Microsoft Lumia 950 vs Samsung DoubleTime I857

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.

  • Width

    DoubleTime I857: 11.2 mm narrower

    Lumia 950:
    73.2 mm
    DoubleTime I857:
    62 mm
  • Screen diagonal

    DoubleTime I857: 2 in smaller diagonal

    Lumia 950:
    5.2 in
    DoubleTime I857:
    3.2 in
  • Chipset

    Lumia 950:
    Qualcomm MSM8992 Snapdragon 808 (20 nm)
    DoubleTime I857:
    Qualcomm MSM7230
  • Depth

    Lumia 950: 6.8 mm thinner

    Lumia 950:
    8.2 mm
    DoubleTime I857:
    15 mm
  • Height

    DoubleTime I857: 32 mm shorter

    Lumia 950:
    145 mm
    DoubleTime I857:
    113 mm
  • Release year

    Lumia 950:
    2015
    DoubleTime I857:
    2011

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. Lumia 950

    Height:
    145 mm +32 mm versus DoubleTime I857
    Width:
    73.2 mm +11.2 mm versus DoubleTime I857
    Depth:
    8.2 mm
  2. 2. DoubleTime I857

    Height:
    113 mm
    Width:
    62 mm
    Depth:
    15 mm +6.8 mm versus Lumia 950

Weight

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

  1. 1. Lumia 950

    150 g

    +2 g versus DoubleTime I857

  2. 2. DoubleTime I857

    148 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. Lumia 950

    Screen diagonal:
    5.2 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    74.5 cm²
  2. 2. DoubleTime I857

    Screen diagonal:
    3.2 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    30.5 cm²

Lumia 950 has approximately 144.5% 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.

Recorded RAM for Lumia 950, DoubleTime I857, compared at the same storage capacity.
StorageLumia 950DoubleTime I857
32 GB 3 GB RAM Unknown
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. Lumia 950

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (dedicated slot)

2. DoubleTime I857

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. Lumia 950

    3000 mAh

    +1800 mAh versus DoubleTime I857

  2. 2. DoubleTime I857

    1200 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. Lumia 9502. DoubleTime I857

Everyday essentials
Everyday essentials — specifications for Lumia 950, DoubleTime I857.
SpecificationLumia 950DoubleTime I857
Dimensions (HxWxD)
  • 145 Х 73.2 Х 8.2 mm
  • 113 Х 62 Х 15 mm
Weight
  • 150 g
  • 148 g
Technology
  • AMOLED
  • TFT
Screen size
  • 5.2" inch
  • 3.2" inch
Screen resolution
  • 1440 x 2560 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 260 MB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Removable Li-Ion
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows 10
  • Android 2.2 (Froyo)
Chipset
  • Qualcomm MSM8992 Snapdragon 808 (20 nm)
  • Qualcomm MSM7230
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Lumia 950, DoubleTime I857.
SpecificationLumia 950DoubleTime I857
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 74.8 cm2
  • 30.5 cm2
Screen format
  • 16:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 70.5%
  • 43.5%
PPI /points per inch/
  • 564 PPI
  • 180 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Lumia 950, DoubleTime I857.
SpecificationLumia 950DoubleTime I857
Rear camera, main
  • 20 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 20 MP
  • f/1.9
  • 26mm (wide)
  • 1/2.4''
  • 1.12µm
  • OIS
  • AF
  • 3.15 MP
  • AF
Functions
  • Zeiss optics
  • triple-LED RGB flash
  • panorama
  • HDR
Unknown
Video
  • 1080p@30fps
  • 320p
Front camera, selfie
  • 5 MP
  • Single
  • 0 MP,
Specifications
  • 5 MP
  • f/2.4
Unknown
Performance
Performance — specifications for Lumia 950, DoubleTime I857.
SpecificationLumia 950DoubleTime I857
Processor CPU
  • Hexa-core (4x1.4 GHz Cortex-A53 & 2x1.8 GHz Cortex-A57)
  • 800 MHz Scorpion
Graphics processor GPU
  • Adreno 418
  • Adreno 205
General specs
General specs — specifications for Lumia 950, DoubleTime I857.
SpecificationLumia 950DoubleTime I857
Release date
  • 2015
  • October
  • 2011
  • October
Colors
  • Black
  • White
  • Black/White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 280 EUR
  • 70 EUR
Battery life
  • Stand by time- Up to 288 h (2G) / Up to 288 h (3G) Talking time- Up to 23 h (2G) / Up to 18 h (3G) Music play - Up to 67 h
  • Stand by time- Up to 250 h Talking time- Up to 6 h
Communication and Connectivity
Communication and Connectivity — specifications for Lumia 950, DoubleTime I857.
SpecificationLumia 950DoubleTime I857
SIM card
  • Nano-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -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) - EMEA LTE band 1(2100)
  • 40(2300)
  • 41(2500) - USA
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A Cat6 300/50 Mbps
  • HSPA 7.2/2 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
USB
  • 3.1
  • Type-C 1.0 reversible connector
  • microUSB 2.0
Bluetooth
  • 4.1
  • A2DP
  • 3.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.54 W/kg (head) 0.97 W/kg (body)
Music and Audio
Music and Audio — specifications for Lumia 950, DoubleTime I857.
SpecificationLumia 950DoubleTime I857
Radio
  • FM radio
  • No
Others
  • ClearBlack display
  • Active noise cancellation with dedicated mic
  • Secondary TFT capacitive touchscreen (with multitouch)
  • 320 x 480 pixels
  • 3.2 inches
Other features
Other features — specifications for Lumia 950, DoubleTime I857.
SpecificationLumia 950DoubleTime I857
Dop
  • Sensors Iris scanner
  • accelerometer
  • gyro
  • proximity
  • compass
  • barometer
  • sensor core - Microsoft Continuum support -Qi wireless charging (market dependent) -Fast charging
  • 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