Samsung DoubleTime I857 vs T-Mobile Pulse Mini

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

    Pulse Mini: 38 g lighter

    DoubleTime I857:
    148 g
    Pulse Mini:
    110 g
  • Width

    Pulse Mini: 5 mm narrower

    DoubleTime I857:
    62 mm
    Pulse Mini:
    57 mm
  • Screen diagonal

    Pulse Mini: 0.4 in smaller diagonal

    DoubleTime I857:
    3.2 in
    Pulse Mini:
    2.8 in
  • Chipset

    DoubleTime I857:
    Qualcomm MSM7230
    Pulse Mini:
    Qualcomm MSM7227 Snapdragon S1
  • Depth

    Pulse Mini: 1 mm thinner

    DoubleTime I857:
    15 mm
    Pulse Mini:
    14 mm
  • Height

    Pulse Mini: 7 mm shorter

    DoubleTime I857:
    113 mm
    Pulse Mini:
    106 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 +7 mm versus Pulse Mini
    Width:
    62 mm +5 mm versus Pulse Mini
    Depth:
    15 mm +1 mm versus Pulse Mini
  2. 2. Pulse Mini

    Height:
    106 mm
    Width:
    57 mm
    Depth:
    14 mm

Weight

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

  1. 1. DoubleTime I857

    148 g

    +38 g versus Pulse Mini

  2. 2. Pulse Mini

    110 g

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. Pulse Mini

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²

DoubleTime I857 has approximately 25.6% more rectangular screen area than Pulse Mini.

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.

DoubleTime I857: Original memory entry

260 MB · 256 MB RAM

Pulse Mini: Original memory entry

300 MB

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. Pulse Mini

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 16 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. DoubleTime I857

    1200 mAh

    +50 mAh versus Pulse Mini

  2. 2. Pulse Mini

    1150 mAh

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. Pulse Mini

Everyday essentials
Everyday essentials — specifications for DoubleTime I857, Pulse Mini.
SpecificationDoubleTime I857Pulse Mini
Dimensions (HxWxD)
  • 113 Х 62 Х 15 mm
  • 106 Х 57 Х 14 mm
Weight
  • 148 g
  • 110 g
Technology
  • TFT
  • TFT
Screen size
  • 3.2" inch
  • 2.8" inch
Screen resolution
  • 320 x 480 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 260 MB
  • 256 MB RAM
  • 300 MB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 16 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Ion
  • 1150 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.2 (Froyo)
  • Android 2.1 (Eclair)
Chipset
  • Qualcomm MSM7230
  • Qualcomm MSM7227 Snapdragon S1
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for DoubleTime I857, Pulse Mini.
SpecificationDoubleTime I857Pulse Mini
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 256K
  • 256K
Screen area
  • 30.5 cm2
  • 24.3 cm2
Screen format
  • 3:2 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 43.5%
  • 40.2%
PPI /points per inch/
  • 180 PPI
  • 143 PPI
Camera and Video
Camera and Video — specifications for DoubleTime I857, Pulse Mini.
SpecificationDoubleTime I857Pulse Mini
Rear camera, main
  • 3.15 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 3.15 MP
Functions Unknown
  • LED flash
Video
  • 320p
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for DoubleTime I857, Pulse Mini.
SpecificationDoubleTime I857Pulse Mini
Processor CPU
  • 800 MHz Scorpion
  • 600 MHz ARM 11
Graphics processor GPU
  • Adreno 205
  • Adreno 200
General specs
General specs — specifications for DoubleTime I857, Pulse Mini.
SpecificationDoubleTime I857Pulse Mini
Release date
  • 2011
  • October
  • 2010
  • February
Colors
  • Black/White
  • Black
  • White
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
  • Stand by time- Up to 300 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for DoubleTime I857, Pulse Mini.
SpecificationDoubleTime I857Pulse Mini
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed
  • HSPA 7.2/2 Mbps
  • HSPA 3.6/0.384 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • No
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • 2.0
Bluetooth
  • 3.0
  • A2DP
  • 2.0
  • 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, Pulse Mini.
SpecificationDoubleTime I857Pulse Mini
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, Pulse Mini.
SpecificationDoubleTime I857Pulse Mini
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 MP3/WAV/WMA/eAAC+ player -MP4/H.264 player -Document viewer -Organizer -Voice memo -Predictive text input