Samsung DoubleTime I857 vs Samsung Galaxy A8 (2016)

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: 34 g lighter

    DoubleTime I857:
    148 g
    Galaxy A8 (2016):
    182 g
  • Width

    DoubleTime I857: 14.8 mm narrower

    DoubleTime I857:
    62 mm
    Galaxy A8 (2016):
    76.8 mm
  • Screen diagonal

    DoubleTime I857: 2.5 in smaller diagonal

    DoubleTime I857:
    3.2 in
    Galaxy A8 (2016):
    5.7 in
  • Chipset

    DoubleTime I857:
    Qualcomm MSM7230
    Galaxy A8 (2016):
    Exynos 7420 Octa (14 nm)
  • Depth

    Galaxy A8 (2016): 7.8 mm thinner

    DoubleTime I857:
    15 mm
    Galaxy A8 (2016):
    7.2 mm
  • Height

    DoubleTime I857: 43.6 mm shorter

    DoubleTime I857:
    113 mm
    Galaxy A8 (2016):
    156.6 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 +7.8 mm versus Galaxy A8 (2016)
  2. 2. Galaxy A8 (2016)

    Height:
    156.6 mm +43.6 mm versus DoubleTime I857
    Width:
    76.8 mm +14.8 mm versus DoubleTime I857
    Depth:
    7.2 mm

Weight

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

  1. 1. DoubleTime I857

    148 g

  2. 2. Galaxy A8 (2016)

    182 g

    +34 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 A8 (2016)

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

Galaxy A8 (2016) has approximately 193.7% 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, Galaxy A8 (2016), compared at the same storage capacity.
StorageDoubleTime I857Galaxy A8 (2016)
32 GB Unknown 3 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. Galaxy A8 (2016)

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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 A8 (2016)

    3300 mAh

    +2100 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 A8 (2016)

Everyday essentials
Everyday essentials — specifications for DoubleTime I857, Galaxy A8 (2016).
SpecificationDoubleTime I857Galaxy A8 (2016)
Dimensions (HxWxD)
  • 113 Х 62 Х 15 mm
  • 156.6 Х 76.8 Х 7.2 mm
Weight
  • 148 g
  • 182 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 3.2" inch
  • 5.7" inch
Screen resolution
  • 320 x 480 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 260 MB
  • 256 MB RAM
  • 32 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Ion
  • 3300 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 2.2 (Froyo)
  • Android 6.0.1 (Marshmallow)
Chipset
  • Qualcomm MSM7230
  • Exynos 7420 Octa (14 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for DoubleTime I857, Galaxy A8 (2016).
SpecificationDoubleTime I857Galaxy A8 (2016)
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 30.5 cm2
  • 89.6 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 43.5%
  • 74.5%
PPI /points per inch/
  • 180 PPI
  • 386 PPI
Camera and Video
Camera and Video — specifications for DoubleTime I857, Galaxy A8 (2016).
SpecificationDoubleTime I857Galaxy A8 (2016)
Rear camera, main
  • 3.15 MP
  • Single
  • 16 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 16 MP
  • AF
  • f/1.9
Functions Unknown
  • LED flash
  • panorama
  • HDR
Video
  • 320p
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 8 MP
  • Single
Specifications Unknown
  • 8 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 A8 (2016).
SpecificationDoubleTime I857Galaxy A8 (2016)
Processor CPU
  • 800 MHz Scorpion
  • Octa-core (4x2.1 GHz Cortex-A57 & 4x1.5 GHz Cortex-A53)
Graphics processor GPU
  • Adreno 205
  • Mali-T760MP8
Antutu 7 score * Unknown
  • 87195
GeekBench 4 Single Core * Unknown
  • 1305
GeekBench 4 Multi-Core * Unknown
  • 4204
GeekBench 5 Single Core * Unknown
  • 244
GeekBench 5 Multi-Core * Unknown
  • 950
General specs
General specs — specifications for DoubleTime I857, Galaxy A8 (2016).
SpecificationDoubleTime I857Galaxy A8 (2016)
Release date
  • 2011
  • October
  • 2016
  • September
Colors
  • Black/White
  • Blue
  • Pink
  • Silver
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 300 EUR
Battery life
  • Stand by time- Up to 250 h Talking time- Up to 6 h
  • Talking time- Up to 22 h (3G) Music play - Up to 44 h
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for DoubleTime I857, Galaxy A8 (2016).
SpecificationDoubleTime I857Galaxy A8 (2016)
SIM card
  • Mini-SIM
  • Single SIM (Nano-SIM)Hybrid 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 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 28(700)
  • 38(2600) - Taiwan LTE band 1(2100)
  • 20(800)
  • 40(2300) - UAE
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 a/b/g/n
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS/ BDS (market dependant)
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 3.0
  • A2DP
  • 4.1
  • A2DP
  • EDR
  • LE
Harmful irradiation
  • SAR - 0.54 W/kg (head) 0.97 W/kg (body)
  • SAR EU - 0.13 W/kg (head) 1.17 W/kg (body)
Music and Audio
Music and Audio — specifications for DoubleTime I857, Galaxy A8 (2016).
SpecificationDoubleTime I857Galaxy A8 (2016)
Radio
  • No
  • FM radio
  • RDS
  • recording
Others
  • Secondary TFT capacitive touchscreen (with multitouch)
  • 320 x 480 pixels
  • 3.2 inches
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for DoubleTime I857, Galaxy A8 (2016).
SpecificationDoubleTime I857Galaxy A8 (2016)
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 (front-mounted)
  • accelerometer
  • proximity
  • compass - ANT+ - Versions: A810F/DS (UAE); A810YZ (Taiwan) Also known as Samsung Galaxy A8 Duos (2016) with dual-SIM card slots