Motorola A3100 vs Samsung I9100 Galaxy S II
Motorola A3100
Samsung I9100 Galaxy S II
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 1900, 2100HSDPA 850, 900, 1900, 2100
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HSDPA speedHSDPA, 7.2 MbpsHSDPA, 21 Mbps
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HSUPA speed-HSUPA, 5.76 Mbps
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2009-12011-2
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Status2009-32011-4
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Design
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SIMMini-SIMMini-SIM
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Height110 mm125.3 mm
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Width59.7 mm66.1 mm
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Thickness13.7 mm8.5 mm
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Weight119 g116 g
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ColorsBlackBlack, Pink, White
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Display
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Display typeTFT resistive touchscreenSuper AMOLED Plus capacitive touchscreen
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Physical size2.8 inches4.3 inches
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Resolution240 x 320 pixels480 x 800 pixels
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Pixel density143 ppi217 ppi
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Display colors6656016777216
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Hardware
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CPU528 MHz ARM 111.2 GHz ARM Cortex-A9 Dual-core
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ChipsetQualcomm MSM7201AExynos 4210
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GPUAdreno 130Mali-400
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Memory RAM128 MB1 GB
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Internal storage256 MB16, 32 GB
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Memory cardmicroSDmicroSD
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Memory card max16 GB32 GB
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OS
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OSMicrosoft Windows Mobile 6.1 ProfessionalAndroid OS, v2.3.4 (Gingerbread)
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Main camera
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Camera type-Photo / Video
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Main camera3.15 MP8 MP
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Primary camera resolution2048 x 1536 pixels3264 x 2448 pixels
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Primary camera videovideo1080p@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 camera2 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; Downloadable polyphonic, MP3 ringtonesVibration; MP3, WAV ringtones
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Multimedia
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RadioNo-
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Radio FM-Stereo FM radio with RDS
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Connectivity
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WLANWi-Fi 802.11b, 802.11gWi-Fi 802.11a, 802.11b, 802.11g, 802.11n
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WLAN WiFi Hotspot-Yes
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WLAN WiFi Direct-Yes
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WLAN WiFi Dual Band-Yes
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WLAN DLNA-Yes
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USBYesmicroUSB 2.0
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USB On-The-Go-Yes
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Bluetoothv2.0v3.0
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Bluetooth A2DPYes-
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GPSYes, with A-GPSYes, with A-GPS
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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 Instant MessagingInstant Messaging-
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Messaging EmailEmailEmail
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Messaging IM-IM
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Messaging Push Email-Push Mail
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WAPWAP 2.0/xHTML-
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JavaYesYes, via Java MIDP emulator
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Java MIDPMIDP 2.0-
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Browser
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HTMLYesYes
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Adobe Flash-Yes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1170 mAh1650 mAh
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Talk time6 h 48 min-
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Talk time 2G-18 h 20 min
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Talk time 3G-8 h 40 min
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Standby time298 h-
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Standby time 2G-710 h
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Standby time 3G-610 h