BLU Life One X2 vs O2 XDA Serra

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.

  • Width

    XDA Serra: 21.4 mm narrower

    Life One X2:
    72.4 mm
    XDA Serra:
    51 mm
  • Screen diagonal

    XDA Serra: 2.4 in smaller diagonal

    Life One X2:
    5.2 in
    XDA Serra:
    2.8 in
  • Chipset

    Life One X2:
    Qualcomm MSM8937 Snapdragon 430 (28 nm)
    XDA Serra:
    Qualcomm MSM7201A
  • Depth

    Life One X2: 8.6 mm thinner

    Life One X2:
    9.5 mm
    XDA Serra:
    18.1 mm
  • Height

    XDA Serra: 46 mm shorter

    Life One X2:
    148 mm
    XDA Serra:
    102 mm
  • Release year

    Life One X2:
    2016
    XDA Serra:
    2008

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. Life One X2

    Height:
    148 mm +46 mm versus XDA Serra
    Width:
    72.4 mm +21.4 mm versus XDA Serra
    Depth:
    9.5 mm
  2. 2. XDA Serra

    Height:
    102 mm
    Width:
    51 mm
    Depth:
    18.1 mm +8.6 mm versus Life One X2

Weight

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

  1. 1. Life One X2

    166 g

    +1 g versus XDA Serra

  2. 2. XDA Serra

    165 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. Life One X2

    Screen diagonal:
    5.2 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    74.5 cm²
  2. 2. XDA Serra

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

Life One X2 has approximately 207% 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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Life One X2: Original memory entry

64 GB · 4 GB RAM 16 GB · 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. Life One X2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB

2. XDA Serra

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

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. Life One X2

    3150 mAh

    +1810 mAh versus XDA Serra

  2. 2. XDA Serra

    1340 mAh

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. Life One X22. XDA Serra

Everyday essentials
Everyday essentials — specifications for Life One X2, XDA Serra.
SpecificationLife One X2XDA Serra
Dimensions (HxWxD)
  • 148 Х 72.4 Х 9.5 mm
  • 102 Х 51 Х 18.1 mm
Weight
  • 166 g
  • 165 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.2" inch
  • 2.8" inch
Screen resolution
  • 1080 x 1920 px
  • 480 x 640 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 4 GB RAM 16 GB
  • 2 GB RAM
  • 288 MB RAM
  • 512 MB ROM
Memory card support
  • microSD
  • up to 64 GB
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3150 mAh
  • Non-removable Li-Po
  • 1340 mAh
  • Removable Li-Ion
Operating system OS
  • Android 6.0.1 (Marshmallow)
  • Microsoft Windows Mobile 6.1 Professional
Chipset
  • Qualcomm MSM8937 Snapdragon 430 (28 nm)
  • Qualcomm MSM7201A
Headphone jack
  • Yes
  • No
Display
Display — specifications for Life One X2, XDA Serra.
SpecificationLife One X2XDA Serra
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 74.5 cm2
  • 24.3 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 69.6%
  • 46.7%
PPI /points per inch/
  • 424 PPI
  • 286 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Life One X2, XDA Serra.
SpecificationLife One X2XDA Serra
Rear camera, main
  • 16 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 16 MP
  • PDAF
  • f/2.0
  • 3.15 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 8 MP
  • VGA videocall camera
Performance

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

Performance — specifications for Life One X2, XDA Serra.
SpecificationLife One X2XDA Serra
Processor CPU
  • Octa-core 1.4 GHz Cortex-A53
  • 528 MHz ARM 11
Graphics processor GPU
  • Adreno 505
  • Adreno 130
GeekBench 4 Single Core *
  • 645
Unknown
GeekBench 4 Multi-Core *
  • 1995
Unknown
GeekBench 4 RenderScript *
  • 2049
Unknown
General specs
General specs — specifications for Life One X2, XDA Serra.
SpecificationLife One X2XDA Serra
Release date
  • 2016
  • September
  • 2008
  • July
Colors
  • Gray
  • Rose Gold
  • Black
Battery life
  • Stand by time- Up to 725 h (2G) / Up to 625 h (3G) Talking time- Up to 26 h (2G) / Up to 16 h (3G)
  • Stand by time- Up to 406 h Talking time- Up to 8 h
Communication and Connectivity
Communication and Connectivity — specifications for Life One X2, XDA Serra.
SpecificationLife One X2XDA Serra
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 1700(AWS) / 1900 / 2100 -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 7(2600)
  • 12(700)
  • 17(700)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 7.2/0.384 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB Host
  • miniUSB
Bluetooth
  • 4.0
  • A2DP
  • 2.0
  • A2DP
Music and Audio
Music and Audio — specifications for Life One X2, XDA Serra.
SpecificationLife One X2XDA Serra
Radio
  • FM radio
  • Stereo FM radio
  • RDS
Others Unknown
  • Handwriting recognition
Other features
Other features — specifications for Life One X2, XDA Serra.
SpecificationLife One X2XDA Serra
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • Sensors Accelerometer MP3/WAV/WMA player -MP4/WMV/3gp player -Pocket Office -Voice memo -Predictive text input