Samsung DoubleTime I857 vs Samsung Galaxy J8

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: 29 g lighter

    DoubleTime I857:
    148 g
    Galaxy J8:
    177 g
  • Width

    DoubleTime I857: 13.7 mm narrower

    DoubleTime I857:
    62 mm
    Galaxy J8:
    75.7 mm
  • Screen diagonal

    DoubleTime I857: 2.8 in smaller diagonal

    DoubleTime I857:
    3.2 in
    Galaxy J8:
    6 in
  • Chipset

    DoubleTime I857:
    Qualcomm MSM7230
    Galaxy J8:
    Qualcomm SDM450 Snapdragon 450 (14 nm)
  • Rear camera layout

    DoubleTime I857:
    Single
    Galaxy J8:
    Dual
  • Depth

    Galaxy J8: 6.8 mm thinner

    DoubleTime I857:
    15 mm
    Galaxy J8:
    8.2 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 +6.8 mm versus Galaxy J8
  2. 2. Galaxy J8

    Height:
    159.2 mm +46.2 mm versus DoubleTime I857
    Width:
    75.7 mm +13.7 mm versus DoubleTime I857
    Depth:
    8.2 mm

Weight

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

  1. 1. DoubleTime I857

    148 g

  2. 2. Galaxy J8

    177 g

    +29 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. Galaxy J8

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    18.5:9
    Approximate rectangular screen area:
    91.4 cm²

Galaxy J8 has approximately 199.6% 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

Galaxy J8: 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. DoubleTime I857

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

2. Galaxy J8

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. DoubleTime I857

    1200 mAh

  2. 2. Galaxy J8

    3500 mAh

    +2300 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. Galaxy J8

Everyday essentials
Everyday essentials — specifications for DoubleTime I857, Galaxy J8.
SpecificationDoubleTime I857Galaxy J8
Dimensions (HxWxD)
  • 113 Х 62 Х 15 mm
  • 159.2 Х 75.7 Х 8.2 mm
Weight
  • 148 g
  • 177 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 3.2" inch
  • 6" inch
Screen resolution
  • 320 x 480 px
  • 720 x 1480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 260 MB
  • 256 MB RAM
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Ion
  • 3500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 2.2 (Froyo)
  • Android 8.0 (Oreo)
Chipset
  • Qualcomm MSM7230
  • Qualcomm SDM450 Snapdragon 450 (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for DoubleTime I857, Galaxy J8.
SpecificationDoubleTime I857Galaxy J8
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 30.5 cm2
  • 91.4 cm2
Screen format
  • 3:2 (height:width)
  • 18.5:9 (height:width)
Screen to body ratio
  • 43.5%
  • 75.8%
PPI /points per inch/
  • 180 PPI
  • 274 PPI
Camera and Video
Camera and Video — specifications for DoubleTime I857, Galaxy J8.
SpecificationDoubleTime I857Galaxy J8
Rear camera, main
  • 3.15 MP
  • Single
  • 16 MP
  • Dual
Camera specs
  • 3.15 MP
  • AF
  • 16 MP
  • f/1.7
  • AF -5 MP
  • f/1.9
  • depth sensor
Functions Unknown
  • LED flash
Video
  • 320p
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 16 MP
  • Single
Specifications Unknown
  • 16 MP
  • f/1.9
Performance

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

Performance — specifications for DoubleTime I857, Galaxy J8.
SpecificationDoubleTime I857Galaxy J8
Processor CPU
  • 800 MHz Scorpion
  • Octa-core 1.6 GHz Cortex-A53
Graphics processor GPU
  • Adreno 205
  • Adreno 506
Antutu 7 score * Unknown
  • 57202
General specs
General specs — specifications for DoubleTime I857, Galaxy J8.
SpecificationDoubleTime I857Galaxy J8
Release date
  • 2011
  • October
  • 2018
  • May
Colors
  • Black/White
  • Black
  • Gold
  • Blue
  • Purple
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 250 EUR
Battery life
  • Stand by time- Up to 250 h Talking time- Up to 6 h
  • Talking time- Up to 23 h (3G) Music play - Up to 112 h
Body build Unknown
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for DoubleTime I857, Galaxy J8.
SpecificationDoubleTime I857Galaxy J8
SIM card
  • Mini-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
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 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 17(700)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • 41(2500)
  • 66(1700/2100) - J810Y/DS
Speed
  • HSPA 7.2/2 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 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
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 3.0
  • A2DP
  • 4.2
  • A2DP
  • LE
Harmful irradiation
  • SAR - 0.54 W/kg (head) 0.97 W/kg (body)
  • SAR EU - 0.57 W/kg (head) 1.18 W/kg (body)
Music and Audio
Music and Audio — specifications for DoubleTime I857, Galaxy J8.
SpecificationDoubleTime I857Galaxy J8
Radio
  • No
  • FM radio
  • recording
Others
  • Secondary TFT capacitive touchscreen (with multitouch)
  • 320 x 480 pixels
  • 3.2 inches
Unknown
Other features
Other features — specifications for DoubleTime I857, Galaxy J8.
SpecificationDoubleTime I857Galaxy J8
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 Fingerprint (rear-mounted)
  • accelerometer
  • proximity - Versions: J810F/DS (Global DS); J810G/DS (India); J810Y/DS (Asia) Also known as Samsung Galaxy On8 in India