Allview X4 Soul Style vs Oppo A7x

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

    A7x: 12 g lighter

    X4 Soul Style:
    181 g
    A7x:
    169 g
  • Screen diagonal

    X4 Soul Style: 0.8 in smaller diagonal

    X4 Soul Style:
    5.5 in
    A7x:
    6.3 in
  • Chipset

    X4 Soul Style:
    Mediatek MT6755 Helio P10 (28 nm)
    A7x:
    Mediatek MT6771 Helio P60 (12 nm)
  • Rear camera layout

    X4 Soul Style:
    Single
    A7x:
    Dual
  • Release year

    X4 Soul Style:
    2017
    A7x:
    2018

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 Soul Style

    Height:
    156.5 mm
    Width:
    74.5 mm
    Depth:
    8.3 mm
  2. 2. A7x

    Height:
    156.7 mm
    Width:
    74 mm
    Depth:
    8 mm

Weight

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

  1. 1. X4 Soul Style

    181 g

    +12 g versus A7x

  2. 2. A7x

    169 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 Soul Style

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. A7x

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

A7x has approximately 16.8% more rectangular screen area than X4 Soul Style.

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 Soul Style: Original memory entry

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

A7x: Original memory entry

128 GB · 512GB 4GB

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 Soul Style

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

2. A7x

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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 Soul Style

    4010 mAh

    +510 mAh versus A7x

  2. 2. A7x

    3500 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 Soul Style2. A7x

Everyday essentials
Everyday essentials — specifications for X4 Soul Style, A7x.
SpecificationX4 Soul StyleA7x
Dimensions (HxWxD)
  • 156.5 Х 74.5 Х 8.3 mm
  • 156.7 Х 74 Х 8 mm
Weight
  • 181 g
  • 169 g
Technology
  • IPS LCD
  • LTPS IPS LCD
Screen size
  • 5.5" inch
  • 6.3" inch
Screen resolution
  • 1080 x 1920 px
  • 1080 x 2340 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
  • 128 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4010 mAh
  • Non-removable Li-Po
  • 3500 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 7.0 (Nougat)
  • Android 8.1 (Oreo); ColorOS 5.2
Chipset
  • Mediatek MT6755 Helio P10 (28 nm)
  • Mediatek MT6771 Helio P60 (12 nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for X4 Soul Style, A7x.
SpecificationX4 Soul StyleA7x
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 97.4 cm2
Screen format
  • 16:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 71.5%
  • 84.0%
PPI /points per inch/
  • 401 PPI
  • 409 PPI
Screen protection
  • Corning Gorilla Glass (unspecified version)
  • To be confirmed
Camera and Video
Camera and Video — specifications for X4 Soul Style, A7x.
SpecificationX4 Soul StyleA7x
Rear camera, main
  • 13 MP
  • Single
  • 16 MP
  • Dual
Camera specs
  • 13 MP
  • 1/3''
  • 1.12µm
  • PDAF & laser AF
  • 16 MP
  • f/1.8
  • 1/3.1
  • 1.0µm
  • PDAF -2 MP
  • f/2.4
  • depth sensor
Functions
  • Dual-LED flash
  • panorama
  • HDR
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 16 MP
  • 16 MP
  • f/2.0
Performance

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

Performance — specifications for X4 Soul Style, A7x.
SpecificationX4 Soul StyleA7x
Processor CPU
  • Octa-core (4x2.0 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
  • Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Graphics processor GPU
  • Mali-T860MP2
  • Mali-G72 MP3
Antutu 7 score *
  • 50224
  • 140725
General specs
General specs — specifications for X4 Soul Style, A7x.
SpecificationX4 Soul StyleA7x
Release date
  • 2017
  • March
  • 2018
  • September
Colors
  • Black
  • Gold
  • Starry Purple
  • Ice Flame Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 270 EUR
Communication and Connectivity
Communication and Connectivity — specifications for X4 Soul Style, A7x.
SpecificationX4 Soul StyleA7x
SIM card
  • Hybrid Dual SIM (Nano-SIM/ Micro-SIM
  • dual stand-by)
  • Dual SIM (Nano-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)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - 5007U
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA - China -3G - HSDPA 850 / 900 / 2100 -4G - LTE
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat13 600/100 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • Super AMOLED
  • 4.2
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 1.65 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for X4 Soul Style, A7x.
SpecificationX4 Soul StyleA7x
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for X4 Soul Style, A7x.
SpecificationX4 Soul StyleA7x
Dop
  • Sensors Fingerprint (front-mounted)
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Charging 5V/2A 10W - For China