Comparison between:
- Lenovo A7-50
- Xiaomi Mi Max 3

Brand and model

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

Lenovo A7-50Xiaomi Mi Max 3
Lenovo A7-50Xiaomi Mi Max 3
Prices
Model aliasTab A7-50
A3500-H
A3500-HV
Mi Max3

Design

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

Width198 mm
19.8 cm
0.65 ft
7.8 in
87.4 mm
8.74 cm
0.29 ft
3.44 in
Height121.2 mm
12.12 cm
0.4 ft
4.77 in
176.15 mm
17.62 cm
0.58 ft
6.94 in
Thickness9.9 mm
0.99 cm
0.03 ft
0.39 in
7.99 mm
0.8 cm
0.03 ft
0.31 in
Weight320 g
0.71 lbs
11.29 oz
221 g
0.49 lbs
7.8 oz
Volume237.58 cm³
14.43 in³
123.01 cm³
7.47 in³
ColorsBlueBlack
Gold
Blue
Body materials-Aluminium alloy

SIM card

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

SIM card typeMini-SIMNano-SIM / microSD
Nano-SIM
Number of SIM cards12

Networks

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

GSMGSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
CDMA-CDMA 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
UMTSUMTS 900 MHz
UMTS 2100 MHz
-
LTE-LTE 800 MHz
LTE 850 MHz
LTE 900 MHz
LTE 1700/2100 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+
UMTS
EDGE
GPRS
HSPA+
LTE
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 4.2.2 Jelly Bean
Android 4.4.2 KitKat
MIUI V9.5 (Android 8.1 Oreo)
MIUI V10 (Android 8.1 Oreo)
MIUI V10.2 (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 MT8382Qualcomm Snapdragon 636
Process technology28 nm14 nm
CPUARM Cortex-A74x 1.8 GHz Kryo 260, 4x 1.6 GHz Kryo 260
CPU bits32 bit64 bit
Instruction setARMv7ARMv8
Level 1 cache memory (L1)32 KB + 32 KB-
Level 2 cache memory (L2)256 KB
0.25 MB
-
CPU cores48
CPU frequency1300 MHz1800 MHz
GPUARM Mali-400 MP2Qualcomm Adreno 509
GPU cores2-
GPU frequency500 MHz-
RAM capacity1 GB4 GB
6 GB
RAM type-LPDDR4X
RAM channels-Double channel
RAM frequency-1333 MHz

Storage

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

Storage8 GB
16 GB
64 GB
128 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

Display

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

Type/technologyIPSIPS
Diagonal size7 in
177.8 mm
17.78 cm
6.9 in
175.26 mm
17.53 cm
Width5.94 in
150.77 mm
15.08 cm
3.09 in
78.38 mm
7.84 cm
Height3.71 in
94.23 mm
9.42 cm
6.17 in
156.76 mm
15.68 cm
Aspect ratio1.6:1
16:10
2:1
2:1 (18:9)
Resolution1280 x 800 pixels1080 x 2160 pixels
Pixel density216 ppi
84 ppcm
350 ppi
137 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
Display area59.4 %80.06 %
Other featuresCapacitive
Multi-touch
Capacitive
Multi-touch
-2.5D curved glass screen
1500:1 contrast ratio
84% NTSC

Sensors

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

SensorsProximity
Accelerometer
Proximity
Light
Accelerometer
Compass
Gyroscope
Fingerprint
Hall

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 model-Sony IMX363 Exmor RS
Sensor typeCMOSCMOS
Sensor format-1/2.55"
Pixel size-1.4 µm
0.001400 mm
Aperture-f/1.9
Focal length and 35 mm equivalent-3.94 mm
Flash type-Dual LED
Image resolution2592 x 1944 pixels
5.04 MP
4032 x 3024 pixels
12.19 MP
Video resolution1280 x 720 pixels
0.92 MP
3840 x 2160 pixels
8.29 MP
Video FPS30 fps30 fps
FeaturesGeotaggingAutofocus
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)
-Phase detection with Dual Pixel
720p @ 120 fps
Secondary rear camera - 5 MP

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 size-1.12 µm
0.001120 mm
Aperture-f/2
Focal length and 35 mm equivalent-2.99 mm
Image resolution-3264 x 2448 pixels
7.99 MP
Video resolution-1920 x 1080 pixels
2.07 MP
Video FPS-30 fps
Features-Face unlock
2 MP-

Audio

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

SpeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece

Radio

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

RadioYesYes

Tracking/Positioning

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

Tracking/PositioningGPS
A-GPS
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
Wi-Fi Direct
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Dual band
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.

Version4.05.0
Features-A2DP
EDR
HID
LE

USB

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

Connector typeMicro USBUSB Type-C
Version2.02.0
FeaturesCharging
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 jackYesYes

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer sync
OTA sync
Tethering
DLNA
Computer sync
OTA sync
Infrared
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

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
MP3
WMA
WAV
AAC
AAC+
AMR
AMR-WB
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/codecsH.263
H.264
MP4
3GPP
AVI
DivX
H.263
H.264
H.265
MKV
QuickTime
MP4
VC-1
WebM
WMV
Xvid

Battery

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

Capacity3450 mAh5500 mAh
TypeLi-IonLi-Polymer
2G talk time8 h
480 min
0.3 days
-
2G stand-by time336 h
20160 min
14 days
-
3G talk time8 h
480 min
0.3 days
-
3G stand-by time336 h
20160 min
14 days
-
Charger output power-5 V / 2 A
9 V / 2 A
Quick charge technology-Qualcomm Quick Charge 3.0
FeaturesNon-removableFast 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)-1.584 W/kg
Body SAR (EU)-1.417 W/kg
 Lenovo A7-50Xiaomi Mi Max 3