Asus Zenfone 4 A450cg vs Telefono S1

Key Specs

Battery
1750 mAh	3500 mAh
Display
4.5 inches (11.43 cm)	6.0 inches (15.24 cm)
Front Camera
0.3 MP	5 MP
Processor
Intel Atom Z2520	-
RAM
-	3 GB
Rear Camera
8 MP	5 MP

Battery

Capacity
1750 mAh	3500 mAh
Removable
No	No
Standby time
Up to 255 Hours(3G) / Up to 289 Hours(2G)	-
TalkTime
Up to 13.8 Hours(3G) / Up to 27.4 Hours(2G)	-
Type
Li-Polymer	Li-Polymer
USB Type-C
No	No

Camera

Autofocus
Yes	-
Camera Features
Digital Zoom	-
Camera Setup
Single	-
Image Resolution
3264 x 2448 Pixels	-
Resolution
0.3 MP, Primary Camera	-
Video Recording
1920x1080 @ 30 fps	-

Design

Colours
Black, Blue, Red, White	Interstellar Black
Height
136.8 mm	144 mm
Thickness
11.3 mm Below	8.2 mm
Weight
133 grams	141 grams
Width
67.9 mm	76 mm

Display

Bezel-less display
-	Yes with waterdrop notch
Display Type
IPS LCD	IPS LCD
Pixel Density
218 ppi	367 ppi
Resolution
-	1080x1920 px (FULL HD)
Screen Protection
Corning Gorilla Glass v3	-
Screen Size
4.5 inches (11.43 cm)	6.0 inches (15.24 cm)
Screen to Body Ratio (calculated)
59.96 %	90.47 %
Touch Screen
Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

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General

Brand
Asus	Telefono
Launch Date
August 24, 2014 (Official)	December 15, 2021 (Official)
Operating System
Android v4.4.2 (Kitkat)	Android v8.1 (Oreo)

Main Camera

Camera Setup
-	Single
Flash
-	Yes, LED Flash
Image Resolution
-	2592 x 1944 Pixels
Resolution
-	5 MP, Primary Camera

Multimedia

Audio Jack
3.5 mm	3.5 mm
FM Radio
Yes	Yes, Recording option
Fm Radio
Yes	-
Loudspeaker
Yes	Yes

Network & Connectivity

Bluetooth
Yes, v4.0	Yes, v4.0
GPS
Yes with A-GPS, Glonass	Yes with A-GPS
Network Support
5G Not Supported in India, 3G, 2G	5G Not Supported in India, 4G Supported in India, 3G, 2G
SIM 1
3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz 3G Speed: HSDPA 42 Mbit/s ↓, HSUPA 5.76 Mbit/s ↑ GPRS: Available EDGE: Available	4G Bands: TD-LTE 2300(band 40) FD-LTE 1800(band 3) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM 2
2G Bands: GSM 1800 / 1900 / 850 / 900 MHz	2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available
SIM Size
SIM1: Micro	SIM1: Micro
SIM Slot(s)
Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
USB 2.0, microUSB 2.0	Mass storage device, USB charging, microUSB
VoLTE
-	Yes
Wi-Fi
Yes, Wi-Fi 4 (802.11 b/g/n)	Yes, Wi-Fi 4 (802.11 b/g/n)
Wi-Fi Features
Wi-Fi Direct, Mobile Hotspot	Mobile Hotspot

Performance

CPU
Dual core, 1.2 GHz	Quad core, 1.3 GHz
Chipset
Intel Atom Z2520	-
Graphics
PowerVR SGX 544MP2	-
RAM type
LPDDR2	-
Ram
1 GB	-

Sensors

Fingerprint Sensor
No	Yes
Fingerprint Sensor Position
-	Rear
Other Sensors
Proximity sensor, Accelerometer, Compass	Light sensor, Proximity sensor, Accelerometer

Storage

Expandable Memory
Yes, Up to 64 GB	Yes, Up to 128 GB
Internal Memory
8 GB	32 GB
USB OTG
Yes	-