Comparison between:
- HTC Desire 620
- Xiaomi Mi Max 3

Brand and model

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

HTC Desire 620Xiaomi Mi Max 3
HTC Desire 620Xiaomi Mi Max 3
Prices
Model alias-Mi Max3

Design

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

Width72.7 mm
7.27 cm
0.239 ft
2.862 in
87.4 mm
8.74 cm
0.287 ft
3.441 in
Height150.1 mm
15.01 cm
0.492 ft
5.909 in
176.15 mm
17.615 cm
0.578 ft
6.935 in
Thickness9.6 mm
0.96 cm
0.031 ft
0.378 in
7.99 mm
0.799 cm
0.026 ft
0.315 in
Weight160 g
0.35 lbs
5.64 oz
221 g
0.49 lbs
7.8 oz
Volume104.76 cm³
6.36 in³
123.01 cm³
7.47 in³
ColorsBlack
White
Blue
Gray
Black
Gold
Blue
Body materialsPlasticAluminium alloy

SIM card

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

SIM card typeMicro-SIMNano-SIM / microSD
Nano-SIM
Number of SIM cards22
FeaturesDual 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
CDMA-CDMA 800 MHz
W-CDMA-W-CDMA 850 MHz
W-CDMA 900 MHz
W-CDMA 1900 MHz
W-CDMA 2100 MHz
TD-SCDMATD-SCDMA 1900 MHz
TD-SCDMA 2000 MHz
TD-SCDMA 1880-1920 MHz
TD-SCDMA 2010-2025 MHz
UMTSUMTS 850 MHz
UMTS 900 MHz
UMTS 1900 MHz
UMTS 2100 MHz
-
LTELTE 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-TDD 1900 MHz (B39)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)
LTE 800 MHz
LTE 850 MHz
LTE 900 MHz
LTE 1700/2100 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz

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
TD-SCDMA
TD-HSDPA
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 4.4.4 KitKat
Android 5.1.1 Lollipop
MIUI V9.5 (Android 8.1 Oreo)
MIUI V10 (Android 8.1 Oreo)
MIUI V10.2 (Android 9.0 Pie)
User interface (UI)Sense-

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.

SoCQualcomm Snapdragon 410 MSM8916Qualcomm Snapdragon 636
Process technology28 nm14 nm
CPUARM Cortex-A534x 1.8 GHz Kryo 260, 4x 1.6 GHz Kryo 260
CPU bits64 bit64 bit
Instruction setARMv8ARMv8
Level 0 cache memory (L0)4 KB + 4 KB-
Level 1 cache memory (L1)16 KB + 16 KB-
Level 2 cache memory (L2)2048 KB
2 MB
-
CPU cores48
CPU frequency1200 MHz1800 MHz
GPUQualcomm Adreno 306Qualcomm Adreno 509
GPU frequency400 MHz-
RAM capacity1 GB4 GB
6 GB
RAM typeLPDDR3LPDDR4X
RAM channelsSingle channelDouble channel
RAM frequency533 MHz1333 MHz

Storage

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

Storage8 GB64 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/technologyTFTIPS
Diagonal size5 in
127 mm
12.7 cm
6.9 in
175.26 mm
17.53 cm
Width2.45 in
62.26 mm
6.23 cm
3.09 in
78.38 mm
7.84 cm
Height4.36 in
110.69 mm
11.07 cm
6.17 in
156.76 mm
15.68 cm
Aspect ratio1.778:1
16:9
2:1
2:1 (18:9)
Resolution720 x 1280 pixels1080 x 2160 pixels
Pixel density294 ppi
115 ppcm
350 ppi
137 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
Display area63.36 %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
Light
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-Samsung S5K2L7
Sensor typeCMOS BSIISOCELL
Sensor format-1/2.56"
Pixel size-1.4 µm
0.001400 mm
Aperture-f/1.9
Focal length and 35 mm equivalent-3.94 mm
Flash typeLEDDual LED
Image resolution3264 x 2448 pixels
7.99 MP
4032 x 3024 pixels
12.19 MP
Video resolution1920 x 1080 pixels
2.07 MP
3840 x 2160 pixels
8.29 MP
Video FPS30 fps30 fps
FeaturesAutofocus
Digital zoom
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
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)
-Phase detection with Dual Pixel
720p @ 120 fps
Secondary rear camera - 5 MP
Sensor model - Samsung S5K5E8 (#2)
Sensor size - 1/5" (#2)
Pixel size - 1.12 μm (#2)
Aperture size - f/2.0 (#2)

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-Samsung S5K4H7
Sensor type-ISOCELL
Sensor format-1/4"
Pixel size-1.12 µm
0.001120 mm
Aperture-f/2
Focal length and 35 mm equivalent-2.99 mm
Image resolution2560 x 1920 pixels
4.92 MP
3264 x 2448 pixels
7.99 MP
Video resolution1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
Video FPS30 fps30 fps
Features-Face unlock

Audio

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

SpeakerLoudspeaker
Earpiece
Stereo speakers
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
GLONASS
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
802.11a
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
FeaturesA2DPA2DP
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
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
AMR
AMR-WB
aptX
eAAC+
M4A
MIDI
MP3
OGG
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/codecs3GPP
3GPP2
AVI
H.263
H.264
MP4
WMV
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.

Capacity2100 mAh5500 mAh
TypeLi-PolymerLi-Polymer
2G talk time19 h 12 min
19.2 h
1152 min
0.8 days
-
2G stand-by time525 h
31500 min
21.9 days
-
3G talk time19 h 12 min
19.2 h
1152 min
0.8 days
-
3G stand-by time525 h
31500 min
21.9 days
-
Charger output power-5 V / 2 A
9 V / 2 A
Quick charge technology-Qualcomm Quick Charge 3.0
FeaturesRemovableFast 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
Head SAR (USA)0.362 W/kg-
Body SAR (USA)0.534 W/kg-
 HTC Desire 620Xiaomi Mi Max 3