Comparison between:
- Firefly Aurii Envy
- Firefly Aurii Secret

Brand and model

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

Firefly Aurii EnvyFirefly Aurii Secret
Firefly Aurii EnvyFirefly Aurii Secret

Design

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

Width77.85 mm
7.785 cm
0.255 ft
3.065 in
-
Height153.5 mm
15.35 cm
0.504 ft
6.043 in
-
Thickness8.6 mm
0.86 cm
0.028 ft
0.339 in
-
Weight156 g
0.34 lbs
5.5 oz
-
Volume102.77 cm³
6.24 in³
-
ColorsGoldBlack
Gold
Body materialsMetal
Glass
Plastic
Metal

SIM card

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

SIM card typeMicro-SIM / microSD
Micro-SIM
Micro-SIM
Number of SIM cards22
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
W-CDMAW-CDMA 900 MHz
W-CDMA 2100 MHz
W-CDMA 900 MHz
W-CDMA 2100 MHz
LTELTE 850 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 850 MHz
LTE 1800 MHz
LTE 2100 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
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 6.0 MarshmallowAndroid 6.0 Marshmallow

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 MT6753MediaTek MT6753
Process technology28 nm28 nm
CPUARM Cortex-A53ARM Cortex-A53
CPU bits64 bit64 bit
Instruction setARMv8-AARMv8-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 cores88
CPU frequency1300 MHz1300 MHz
GPUARM Mali-T720 MP3ARM Mali-T720 MP3
GPU cores33
GPU frequency450 MHz450 MHz
RAM capacity2 GB
3 GB
2 GB
RAM typeLPDDR3LPDDR3
RAM channelsSingle channelSingle channel
RAM frequency800 MHz800 MHz

Storage

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

Storage16 GB
32 GB
16 GB

Memory cards

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

TypesmicroSD
microSDHC
microSDXC
microSD
microSDHC

Display

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

Type/technologyIPSIPS
Diagonal size5.5 in
139.7 mm
13.97 cm
5 in
127 mm
12.7 cm
Width2.7 in
68.49 mm
6.85 cm
2.45 in
62.26 mm
6.23 cm
Height4.79 in
121.76 mm
12.18 cm
4.36 in
110.69 mm
11.07 cm
Aspect ratio1.778:1
16:9
1.778:1
16:9
Resolution1080 x 1920 pixels720 x 1280 pixels
Pixel density401 ppi
157 ppcm
294 ppi
115 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
Display area70.01 %-
Other featuresCapacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Corning Gorilla Glass 3
OGS (One Glass Solution)
Corning Gorilla Glass 3
OGS (One Glass Solution)

Sensors

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

SensorsProximity
Light
Accelerometer
Fingerprint
Proximity
Light
Accelerometer
Compass

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 IMX214 Exmor RSSony IMX258 Exmor RS
Sensor typeCMOSCMOS
Sensor size4.69 x 3.52 mm
0.23 in
4.71 x 3.49 mm
0.23 in
Pixel size1.127 µm
0.001127 mm
1.133 µm
0.001133 mm
Crop factor7.387.37
Aperturef/2f/2
Field of view-82.8 °
Number of lenses66
Flash typeDual LEDDual LED
Image resolution4160 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
Video 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

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 modelSony IMX219PQ Exmor R-
Sensor typeCMOS BSI-
Sensor size3.67 x 2.76 mm
0.18 in
-
Pixel size1.124 µm
0.001124 mm
-
Crop factor9.42-
Aperturef/2f/2.2
Field of view-76 °
Image resolution3264 x 2448 pixels
7.99 MP
3264 x 2448 pixels
7.99 MP
Video resolution1280 x 720 pixels
0.92 MP
1280 x 720 pixels
0.92 MP
Video FPS30 fps30 fps

Audio

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

SpeakerLoudspeaker
Earpiece
Loudspeaker
-Smart PA

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

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

Bluetooth

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

Version4.04.0
FeaturesA2DPA2DP

USB

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

Connector typeMicro USBMicro USB
Version2.02.0
FeaturesCharging
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 jackYesYes

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer sync
OTA sync
Tethering
Computer sync
OTA sync
Tethering

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
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
AAC
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
H.263
H.264
MP4
Xvid
3GPP
AVI
MP4

Battery

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

Capacity3480 mAh3450 mAh
TypeLi-IonLi-Polymer
Charger output power5 V / 1.5 A5 V / 1.5 A
FeaturesNon-removableFast charging
Non-removable
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