Allview X4 Xtreme vs BLU Dash 4.0

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

    Dash 4.0: 98.9 g lighter

    X4 Xtreme:
    226.9 g
    Dash 4.0:
    128 g
  • Width

    Dash 4.0: 20.3 mm narrower

    X4 Xtreme:
    83.3 mm
    Dash 4.0:
    63 mm
  • Screen diagonal

    Dash 4.0: 2 in smaller diagonal

    X4 Xtreme:
    6 in
    Dash 4.0:
    4 in
  • Chipset

    X4 Xtreme:
    Mediatek MT6757T Helio P25 (16 nm)
    Dash 4.0:
    Mediatek MT6572 (28 nm)
  • Depth

    X4 Xtreme: 2.7 mm thinner

    X4 Xtreme:
    9.1 mm
    Dash 4.0:
    11.8 mm
  • Height

    Dash 4.0: 42.4 mm shorter

    X4 Xtreme:
    166.4 mm
    Dash 4.0:
    124 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. X4 Xtreme

    Height:
    166.4 mm +42.4 mm versus Dash 4.0
    Width:
    83.3 mm +20.3 mm versus Dash 4.0
    Depth:
    9.1 mm
  2. 2. Dash 4.0

    Height:
    124 mm
    Width:
    63 mm
    Depth:
    11.8 mm +2.7 mm versus X4 Xtreme

Weight

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

  1. 1. X4 Xtreme

    226.9 g

    +98.9 g versus Dash 4.0

  2. 2. Dash 4.0

    128 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. X4 Xtreme

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    99.2 cm²
  2. 2. Dash 4.0

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²

X4 Xtreme has approximately 117.9% more rectangular screen area than Dash 4.0.

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.

X4 Xtreme: Original memory entry

up to 64 GB (dedicated slot) · 512GB 4GB

Dash 4.0: Original memory entry

4 GB · 512 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. X4 Xtreme

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

2. Dash 4.0

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. X4 Xtreme

    4550 mAh

    +3050 mAh versus Dash 4.0

  2. 2. Dash 4.0

    1500 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. X4 Xtreme2. Dash 4.0

Everyday essentials
Everyday essentials — specifications for X4 Xtreme, Dash 4.0.
SpecificationX4 XtremeDash 4.0
Dimensions (HxWxD)
  • 166.4 Х 83.3 Х 9.1 mm
  • 124 Х 63 Х 11.8 mm
Weight
  • 226.9 g
  • 128 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 6" inch
  • 4" inch
Screen resolution
  • 1080 x 1920 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • up to 64 GB (dedicated slot)
  • 512GB 4GB
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4550 mAh
  • Non-removable Li-Po
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 7.0 (Nougat)
  • Android 4.2 (Jelly Bean)
Chipset
  • Mediatek MT6757T Helio P25 (16 nm)
  • Mediatek MT6572 (28 nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for X4 Xtreme, Dash 4.0.
SpecificationX4 XtremeDash 4.0
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 99.2 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 146.1 Х 71.6 Х 9.9 mm
  • 58.3%
PPI /points per inch/
  • 367 PPI
  • 233 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for X4 Xtreme, Dash 4.0.
SpecificationX4 XtremeDash 4.0
Rear camera, main
  • 13 MP
  • Dual-LED flash
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • PDAF -5 MP
  • (ultrawide/depth sensor)
  • 5 MP
Functions
  • Dual-LED flash
  • HDR
  • panorama
  • LED flash
Video
  • 1080p@30fps
  • 720@30fps
Front camera, selfie
  • 20 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 20 MP
  • VGA
Performance

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

Performance — specifications for X4 Xtreme, Dash 4.0.
SpecificationX4 XtremeDash 4.0
Processor CPU
  • Octa-core (4x2.5 GHz Cortex-A53 & 4x1.4 GHz Cortex-A53)
  • Dual-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • Mali-T880MP2
  • Mali-400
Antutu 7 score *
  • 58758
  • 4056
General specs
General specs — specifications for X4 Xtreme, Dash 4.0.
SpecificationX4 XtremeDash 4.0
Release date
  • 2017
  • June
  • 2012
  • December
Colors
  • Mocha Gold
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 90 EUR
Battery life
  • Stand by time- Up to 379 h Talking time- Up to 25 h
  • Stand by time- Up to 450 h (2G) / Up to 340 h (3G) Talking time- Up to 14 h (2G) / Up to 8 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for X4 Xtreme, Dash 4.0.
SpecificationX4 XtremeDash 4.0
SIM card
  • Hybrid Dual SIM (Micro-SIM/Nano SIM)
  • Dual SIM (Mini-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 850 / 900 / 1900 / 2100-4G - LTE band 1(2100)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 4.0
  • A2DP
Harmful irradiation
  • SAR EU - 1.01 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for X4 Xtreme, Dash 4.0.
SpecificationX4 XtremeDash 4.0
Radio
  • FM radio
  • Stereo FM radio
Other features
Other features — specifications for X4 Xtreme, Dash 4.0.
SpecificationX4 XtremeDash 4.0
Dop
  • Sensors Fingerprint (front-mounted)
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - For Europe
  • Sensors Accelerometer
  • gyro
  • compass - D261 Single SIM D271 Dual SIM