Samsung Galaxy S II vs HTC EVO 3D vs Motorola PHOTON 4G

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Display

Display size

4.3 inches
4.3 inches
4.3 inches

Resolution

480 x 800 pixels
540 x 960 pixels
540 x 960 pixels

Pixel density

218 ppi
256 ppi
256 ppi

Technology

Super AMOLED Plus
S-LCD
 

Screen-to-body ratio

62.75 %
60.78 %
60.08 %

Features

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

8 megapixels
5 megapixels
8 megapixels

Hardware Features

Autofocus, Back-illuminated sensor (BSI)
Autofocus
Autofocus

Specifications

Aperture size: F2.6; Sensor size: 1/3.2"
 
 

Flash

LED
Dual LED
Dual LED

Video recording

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

Features

Video light, Video calling
Video calling
Video calling

3D capture

 
Photos: Photos: 2 megapixels, Videos: Videos: 1280x720 (720p)
 

Front

2 megapixels
1.3 megapixels
0.3 megapixels VGA

Design

Dimensions

4.93 x 2.60 x 0.33 inches (125.3 x 66.1 x 8.49 mm)
5.00 x 2.60 x 0.47 inches (127 x 66 x 12 mm)
5.00 x 2.63 x 0.48 inches (126.9 x 66.9 x 12.2 mm)

Weight

4.09 oz (116 g)
the average is 6 oz (172 g)
6.00 oz (170 g)
the average is 6 oz (172 g)
5.57 oz (158 g)
the average is 6 oz (172 g)

Colors

Black, White
 
 

Hardware & Performance

System chip

Samsung Exynos 4 Dual 4210
Qualcomm Snapdragon S3 MSM8660
NVIDIA Tegra 2

Processor

Dual-core, 1200 MHz, ARM Cortex-A9
Dual-core, 1200 MHz, Scorpion
Dual-core, 1000 MHz

GPU

Mali-400 MP4
Adreno 220
 

RAM

1 GB
1 GB
1 GB

Internal storage

32 GB
1 GB
16 GB

Storage expansion

up to 32 GB
up to 32 GB
up to 32 GB

OS

Android (4.1.2, 4.0.4, 4.0, 2.3)
Android (4.0, 2.3)
Android (2.3)

Battery

Capacity

1650 mAh
1730 mAh
1700 mAh

Talk time

18.30 hours
the average is 23 h (1379 min)
6.00 hours
the average is 23 h (1379 min)
10.00 hours
the average is 23 h (1379 min)

Stand-by time

29.6 days (710 hours)
the average is 21 days (498 h)
 
8.3 days (199 hours)
the average is 21 days (498 h)

Talk time (3G)

9.00 hours
the average is 23 h (1387 min)
 
9.10 hours
the average is 23 h (1387 min)

Stand-by time (3G)

25.8 days (620 hours)
the average is 26 days (636 h)
 
13.1 days (314 hours)
the average is 26 days (636 h)

Cellular

UMTS

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

GSM

850, 900, 1800, 1900 MHz
 
850, 900, 1800, 1900 MHz

CDMA

 
800, 1900 MHz
800, 1900 MHz

Data

HSDPA+ (4G) 21.1 Mbit/s, HSPA, HSUPA 5.76 Mbit/s, UMTS
WiMAX
HSPA, UMTS, WiMAX

Connectivity

Bluetooth

3.0
3.0
2.1, EDR

Wi-Fi

802.11 b, g, n
802.11 b, g, n
802.11 b, g, n

USB

USB 2.0
USB 2.0
USB 2.0

Connector

microUSB
microUSB
microUSB

Features

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

HDMI

 
Yes
Micro HDMI (Type D), 1.3

Location

A-GPS
GPS, A-GPS
GPS

Other

UMA (Wi-Fi Calling), SyncML, Tethering, Computer sync, OTA sync
Computer sync, OTA sync
Computer sync, OTA sync

Phone features

Sensors

Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass
Accelerometer, Compass

Notifications

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

Hearing aid compatibility

 
M4, T3
M4, T4

Other features

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

Multimedia

Screen mirroring

DLNA, MHL
DLNA, MHL
DLNA

Radio

FM, Stereo, RDS
FM, Stereo
FM

Speakers

 
 
Earpiece, Loudspeaker

Headphones connector

3.5mm
3.5mm
3.5mm

Additional microphone(s)

 
for Noise cancellation
 

Regulatory Approval

FCC approval

 
 
 

Date approved

Mar 11, 2011
Jun 02, 2011
Jul 07, 2011

FCC ID value: A3LGTI9100 link
FCC ID value: NM8PG86100 link
FCC ID value: IHDP56MD1 link

FCC measured SAR

 
 
 

Head

0.40 W/kg
0.89 W/kg
0.93 W/kg

Measured in

 
1900 MHz
 

Body

1.00 W/kg
1.05 W/kg
0.91 W/kg

Measured in

 
850 MHz
 

Simultaneous Transmission

1.16 W/kg
 
 

Wireless Router

1.00 W/kg
 
 

Shopping information

MSRP price

$ 800
$ 200
$ 550
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