1. Home
  2. Comparison

O2 XDA Serra vs ZTE Blade A3

Compare recorded specifications, size and practical differences.

+ Add a third phone

    Key differences

    Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

    • Width

      XDA Serra: 24.8 mm narrower

      XDA Serra:
      51 mm
      Blade A3:
      75.8 mm

    • Screen diagonal

      XDA Serra: 2.7 in smaller diagonal

      XDA Serra:
      2.8 in
      Blade A3:
      5.5 in

    • Chipset

      XDA Serra:
      Qualcomm MSM7201A
      Blade A3:
      Mediatek MT6737T (28 nm)

    • Depth

      Blade A3: 9.9 mm thinner

      XDA Serra:
      18.1 mm
      Blade A3:
      8.2 mm

    • Height

      XDA Serra: 50.4 mm shorter

      XDA Serra:
      102 mm
      Blade A3:
      152.4 mm

    • Release year

      XDA Serra:
      2008
      Blade A3:
      2017

    Physical size

    Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

    1. 1. XDA Serra

      Height:
      102 mm
      Width:
      51 mm
      Depth:
      18.1 mm +9.9 mm versus Blade A3

    2. 2. Blade A3

      Height:
      152.4 mm +50.4 mm versus XDA Serra
      Width:
      75.8 mm +24.8 mm versus XDA Serra
      Depth:
      8.2 mm

    Weight

    Bars start at zero and share a scale within this chart.

    1. 1. XDA Serra

      165 g

      +1 g versus Blade A3

    2. 2. Blade A3

      164 g

    Screen size

    Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

    1. 1. XDA Serra

      Screen diagonal:
      2.8 in
      Aspect ratio (height:width):
      4:3
      Approximate rectangular screen area:
      24.3 cm²

    2. 2. Blade A3

      Screen diagonal:
      5.5 in
      Aspect ratio (height:width):
      16:9
      Approximate rectangular screen area:
      83.4 cm²

    Blade A3 has approximately 243.5% more rectangular screen area than XDA Serra.

    Memory variants

    Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

    Recorded RAM for XDA Serra, Blade A3, compared at the same storage capacity.
    StorageXDA SerraBlade A3
    32 GB Unknown 3 GB RAM
    XDA Serra: Original memory entry

    288 MB RAM · 512 MB ROM

    Practical features

    Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

    1. XDA Serra

    NFC:
    Unknown
    Headphone jack:
    No
    Memory card support:
    See details microSD (dedicated slot)

    2. Blade A3

    NFC:
    Unknown
    Headphone jack:
    Yes
    Memory card support:
    See details microSD · up to 256 GB

    Battery capacity

    Capacity is not battery life. No endurance test is implied.

    Recorded battery capacity

    Bars start at zero and share a scale within this chart.

    1. 1. XDA Serra

      1340 mAh

    2. 2. Blade A3

      4000 mAh

      +2660 mAh versus XDA Serra

    Specifications

    Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

    1. XDA Serra2. Blade A3

    Everyday essentials
    Everyday essentials — specifications for XDA Serra, Blade A3.
    SpecificationXDA SerraBlade A3
    Dimensions (HxWxD)
    • 102 Х 51 Х 18.1 mm
    • 152.4 Х 75.8 Х 8.2 mm
    Weight
    • 165 g
    • 164 g
    Technology
    • TFT
    • IPS LCD
    Screen size
    • 2.8" inch
    • 5.5" inch
    Screen resolution
    • 480 x 640 px
    • 720 x 1280 px
    Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
    • 288 MB RAM
    • 512 MB ROM
    • 32 GB
    • 3 GB RAM
    Memory card support
    • microSD (dedicated slot)
    • microSD
    • up to 256 GB
    Battery Capacity is not battery life. No endurance test is implied.
    • 1340 mAh
    • Removable Li-Ion
    • 4000 mAh
    • Non-removable Li-Ion
    Operating system OS
    • Microsoft Windows Mobile 6.1 Professional
    • Android 7.1 (Nougat)
    Chipset
    • Qualcomm MSM7201A
    • Mediatek MT6737T (28 nm)
    Headphone jack
    • No
    • Yes
    Display
    Display — specifications for XDA Serra, Blade A3.
    SpecificationXDA SerraBlade A3
    Touchscreen
    • resistive touchscreen
    • capacitive touchscreen
    Display colors
    • 65K
    • 16M
    Screen area
    • 24.3 cm2
    • 83.4 cm2
    Screen format
    • 4:3 (height:width)
    • 16:9 (height:width)
    Screen to body ratio
    • 46.7%
    • 72.2%
    PPI /points per inch/
    • 286 PPI
    • 267 PPI
    Camera and Video
    Camera and Video — specifications for XDA Serra, Blade A3.
    SpecificationXDA SerraBlade A3
    Rear camera, main
    • 3.15 MP
    • Single
    • 13 MP
    • Single
    Camera specs
    • 3.15 MP
    • AF
    • 13 MP
    • AF
    Functions
    • LED flash
    • LED flash
    Video
    • Yes
    • 1080p@30fps
    Front camera, selfie
    • 0.3 MP
    • Single
    • 5 MP
    • Dual
    Specifications
    • VGA videocall camera
    • 5 MP 2 MP
    • depth sensor
    Performance
    Performance — specifications for XDA Serra, Blade A3.
    SpecificationXDA SerraBlade A3
    Processor CPU
    • 528 MHz ARM 11
    • Quad-core 1.5 GHz Cortex-A53
    Graphics processor GPU
    • Adreno 130
    • Mali-T720MP2
    General specs
    General specs — specifications for XDA Serra, Blade A3.
    SpecificationXDA SerraBlade A3
    Release date
    • 2008
    • July
    • 2017
    • November
    Colors
    • Black
    • Blue
    • Black
    Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
    • 150 EUR
    Battery life
    • Stand by time- Up to 406 h Talking time- Up to 8 h
    		 Unknown
    Body build Unknown
    • plastic body
    Communication and Connectivity
    Communication and Connectivity — specifications for XDA Serra, Blade A3.
    SpecificationXDA SerraBlade A3
    SIM card
    • Mini-SIM
    • Dual SIM (Nano-SIM
    • dual stand-by)
    Network
    • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
    • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
    • 3(1800)
    • 5(850)
    • 7(2600)
    • 8(900)
    • 39(1900)
    • 40(2300)
    • 41(2500)
    Speed
    • HSPA 7.2/0.384 Mbps
    • HSPA
    • LTE Cat4 150/50 Mbps
    GPRS
    • Class 10
    • Yes
    Edge
    • Class 10
    • Yes
    Wi-Fi
    • Wi-Fi 802.11 b/g
    • Wi-Fi 802.11 b/g/n
    • Wi-Fi Direct
    • hotspot
    GPS
    • Yes
    • with A-GPS
    • Yes
    • with A-GPS
    USB
    • miniUSB
    • microUSB 2.0
    Bluetooth
    • 2.0
    • A2DP
    • 4.1
    • A2DP
    • LE
    Music and Audio
    Music and Audio — specifications for XDA Serra, Blade A3.
    SpecificationXDA SerraBlade A3
    Radio
    • Stereo FM radio
    • RDS
    • FM radio
    Others
    • Handwriting recognition
    		 Unknown
    Other features
    Other features — specifications for XDA Serra, Blade A3.
    SpecificationXDA SerraBlade A3
    Dop
    • Sensors Accelerometer MP3/WAV/WMA player -MP4/WMV/3gp player -Pocket Office -Voice memo -Predictive text input
    • Sensors Fingerprint (rear-mounted)
    • accelerometer
    • proximity

    Similar comparisons

    Huawei Y9aO2 XDA Serra

    Huawei Y9a vs O2 XDA Serra
    LG G FlexO2 XDA Serra

    LG G Flex vs O2 XDA Serra