Asus Zenfone Go ZB551KL vs Xiaomi Poco 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

    Zenfone Go ZB551KL: 48 g lighter

    Zenfone Go ZB551KL:
    160 g
    Poco X2:
    208 g
  • Screen diagonal

    Zenfone Go ZB551KL: 1.17 in smaller diagonal

    Zenfone Go ZB551KL:
    5.5 in
    Poco X2:
    6.67 in
  • Chipset

    Zenfone Go ZB551KL:
    Qualcomm MSM8928 Snapdragon 400 (28 nm)
    Poco X2:
    Qualcomm SDM730 Snapdragon 730G (8 nm)
  • Rear camera layout

    Zenfone Go ZB551KL:
    Single
    Poco X2:
    Quad
  • Depth

    Poco X2: 1.9 mm thinner

    Zenfone Go ZB551KL:
    10.7 mm
    Poco X2:
    8.8 mm
  • Height

    Zenfone Go ZB551KL: 14.3 mm shorter

    Zenfone Go ZB551KL:
    151 mm
    Poco X2:
    165.3 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. Zenfone Go ZB551KL

    Height:
    151 mm
    Width:
    76.9 mm
    Depth:
    10.7 mm +1.9 mm versus Poco X2
  2. 2. Poco X2

    Height:
    165.3 mm +14.3 mm versus Zenfone Go ZB551KL
    Width:
    76.6 mm
    Depth:
    8.8 mm

Weight

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

  1. 1. Zenfone Go ZB551KL

    160 g

  2. 2. Poco X2

    208 g

    +48 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. Poco X2

    Screen diagonal:
    6.67 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    107.4 cm²

Poco X2 has approximately 28.8% more rectangular screen area than Zenfone Go ZB551KL.

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, Poco X2, compared at the same storage capacity.
StorageZenfone Go ZB551KLPoco X2
16 GB 2 GB RAM Not recorded
32 GB 2 GB RAM Not recorded
64 GB Not recorded 6 GB RAM
128 GB Not recorded 6 GB RAM
256 GB Not recorded 8 GB 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. Zenfone Go ZB551KL

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

2. Poco X2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC (uses shared SIM 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

  2. 2. Poco X2

    4500 mAh

    +1490 mAh versus Zenfone Go ZB551KL

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. Poco X2

Everyday essentials
Everyday essentials — specifications for Zenfone Go ZB551KL, Poco X2.
SpecificationZenfone Go ZB551KLPoco X2
Dimensions (HxWxD)
  • 151 Х 76.9 Х 10.7 mm
  • 165.3 Х 76.6 Х 8.8 mm
Weight
  • 160 g
  • 208 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 6.67" inch
Screen resolution
  • 720 x 1280 px
  • 1080 x 2400 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
  • 64GB 6GB RAM
  • 128GB 6GB RAM
  • 256GB 8GB RAM
Memory card support
  • microSD
  • up to 64 GB (dedicated slot)
  • microSDXC (uses shared SIM slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3010 mAh
  • Removable Li-Ion
  • 4500 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 10.0; MIUI 11
Chipset
  • Qualcomm MSM8928 Snapdragon 400 (28 nm)
  • Qualcomm SDM730 Snapdragon 730G (8 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Zenfone Go ZB551KL, Poco X2.
SpecificationZenfone Go ZB551KLPoco X2
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 107.4 cm2
Screen format
  • 16:9 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 71.8%
  • 84.8%
PPI /points per inch/
  • 267 PPI
  • 395 PPI
Screen protection
  • Corning Gorilla Glass 3
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for Zenfone Go ZB551KL, Poco X2.
SpecificationZenfone Go ZB551KLPoco X2
Rear camera, main
  • 8 MP
  • Single
  • 64 MP
  • Quad
Camera specs
  • 8 MP or 13 MP
  • AF
  • f/2.0
  • 64 MP
  • f/1.9
  • 26mm (wide)
  • 1/1.72''
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 13mm (ultrawide)
  • 1/4.0''
  • 1.12µm -2 MP
  • f/2.4
  • 1/5.0''
  • 1.75µm (dedicated macro camera) -2 MP
  • 1.75µm
  • depth sensor
Functions
  • Dual-LED dual-tone flash
  • HDR
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 20 MP
  • Dual
Specifications
  • 5 MP
  • f/2.0
  • 20 MP
  • f/2.2
  • 27mm (wide)
  • 1/3.4''
  • 0.8µm 2 MP
  • f/2.4
  • 1/5''
  • 1.75µm
  • depth sensor
Performance

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

Performance — specifications for Zenfone Go ZB551KL, Poco X2.
SpecificationZenfone Go ZB551KLPoco X2
Processor CPU
  • Quad-core 1.6 GHz Cortex-A7
  • Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
Graphics processor GPU
  • Adreno 305
  • Adreno 618
Antutu 7 score *
  • 23458
Unknown
Antutu 8 score * Unknown
  • 279215
GeekBench 5 Single Core * Unknown
  • 489
GeekBench 5 Multi-Core * Unknown
  • 1576
General specs
General specs — specifications for Zenfone Go ZB551KL, Poco X2.
SpecificationZenfone Go ZB551KLPoco X2
Release date
  • 2016
  • April
  • 2020
  • February
Colors
  • Charcoal Black
  • Pearl White
  • Lake Blue
  • Glacier Gray
  • Sheer Gold
  • Glamour Red
  • Floral Pink
  • Silver Blue
  • Atlantis Blue
  • Matrix Purple
  • Phoenix Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
  • 200 EUR
Battery life
  • Stand by time- Up to 335 h (3G) Talking time- Up to 16 h (3G)
Unknown
Body build Unknown
  • Glass front (Gorilla Glass 5)
  • glass back (Gorilla Glass 5)
  • aluminum frame
Communication and Connectivity
Communication and Connectivity — specifications for Zenfone Go ZB551KL, Poco X2.
SpecificationZenfone Go ZB551KLPoco X2
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
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 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 5.0
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR - 1.08 W/kg (head) 0.62 W/kg (body)
Music and Audio
Music and Audio — specifications for Zenfone Go ZB551KL, Poco X2.
SpecificationZenfone Go ZB551KLPoco X2
Radio
  • FM radio
  • FM radio
  • recording
Others Unknown
  • HDR10 -120Hz refresh rate -500 nits typ. brightness
  • 24-bit/192kHz audio
Other features
Other features — specifications for Zenfone Go ZB551KL, Poco X2.
SpecificationZenfone Go ZB551KLPoco X2
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging 27W (100% in 68 min) - Splash resistant - Also known as Xiaomi POCO X2 Special Edition