
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
Computer sync
OTA sync
Tethering
Computer sync
OTA sync
Infrared
Tethering
VoLTE
Computer sync
OTA sync
Tethering
VoLTE

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
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
AAC
AMR
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
AAC
AC3
AMR
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
AAC
AAC+
AC3
AMR
eAAC+
FLAC
MIDI
MP3
OGG
WMA
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
MP4
Xvid
3GPP
AVI
MP4
Xvid
3GPP
AVI
H.263
H.264
MKV
MP4
VC-1
VP8
Xvid
3GPP
AVI
H.263
H.264
MKV
MP4
VC-1
VP8
Xvid

Battery

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

Capacity3000 mAh3000 mAh4100 mAh3000 mAh
TypeLi-PolymerLi-PolymerLi-PolymerLi-Polymer
2G talk time17 h
1020 min
0.7 days
15 h
900 min
0.6 days
36 h
2160 min
1.5 days
-
2G stand-by time260 h
15600 min
10.8 days
250 h
15000 min
10.4 days
432 h
25920 min
18 days
-
3G talk time17 h
1020 min
0.7 days
15 h
900 min
0.6 days
18 h
1080 min
0.8 days
-
3G stand-by time260 h
15600 min
10.8 days
250 h
15000 min
10.4 days
432 h
25920 min
18 days
-
4G stand-by time--432 h
25920 min
18 days
-
Charger output power--5 V / 2 A5 V / 1 A
FeaturesNon-removableNon-removableNon-removableNon-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)--0.583 W/kg0.656 W/kg
Body SAR (EU)--1.5 W/kg1.523 W/kg
Head SAR (USA)--0.75 W/kg0.78 W/kg
Body SAR (USA)--0.612 W/kg1.17 W/kg

Additional features

Some devices have additional features, different from the standard ones above, but equally important and worth mentioning.

Additional features---M1804C3CG - SAR (Specific Absorption Rate) EU: head - 0.656 W/kg; body - 1.523 W/kg
M1804C3CG - SAR (Specific Absorption Rate) US: head - 0.780 W/kg; body - 1.170 W/kg
M1804C3CH - SAR (Specific Absorption Rate) EU: head - 0.442 W/kg; body - 1.356 W/kg
M1804C3CH - SAR (Specific Absorption Rate) US: head - 0.790 W/kg; body - 1.180 W/kg
M1804C3CI - SAR (Specific Absorption Rate) India: head - 0.746 W/kg; body - 0.715 W/kg
 Evolveo StrongPhone G2Evolveo StrongPhone G4Xiaomi Redmi 4XXiaomi Redmi 6A