Celkon A355 vs Lenovo Vibe X2

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

    A355: 22.5 g lighter

    A355:
    97.5 g
    Vibe X2:
    120 g
  • Width

    A355: 5.3 mm narrower

    A355:
    63.3 mm
    Vibe X2:
    68.6 mm
  • Screen diagonal

    A355: 1.5 in smaller diagonal

    A355:
    3.5 in
    Vibe X2:
    5 in
  • Chipset

    A355:
    Spreadtrum 7715
    Vibe X2:
    MediaTek MT6595M
  • Depth

    Vibe X2: 2.9 mm thinner

    A355:
    10.2 mm
    Vibe X2:
    7.3 mm
  • Height

    A355: 24.9 mm shorter

    A355:
    115.3 mm
    Vibe X2:
    140.2 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. A355

    Height:
    115.3 mm
    Width:
    63.3 mm
    Depth:
    10.2 mm +2.9 mm versus Vibe X2
  2. 2. Vibe X2

    Height:
    140.2 mm +24.9 mm versus A355
    Width:
    68.6 mm +5.3 mm versus A355
    Depth:
    7.3 mm

Weight

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

  1. 1. A355

    97.5 g

  2. 2. Vibe X2

    120 g

    +22.5 g versus A355

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. A355

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²
  2. 2. Vibe X2

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

Vibe X2 has approximately 88.9% 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.

Recorded RAM for A355, Vibe X2, compared at the same storage capacity.
StorageA355Vibe X2
32 GB Unknown 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. A355

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB

2. Vibe X2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
No

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. A355

    1200 mAh

  2. 2. Vibe X2

    2300 mAh

    +1100 mAh versus A355

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. A3552. Vibe X2

Everyday essentials
Everyday essentials — specifications for A355, Vibe X2.
SpecificationA355Vibe X2
Dimensions (HxWxD)
  • 115.3 Х 63.3 Х 10.2 mm
  • 140.2 Х 68.6 Х 7.3 mm
Weight
  • 97.5 g
  • 120 g
Technology Unknown
  • IPS LCD
Screen size
  • 3.5" inch
  • 5" inch
Screen resolution
  • 320 x 480 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB
  • 256 MB RAM
  • 32 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Li-Ion
  • 2300 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 4.4 (KitKat)
  • upgradable to 5.0 (Lollipop)
Chipset
  • Spreadtrum 7715
  • MediaTek MT6595M
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A355, Vibe X2.
SpecificationA355Vibe X2
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 36.5 cm2
  • 68.9 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 50.0%
  • 71.7%
PPI /points per inch/
  • 165 PPI
  • 441 PPI
Camera and Video
Camera and Video — specifications for A355, Vibe X2.
SpecificationA355Vibe X2
Rear camera, main
  • 2 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 2 MP
  • 13 MP
  • AF
  • f/2.2
Functions
  • Dual-LED flash
  • LED flash
  • panorama
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • VGA
  • 5 MP
Performance

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

Performance — specifications for A355, Vibe X2.
SpecificationA355Vibe X2
Processor CPU
  • 1.0 GHz
  • Octa-core (4x2.0 GHz Cortex-A17 & 4x1.7 GHz Cortex-A7)
Graphics processor GPU
  • Mali-400
  • PowerVR G600
Antutu 7 score * Unknown
  • 40125
GeekBench 4 Single Core * Unknown
  • 1020
GeekBench 4 Multi-Core * Unknown
  • 3275
GeekBench 4 RenderScript * Unknown
  • 1214
General specs
General specs — specifications for A355, Vibe X2.
SpecificationA355Vibe X2
Release date
  • 2015
  • May
  • 2014
  • September
Colors
  • Light Blue
  • Dart Blue
  • Red
  • Yellow
  • White
  • White
  • Gold
  • Red
  • Charcoal
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 270 EUR
Battery life Unknown
  • Stand by time- Up to 228 h (2G) / Up to 216 h (3G) Talking time- Up to 17 h (2G) / Up to 19 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for A355, Vibe X2.
SpecificationA355Vibe X2
SIM card
  • Dual SIM
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM/Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1700 / 1900 / 2100 HSDPA 850 / 900 / 2100 HSDPA 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 20(800) LTE band 1(2100)
  • 30(2300) LTE band 1(2100)
  • 40(2300)
Speed
  • HSPA
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n/ac
  • dual band
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • 4.1
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.49 W/kg (head) 0.84 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for A355, Vibe X2.
SpecificationA355Vibe X2
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for A355, Vibe X2.
SpecificationA355Vibe X2
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer
  • proximity
  • compass - Air gestures - Also known as Lenovo Vibe X2 Dual SIM with dual-SIM card slots