Samsung Epic 4G vs Samsung I9305 Galaxy S III
Samsung Epic 4G
Samsung I9305 Galaxy S III
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Network
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2G networkCDMA 800, 1900GSM 850, 900, 1800, 1900
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3G networkCDMA2000 1xEV-DOHSDPA 850, 900, 2100
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4G network-LTE 800, 1800, 2600
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HSDPA speedHSDPAHSDPA, 42.2 Mbps
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HSUPA speed-HSUPA, 5.76 Mbps
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EV-DO speed3.1 Mbps-
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LTE speed-LTE, Cat3, 100 Mbps download, 50 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2010-62012-9
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Status2010-92012-9
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Design
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SIMMini-SIMMicro-SIM
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Height124 mm136.6 mm
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Width65 mm70.6 mm
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Thickness14 mm8.6 mm
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Weight155 g131 g
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KeyboardQWERTY-
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ColorsBlackSapphire Black, Titanium Gray
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Display
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Display typeSuper AMOLED capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size4.0 inches4.8 inches
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Resolution480 x 800 pixels720 x 1280 pixels
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Pixel density233 ppi306 ppi
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Display colors1677721616777216
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Hardware
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CPU1 GHz ARM Cortex-A81.4 GHz ARM Cortex-A9 Quad-core
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ChipsetHummingbirdExynos 4412 Quad
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GPUPowerVR SGX540Mali-400MP4
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Memory ROM512 MB-
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Memory RAM512 MB2 GB
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Internal storage-16 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB64 GB
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OS
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OSAndroid OS, v2.1 (Eclair)Android OS, v4.1.1 (Jelly Bean)
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Main camera
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Main camera5 MP8 MP
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Primary camera resolution2592 x 1944 pixels3264 x 2448 pixels
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Primary camera video720p@30fps1080p@30fps
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Primary camera Autofocusautofocusautofocus
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Primary camera flashLED flashLED flash
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Selfie camera
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Secondary cameraVGA camera-
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Selfie camera1.9 MP
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Selfie camera video-720p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration; MP3, WAV ringtones
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Multimedia
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Radio-No
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Radio FMStereo FM radio with RDS-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi Direct-Yes
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WLAN WiFi Dual Band-Yes
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WLAN wimaxYes-
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WLAN DLNA-Yes
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USBmicroUSB 2.0microUSB 2.0
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USB On-The-Go-Yes
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Bluetoothv2.1v4.0
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Bluetooth A2DPYesYes
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Bluetooth EDR-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush MailPush Mail
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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Browser
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HTMLYesYes
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Adobe FlashAdobe Flash LiteYes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1500 mAh2100 mAh
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Talk time5 h 30 min-
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Talk time 2G-16 h
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Talk time 3G-11 h
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Standby time300 h-
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Standby time 2G-580 h
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Standby time 3G-510 h
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Standby time LTE(4G)-390 h