HP iPAQ Voice Messenger vs O2 XDA Serra

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          General Info

          Manufacturer
          HP O2
          Announced
          October 2008 July 2008
          Status
          Available - March 2009 Available - September 2008
          Colors
          Blue Black
          Form Factor
          Candybar Candybar
          Dimension
          114 x 50 x 13.6 mm
          (4.49 x 1.97 x 0.54 in)
          102 x 51 x 18.1 mm
          (4.02 x 2.01 x 0.71 in)
          Weight
          107 g (3.77 oz) 165 g (5.82 oz)
          2G Network
          GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
          3G Network
          HSDPA 900 / 1900 / 2100 HSDPA 2100
          Messaging
          SMS, MMS, EMail SMS, MMS, EMail

          Hardware and OS

          OS
          Microsoft Windows Mobile 6.1 Standard Microsoft Windows Mobile 6.1 Professional
          Processor
          528 MHz ARM 11, Qualcomm MSM7201A [Similar] 528 MHz ARM 11, Qualcomm MSM7201A [Similar]
          GPU
          Adreno 130 [Similar] Adreno 130 [Similar]
          RAM
          128 MB [Browse Similar] 288 MB [Browse Similar]
          Internal Memory
          N/A N/A
          External Memory
          microSD, up to 8 GB microSD

          Display

          Type
          TFT TFT resistive touchscreen
          Colors
          65K colors 65K colors
          Size
          2.4 inches [Similar] 2.8 inches [Similar]
          Resolution
          240 x 320 pixels (167 ppi) 480 x 640 pixels (286 ppi) [Similar]
          Screen-to-Body Ratio
          31.17% 46.58%
          Multi-Touch
          no multi touch yes multi touch

          Camera

          Rear Camera
          3.15 MP, 2048x1536 pixels [Similar] 3.15 MP, 2048x1536 pixels [Similar]
          Flash
          LED flash LED flash
          Features
          Auto focus, Auto focus,
          Video
          Yes Yes
          Front Camera
          No [Similar] VGA videocall camera [Similar]

          Multimedia

          3.5mm Jack
          3.5 mm jack no 3.5 mm jack no
          Radio
          No Stereo FM radio with RDS
          Games
          Yes Yes
          Loud Speaker
          loudspeaker yes loudspeaker yes

          Connectivity and Data Rate

          GPRS
          Class 10 (4+1/3+2 slots), 32 - 48 kbps Class 10 (4+1/3+2 slots), 32 - 48 kbps
          Edge
          Class 10, 236.8 kbps Class 10, 236.8 kbps
          3G
          HSDPA, 7.2 Mbps HSDPA, 7.2 Mbps
          Bluetooth
          Yes, v2.0 with A2DP Yes, v2.0 with A2DP
          Wi-Fi
          Wi-Fi 802.11b/g Wi-Fi 802.11 b/g
          USB
          Yes, v2.0 microUSB Yes, miniUSB
          GPS
          Yes, with A-GPS support Yes, with A-GPS support
          Browser
          WAP 2.0/xHTML, HTML (PocketIE) WAP 2.0/xHTML, HTML

          User Memory

          Internal
          128 MB RAM, 256 MB ROM 288 MB RAM, 512 MB ROM
          Expandable Storage
          microSD, up to 8 GB microSD

          Sensors

          Fingerprint
          fingerprint not supported fingerprint not supported
          Proximity Sensor
          proximity sensor not present proximity sensor not present
          Accelerometer Sensor
          accelerometer sensor not present accelerometer sensor present
          NFC
          NFC not supported NFC not supported

          Battery

          Type
          Standard battery, Li-Po Standard battery, Li-Ion
          Capacity
          1260 mAh 1340 mAh
          Stand by
          - Up to 406 h
          Talk Time
          - Up to 8 h

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