vivo X27 vs ZTE Blade A520

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.

  • Display technology

    OLED versus LCD

    X27:
    OLED
    Blade A520:
    LCD
  • Weight

    Blade A520: 58 g lighter

    X27:
    188 g
    Blade A520:
    130 g
  • Width

    Blade A520: 3.3 mm narrower

    X27:
    74.3 mm
    Blade A520:
    71 mm
  • Screen diagonal

    Blade A520: 1.39 in smaller diagonal

    X27:
    6.39 in
    Blade A520:
    5 in
  • Chipset

    X27:
    Qualcomm SDM710 Snapdragon 710 (10 nm)
    Blade A520:
    Mediatek MT6737 (28 nm)
  • Rear camera layout

    X27:
    Triple
    Blade A520:
    Single

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. X27

    Height:
    157.7 mm +13.7 mm versus Blade A520
    Width:
    74.3 mm +3.3 mm versus Blade A520
    Depth:
    9 mm +0.6 mm versus Blade A520
  2. 2. Blade A520

    Height:
    144 mm
    Width:
    71 mm
    Depth:
    8.4 mm

Weight

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

  1. 1. X27

    188 g

    +58 g versus Blade A520

  2. 2. Blade A520

    130 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. X27

    Screen diagonal:
    6.39 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.2 cm²
  2. 2. Blade A520

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

X27 has approximately 45.4% more rectangular screen area than Blade A520.

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 X27, Blade A520, compared at the same storage capacity.
StorageX27Blade A520
256 GB 8 GB RAM Unknown
Blade A520: Original memory entry

16 GB · 2 GB RAM 8 GB · 1 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. X27

NFC:
See details Yes (market dependent)
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB

2. Blade A520

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB (uses SIM 2 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. X27

    4000 mAh

    +1600 mAh versus Blade A520

  2. 2. Blade A520

    2400 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. X272. Blade A520

Everyday essentials
Everyday essentials — specifications for X27, Blade A520.
SpecificationX27Blade A520
Dimensions (HxWxD)
  • 157.7 Х 74.3 Х 9 mm
  • 144 Х 71 Х 8.4 mm
Weight
  • 188 g
  • 130 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 6.39" inch
  • 5" inch
Screen resolution
  • 1080 x 2340 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 256 GB
  • 8 GB RAM
  • 16 GB
  • 2 GB RAM 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 256 GB
  • microSD
  • up to 128 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Po
  • 2400 mAh
  • Removable Li-Ion
Operating system OS
  • Android 9.0 (Pie); Funtouch 9
  • Android 7.0 (Nougat)
Chipset
  • Qualcomm SDM710 Snapdragon 710 (10 nm)
  • Mediatek MT6737 (28 nm)
NFC
  • Yes (market dependent)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for X27, Blade A520.
SpecificationX27Blade A520
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 101.7 cm2
  • 68.9 cm2
Screen format
  • 19.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 86.8%
  • 67.4%
PPI /points per inch/
  • 400 PPI
  • 294 PPI
Camera and Video
Camera and Video — specifications for X27, Blade A520.
SpecificationX27Blade A520
Rear camera, main
  • 48 MP
  • Triple
  • 8 MP
  • Single
Camera specs
  • 48 MP
  • f/1.8
  • 1/2''
  • 0.8µm
  • PDAF -13 MP
  • 13mm (ultrawide) -5 MP
  • f/2.4
  • depth sensor
  • 8 MP
  • AF
Functions
  • HDR
  • LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 8 MP
  • Single
Specifications
  • Motorized pop-up 16 MP
  • 8 MP or 2 MP
Performance

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

Performance — specifications for X27, Blade A520.
SpecificationX27Blade A520
Processor CPU
  • Octa-core (2x2.2 GHz 360 Gold & 6x1.7 GHz Kryo 360 Silver)
  • Quad-core 1.25 GHz Cortex-A53
Graphics processor GPU
  • Adreno 616
  • Mali-T720MP2
Antutu 7 score * Unknown
  • 27862
GeekBench 4 Single Core *
  • 3326
  • 517
GeekBench 4 Multi-Core *
  • 11720
  • 1442
Antutu 8 score *
  • 215410
Unknown
General specs
General specs — specifications for X27, Blade A520.
SpecificationX27Blade A520
Release date
  • 2019
  • March
  • 2017
  • March
Colors
  • Blue
  • Gold
  • Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 480 EUR
  • 80 EUR
Communication and Connectivity
Communication and Connectivity — specifications for X27, Blade A520.
SpecificationX27Blade A520
SIM card
  • Dual SIM (Nano-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 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 1900 / 2100 HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat12 600/50 Mbps
  • HSPA
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • EDR
  • aptX
  • 4.1
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for X27, Blade A520.
SpecificationX27Blade A520
Radio Unknown
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for X27, Blade A520.
SpecificationX27Blade A520
Dop
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 18W
  • Sensors Accelerometer