verykool s4002 Leo vs Xiaomi Redmi S2

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: 58 g lighter

    s4002 Leo:
    112 g
    Redmi S2:
    170 g
  • Width

    s4002 Leo: 14.3 mm narrower

    s4002 Leo:
    63 mm
    Redmi S2:
    77.3 mm
  • Screen diagonal

    s4002 Leo: 1.99 in smaller diagonal

    s4002 Leo:
    4 in
    Redmi S2:
    5.99 in
  • Chipset

    s4002 Leo:
    Mediatek MT6571E
    Redmi S2:
    Qualcomm MSM8953 Snapdragon 625 (14 nm)
  • Rear camera layout

    s4002 Leo:
    Single
    Redmi S2:
    Dual
  • Depth

    Redmi S2: 2.6 mm thinner

    s4002 Leo:
    10.7 mm
    Redmi S2:
    8.1 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 +2.6 mm versus Redmi S2
  2. 2. Redmi S2

    Height:
    160.7 mm +38.7 mm versus s4002 Leo
    Width:
    77.3 mm +14.3 mm versus s4002 Leo
    Depth:
    8.1 mm

Weight

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

  1. 1. s4002 Leo

    112 g

  2. 2. Redmi S2

    170 g

    +58 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. Redmi S2

    Screen diagonal:
    5.99 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    92.6 cm²

Redmi S2 has approximately 103.3% 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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

s4002 Leo: Original memory entry

512 MB · 256 MB RAM

Redmi S2: Original memory entry

64 GB · 4 GB RAM 32 GB · 3 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. s4002 Leo

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

2. Redmi S2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (dedicated 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. s4002 Leo

    1450 mAh

  2. 2. Redmi S2

    3080 mAh

    +1630 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. Redmi S2

Everyday essentials
Everyday essentials — specifications for s4002 Leo, Redmi S2.
Specifications4002 LeoRedmi S2
Dimensions (HxWxD)
  • 122 Х 63 Х 10.7 mm
  • 160.7 Х 77.3 Х 8.1 mm
Weight
  • 112 g
  • 170 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 4" inch
  • 5.99" inch
Screen resolution
  • 480 x 800 px
  • 720 x 1440 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB
  • 256 MB RAM
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1450 mAh
  • Li-Ion
  • 3080 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 8.1 (Oreo); MIUI 10
Chipset
  • Mediatek MT6571E
  • Qualcomm MSM8953 Snapdragon 625 (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for s4002 Leo, Redmi S2.
Specifications4002 LeoRedmi S2
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 45.5 cm2
  • 92.6 cm2
Screen format
  • 5:3 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 59.3%
  • 74.5%
PPI /points per inch/
  • 233 PPI
  • 269 PPI
Camera and Video
Camera and Video — specifications for s4002 Leo, Redmi S2.
Specifications4002 LeoRedmi S2
Rear camera, main
  • 5 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 5 MP
  • 12 MP
  • f/2.2
  • 1.25µm
  • PDAF -5 MP
  • depth sensor
Functions
  • LED flash
  • HDR
  • LED flash
Video
  • 720p@30fps
  • 1080p@30fps (gyro-EIS)
Front camera, selfie
  • 1.3 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 1.3 MP
  • 16 MP
Performance

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

Performance — specifications for s4002 Leo, Redmi S2.
Specifications4002 LeoRedmi S2
Processor CPU
  • Dual-core 1.3 GHz Cortex-A7
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • Mali-400
  • Adreno 506
Antutu 7 score * Unknown
  • 78926
GeekBench 4 Single Core * Unknown
  • 835
GeekBench 4 Multi-Core * Unknown
  • 4087
GeekBench 5 Single Core * Unknown
  • 168
GeekBench 5 Multi-Core * Unknown
  • 985
General specs
General specs — specifications for s4002 Leo, Redmi S2.
Specifications4002 LeoRedmi S2
Release date
  • 2015
  • January
  • 2018
  • May
Colors
  • Black
  • White
  • Yellow
  • Blue
  • Gray
  • Gold
  • Rose Gold
  • Mesmerising Blue
  • Stunning Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 50 EUR
  • 150 EUR
Battery life
  • Stand by time- Up to 240 h (3G) Talking time- Up to 7 h (3G)
Unknown
Body build Unknown
  • Front glass
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for s4002 Leo, Redmi S2.
Specifications4002 LeoRedmi S2
SIM card
  • Dual SIM (Mini-SIM)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA - China -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300) - Global LTE band 1(2100)
  • 40(2300)
  • 41(2500) - India LTE band 1(2100)
  • 34(2000)
  • 39(1900)
  • 41(2500) - China
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • LE
  • 4.2
  • A2DP
  • LE
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, Redmi S2.
Specifications4002 LeoRedmi S2
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for s4002 Leo, Redmi S2.
Specifications4002 LeoRedmi S2
Dop
  • Sensors Accelerometer
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Charging 5V/2A 10W - Also known as Xiaomi Redmi Y2 in India