Samsung DoubleTime I857 vs ZTE Nubia X6

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: 67 g lighter

    DoubleTime I857:
    148 g
    Nubia X6:
    215 g
  • Width

    DoubleTime I857: 27 mm narrower

    DoubleTime I857:
    62 mm
    Nubia X6:
    89 mm
  • Screen diagonal

    DoubleTime I857: 3.24 in smaller diagonal

    DoubleTime I857:
    3.2 in
    Nubia X6:
    6.44 in
  • Depth

    Nubia X6: 7.1 mm thinner

    DoubleTime I857:
    15 mm
    Nubia X6:
    7.9 mm
  • Height

    DoubleTime I857: 66.5 mm shorter

    DoubleTime I857:
    113 mm
    Nubia X6:
    179.5 mm
  • Release year

    DoubleTime I857:
    2011
    Nubia X6:
    2014

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 +7.1 mm versus Nubia X6
  2. 2. Nubia X6

    Height:
    179.5 mm +66.5 mm versus DoubleTime I857
    Width:
    89 mm +27 mm versus DoubleTime I857
    Depth:
    7.9 mm

Weight

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

  1. 1. DoubleTime I857

    148 g

  2. 2. Nubia X6

    215 g

    +67 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. Nubia X6

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

Nubia X6 has approximately 275% 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

Nubia X6: Original memory entry

32/64 GB · 2 GB RAM/ 128 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. Nubia X6

NFC:
Yes
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. Nubia X6

    4250 mAh

    +3050 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. Nubia X6

Everyday essentials
Everyday essentials — specifications for DoubleTime I857, Nubia X6.
SpecificationDoubleTime I857Nubia X6
Dimensions (HxWxD)
  • 113 Х 62 Х 15 mm
  • 179.5 Х 89 Х 7.9 mm
Weight
  • 148 g
  • 215 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3.2" inch
  • 6.44" 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
  • 32/64 GB
  • 2 GB RAM/ 128 GB
  • 3 GB 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
  • 4250 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 2.2 (Froyo)
  • Android 4.3 (Jelly Bean)
Chipset
  • Qualcomm MSM7230
  • Qualcomm MSM8974AB/ MSM8974AC Snapdragon 801 (28 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for DoubleTime I857, Nubia X6.
SpecificationDoubleTime I857Nubia X6
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 30.5 cm2
  • 114.3 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 43.5%
  • 71.6%
PPI /points per inch/
  • 180 PPI
  • 342 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for DoubleTime I857, Nubia X6.
SpecificationDoubleTime I857Nubia X6
Rear camera, main
  • 3.15 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 13 MP
  • OIS
  • AF
Functions Unknown
  • Dual-LED flash
  • panorama
  • HDR
Video
  • 320p
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 13 MP
  • Single
Specifications Unknown
  • 13 MP
Performance

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

Performance — specifications for DoubleTime I857, Nubia X6.
SpecificationDoubleTime I857Nubia X6
Processor CPU
  • 800 MHz Scorpion
  • Quad-core 2.3/2.5 GHz Krait 400
Graphics processor GPU
  • Adreno 205
  • Adreno 330
Antutu 7 score * Unknown
  • 38123
General specs
General specs — specifications for DoubleTime I857, Nubia X6.
SpecificationDoubleTime I857Nubia X6
Release date
  • 2011
  • October
  • 2014
  • March
Colors
  • Black/White
  • White
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 350 EUR
Battery life
  • Stand by time- Up to 250 h Talking time- Up to 6 h
  • Stand by time- Up to 695 h Talking time- Up to 32 h (2G) / Up to 17 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for DoubleTime I857, Nubia X6.
SpecificationDoubleTime I857Nubia X6
SIM card
  • Mini-SIM
  • Dual SIM
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 CDMA 800 -3G - HSDPA 850 / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 3(1800)
  • 7(2600) LTE band 38(2600)
  • 39(1900)
  • 40(2300)
Speed
  • HSPA 7.2/2 Mbps
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • EV-DO Rev.A 3.1 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 3.0
  • USB Host
Bluetooth
  • 3.0
  • A2DP
  • 4.0
  • 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, Nubia X6.
SpecificationDoubleTime I857Nubia X6
Radio
  • No
  • FM radio
Others
  • Secondary TFT capacitive touchscreen (with multitouch)
  • 320 x 480 pixels
  • 3.2 inches
  • Dolby Mobile -Active noise cancellation with dedicated mic
Other features
Other features — specifications for DoubleTime I857, Nubia X6.
SpecificationDoubleTime I857Nubia X6
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
  • gyro
  • proximity
  • compass
  • Infrared port - Versions: 32/64 GB
  • 2 GB RAM
  • MSM8974AB chipset
  • 2.3 GHz processor 128 GB
  • 3 GB RAM
  • MSM8974AC chipset
  • 2.5 GHz processor