Allview X4 Soul Infinity Plus vs BlackBerry Key2

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

    X4 Soul Infinity Plus: 12 g lighter

    X4 Soul Infinity Plus:
    156 g
    Key2:
    168 g
  • Width

    Key2: 3.4 mm narrower

    X4 Soul Infinity Plus:
    75.2 mm
    Key2:
    71.8 mm
  • Screen diagonal

    Key2: 1.5 in smaller diagonal

    X4 Soul Infinity Plus:
    6 in
    Key2:
    4.5 in
  • Chipset

    X4 Soul Infinity Plus:
    Mediatek MT6757 Helio P25 (16 nm)
    Key2:
    Qualcomm SDM660 Snapdragon 660 (14 nm)
  • Depth

    X4 Soul Infinity Plus: 0.5 mm thinner

    X4 Soul Infinity Plus:
    8 mm
    Key2:
    8.5 mm
  • Height

    Key2: 7.3 mm shorter

    X4 Soul Infinity Plus:
    158.7 mm
    Key2:
    151.4 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 Soul Infinity Plus

    Height:
    158.7 mm +7.3 mm versus Key2
    Width:
    75.2 mm +3.4 mm versus Key2
    Depth:
    8 mm
  2. 2. Key2

    Height:
    151.4 mm
    Width:
    71.8 mm
    Depth:
    8.5 mm +0.5 mm versus X4 Soul Infinity Plus

Weight

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

  1. 1. X4 Soul Infinity Plus

    156 g

  2. 2. Key2

    168 g

    +12 g versus X4 Soul Infinity Plus

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 Infinity Plus

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    92.9 cm²
  2. 2. Key2

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

X4 Soul Infinity Plus has approximately 54.1% more rectangular screen area than Key2.

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 X4 Soul Infinity Plus, Key2, compared at the same storage capacity.
StorageX4 Soul Infinity PlusKey2
64 GB Unknown 6 GB RAM
128 GB Unknown 6 GB RAM
X4 Soul Infinity Plus: Original memory entry

up to 64 GB (dedicated slot) · 6 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. X4 Soul Infinity Plus

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

2. Key2

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

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 Infinity Plus

    3050 mAh

  2. 2. Key2

    3500 mAh

    +450 mAh versus X4 Soul Infinity Plus

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 Infinity Plus2. Key2

Everyday essentials
Everyday essentials — specifications for X4 Soul Infinity Plus, Key2.
SpecificationX4 Soul Infinity PlusKey2
Dimensions (HxWxD)
  • 158.7 Х 75.2 Х 8 mm
  • 151.4 Х 71.8 Х 8.5 mm
Weight
  • 156 g
  • 168 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6" inch
  • 4.5" inch
Screen resolution
  • 1080 x 2160 px
  • 1080 x 1620 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)
  • 6 GB RAM
  • 64/128 GB
  • 6 GB RAM
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3050 mAh
  • Non-removable Li-Po
  • 3500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 7.1 (Nougat)
  • Android 8.1 (Oreo)
Chipset
  • Mediatek MT6757 Helio P25 (16 nm)
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
NFC
  • Super AMOLED
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for X4 Soul Infinity Plus, Key2.
SpecificationX4 Soul Infinity PlusKey2
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 92.9 cm2
  • 60.0 cm2
Screen format
  • 18:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 151.9 Х 77.8 Х 9.5 mm
  • 55.2%
PPI /points per inch/
  • 402 PPI
  • 434 PPI
Screen protection
  • Corning Gorilla Glass (unspecified version)
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for X4 Soul Infinity Plus, Key2.
SpecificationX4 Soul Infinity PlusKey2
Rear camera, main
  • 13 MP
  • Dual-LED flash
  • 12 MP
  • Dual
Camera specs
  • 13 MP
  • 1/3''
  • 1.12µm
  • PDAF -5 MP
  • (ultrawide/depth sensor)
  • 12 MP
  • f/1.8
  • 1/2.3''
  • 1.28µm
  • dual pixel PDAF -12 MP
  • f/2.6
  • 1/3.4''
  • 1.0µm
  • PDAF
Functions
  • Dual-LED flash
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 13 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 13 MP
  • 8 MP
  • f/2.0
  • 1/4''
  • 1.12µm
Performance

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

Performance — specifications for X4 Soul Infinity Plus, Key2.
SpecificationX4 Soul Infinity PlusKey2
Processor CPU
  • Octa-core (4x2.4 GHz Cortex-A53 & 4x1.4 GHz Cortex-A53)
  • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
Graphics processor GPU
  • Mali-T880MP2
  • Adreno 512
Antutu 7 score *
  • 39502
  • 104256
GeekBench 4 Single Core * Unknown
  • 1628
GeekBench 4 Multi-Core * Unknown
  • 5894
General specs
General specs — specifications for X4 Soul Infinity Plus, Key2.
SpecificationX4 Soul Infinity PlusKey2
Release date
  • 2017
  • September
  • 2018
  • June
Colors
  • Black
  • Black
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 450 EUR
  • 500 EUR
Body build Unknown
  • aluminum frame (7000 series)
  • plastic back
Communication and Connectivity
Communication and Connectivity — specifications for X4 Soul Infinity Plus, Key2.
SpecificationX4 Soul Infinity PlusKey2
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by) - BBF100-6 only
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (BBF100-6 model only) -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)
  • 19(800)
  • 20(800)
  • 26(850)
  • 28(700)
  • 32(1500)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - EU
  • Africa
  • AU (BBF100-1) LTE band 1(2100)
  • 14(700)
  • 29(700)
  • 30(2300)
  • 41(2500)
  • 66(1700/2100) - Canada
  • US
  • LATAM (BBF100-2) LTE band 1(2100)
  • 41(2500) - ME
  • APAC
  • India (BBF100-6) LTE band 1(2100)
  • 41(2500) - China (BBF100-4)
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat11 600/75 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/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS2
USB
  • microUSB 2.0
  • Type-C 1.0 reversible connector
  • 3.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • Super AMOLED
  • 5.0
  • A2DP
  • LE
  • EDR
Harmful irradiation
  • SAR EU - 1.65 W/kg (head)
  • SAR EU - 0.72 W/kg (head) 1.68 W/kg (body)
Music and Audio
Music and Audio — specifications for X4 Soul Infinity Plus, Key2.
SpecificationX4 Soul Infinity PlusKey2
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 Infinity Plus, Key2.
SpecificationX4 Soul Infinity PlusKey2
Dop
  • Sensors Fingerprint (rear-mounted)
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging: 50% in 36 min (Quick Charge 3.0) - Capacitive touch 4-row BlackBerry keyboard - Versions: BBF100-1 (EU
  • Africa
  • AU); BBF100-2 (Canada
  • US
  • LATAM); BBF100-6 (ME
  • APAC
  • India); BBF100-4 (China) Also known as BlackBerry Athena