Samsung Galaxy Round vs Samsung Galaxy S8

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Display

Display size

5.7 inches
5.8 inches

Resolution

1080 x 1920 pixels
1440 x 2960 pixels

Pixel density

386 ppi
570 ppi

Technology

Super AMOLED
Super AMOLED

Screen-to-body ratio

74.55 %
84.26 %

Features

Ambient light sensor, Proximity sensor
HDR video support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Camera

Rear

Single camera
Single camera

Main camera

13 megapixels
12 megapixels

Hardware Features

Autofocus
Optical image stabilization, Phase detection autofocus

Specifications

 
Aperture size: F1.7; Focal length: 26 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Flash

LED
LED

Video recording

Yes
3840x2160 (4K UHD) (30 fps), 2560x1440 (QHD), 1920x1080 (Full HD) (60 fps), 1280x720 (HD) (240 fps)

Features

 
High Dynamic Range mode (HDR), Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, Video light, Digital image stabilization, Video calling, Video sharing

Front

2 megapixels
8 megapixels

Features

 
Wide Angle, Autofocus, High Dynamic Range mode (HDR)

Design

Dimensions

5.95 x 3.13 x 0.31 inches (151.1 x 79.6 x 7.9 mm)
5.86 x 2.68 x 0.31 inches (148.9 x 68.1 x 8.0 mm)

Weight

5.43 oz (154 g)
the average is 6 oz (172 g)
5.47 oz (155 g)
the average is 6 oz (172 g)

Materials

 
Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum

Resistance

 
Water, Dust

IP certified

 
IP 68

Biometrics

 
Iris scanner, 2D Face unlock, Fingerprint (touch)

Colors

Brown
Black, Gold, Silver, Purple, Pink, Blue

Hardware & Performance

System chip

Qualcomm Snapdragon 800
Qualcomm Snapdragon 835 MSM8998

Processor

Quad-core, 2300 MHz, Krait 400
Octa-core, 2350 MHz, Kryo 280, 64-bit, 10 nm

GPU

Adreno 330
Adreno 540

RAM

3 GB
4 GB

Internal storage

32 GB
64 GB

Storage expansion

up to 64 GB
up to 256 GB

OS

Android (4.3)
Android (9.0 Pie, 8.0 Oreo, 7.0 Nougat), Samsung One UI

Battery

Capacity

2800 mAh
3000 mAh

Charging

 
Qualcomm Quick Charge 2.0, Qi and Powermat wireless charging

Talk time

16.00 hours
the average is 23 h (1396 min)
30.00 hours
the average is 23 h (1396 min)

Stand-by time

15.4 days (370 hours)
the average is 21 days (503 h)
13.4 days (321 hours)
the average is 21 days (503 h)

Stand-by time (3G)

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

Internet use

 
 

3G

 
12 hours

LTE

 
14 hours

Wi-Fi

 
14 hours

Music playback

 
88.00 hours

Video playback

 
17.00 hours

Cellular

LTE (FDD)

 
Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66

LTE (TDD)

 
Bands 38, 39, 40, 41

UMTS

 
850, 900, 1900, 2100 MHz

GSM

 
850, 900, 1800, 1900 MHz

Data

LTE, HSPA, HSUPA
LTE-A Pro Cat 16 (1000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS

SIM type

 
Nano SIM

HD Voice

 
Yes

VoLTE

Yes
 

Connectivity

Bluetooth

4.0
5.0, EDR

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 3.1

Connector

microUSB
USB Type-C (reversible)

Features

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

Mobile Payment

 
Samsung Pay

Location

GPS, A-GPS, Glonass
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning

Other

NFC, Tethering, Computer sync, OTA sync
NFC, ANT+, UMA (Wi-Fi Calling), Tethering, Computer sync, OTA sync

Phone features

Sensors

Accelerometer, Compass
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer

Notifications

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

Hearing aid compatibility

 
M3, T3

Other features

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

Multimedia

Screen mirroring

 
DLNA, Wireless screen share, MHL

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Headphones connector

3.5mm
3.5mm

Additional microphone(s)

 
for Noise cancellation, Video recording

Regulatory Approval

FCC approval

 
 

Date approved

Feb 12, 2014
Apr 06, 2017

FCC ID value: A3LSMG910S link
FCC ID value: A3LSMG950U link

FCC measured SAR

 
 

Head

0.23 W/kg
0.49 W/kg

Body

0.37 W/kg
0.48 W/kg

Simultaneous Transmission

0.69 W/kg
1.53 W/kg

Wireless Router

0.40 W/kg
0.46 W/kg
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