Samsung Galaxy S4 vs LG Optimus 3D vs Acer Liquid E2

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Display

Display size

5.0 inches
4.3 inches
4.5 inches

Resolution

1080 x 1920 pixels
480 x 800 pixels
540 x 960 pixels

Pixel density

441 ppi
217 ppi
245 ppi

Technology

Super AMOLED
TFT
IPS LCD

Screen-to-body ratio

71.91 %
60.04 %
62.57 %

Features

Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor, Scratch-resistant glass (Corning Gorilla Glass)
Ambient light sensor, Proximity sensor

3D

 
Glasses-free (Parallax barrier)
 

Camera

Rear

Single camera
Dual-lens (3D)
Single camera

Main camera

13 megapixels
5 megapixels
8 megapixels

Hardware Features

Autofocus, CMOS image sensor, Back-illuminated sensor (BSI)
Autofocus
Autofocus

Specifications

Aperture size: F2.2; Focal length: 31 mm; Sensor size: 1/3.06"; Pixel size: 1.14 μm
Aperture size: F2.8
 

Video recording

1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (24 fps), 1280x720 (HD) (30 fps)
1920x1080 (Full HD) (30 fps)

Features

Digital image stabilization
Digital image stabilization, Video calling
 

3D capture

 
Photos: Photos: 3 megapixels, Videos: Videos: 1280x720 (720p) (30 fps)
 

Front

2 megapixels
0.3 megapixels VGA
2 megapixels

Design

Dimensions

5.38 x 2.75 x 0.31 inches (136.6 x 69.8 x 7.9 mm)
5.07 x 2.68 x 0.47 inches (128.8 x 68 x 11.9 mm)
5.16 x 2.68 x 0.39 inches (131 x 68 x 9.9 mm)

Weight

4.59 oz (130 g)
the average is 6.1 oz (174 g)
5.93 oz (168 g)
the average is 6.1 oz (174 g)
4.94 oz (140 g)
the average is 6.1 oz (174 g)

Materials

Back: Plastic
 
 

Features

Notification light
 
 

Colors

Black, Blue, Red, White
Black, White
Black, White

Multimedia

Headphones

3.5 mm jack
3.5 mm jack
3.5 mm jack

Speakers

Earpiece, Loudspeaker
Earpiece, Multiple speakers
Earpiece, Multiple speakers

Features

Album art cover, Background playback
Album art cover, Background playback, Preset equalizer
Album art cover, Background playback

Screen mirroring

DLNA, Wireless screen share, MHL
DLNA
 

Radio

 
 
FM

Hardware & Performance

System chip

Qualcomm Snapdragon 600 8974
TI OMAP 4430
MediaTek MT6589

Processor

Quad-core, 1900 MHz, Krait 300
Dual-core, 1000 MHz, ARM Cortex-A9
Quad-core, 1200 MHz, ARM Cortex-A7

GPU

Adreno 320
PowerVR SGX540
PowerVR SGX544

RAM

2 GB
0.5 GB
1 GB

Internal storage

64 GB
8 GB
4 GB

Storage expansion

microSDXC up to 64 GB
microSDHC up to 32 GB
microSDHC up to 32 GB

OS

Android (5.0 Lollipop, 4.4.2, 4.3, 4.2.2)
Android (2.3, 2.2)
Android (4.2.1)

Connectivity & Features

Bluetooth

4.0
3.0, EDR
3.0, EDR

Wi-Fi

802.11 a, b, g, n, ac, dual-band; Hotspot, Wi-Fi Direct
802.11 b, g, n
802.11 a, b, g, n; Hotspot

USB

microUSB, USB 2.0
microUSB, USB 2.0
microUSB, USB 2.0

Features

Mass storage device, USB OTG, USB charging, Video out
Mass storage device, USB charging
Mass storage device, USB charging

HDMI

Yes
Micro HDMI (Type D), 1.4
 

Location

GPS, A-GPS, Glonass
A-GPS
GPS, A-GPS

Sensors

Accelerometer, Gyroscope, Compass, Thermometer, Gesture, Humidity, Barometer
Accelerometer, Gyroscope, Compass
Accelerometer, Compass

Other

NFC, ANT+, Infrared, Tethering, Computer sync, OTA sync
Computer sync, OTA sync
Tethering, Computer sync, OTA sync

Cellular

LTE (FDD)

Bands 1, 3, 5, 7, 8, 18
 
 

UMTS

850, 900, 1900, 2100 MHz
900, 1900, 2100 MHz
900, 2100 MHz

Data

LTE Cat 3 (100/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
HSDPA+ (4G) 21.1 Mbit/s, HSDPA 14.4 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
HSPA, UMTS

SIM type

Micro SIM
 
 

VoLTE

Yes
 
 

Battery

Capacity

2600 mAh
1500 mAh
2000 mAh

Type

Li - Ion, User replaceable
Li - Ion, User replaceable
Li - Ion, User replaceable

Talk time

 
4.00 hours
the average is 20 h (1174 min)
9.00 hours
the average is 20 h (1174 min)

Stand-by time

 
4.0 days (96 hours)
the average is 20 days (491 h)
18.8 days (450 hours)
the average is 20 days (491 h)

Talk time (3G)

17.00 hours
the average is 23 h (1387 min)
 
 

Stand-by time (3G)

15.4 days (370 hours)
the average is 26 days (614 h)
 
 

Stand-by time (4G)

13.3 days (320 hours)
the average is 24 days (583 h)
 
 

Music playback

62.00 hours
 
 

Video playback

11.00 hours
 
 

Phone features

Notifications

Haptic feedback, (MP3)
Haptic feedback, Music ringtones (MP3), Polyphonic ringtones, Vibration, Flight mode, Silent mode, Speakerphone
Haptic feedback, Music ringtones (MP3), Polyphonic ringtones, Vibration, Flight mode, Silent mode, Speakerphone

Other features

Voice dialing, Voice commands, Voice recording
Voice dialing, Voice commands, Voice recording, TTY/TDD
Voice dialing, Voice commands, Voice recording

Regulatory Approval

FCC approval

 
 
 

Date approved

Mar 14, 2013
Mar 22, 2011
 

FCC ID value: A3LGTI9505 link
FCC ID value: BEJP920 link
 

Measured SAR

 
 
 

Head

0.50 W/kg
0.55 W/kg
 

Measured in

 
1700 MHz
 

Body

0.65 W/kg
1.12 W/kg
 

Measured in

 
1700 MHz
 

Simultaneous Transmission

1.17 W/kg
 
 

Wireless Router

0.67 W/kg
 
 
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