Samsung DoubleTime I857 vs Yezz Billy 5S 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.

  • Screen diagonal

    DoubleTime I857: 1.8 in smaller diagonal

    DoubleTime I857:
    3.2 in
    Billy 5S LTE:
    5 in
  • Chipset

    DoubleTime I857:
    Qualcomm MSM7230
    Billy 5S LTE:
    Qualcomm MSM8916 Snapdragon 410 (28 nm) -Qualcomm MSM8926 Snapdragon 400 (28 nm)
  • Release year

    DoubleTime I857:
    2011
    Billy 5S LTE:
    2015

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. DoubleTime I857

    Height:
    113 mm
    Width:
    62 mm
    Depth:
    15 mm
    Weight:
    148 g
  2. 2. Billy 5S LTE

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown
    Weight:
    Unknown

    Unavailable dimensions are omitted from the drawing.

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. DoubleTime I857

    Screen diagonal:
    3.2 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    30.5 cm²
  2. 2. Billy 5S LTE

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

Billy 5S LTE has approximately 126% more rectangular screen area than DoubleTime I857.

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 DoubleTime I857, Billy 5S LTE, compared at the same storage capacity.
StorageDoubleTime I857Billy 5S LTE
8 GB Unknown 1 GB RAM
DoubleTime I857: Original memory entry

260 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. DoubleTime I857

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

2. Billy 5S LTE

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

Battery capacity

Capacity is not battery life. No endurance test is implied.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. DoubleTime I8572. Billy 5S LTE

Everyday essentials
Everyday essentials — specifications for DoubleTime I857, Billy 5S LTE.
SpecificationDoubleTime I857Billy 5S LTE
Dimensions (HxWxD)
  • 113 Х 62 Х 15 mm
  • Х Х mm
Weight
  • 148 g
  • 0 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3.2" inch
  • 5" inch
Screen resolution
  • 320 x 480 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 260 MB
  • 256 MB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 64 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Ion
  • 0 mAh,
Operating system OS
  • Android 2.2 (Froyo)
  • Microsoft Windows 10Microsoft Windows Phone 8.1
Chipset
  • Qualcomm MSM7230
  • Qualcomm MSM8916 Snapdragon 410 (28 nm) -Qualcomm MSM8926 Snapdragon 400 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for DoubleTime I857, Billy 5S LTE.
SpecificationDoubleTime I857Billy 5S LTE
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 30.5 cm2
  • 68.9 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 43.5%
Unknown
PPI /points per inch/
  • 180 PPI
  • 294 PPI
Camera and Video
Camera and Video — specifications for DoubleTime I857, Billy 5S LTE.
SpecificationDoubleTime I857Billy 5S LTE
Rear camera, main
  • 3.15 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 13 MP
  • AF
Functions Unknown
  • LED flash
  • panorama
  • HDR
Video
  • 320p
  • Yes
Front camera, selfie
  • 0 MP,
  • 5 MP
  • Single
Specifications Unknown
  • 5 MP
Performance
Performance — specifications for DoubleTime I857, Billy 5S LTE.
SpecificationDoubleTime I857Billy 5S LTE
Processor CPU
  • 800 MHz Scorpion
  • Quad-core 1.2 GHz Cortex-A53 -Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Adreno 205
  • Adreno 306 -Adreno 305
General specs
General specs — specifications for DoubleTime I857, Billy 5S LTE.
SpecificationDoubleTime I857Billy 5S LTE
Release date
  • 2011
  • October
  • 2015
  • January
Colors
  • Black/White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
Unknown
Battery life
  • Stand by time- Up to 250 h Talking time- Up to 6 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for DoubleTime I857, Billy 5S LTE.
SpecificationDoubleTime I857Billy 5S LTE
SIM card
  • Mini-SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 1900 / 2100 HSDPA 850 / 1900 -4G - LTE band 3(1800)
  • 7(2600)
  • 20(800) LTE 700 / 1700 / 2600
Speed
  • HSPA 7.2/2 Mbps
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 3.0
  • A2DP
  • 4.0
  • A2DP
Harmful irradiation
  • SAR - 0.54 W/kg (head) 0.97 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for DoubleTime I857, Billy 5S LTE.
SpecificationDoubleTime I857Billy 5S LTE
Radio
  • No
  • FM radio
Others
  • Secondary TFT capacitive touchscreen (with multitouch)
  • 320 x 480 pixels
  • 3.2 inches
Unknown
Other features
Other features — specifications for DoubleTime I857, Billy 5S LTE.
SpecificationDoubleTime I857Billy 5S LTE
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -Photo/video editor -Document viewer -Voice memo/dial/commands -Predictive text input - For AT&T
  • Sensors Accelerometer
  • proximity
  • compass