verykool s4002 Leo vs verykool s5028 Bolt

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

    s4002 Leo: 42 g lighter

    s4002 Leo:
    112 g
    s5028 Bolt:
    154 g
  • Width

    s4002 Leo: 9.8 mm narrower

    s4002 Leo:
    63 mm
    s5028 Bolt:
    72.8 mm
  • Screen diagonal

    s4002 Leo: 1 in smaller diagonal

    s4002 Leo:
    4 in
    s5028 Bolt:
    5 in
  • Chipset

    s4002 Leo:
    Mediatek MT6571E
    s5028 Bolt:
    Spreadtrum SC7731C
  • Depth

    s5028 Bolt: 0.7 mm thinner

    s4002 Leo:
    10.7 mm
    s5028 Bolt:
    10 mm
  • Height

    s4002 Leo: 22.8 mm shorter

    s4002 Leo:
    122 mm
    s5028 Bolt:
    144.8 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. s4002 Leo

    Height:
    122 mm
    Width:
    63 mm
    Depth:
    10.7 mm +0.7 mm versus s5028 Bolt
  2. 2. s5028 Bolt

    Height:
    144.8 mm +22.8 mm versus s4002 Leo
    Width:
    72.8 mm +9.8 mm versus s4002 Leo
    Depth:
    10 mm

Weight

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

  1. 1. s4002 Leo

    112 g

  2. 2. s5028 Bolt

    154 g

    +42 g versus s4002 Leo

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. s4002 Leo

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. s5028 Bolt

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

s5028 Bolt has approximately 51.3% more rectangular screen area than s4002 Leo.

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 s4002 Leo, s5028 Bolt, compared at the same storage capacity.
Storages4002 Leos5028 Bolt
8 GB Unknown 1 GB RAM
s4002 Leo: Original memory entry

512 MB · 256 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. s4002 Leo

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB

2. s5028 Bolt

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. s4002 Leo

    1450 mAh

  2. 2. s5028 Bolt

    2000 mAh

    +550 mAh versus s4002 Leo

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. s4002 Leo2. s5028 Bolt

Everyday essentials
Everyday essentials — specifications for s4002 Leo, s5028 Bolt.
Specifications4002 Leos5028 Bolt
Dimensions (HxWxD)
  • 122 Х 63 Х 10.7 mm
  • 144.8 Х 72.8 Х 10 mm
Weight
  • 112 g
  • 154 g
Technology
  • TFT
  • TFT
Screen size
  • 4" inch
  • 5" inch
Screen resolution
  • 480 x 800 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB
  • 256 MB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1450 mAh
  • Li-Ion
  • 2000 mAh
  • Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 6.0 (Marshmallow)
Chipset
  • Mediatek MT6571E
  • Spreadtrum SC7731C
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for s4002 Leo, s5028 Bolt.
Specifications4002 Leos5028 Bolt
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
  • 59.3%
  • 65.4%
PPI /points per inch/
  • 233 PPI
  • 196 PPI
Camera and Video
Camera and Video — specifications for s4002 Leo, s5028 Bolt.
Specifications4002 Leos5028 Bolt
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • 8 MP
  • AF
  • f/2.4
Functions
  • LED flash
  • LED flash
  • panorama
Video
  • 720p@30fps
  • 720p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 1.3 MP
  • 2 MP
  • f/2.8
Performance
Performance — specifications for s4002 Leo, s5028 Bolt.
Specifications4002 Leos5028 Bolt
Processor CPU
  • Dual-core 1.3 GHz Cortex-A7
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Mali-400
  • Mali-400
General specs
General specs — specifications for s4002 Leo, s5028 Bolt.
Specifications4002 Leos5028 Bolt
Release date
  • 2015
  • January
  • 2017
  • April
Colors
  • Black
  • White
  • Yellow
  • Blue
  • Black
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 50 EUR
Unknown
Battery life
  • Stand by time- Up to 240 h (3G) Talking time- Up to 7 h (3G)
  • Stand by time- Up to 240 h (3G) Talking time- Up to 8 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for s4002 Leo, s5028 Bolt.
Specifications4002 Leos5028 Bolt
SIM card
  • Dual SIM (Mini-SIM)
  • Dual SIM (Micro-SIM/ Mini-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed Unknown
  • HSPA 21.1/5.76 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
  • 4.0
  • LE
  • 2.1
  • A2DP
Harmful irradiation
  • SAR EU - 0.49 W/kg (head) 0.74 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for s4002 Leo, s5028 Bolt.
Specifications4002 Leos5028 Bolt
Radio
  • FM radio
  • Stereo FM radio
Other features
Other features — specifications for s4002 Leo, s5028 Bolt.
Specifications4002 Leos5028 Bolt
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer