Samsung DoubleTime I857 vs ZTE Blade Force

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

    DoubleTime I857: 22.1 g lighter

    DoubleTime I857:
    148 g
    Blade Force:
    170.1 g
  • Width

    DoubleTime I857: 16 mm narrower

    DoubleTime I857:
    62 mm
    Blade Force:
    78 mm
  • Screen diagonal

    DoubleTime I857: 2.3 in smaller diagonal

    DoubleTime I857:
    3.2 in
    Blade Force:
    5.5 in
  • Chipset

    DoubleTime I857:
    Qualcomm MSM7230
    Blade Force:
    Qualcomm MSM8920 Snapdragon 427 (28 nm)
  • Depth

    Blade Force: 5.9 mm thinner

    DoubleTime I857:
    15 mm
    Blade Force:
    9.1 mm
  • Height

    DoubleTime I857: 43 mm shorter

    DoubleTime I857:
    113 mm
    Blade Force:
    156 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. DoubleTime I857

    Height:
    113 mm
    Width:
    62 mm
    Depth:
    15 mm +5.9 mm versus Blade Force
  2. 2. Blade Force

    Height:
    156 mm +43 mm versus DoubleTime I857
    Width:
    78 mm +16 mm versus DoubleTime I857
    Depth:
    9.1 mm

Weight

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

  1. 1. DoubleTime I857

    148 g

  2. 2. Blade Force

    170.1 g

    +22.1 g versus DoubleTime I857

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. Blade Force

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

Blade Force has approximately 173.5% 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, Blade Force, compared at the same storage capacity.
StorageDoubleTime I857Blade Force
16 GB Unknown 2 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. Blade Force

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 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. DoubleTime I857

    1200 mAh

  2. 2. Blade Force

    3000 mAh

    +1800 mAh versus DoubleTime I857

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. Blade Force

Everyday essentials
Everyday essentials — specifications for DoubleTime I857, Blade Force.
SpecificationDoubleTime I857Blade Force
Dimensions (HxWxD)
  • 113 Х 62 Х 15 mm
  • 156 Х 78 Х 9.1 mm
Weight
  • 148 g
  • 170.1 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3.2" inch
  • 5.5" 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
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 128 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Ion
  • 3000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 2.2 (Froyo)
  • Android 7.1.1 (Nougat)
Chipset
  • Qualcomm MSM7230
  • Qualcomm MSM8920 Snapdragon 427 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for DoubleTime I857, Blade Force.
SpecificationDoubleTime I857Blade Force
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 30.5 cm2
  • 83.4 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 43.5%
  • 68.5%
PPI /points per inch/
  • 180 PPI
  • 267 PPI
Camera and Video
Camera and Video — specifications for DoubleTime I857, Blade Force.
SpecificationDoubleTime I857Blade Force
Rear camera, main
  • 3.15 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 8 MP
  • AF
Functions Unknown
  • LED flash
Video
  • 320p
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 5 MP
  • Single
Specifications Unknown
  • 5 MP
Performance

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

Performance — specifications for DoubleTime I857, Blade Force.
SpecificationDoubleTime I857Blade Force
Processor CPU
  • 800 MHz Scorpion
  • Quad-core 1.4 GHz Cortex-A53
Graphics processor GPU
  • Adreno 205
  • Adreno 308
Antutu 7 score * Unknown
  • 35215
General specs
General specs — specifications for DoubleTime I857, Blade Force.
SpecificationDoubleTime I857Blade Force
Release date
  • 2011
  • October
  • 2017
  • October
Colors
  • Black/White
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 130 USD
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, Blade Force.
SpecificationDoubleTime I857Blade Force
SIM card
  • Mini-SIM
  • Nano-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 CDMA 800 / 1900 -3G - HSDPA 850 / 1700(AWS) / 1900 -4G - LTE
Speed
  • HSPA 7.2/2 Mbps
  • HSPA
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • No
  • 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
  • 3.0
  • A2DP
  • 4.2
  • 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, Blade Force.
SpecificationDoubleTime I857Blade Force
Radio
  • No
  • No
Others
  • Secondary TFT capacitive touchscreen (with multitouch)
  • 320 x 480 pixels
  • 3.2 inches
Unknown
Other features
Other features — specifications for DoubleTime I857, Blade Force.
SpecificationDoubleTime I857Blade Force
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 For Boost Mobile