BLU C4 vs verykool SL5011 Spark LTE

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

    C4: 35 g lighter

    C4:
    118 g
    SL5011 Spark LTE:
    153 g
  • Width

    C4: 6.9 mm narrower

    C4:
    64.2 mm
    SL5011 Spark LTE:
    71.1 mm
  • Screen diagonal

    C4: 1 in smaller diagonal

    C4:
    4 in
    SL5011 Spark LTE:
    5 in
  • Depth

    SL5011 Spark LTE: 3.4 mm thinner

    C4:
    10.9 mm
    SL5011 Spark LTE:
    7.5 mm
  • Height

    C4: 18.7 mm shorter

    C4:
    124.3 mm
    SL5011 Spark LTE:
    143 mm
  • Release year

    C4:
    2018
    SL5011 Spark LTE:
    2016

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 +3.4 mm versus SL5011 Spark LTE
  2. 2. SL5011 Spark LTE

    Height:
    143 mm +18.7 mm versus C4
    Width:
    71.1 mm +6.9 mm versus C4
    Depth:
    7.5 mm

Weight

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

  1. 1. C4

    118 g

  2. 2. SL5011 Spark LTE

    153 g

    +35 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. SL5011 Spark LTE

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

SL5011 Spark LTE has approximately 51.3% 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, SL5011 Spark LTE, compared at the same storage capacity.
StorageC4SL5011 Spark LTE
16 GB Unknown 1 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. SL5011 Spark LTE

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

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. SL5011 Spark LTE

    2200 mAh

    +900 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. SL5011 Spark LTE

Everyday essentials
Everyday essentials — specifications for C4, SL5011 Spark LTE.
SpecificationC4SL5011 Spark LTE
Dimensions (HxWxD)
  • 124.3 Х 64.2 Х 10.9 mm
  • 143 Х 71.1 Х 7.5 mm
Weight
  • 118 g
  • 153 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4" inch
  • 5" inch
Screen resolution
  • 480 x 800 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 512 MB RAM
  • 16 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 64 GB (dedicated slot) - single-SIM model
Battery Capacity is not battery life. No endurance test is implied.
  • 1300 mAh
  • Li-Po
  • 2200 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Android 5.1 (Lollipop)
Chipset Unknown
  • Mediatek MT6735P (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for C4, SL5011 Spark LTE.
SpecificationC4SL5011 Spark LTE
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 45.5 cm2
  • 68.9 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 57.1%
  • 67.8%
PPI /points per inch/
  • 233 PPI
  • 294 PPI
Screen protection Unknown
  • Scratch-resistant glass
Camera and Video
Camera and Video — specifications for C4, SL5011 Spark LTE.
SpecificationC4SL5011 Spark LTE
Rear camera, main
  • 5 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 5 MP
  • 13 MP
  • f/2.2
  • 1/4''
  • 1.12µm
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 720p@30fps
  • 720p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 5 MP
  • 8 MP
  • f/2.8
  • 1/3.2''
  • 1.4µm
Performance

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

Performance — specifications for C4, SL5011 Spark LTE.
SpecificationC4SL5011 Spark LTE
Processor CPU
  • Quad-core 1.3 GHz
  • Quad-core 1.0 GHz Cortex-A53
Graphics processor GPU
  • Mali-400
  • Mali-T720MP2
Antutu 7 score *
  • 21722
Unknown
General specs
General specs — specifications for C4, SL5011 Spark LTE.
SpecificationC4SL5011 Spark LTE
Release date
  • 2018
  • August
  • 2016
  • February
Colors
  • Black
  • Gold
  • Blue
  • Black/Silver
  • White/Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 50 USD
  • 160 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)
  • Stand by time- Up to 264 h (3G) Talking time- Up to 8 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for C4, SL5011 Spark LTE.
SpecificationC4SL5011 Spark LTE
SIM card
  • Dual SIM (Micro-SIM)
  • Single SIM (Micro-SIM)Dual SIM (Micro-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 (dual-SIM model only) -3G - HSDPA 850 / 1700(AWS) / 1900 -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 17(700)
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.1
  • 4.0
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR - 0.32 W/kg (head) 0.88 W/kg (body)
Music and Audio
Music and Audio — specifications for C4, SL5011 Spark LTE.
SpecificationC4SL5011 Spark LTE
Radio
  • FM radio
Unknown
Other features
Other features — specifications for C4, SL5011 Spark LTE.
SpecificationC4SL5011 Spark LTE
Dop
  • Sensors Accelerometer For USA
  • Sensors Accelerometer
  • proximity