BLU C4 vs vivo X27

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

    C4:
    LCD
    X27:
    OLED
  • Weight

    C4: 70 g lighter

    C4:
    118 g
    X27:
    188 g
  • Width

    C4: 10.1 mm narrower

    C4:
    64.2 mm
    X27:
    74.3 mm
  • Screen diagonal

    C4: 2.39 in smaller diagonal

    C4:
    4 in
    X27:
    6.39 in
  • Rear camera layout

    C4:
    Single
    X27:
    Triple
  • Depth

    X27: 1.9 mm thinner

    C4:
    10.9 mm
    X27:
    9 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. C4

    Height:
    124.3 mm
    Width:
    64.2 mm
    Depth:
    10.9 mm +1.9 mm versus X27
  2. 2. X27

    Height:
    157.7 mm +33.4 mm versus C4
    Width:
    74.3 mm +10.1 mm versus C4
    Depth:
    9 mm

Weight

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

  1. 1. C4

    118 g

  2. 2. X27

    188 g

    +70 g versus C4

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. C4

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. X27

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

X27 has approximately 120.1% more rectangular screen area than C4.

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 C4, X27, compared at the same storage capacity.
StorageC4X27
256 GB Unknown 8 GB RAM
C4: Original memory entry

8 GB · 512 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. C4

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

2. X27

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

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. C4

    1300 mAh

  2. 2. X27

    4000 mAh

    +2700 mAh versus C4

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. C42. X27

Everyday essentials
Everyday essentials — specifications for C4, X27.
SpecificationC4X27
Dimensions (HxWxD)
  • 124.3 Х 64.2 Х 10.9 mm
  • 157.7 Х 74.3 Х 9 mm
Weight
  • 118 g
  • 188 g
Technology
  • IPS LCD
  • Super AMOLED
Screen size
  • 4" inch
  • 6.39" inch
Screen resolution
  • 480 x 800 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 512 MB RAM
  • 256 GB
  • 8 GB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1300 mAh
  • Li-Po
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Android 9.0 (Pie); Funtouch 9
Chipset Unknown
  • Qualcomm SDM710 Snapdragon 710 (10 nm)
NFC Unknown
  • Yes (market dependent)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for C4, X27.
SpecificationC4X27
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 45.5 cm2
  • 101.7 cm2
Screen format
  • 5:3 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 57.1%
  • 86.8%
PPI /points per inch/
  • 233 PPI
  • 400 PPI
Camera and Video
Camera and Video — specifications for C4, X27.
SpecificationC4X27
Rear camera, main
  • 5 MP
  • Single
  • 48 MP
  • Triple
Camera specs
  • 5 MP
  • 48 MP
  • f/1.8
  • 1/2''
  • 0.8µm
  • PDAF -13 MP
  • 13mm (ultrawide) -5 MP
  • f/2.4
  • depth sensor
Functions
  • LED flash
  • HDR
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 5 MP
  • Motorized pop-up 16 MP
Performance

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

Performance — specifications for C4, X27.
SpecificationC4X27
Processor CPU
  • Quad-core 1.3 GHz
  • Octa-core (2x2.2 GHz 360 Gold & 6x1.7 GHz Kryo 360 Silver)
Graphics processor GPU
  • Mali-400
  • Adreno 616
Antutu 7 score *
  • 21722
Unknown
GeekBench 4 Single Core * Unknown
  • 3326
GeekBench 4 Multi-Core * Unknown
  • 11720
Antutu 8 score * Unknown
  • 215410
General specs
General specs — specifications for C4, X27.
SpecificationC4X27
Release date
  • 2018
  • August
  • 2019
  • March
Colors
  • Black
  • Gold
  • Blue
  • Blue
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 50 USD
  • 480 EUR
Battery life
  • Stand by time- Up to 400 h (2G) / Up to 450 h (3G) Talking time- Up to 18 h (2G) / Up to 13 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for C4, X27.
SpecificationC4X27
SIM card
  • Dual SIM (Micro-SIM)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • 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)
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat12 600/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 2.1
  • 5.0
  • A2DP
  • LE
  • EDR
  • aptX
Music and Audio
Music and Audio — specifications for C4, X27.
SpecificationC4X27
Radio
  • FM radio
Unknown
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for C4, X27.
SpecificationC4X27
Dop
  • Sensors Accelerometer For USA
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 18W