Sony Ericsson Z770 vs ZTE R221
Sony Ericsson Z770
ZTE R221
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Network
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2G networkGSM 900, 1800, 1900GSM 900, 1800
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3G networkHSDPA 2100-
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HSDPA speedHSDPA, 3.6 Mbps-
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2008-32014-12
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Status2014-12
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Design
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SIMMini-SIMDual SIM (Mini-SIM)
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Height93 mm108 mm
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Width48 mm47 mm
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Thickness16 mm14 mm
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Weight91 g80 g
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ColorsExquisite Gold, Graphite Black, Vogue RedBlack
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Display
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Display typeTFTTFT
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Physical size2.2 inches1.8 inches
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Resolution240 x 320 pixels128 x 160 pixels
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Pixel density182 ppi114 ppi
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Display colors26214466560
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Hardware
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Internal storage32 MB5 MB
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Memory cardMemory Stick Micro (M2)microSD
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Memory card max8 GB2 GB
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Main camera
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Main camera2 MP
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Primary camera resolution1600 x 1200 pixels640 x 480 pixels
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Primary camera video320p@15fpsno
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Selfie camera
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Secondary cameraNoNo
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Sound
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3.5mm jackNoNo
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LoudspeakerYesYes
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NotificationsVibration; Downloadable polyphonic, MP3, AAC ringtonesVibration, Polyphonic, MP3 ringtones
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Multimedia
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Radio FMStereo FM radio with RDSFM radio
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Connectivity
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WLAN
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USB2.0
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Bluetoothv2.0
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Bluetooth A2DPYes-
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GPSNoNo
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Features
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Messaging SMSSMSSMS
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Messaging MMSMMS-
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Messaging Instant MessagingInstant Messaging-
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Messaging EmailEmail-
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RSSRSS reader-
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WAPWAP 2.0/HTML (NetFront 3.4)-
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JavaYesNo
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Java MIDPMIDP 2.0-
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity930 mAh1000 mAh
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Talk time8 h 30 min9 h
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Standby time350 h280 h
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Browser
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Browser-No
