Asus Zenfone Go ZB551KL vs ZTE Libra

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.

  • Screen diagonal

    Libra: 2 in smaller diagonal

    Zenfone Go ZB551KL:
    5.5 in
    Libra:
    3.5 in
  • Chipset

    Zenfone Go ZB551KL:
    Qualcomm MSM8928 Snapdragon 400 (28 nm)
    Libra:
    Qualcomm MSM7227 Snapdragon S1
  • Release year

    Zenfone Go ZB551KL:
    2016
    Libra:
    2011

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
    Weight:
    160 g
  2. 2. Libra

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown
    Weight:
    Unknown

    Unavailable dimensions are omitted from the drawing.

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. Libra

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

Zenfone Go ZB551KL has approximately 139.2% more rectangular screen area than Libra.

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, Libra, compared at the same storage capacity.
StorageZenfone Go ZB551KLLibra
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. Libra

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD (dedicated slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. Libra

Everyday essentials
Everyday essentials — specifications for Zenfone Go ZB551KL, Libra.
SpecificationZenfone Go ZB551KLLibra
Dimensions (HxWxD)
  • 151 Х 76.9 Х 10.7 mm
  • Х Х mm
Weight
  • 160 g
  • 0 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.5" inch
  • 3.5" 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 (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3010 mAh
  • Removable Li-Ion
  • 0 mAh,
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 2.1 (Eclair)
  • upgradable to 2.2 (Froyo)
Chipset
  • Qualcomm MSM8928 Snapdragon 400 (28 nm)
  • Qualcomm MSM7227 Snapdragon S1
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Zenfone Go ZB551KL, Libra.
SpecificationZenfone Go ZB551KLLibra
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 83.4 cm2
  • 34.9 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 71.8%
Unknown
PPI /points per inch/
  • 267 PPI
  • 267 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Zenfone Go ZB551KL, Libra.
SpecificationZenfone Go ZB551KLLibra
Rear camera, main
  • 8 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 8 MP or 13 MP
  • AF
  • f/2.0
  • 3.15 MP
Functions
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 0 MP,
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, Libra.
SpecificationZenfone Go ZB551KLLibra
Processor CPU
  • Quad-core 1.6 GHz Cortex-A7
  • 600 MHz ARM 11
Graphics processor GPU
  • Adreno 305
  • Adreno 200
Antutu 7 score *
  • 23458
Unknown
General specs
General specs — specifications for Zenfone Go ZB551KL, Libra.
SpecificationZenfone Go ZB551KLLibra
Release date
  • 2016
  • April
  • 2011
  • February
Colors
  • Charcoal Black
  • Pearl White
  • Lake Blue
  • Glacier Gray
  • Sheer Gold
  • Glamour Red
  • Floral Pink
  • Silver Blue
  • Black
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
  • 190 EUR
Battery life
  • Stand by time- Up to 335 h (3G) Talking time- Up to 16 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Zenfone Go ZB551KL, Libra.
SpecificationZenfone Go ZB551KLLibra
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 / 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 850 / 900 / 1800 / 1900
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
  • hotspot (Android 2.2)
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for Zenfone Go ZB551KL, Libra.
SpecificationZenfone Go ZB551KLLibra
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Zenfone Go ZB551KL, Libra.
SpecificationZenfone Go ZB551KLLibra
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity
  • compass - MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -Voice memo -Predictive text input - Also known as ZTE X880