BLU Life One X2 vs Celkon A355

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.

  • Weight

    A355: 68.5 g lighter

    Life One X2:
    166 g
    A355:
    97.5 g
  • Width

    A355: 9.1 mm narrower

    Life One X2:
    72.4 mm
    A355:
    63.3 mm
  • Screen diagonal

    A355: 1.7 in smaller diagonal

    Life One X2:
    5.2 in
    A355:
    3.5 in
  • Chipset

    Life One X2:
    Qualcomm MSM8937 Snapdragon 430 (28 nm)
    A355:
    Spreadtrum 7715
  • Depth

    Life One X2: 0.7 mm thinner

    Life One X2:
    9.5 mm
    A355:
    10.2 mm
  • Height

    A355: 32.7 mm shorter

    Life One X2:
    148 mm
    A355:
    115.3 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. Life One X2

    Height:
    148 mm +32.7 mm versus A355
    Width:
    72.4 mm +9.1 mm versus A355
    Depth:
    9.5 mm
  2. 2. A355

    Height:
    115.3 mm
    Width:
    63.3 mm
    Depth:
    10.2 mm +0.7 mm versus Life One X2

Weight

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

  1. 1. Life One X2

    166 g

    +68.5 g versus A355

  2. 2. A355

    97.5 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. A355

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²

Life One X2 has approximately 104.4% more rectangular screen area than A355.

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

A355: Original memory entry

512 MB · 256 MB RAM

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. A355

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. Life One X2

    3150 mAh

    +1950 mAh versus A355

  2. 2. A355

    1200 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. A355

Everyday essentials
Everyday essentials — specifications for Life One X2, A355.
SpecificationLife One X2A355
Dimensions (HxWxD)
  • 148 Х 72.4 Х 9.5 mm
  • 115.3 Х 63.3 Х 10.2 mm
Weight
  • 166 g
  • 97.5 g
Technology
  • IPS LCD
Unknown
Screen size
  • 5.2" inch
  • 3.5" inch
Screen resolution
  • 1080 x 1920 px
  • 320 x 480 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
  • 512 MB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3150 mAh
  • Non-removable Li-Po
  • 1200 mAh
  • Li-Ion
Operating system OS
  • Android 6.0.1 (Marshmallow)
  • Android 4.4.2 (KitKat)
Chipset
  • Qualcomm MSM8937 Snapdragon 430 (28 nm)
  • Spreadtrum 7715
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Life One X2, A355.
SpecificationLife One X2A355
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 74.5 cm2
  • 36.5 cm2
Screen format
  • 16:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 69.6%
  • 50.0%
PPI /points per inch/
  • 424 PPI
  • 165 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Life One X2, A355.
SpecificationLife One X2A355
Rear camera, main
  • 16 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 16 MP
  • PDAF
  • f/2.0
  • 2 MP
Functions
  • LED flash
  • Dual-LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 8 MP
  • VGA
Performance

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

Performance — specifications for Life One X2, A355.
SpecificationLife One X2A355
Processor CPU
  • Octa-core 1.4 GHz Cortex-A53
  • 1.0 GHz
Graphics processor GPU
  • Adreno 505
  • Mali-400
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, A355.
SpecificationLife One X2A355
Release date
  • 2016
  • September
  • 2015
  • May
Colors
  • Gray
  • Rose Gold
  • Light Blue
  • Dart Blue
  • Red
  • Yellow
  • White
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)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Life One X2, A355.
SpecificationLife One X2A355
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual 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 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • Yes
USB
  • microUSB 2.0
  • USB Host
  • microUSB
Bluetooth
  • 4.0
  • A2DP
  • 2.0
Harmful irradiation Unknown
  • SAR EU - 0.49 W/kg (head) 0.84 W/kg (body)
Music and Audio
Music and Audio — specifications for Life One X2, A355.
SpecificationLife One X2A355
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Life One X2, A355.
SpecificationLife One X2A355
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • Sensors Accelerometer