Samsung Galaxy Round vs Samsung Galaxy S4

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Display

Display size

5.7 inches
5.0 inches

Resolution

1080 x 1920 pixels
1080 x 1920 pixels

Pixel density

386 ppi
441 ppi

Technology

Super AMOLED
Super AMOLED

Screen-to-body ratio

74.55 %
71.91 %

Features

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

Camera

Rear

Single camera
Single camera

Main camera

13 megapixels
13 megapixels

Hardware Features

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

Specifications

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

Flash

LED
LED

Video recording

Yes
1920x1080 (Full HD) (30 fps)

Features

 
Digital image stabilization

Front

2 megapixels
2 megapixels

Design

Dimensions

5.95 x 3.13 x 0.31 inches (151.1 x 79.6 x 7.9 mm)
5.38 x 2.75 x 0.31 inches (136.6 x 69.8 x 7.9 mm)

Weight

5.43 oz (154 g)
the average is 6 oz (172 g)
4.59 oz (130 g)
the average is 6 oz (172 g)

Materials

 
Back: Plastic

Colors

Brown
Black, Blue, Red, White

Hardware & Performance

System chip

Qualcomm Snapdragon 800
Qualcomm Snapdragon 600 8974

Processor

Quad-core, 2300 MHz, Krait 400
Quad-core, 1900 MHz, Krait 300

GPU

Adreno 330
Adreno 320

RAM

3 GB
2 GB

Internal storage

32 GB
64 GB

Storage expansion

up to 64 GB
up to 64 GB

OS

Android (4.3)
Android (5.0 Lollipop, 4.4.2, 4.3, 4.2.2)

Battery

Capacity

2800 mAh
2600 mAh

Talk time

16.00 hours
the average is 23 h (1396 min)
 

Stand-by time

15.4 days (370 hours)
the average is 21 days (503 h)
 

Talk time (3G)

 
17.00 hours
the average is 23 h (1387 min)

Stand-by time (3G)

13.8 days (330 hours)
the average is 26 days (636 h)
15.4 days (370 hours)
the average is 26 days (636 h)

Stand-by time (4G)

 
13.3 days (320 hours)
the average is 26 days (627 h)

Music playback

 
62.00 hours

Video playback

 
11.00 hours

Cellular

LTE (FDD)

 
Bands 1, 3, 5, 7, 8, 18

UMTS

 
850, 900, 1900, 2100 MHz

GSM

 
850, 900, 1800, 1900 MHz

Data

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

SIM type

 
Micro SIM

VoLTE

Yes
Yes

Connectivity

Bluetooth

4.0
4.0

Wi-Fi

802.11 a, b, g, n, dual-band, ac
802.11 a, b, g, n, ac, dual-band

USB

USB 3.0
USB 2.0

Connector

microUSB
microUSB

Features

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

HDMI

 
Yes

Location

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

Other

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

Phone features

Sensors

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

Notifications

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

Multimedia

Screen mirroring

 
DLNA, Wireless screen share, MHL

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Headphones connector

3.5mm
3.5mm

Regulatory Approval

FCC approval

 
 

Date approved

Feb 12, 2014
Mar 14, 2013

FCC ID value: A3LSMG910S link
FCC ID value: A3LGTI9505 link

FCC measured SAR

 
 

Head

0.23 W/kg
0.50 W/kg

Body

0.37 W/kg
0.65 W/kg

Simultaneous Transmission

0.69 W/kg
1.17 W/kg

Wireless Router

0.40 W/kg
0.67 W/kg
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