- Alcatel A3
- Helio 20 4G
| Product Image |
|
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| Product Name | Alcatel A3 | Helio 20 4G |
| Price |
৳. 9,500
|
৳. 11,999
|
| Rating |
3.5
|
3.5
|
| Brand | Alcatel | Helio |
| Category | Smart Phone | Smart Phone |
General
| Brand |
Alcatel
Helio
|
| Model |
A3
20 4G
|
| Device Type |
Smartphone
Smartphone
|
| Price in BD |
BDT. 9,500 (Official)
BDT. 11,999 (Official)
|
| Release Date |
01 July 2017
15 March 2026
|
| Status |
Available
Available
|
| Camera |
Rear: 13MP / Front: 5MP
Rear: 50MP / Front: 5MP
|
| Display |
5.0 inches (68.9 cm2)
6.75 inches (17.15 cm)
|
| Processor |
Mediatek MT6737
Unisoc T7250
|
| Battery |
2460 mAh
5000 mAh
|
Display
| Display Type |
IPS LCD
IPS INCELL
|
| Screen Size |
5.0 inches (68.9 cm2)
6.75 inches (17.15 cm)
|
| Resolution |
720x1280 px (FHD+)
720x1600 px (HD+)
|
| Aspect Ratio |
16:9
20:9
|
| Pixel Density |
294 ppi
260 ppi
|
| Screen to Body Ratio |
68.8%
90.2%
|
| Screen Protection |
Gorilla Glass
Gorilla Glass
|
| Bezel-less Display |
Yes with notch
Yes with punch-hole display
|
| Touch Screen |
Capacitive Touchscreen, Multi-touch
Capacitive Touchscreen, Multi-touch
|
| Refresh Rate |
60 Hz
120 Hz
|
| Notch |
Yes
Punch-hole
|
Hardware & Software
Software
| Operating System |
Android
Android
|
| OS Version |
v6.0
v16
|
Processor
| Chipset |
Mediatek MT6737
Unisoc T7250
|
| CPU |
Quad-core 1.25 GHz Cortex-A53
Octa-core (2x1.6 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
|
| CPU Cores |
4 Cores
8 Cores
|
| Architecture |
64 bit
64 bit
|
| Fabrication |
28 nm
12 nm
|
| GPU |
Mali-T720MP2
ARM Mali-G57 MP1
|
Memory
| Internal Storage |
16 GB
64 GB
|
| Storage Type |
eMMC 5.0
N/A
|
| Expandable Memory |
Up to 32 GB
Up to 512GB
|
| USB OTG |
Yes
Yes
|
| RAM |
1.5 GB
4 GB
|
Cameras
Main Camera
| Camera Setup |
Single
Single
|
| Resolution |
13 MP, f/2.0, Wide Angle, Primary Camera
50 MP, f/1.8, Wide Angle, Primary Camera
|
| Autofocus |
Phase Detection autofocus
Yes
|
| Flash |
LED Flash
LED Flash
|
| Image Resolution |
4128 x 3096 Pixels
8150 x 6150 Pixels
|
| Settings |
Exposure compensation
Exposure compensation, ISO control
|
| Zoom |
Digital Zoom
10x Digital Zoom
|
| Shooting Modes |
Continuous Shooting, High Dynamic Range mode (HDR)
Continuous Shooting, High Dynamic Range mode (HDR)
|
| Aperture |
f/2.0
f/1.8
|
| Camera Features |
Auto Flash, Touch to focus, Face detection
Capture, Video, AI, Slow Motion, Portrait Mode, Night Mode, Pro Mode, Panorama, QR Code, Face Beauty, Time Lapse, Short Video, Motion Photo, HDR, Auto HDR
|
| Video Recording |
1280x720
1920x1080
|
| Video FPS |
30 fps
30 fps
|
Selfie Camera
| Camera Setup |
Single
Single
|
| Resolution |
5 MP, Primary Camera
5 MP, f/2.2, Primary Camera
|
| Flash |
LED Flash
N/A
|
| Video Recording |
1280x720
1920x1080
|
| Video FPS |
30 fps
30 fps
|
Design & Build
| Dimensions |
142 x 70.5 x 8.6 mm (5.59 x 2.78 x 0.34 in)
167.35 x 77.37 x 8.5 mm
|
| Weight |
137 grams
195 grams
|
| Height |
142 mm
167.35 mm
|
| Width |
70.5 mm
77.37 mm
|
| Thickness |
8.6 mm
8.5 mm
|
| Colors |
Black, White
Magnet Black, Fern Green, Ice Blue
|
Battery
| Battery type |
Li-Ion (Lithium Ion)
Li-Poly (Lithium Polymer)
|
| Capacity |
2460 mAh
5000 mAh
|
| Placement |
Removable
Non-removable
|
Network
SIM 1
| Technology |
2G, 3G, 4G
2G, 3G, 4G
|
| SIM Size |
Micro
Nano
|
| SIM Slot |
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM
|
| 2G Bands |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
GSM 1800 / 1900 / 850 / 900 MHz
|
| 3G Bands |
HSDPA 850 / 900 / 1900 / 2100
UMTS 1900 / 2100 / 850 / 900 MHz
|
| 4G Bands |
1, 3, 7, 8, 20
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 850(band 26)
|
| VoLTE |
Yes
Yes
|
| GPRS |
Available
Available
|
| EDGE |
Available
Available
|
| Speed |
HSPA 42.2/11.5 Mbps, LTE Cat4 150/50 Mbps
HSPA, LTE
|
SIM 2
| Technology |
2G, 3G, 4G
2G, 3G, 4G
|
| SIM Size |
Micro
Nano
|
| SIM Slot |
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM
|
| 2G Bands |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
GSM 1800 / 1900 / 850 / 900 MHz
|
| 3G Bands |
HSDPA 850 / 900 / 1900 / 2100
UMTS 1900 / 2100 / 850 / 900 MHz
|
| 4G Bands |
1, 3, 7, 8, 20
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 850(band 26)
|
| VoLTE |
Yes
Yes
|
| GPRS |
Available
Available
|
| EDGE |
Available
Available
|
| Speed |
HSPA 42.2/11.5 Mbps, LTE Cat4 150/50 Mbps
HSPA, LTE
|
Connectivity
| WLAN |
Wi-Fi 4 (802.11 b/g/n)
Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz
|
| Bluetooth |
v4.2
v5.0
|
| GPS |
Yes with A-GPS, Glonass
Yes with A-GPS
|
| Wi-fi Hotspot |
Yes
Yes
|
| USB |
Mass storage device, USB charging, microUSB 2.0
Mass storage device, USB charging
|
Multimedia
| FM Radio |
Yes
Yes
|
| Loudspeaker |
Yes
Yes
|
| Alert Types |
Vibration, MP3, WAV ringtones
Vibration, MP3, WAV ringtones
|
| Video |
1080p@30fps
1080p@30fps
|
| Document Reader |
Yes
Yes
|
| Audio Jack |
3.5 mm
3.5 mm
|
Sensors & Security
| Light Sensor |
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Compass
|
| Fingerprint Sensor |
Yes
Yes
|
| Finger Sensor Position |
Rear-mounted
Side-mounted
|
| Face Unlock |
Yes
Yes
|
Manufacturer
| First Arrival |
01 July 2017
15 March 2026
|
| Manufactured By |
Alcatel
Helio
|
| Availability |
Available
Available
|
| Made By |
China
Bangladesh
|
More
| Sensor |
Accelerometer, Compass, Gyroscope
Accelerometer, proximity, e-compass
|