Samsung DoubleTime I857 vs Sharp Aquos SH8298U

Compare recorded specifications, size and practical differences.

+ Add a third phone

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 in smaller diagonal

    DoubleTime I857:
    3.2 in
    Aquos SH8298U:
    4.2 in

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. Aquos SH8298U

    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. Aquos SH8298U

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

Aquos SH8298U has approximately 59.5% 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.

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

DoubleTime I857: Original memory entry

260 MB · 256 MB RAM

Aquos SH8298U: Original memory entry

2 GB · 512 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. Aquos SH8298U

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

  2. 2. Aquos SH8298U

    1240 mAh

    +40 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. Aquos SH8298U

Everyday essentials
Everyday essentials — specifications for DoubleTime I857, Aquos SH8298U.
SpecificationDoubleTime I857Aquos SH8298U
Dimensions (HxWxD)
  • 113 Х 62 Х 15 mm
  • Х Х mm
Weight
  • 148 g
  • 0 g
Technology
  • TFT
  • 3D LCD
Screen size
  • 3.2" inch
  • 4.2" inch
Screen resolution
  • 320 x 480 px
  • 540 x 960 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 260 MB
  • 256 MB RAM
  • 2 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Ion
  • 1240 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.2 (Froyo)
  • Android 2.3.4 (Gingerbread)
Chipset
  • Qualcomm MSM7230
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for DoubleTime I857, Aquos SH8298U.
SpecificationDoubleTime I857Aquos SH8298U
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 30.5 cm2
  • 48.6 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 43.5%
Unknown
PPI /points per inch/
  • 180 PPI
  • 262 PPI
Camera and Video
Camera and Video — specifications for DoubleTime I857, Aquos SH8298U.
SpecificationDoubleTime I857Aquos SH8298U
Rear camera, main
  • 3.15 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 8 MP
  • AF -8 MP
  • AF
Functions Unknown
  • LED flash
Video
  • 320p
  • Yes
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Performance
Performance — specifications for DoubleTime I857, Aquos SH8298U.
SpecificationDoubleTime I857Aquos SH8298U
Processor CPU
  • 800 MHz Scorpion
  • 1.4 GHz Scorpion
Graphics processor GPU
  • Adreno 205
  • Adreno 205
General specs
General specs — specifications for DoubleTime I857, Aquos SH8298U.
SpecificationDoubleTime I857Aquos SH8298U
Release date
  • 2011
  • October
  • 2011
  • September
Colors
  • Black/White
  • Black
  • Red
  • 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
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for DoubleTime I857, Aquos SH8298U.
SpecificationDoubleTime I857Aquos SH8298U
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 7.2/2 Mbps
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 b/g/n
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 3.0
  • A2DP
  • 3.0
  • A2DP
  • EDR
Harmful irradiation
  • SAR - 0.54 W/kg (head) 0.97 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for DoubleTime I857, Aquos SH8298U.
SpecificationDoubleTime I857Aquos SH8298U
Radio
  • No
  • Stereo FM radio
  • RDS
Others
  • Secondary TFT capacitive touchscreen (with multitouch)
  • 320 x 480 pixels
  • 3.2 inches
Unknown
Other features
Other features — specifications for DoubleTime I857, Aquos SH8298U.
SpecificationDoubleTime I857Aquos SH8298U
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 - MP3/AAC+/WAV/WMA player -MP4/Xvid/H.264/WMV player -Organizer -Document viewer/editor -Voice memo/dial -Predictive text input