BLU G9 Pro 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.

  • Weight

    DoubleTime I857: 35 g lighter

    G9 Pro:
    183 g
    DoubleTime I857:
    148 g
  • Width

    DoubleTime I857: 13.1 mm narrower

    G9 Pro:
    75.1 mm
    DoubleTime I857:
    62 mm
  • Screen diagonal

    DoubleTime I857: 3.1 in smaller diagonal

    G9 Pro:
    6.3 in
    DoubleTime I857:
    3.2 in
  • Chipset

    G9 Pro:
    Mediatek MT6771 Helio P60 (12 nm)
    DoubleTime I857:
    Qualcomm MSM7230
  • Rear camera layout

    G9 Pro:
    Triple
    DoubleTime I857:
    Single
  • Depth

    G9 Pro: 6.4 mm thinner

    G9 Pro:
    8.6 mm
    DoubleTime I857:
    15 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. G9 Pro

    Height:
    157 mm +44 mm versus DoubleTime I857
    Width:
    75.1 mm +13.1 mm versus DoubleTime I857
    Depth:
    8.6 mm
  2. 2. DoubleTime I857

    Height:
    113 mm
    Width:
    62 mm
    Depth:
    15 mm +6.4 mm versus G9 Pro

Weight

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

  1. 1. G9 Pro

    183 g

    +35 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. G9 Pro

    Screen diagonal:
    6.3 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    97.4 cm²
  2. 2. DoubleTime I857

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

G9 Pro has approximately 219.5% 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 G9 Pro, DoubleTime I857, compared at the same storage capacity.
StorageG9 ProDoubleTime I857
128 GB 4 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. G9 Pro

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB

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. G9 Pro

    4000 mAh

    +2800 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. G9 Pro2. DoubleTime I857

Everyday essentials
Everyday essentials — specifications for G9 Pro, DoubleTime I857.
SpecificationG9 ProDoubleTime I857
Dimensions (HxWxD)
  • 157 Х 75.1 Х 8.6 mm
  • 113 Х 62 Х 15 mm
Weight
  • 183 g
  • 148 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 6.3" inch
  • 3.2" inch
Screen resolution
  • 1080 x 2340 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128GB 4GB RAM
  • 260 MB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 128 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Po
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • planned upgrade to Android 10.0
  • Android 2.2 (Froyo)
Chipset
  • Mediatek MT6771 Helio P60 (12 nm)
  • Qualcomm MSM7230
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for G9 Pro, DoubleTime I857.
SpecificationG9 ProDoubleTime I857
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 97.4 cm2
  • 30.5 cm2
Screen format
  • 19.5:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 82.6%
  • 43.5%
PPI /points per inch/
  • 409 PPI
  • 180 PPI
Camera and Video
Camera and Video — specifications for G9 Pro, DoubleTime I857.
SpecificationG9 ProDoubleTime I857
Rear camera, main
  • 16 MP
  • Triple
  • 3.15 MP
  • Single
Camera specs
  • 16 MP
  • f/1.8
  • 1/2.8''
  • PDAF -20 MP
  • 1/2.8'' (wide) -5 MP
  • f/2.2
  • 1/5''
  • depth sensor
  • 3.15 MP
  • AF
Functions
  • LED flash
  • HDR
  • panorama
Unknown
Video
  • 1080p@30fps
  • 320p
Front camera, selfie
  • 24 MP
  • Single
  • 0 MP,
Specifications
  • 24 MP
  • f/2.0
  • 1/2.8'' (wide)
Unknown
Performance

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

Performance — specifications for G9 Pro, DoubleTime I857.
SpecificationG9 ProDoubleTime I857
Processor CPU
  • Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
  • 800 MHz Scorpion
Graphics processor GPU
  • Mali-G72 MP3
  • Adreno 205
GeekBench 4 Single Core *
  • 1430
Unknown
GeekBench 4 Multi-Core *
  • 5391
Unknown
General specs
General specs — specifications for G9 Pro, DoubleTime I857.
SpecificationG9 ProDoubleTime I857
Release date
  • 2019
  • August
  • 2011
  • October
Colors
  • Nightfall
  • Black/White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 70 EUR
Battery life
  • Stand by time- Up to 625 h (3G) Talking time- Up to 21 h (3G)
  • Stand by time- Up to 250 h Talking time- Up to 6 h
Communication and Connectivity
Communication and Connectivity — specifications for G9 Pro, DoubleTime I857.
SpecificationG9 ProDoubleTime I857
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • 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)
  • 13(700)
  • 17(700)
  • 28(700)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) 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
  • Wi-Fi Direct
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 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 G9 Pro, DoubleTime I857.
SpecificationG9 ProDoubleTime I857
Radio
  • FM radio
  • No
Others Unknown
  • Secondary TFT capacitive touchscreen (with multitouch)
  • 320 x 480 pixels
  • 3.2 inches
Other features
Other features — specifications for G9 Pro, DoubleTime I857.
SpecificationG9 ProDoubleTime I857
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 18W -Fast Qi wireless charging 10W
  • 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