Comparison between:
- THL 2015A
- Oukitel Original Pure
- Cubot Echo
- Nokia Lumia 830

Brand and model

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

THL 2015AOukitel Original PureCubot EchoNokia Lumia 830
THL 2015A
Prices
Oukitel Original PureCubot Echo
Prices
Nokia Lumia 830
Prices
Model alias---RM-983
RM-984
RM-985
RM-1049

Design

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

Width71.6 mm
7.16 cm
0.23 ft
2.82 in
71 mm
7.1 cm
0.23 ft
2.8 in
72 mm
7.2 cm
0.24 ft
2.83 in
70.7 mm
7.07 cm
0.23 ft
2.78 in
Height144.6 mm
14.46 cm
0.47 ft
5.69 in
142.5 mm
14.25 cm
0.47 ft
5.61 in
143 mm
14.3 cm
0.47 ft
5.63 in
139.4 mm
13.94 cm
0.46 ft
5.49 in
Thickness7.5 mm
0.75 cm
0.02 ft
0.3 in
8.5 mm
0.85 cm
0.03 ft
0.33 in
11.35 mm
1.14 cm
0.04 ft
0.45 in
8.5 mm
0.85 cm
0.03 ft
0.33 in
Weight143 g
0.32 lbs
5.04 oz
150 g
0.33 lbs
5.29 oz
204 g
0.45 lbs
7.2 oz
150 g
0.33 lbs
5.29 oz
Volume77.65 cm³
4.72 in³
86 cm³
5.22 in³
116.86 cm³
7.1 in³
83.77 cm³
5.09 in³
ColorsBlack
White
WhiteWhite
Gold
Black
Black
White
Orange
Green
Body materialsPlastic
Metal
Metal
Plastic
PlasticAluminium alloy
Polycarbonate

SIM card

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

SIM card typeMini-SIM
Micro-SIM
Mini-SIM
Micro-SIM
Mini-SIM
Micro-SIM
Nano-SIM
Number of SIM cards2221
FeaturesDual 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 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
W-CDMAW-CDMA 900 MHz
W-CDMA 2100 MHz
W-CDMA 850 MHz
W-CDMA 2100 MHz
W-CDMA 850 MHz
W-CDMA 900 MHz
W-CDMA 2100 MHz
-
UMTS---UMTS 850 MHz
UMTS 900 MHz
UMTS 1900 MHz
UMTS 2100 MHz
LTELTE 800 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

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+
UMTS
EDGE
GPRS
HSPA+
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 5.1 LollipopAndroid 5.0 LollipopAndroid 6.0 MarshmallowMicrosoft Windows Phone 8.1
Microsoft Windows 10 Mobile
User interface (UI)---Lumia Denim

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 MT6735AMediaTek MT6582MediaTek MT6580Qualcomm Snapdragon 400 MSM8926
Process technology28 nm28 nm28 nm28 nm
CPUARM Cortex-A53ARM Cortex-A7ARM Cortex-A7ARM Cortex-A7
CPU bits64 bit32 bit32 bit32 bit
Instruction setARMv8-AARMv7ARMv7ARMv7
Level 1 cache memory (L1)32 KB + 32 KB32 KB + 32 KB32 KB + 32 KB16 KB + 16 KB
Level 2 cache memory (L2)512 KB
0.5 MB
512 KB
0.5 MB
512 KB
0.5 MB
1024 KB
1 MB
CPU cores4444
CPU frequency1300 MHz1300 MHz1300 MHz1200 MHz
GPUARM Mali-T720 MP1ARM Mali-400 MP2ARM Mali-400 MP2Qualcomm Adreno 305
GPU cores1221
GPU frequency450 MHz500 MHz--
RAM capacity2 GB1 GB2 GB1 GB
RAM typeLPDDR3---
RAM channelsSingle channelSingle channelSingle channel-
RAM frequency533 MHz533 MHz533 MHz-

Storage

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

Storage16 GB8 GB16 GB16 GB

Memory cards

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

TypesmicroSD
microSDHC
microSD
microSDHC
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 size5 in
127 mm
12.7 cm
5 in
127 mm
12.7 cm
5 in
127 mm
12.7 cm
5 in
127 mm
12.7 cm
Width2.45 in
62.26 mm
6.23 cm
2.45 in
62.26 mm
6.23 cm
2.45 in
62.26 mm
6.23 cm
2.45 in
62.26 mm
6.23 cm
Height4.36 in
110.69 mm
11.07 cm
4.36 in
110.69 mm
11.07 cm
4.36 in
110.69 mm
11.07 cm
4.36 in
110.69 mm
11.07 cm
Aspect ratio1.778:1
16:9
1.778:1
16:9
1.778:1
16:9
1.778:1
16:9
Resolution720 x 1280 pixels540 x 960 pixels720 x 1280 pixels720 x 1280 pixels
Pixel density294 ppi
115 ppcm
220 ppi
86 ppcm
294 ppi
115 ppcm
294 ppi
115 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area66.78 %68.34 %67.15 %70.16 %
Other featuresCapacitive
Multi-touch
Capacitive
Multi-touch
Capacitive
Multi-touch
Capacitive
Multi-touch
Scratch resistant
-GFF full lamination2.5D curved glass screenCorning Gorilla Glass 3
ClearBlack display

Sensors

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

SensorsProximity
Light
Accelerometer
Compass
Hall
Proximity
Light
Accelerometer
Proximity
Light
Accelerometer
Proximity
Light
Accelerometer
Gyroscope

Primary camera

The primary camera of the mobile device is usually placed at its back and is used for taking photos and recording videos.

Sensor modelSony IMX135 Exmor RS---
Sensor typeCMOSCMOSCMOSCMOS BSI
Sensor size4.69 x 3.52 mm
0.23 in
--4.23 x 3.17 mm
0.21 in
Pixel size1.136 µm
0.001136 mm
--1.102 µm
0.001102 mm
Crop factor7.38--8.19
ISO---100 - 3200
Aperturef/2.2--f/2.2
Focal length---3.17 mm
25.95 mm *(35 mm / full frame)
Flash typeLEDLEDDual LEDLED
Image resolution4128 x 3096 pixels
12.78 MP
3264 x 2448 pixels
7.99 MP
4160 x 3120 pixels
12.98 MP
3840 x 2640 pixels
10.14 MP
Video resolution1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
1280 x 720 pixels
0.92 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
Autofocus
Continuous shooting
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
Autofocus
Continuous autofocus
Digital zoom
Optical image stabilization
Geotagging
Panorama
HDR
Touch focus
White balance settings
ISO settings
Scene mode
5-element lens-5-element lensCarl Zeiss lens
6-element lens

Secondary camera

Secondary cameras are placed above the screen of the device and are usually used for video calls, gesture recognition, etc.

Sensor modelSony IMX179 Exmor R---
Sensor typeCMOS---
Sensor size4.54 x 3.42 mm
0.22 in
---
Pixel size1.391 µm
0.001391 mm
---
Crop factor7.61---
Aperture---f/2.4
Image resolution3264 x 2448 pixels
7.99 MP
1600 x 1200 pixels
1.92 MP
2560 x 1920 pixels
4.92 MP
-
Video resolution1280 x 720 pixels
0.92 MP
--1280 x 720 pixels
0.92 MP
Video FPS---30 fps
---0.9 MP

Audio

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

SpeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece
Loudspeaker
Earpiece
Loudspeaker
Earpiece
-Yamaha PAAwinic AW87319-

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
GPS
A-GPS
GPS
A-GPS
GLONASS
Wi-Fi
Cell ID

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
Wi-Fi Display
802.11b
802.11g
802.11n
Wi-Fi Hotspot
802.11b
802.11g
802.11n
Wi-Fi Hotspot
802.11a
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.

Version4.04.04.04.0
FeaturesA2DPA2DPA2DPA2DP
AVRCP
GATT
HFP
OPP
PAN
PBAP

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
Charging
Mass storage
On-The-Go
Charging
Mass storage

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
Tethering
HotKnot
Computer sync
OTA sync
Tethering
DLNA
NFC

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
eAAC+
MIDI
MP3
WMA
WAV
AAC
eAAC+
MIDI
MP3
WMA
WAV
AAC
AMR
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
3GPP
AAC
AMR
AMR-WB
M4A
MP3
WMA
AMR-NB

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
3GPP
AVI
H.264
MP4
3GPP
AVI
MP4
Xvid
3GPP
3GPP2
AVI
H.263
H.264
QuickTime
MP4
MPEG-4
VC-1
WMV

Battery

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

Capacity2700 mAh1600 mAh3000 mAh2200 mAh
TypeLi-PolymerLi-IonLi-IonLi-Ion
2G talk time---12 h 54 min
12.9 h
774 min
0.5 days
2G stand-by time-72 h
4320 min
3 days
-528 h
31680 min
22 days
3G talk time---14 h 48 min
14.8 h
888 min
0.6 days
3G stand-by time-72 h
4320 min
3 days
-528 h
31680 min
22 days
FeaturesFast charging
Removable
RemovableRemovableWireless charging
Removable
---Battery model: BV-L4A
Qi wireless charging

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)--0.401 W/kg0.46 W/kg
Body SAR (EU)--1.141 W/kg0.59 W/kg
Head SAR (USA)---0.87 W/kg
Body SAR (USA)---0.83 W/kg
 THL 2015AOukitel Original PureCubot EchoNokia Lumia 830