Asus Zenfone Go ZB551KL vs Celkon A900

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

    Zenfone Go ZB551KL: 25 g lighter

    Zenfone Go ZB551KL:
    160 g
    A900:
    185 g
  • Width

    Zenfone Go ZB551KL: 4.8 mm narrower

    Zenfone Go ZB551KL:
    76.9 mm
    A900:
    81.7 mm
  • Screen diagonal

    A900: 0.5 in smaller diagonal

    Zenfone Go ZB551KL:
    5.5 in
    A900:
    5 in
  • Depth

    A900: 0.5 mm thinner

    Zenfone Go ZB551KL:
    10.7 mm
    A900:
    10.2 mm
  • Release year

    Zenfone Go ZB551KL:
    2016
    A900:
    2012

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. Zenfone Go ZB551KL

    Height:
    151 mm
    Width:
    76.9 mm
    Depth:
    10.7 mm +0.5 mm versus A900
  2. 2. A900

    Height:
    152.8 mm
    Width:
    81.7 mm +4.8 mm versus Zenfone Go ZB551KL
    Depth:
    10.2 mm

Weight

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

  1. 1. Zenfone Go ZB551KL

    160 g

  2. 2. A900

    185 g

    +25 g versus Zenfone Go ZB551KL

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. Zenfone Go ZB551KL

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. A900

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    71.2 cm²

Zenfone Go ZB551KL has approximately 17.2% more rectangular screen area than A900.

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 Zenfone Go ZB551KL, A900, compared at the same storage capacity.
StorageZenfone Go ZB551KLA900
16 GB 2 GB RAM Unknown
32 GB 2 GB RAM Unknown

Practical features

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

1. Zenfone Go ZB551KL

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

2. A900

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (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. Zenfone Go ZB551KL

    3010 mAh

    +1010 mAh versus A900

  2. 2. A900

    2000 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. Zenfone Go ZB551KL2. A900

Everyday essentials
Everyday essentials — specifications for Zenfone Go ZB551KL, A900.
SpecificationZenfone Go ZB551KLA900
Dimensions (HxWxD)
  • 151 Х 76.9 Х 10.7 mm
  • 152.8 Х 81.7 Х 10.2 mm
Weight
  • 160 g
  • 185 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.5" inch
  • 5" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16/32 GB
  • 2 GB RAM
Unknown
Memory card support
  • microSD
  • up to 64 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3010 mAh
  • Removable Li-Ion
  • 2000 mAh
  • Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 2.3.6 (Gingerbread)
Chipset
  • Qualcomm MSM8928 Snapdragon 400 (28 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Zenfone Go ZB551KL, A900.
SpecificationZenfone Go ZB551KLA900
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 83.4 cm2
  • 71.2 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 71.8%
  • 57.0%
PPI /points per inch/
  • 267 PPI
  • 187 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Zenfone Go ZB551KL, A900.
SpecificationZenfone Go ZB551KLA900
Rear camera, main
  • 8 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 8 MP or 13 MP
  • AF
  • f/2.0
  • 5 MP
Functions
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 5 MP
  • f/2.0
Unknown
Performance

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

Performance — specifications for Zenfone Go ZB551KL, A900.
SpecificationZenfone Go ZB551KLA900
Processor CPU
  • Quad-core 1.6 GHz Cortex-A7
  • 1.0 GHz
Graphics processor GPU
  • Adreno 305
Unknown
Antutu 7 score *
  • 23458
Unknown
General specs
General specs — specifications for Zenfone Go ZB551KL, A900.
SpecificationZenfone Go ZB551KLA900
Release date
  • 2016
  • April
  • 2012
  • November
Colors
  • Charcoal Black
  • Pearl White
  • Lake Blue
  • Glacier Gray
  • Sheer Gold
  • Glamour Red
  • Floral Pink
  • Silver Blue
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
  • 120 EUR
Battery life
  • Stand by time- Up to 335 h (3G) Talking time- Up to 16 h (3G)
  • Stand by time- Up to 350 h Talking time- Up to 8 h 20 min
Communication and Connectivity
Communication and Connectivity — specifications for Zenfone Go ZB551KL, A900.
SpecificationZenfone Go ZB551KLA900
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM (Mini-SIM)
Network
  • 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)
  • 2(1900)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800) - Global LTE band 1(2100)
  • 5(850) - India
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 21.1/5.76 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
  • GLONASS
  • BDS
  • Yes
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • Yes
Music and Audio
Music and Audio — specifications for Zenfone Go ZB551KL, A900.
SpecificationZenfone Go ZB551KLA900
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Zenfone Go ZB551KL, A900.
SpecificationZenfone Go ZB551KLA900
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer MP3/WAV/eAAC player -MP4/H.264 player -Document viewer -Photo viewer/editor