O2 XDA Serra vs ZTE Blade X

Compare recorded specifications, size and practical differences.

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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.

  • Weight

    Blade X: 9 g lighter

    XDA Serra:
    165 g
    Blade X:
    156 g
  • Width

    XDA Serra: 26.5 mm narrower

    XDA Serra:
    51 mm
    Blade X:
    77.5 mm
  • Screen diagonal

    XDA Serra: 2.7 in smaller diagonal

    XDA Serra:
    2.8 in
    Blade X:
    5.5 in
  • Chipset

    XDA Serra:
    Qualcomm MSM7201A
    Blade X:
    Qualcomm MSM8917 Snapdragon 425 (28 nm)
  • Depth

    Blade X: 9.2 mm thinner

    XDA Serra:
    18.1 mm
    Blade X:
    8.9 mm
  • Height

    XDA Serra: 54 mm shorter

    XDA Serra:
    102 mm
    Blade X:
    156 mm

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 +9.2 mm versus Blade X
  2. 2. Blade X

    Height:
    156 mm +54 mm versus XDA Serra
    Width:
    77.5 mm +26.5 mm versus XDA Serra
    Depth:
    8.9 mm

Weight

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

  1. 1. XDA Serra

    165 g

    +9 g versus Blade X

  2. 2. Blade X

    156 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 X

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

Blade X 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 X, compared at the same storage capacity.
StorageXDA SerraBlade X
16 GB Unknown 2 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 X

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 X

    3000 mAh

    +1660 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 X

Everyday essentials
Everyday essentials — specifications for XDA Serra, Blade X.
SpecificationXDA SerraBlade X
Dimensions (HxWxD)
  • 102 Х 51 Х 18.1 mm
  • 156 Х 77.5 Х 8.9 mm
Weight
  • 165 g
  • 156 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
  • 16 GB
  • 2 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
  • 3000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • Android 7.1.1 (Nougat)
Chipset
  • Qualcomm MSM7201A
  • Qualcomm MSM8917 Snapdragon 425 (28 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for XDA Serra, Blade X.
SpecificationXDA SerraBlade X
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%
  • 69.0%
PPI /points per inch/
  • 286 PPI
  • 267 PPI
Screen protection Unknown
  • Asahi Dragontrail Glass
Camera and Video
Camera and Video — specifications for XDA Serra, Blade X.
SpecificationXDA SerraBlade X
Rear camera, main
  • 3.15 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 13 MP
  • AF
Functions
  • LED flash
  • LED flash
  • HDR
  • panorama
Video
  • Yes
  • 720p
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • VGA videocall camera
  • 5 MP
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for XDA Serra, Blade X.
SpecificationXDA SerraBlade X
Processor CPU
  • 528 MHz ARM 11
  • Quad-core 1.4 GHz Cortex-A53
Graphics processor GPU
  • Adreno 130
  • Adreno 308
Antutu 7 score * Unknown
  • 31232
General specs
General specs — specifications for XDA Serra, Blade X.
SpecificationXDA SerraBlade X
Release date
  • 2008
  • July
  • 2017
  • October
Colors
  • Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 120 USD
Battery life
  • Stand by time- Up to 406 h Talking time- Up to 8 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for XDA Serra, Blade X.
SpecificationXDA SerraBlade X
SIM card
  • Mini-SIM
  • Nano-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 1900 / 1800 -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 12(700)
Speed
  • HSPA 7.2/0.384 Mbps
  • HSPA 42.2/5.76 Mbps
  • 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
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • miniUSB
  • Type-C 1.0 reversible connector
Bluetooth
  • 2.0
  • A2DP
  • 4.2
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR - 0.72 W/kg (head)
Music and Audio
Music and Audio — specifications for XDA Serra, Blade X.
SpecificationXDA SerraBlade X
Radio
  • Stereo FM radio
  • RDS
  • FM radio
Others
  • Handwriting recognition
  • Dolby Audio enhancement -Active noise cancellation with dedicated mic
Other features
Other features — specifications for XDA Serra, Blade X.
SpecificationXDA SerraBlade X
Dop
  • Sensors Accelerometer MP3/WAV/WMA player -MP4/WMV/3gp player -Pocket Office -Voice memo -Predictive text input
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - For Cricket